From 3f3b45cc74b0499912409f766a595945dbbfc4c5 Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Fri, 23 May 2014 17:28:10 -0700 Subject: Convert all line endings to LF. --- core/src/fxge/ge/fx_ge_text.cpp | 3548 +++++++++++++++++++-------------------- 1 file changed, 1774 insertions(+), 1774 deletions(-) (limited to 'core/src/fxge/ge/fx_ge_text.cpp') diff --git a/core/src/fxge/ge/fx_ge_text.cpp b/core/src/fxge/ge/fx_ge_text.cpp index 92f631e615..40acc5fe34 100644 --- a/core/src/fxge/ge/fx_ge_text.cpp +++ b/core/src/fxge/ge/fx_ge_text.cpp @@ -1,1774 +1,1774 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "../../../include/fxge/fx_ge.h" -#include "../../../include/fxge/fx_freetype.h" -#include "../../../include/fxcodec/fx_codec.h" -#include "text_int.h" -#undef FX_GAMMA -#undef FX_GAMMA_INVERSE -#define FX_GAMMA(value) (value) -#define FX_GAMMA_INVERSE(value) (value) -FX_RECT FXGE_GetGlyphsBBox(FXTEXT_GLYPHPOS* pGlyphAndPos, int nChars, int anti_alias, FX_FLOAT retinaScaleX, FX_FLOAT retinaScaleY) -{ - FX_RECT rect(0, 0, 0, 0); - FX_BOOL bStarted = FALSE; - for (int iChar = 0; iChar < nChars; iChar ++) { - FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; - const CFX_GlyphBitmap* pGlyph = glyph.m_pGlyph; - if (pGlyph == NULL) { - continue; - } - int char_left = glyph.m_OriginX + pGlyph->m_Left; - int char_width = (int)(pGlyph->m_Bitmap.GetWidth() / retinaScaleX); - if (anti_alias == FXFT_RENDER_MODE_LCD) { - char_width /= 3; - } - int char_right = char_left + char_width; - int char_top = glyph.m_OriginY - pGlyph->m_Top; - int char_bottom = char_top + (int)(pGlyph->m_Bitmap.GetHeight() / retinaScaleY); - if (!bStarted) { - rect.left = char_left; - rect.right = char_right; - rect.top = char_top; - rect.bottom = char_bottom; - bStarted = TRUE; - } else { - if (rect.left > char_left) { - rect.left = char_left; - } - if (rect.right < char_right) { - rect.right = char_right; - } - if (rect.top > char_top) { - rect.top = char_top; - } - if (rect.bottom < char_bottom) { - rect.bottom = char_bottom; - } - } - } - return rect; -} -static void _AdjustGlyphSpace(FXTEXT_GLYPHPOS* pGlyphAndPos, int nChars) -{ - ASSERT(nChars > 1); - FX_BOOL bVertical = FALSE; - if (pGlyphAndPos[nChars - 1].m_OriginX == pGlyphAndPos[0].m_OriginX) { - bVertical = TRUE; - } else if (pGlyphAndPos[nChars - 1].m_OriginY != pGlyphAndPos[0].m_OriginY) { - return; - } - int i = nChars - 1; - int* next_origin = bVertical ? &pGlyphAndPos[i].m_OriginY : &pGlyphAndPos[i].m_OriginX; - FX_FLOAT next_origin_f = bVertical ? pGlyphAndPos[i].m_fOriginY : pGlyphAndPos[i].m_fOriginX; - for (i --; i > 0; i --) { - int* this_origin = bVertical ? &pGlyphAndPos[i].m_OriginY : &pGlyphAndPos[i].m_OriginX; - FX_FLOAT this_origin_f = bVertical ? pGlyphAndPos[i].m_fOriginY : pGlyphAndPos[i].m_fOriginX; - int space = (*next_origin) - (*this_origin); - FX_FLOAT space_f = next_origin_f - this_origin_f; - FX_FLOAT error = (FX_FLOAT)(FXSYS_fabs(space_f) - FXSYS_fabs((FX_FLOAT)(space))); - if (error > 0.5f) { - *this_origin += space > 0 ? -1 : 1; - } - next_origin = this_origin; - next_origin_f = this_origin_f; - } -} -static const FX_BYTE g_GdipGamma_bgw[9] = {0, 0, 63, 120, 0, 168, 210, 239, 255}; -static const FX_BYTE g_GdipGamma_fgw[9] = {0, 0, 16, 45, 0, 87, 135, 192, 255}; -static const FX_BYTE g_GdipGammaAdjust_47[48] = { - 0, 30, 33, 34, 35, 36, 37, 38, 38, 39, 39, 40, 40, 40, 41, 41, 41, 42, 42, 42, 42, 43, - 43, 43, 43, 43, 44, 44, 44, 44, 44, 44, 45, 45, 45, 45, 45, 45, 45, 46, - 46, 46, 46, 46, 46, 46, 46, 47 -}; -static const FX_BYTE g_GdipGammaAdjust_75[76] = { - 0, 46, 50, 52, 54, 55, 56, 57, 58, 59, 60, 60, 61, 61, 62, 62, 63, 63, 64, 64, 64, 65, - 65, 65, 66, 66, 66, 67, 67, 67, 67, 68, 68, 68, 68, 68, 69, 69, 69, 69, 69, 70, 70, 70, - 70, 70, 71, 71, 71, 71, 71, 71, 72, 72, 72, 72, 72, 72, 72, 73, 73, 73, 73, 73, 73, 73, - 73, 74, 74, 74, 74, 74, 74, 74, 74, 75 -}; -static const FX_BYTE g_GdipGammaAdjust_81[82] = { - 0, 49, 53, 56, 58, 59, 60, 61, 62, 63, 64, 65, 65, 66, 66, 67, 67, 68, 68, 69, 69, 69, 70, 70, 70, - 71, 71, 71, 72, 72, 72, 72, 73, 73, 73, 73, 74, 74, 74, 74, 74, 75, 75, 75, 75, 75, 76, 76, 76, 76, - 76, 76, 77, 77, 77, 77, 77, 77, 78, 78, 78, 78, 78, 78, 78, 79, 79, 79, 79, 79, 79, 79, 79, 80, - 80, 80, 80, 80, 80, 80, 80, 81 -}; -static void _Adjust_alpha(int background, int foreground, int& src_alpha, int text_flags, int a) -{ -} -static const FX_BYTE g_TextGammaAdjust[256] = { - 0, 2, 3, 4, 6, 7, 8, 10, 11, 12, 13, 15, 16, 17, 18, 19, - 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36, 38, - 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, - 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 71, 72, - 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, - 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, - 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, - 121, 122, 123, 124, 125, 126, 127, 128, 129, 129, 130, 131, 132, 133, 134, 135, - 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, - 152, 153, 154, 155, 156, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, - 167, 168, 169, 170, 171, 172, 173, 174, 174, 175, 176, 177, 178, 179, 180, 181, - 182, 183, 184, 185, 186, 187, 188, 189, 190, 190, 191, 192, 193, 194, 195, 196, - 197, 198, 199, 200, 201, 202, 203, 204, 204, 205, 206, 207, 208, 209, 210, 211, - 212, 213, 214, 215, 216, 217, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, - 227, 228, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 239, 240, - 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 250, 251, 252, 253, 254, 255, -}; -#define ADJUST_ALPHA(background, foreground, src_alpha, text_flags, a) \ - src_alpha = g_TextGammaAdjust[(FX_BYTE)src_alpha]; -void _Color2Argb(FX_ARGB& argb, FX_DWORD color, int alpha_flag, void* pIccTransform) -{ - if (pIccTransform == NULL && !FXGETFLAG_COLORTYPE(alpha_flag)) { - argb = color; - return; - } - if (!CFX_GEModule::Get()->GetCodecModule() || !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { - pIccTransform = NULL; - } - FX_BYTE bgra[4]; - if (pIccTransform) { - ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); - color = FXGETFLAG_COLORTYPE(alpha_flag) ? FXCMYK_TODIB(color) : FXARGB_TODIB(color); - pIccModule->TranslateScanline(pIccTransform, bgra, (FX_LPCBYTE)&color, 1); - bgra[3] = FXGETFLAG_COLORTYPE(alpha_flag) ? - (alpha_flag >> 24) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXGETFLAG_ALPHA_STROKE(alpha_flag) : - FXARGB_A(color); - argb = FXARGB_MAKE(bgra[3], bgra[2], bgra[1], bgra[0]); - return; - } - AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color), - FXSYS_GetYValue(color), FXSYS_GetKValue(color), - bgra[2], bgra[1], bgra[0]); - bgra[3] = (alpha_flag >> 24) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXGETFLAG_ALPHA_STROKE(alpha_flag); - argb = FXARGB_MAKE(bgra[3], bgra[2], bgra[1], bgra[0]); -} -FX_BOOL CFX_RenderDevice::DrawNormalText(int nChars, const FXTEXT_CHARPOS* pCharPos, - CFX_Font* pFont, CFX_FontCache* pCache, - FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device, - FX_DWORD fill_color, FX_DWORD text_flags, - int alpha_flag, void* pIccTransform) -{ - int nativetext_flags = text_flags; - if (m_DeviceClass != FXDC_DISPLAY) { - if (!(text_flags & FXTEXT_PRINTGRAPHICTEXT)) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!(text_flags & FXFONT_CIDFONT) && pFont->GetPsName().Find(CFX_WideString::FromLocal("+ZJHL")) == -1) -#ifdef FOXIT_CHROME_BUILD - if (pFont->GetPsName() != CFX_WideString::FromLocal("CNAAJI+cmex10")) -#endif -#endif - if (m_pDeviceDriver->DrawDeviceText(nChars, pCharPos, pFont, pCache, pText2Device, font_size, fill_color, alpha_flag, pIccTransform)) { - return TRUE; - } - } - int alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(fill_color); - if (alpha < 255) { - return FALSE; - } - } else if (!(text_flags & FXTEXT_NO_NATIVETEXT)) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!(text_flags & FXFONT_CIDFONT)) -#ifdef FOXIT_CHROME_BUILD - if (pFont->GetPsName() != CFX_WideString::FromLocal("CNAAJI+cmex10")) -#endif -#endif - if (m_pDeviceDriver->DrawDeviceText(nChars, pCharPos, pFont, pCache, pText2Device, font_size, fill_color, alpha_flag, pIccTransform)) { - return TRUE; - } - } - CFX_AffineMatrix char2device, deviceCtm, text2Device; - if (pText2Device) { - char2device = *pText2Device; - text2Device = *pText2Device; - } - char2device.Scale(font_size, -font_size); - if (FXSYS_fabs(char2device.a) + FXSYS_fabs(char2device.b) > 50 * 1.0f || - ((m_DeviceClass == FXDC_PRINTER && !m_pDeviceDriver->IsPSPrintDriver()) - && !(text_flags & FXTEXT_PRINTIMAGETEXT))) { - if (pFont->GetFace() != NULL || (pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) { - int nPathFlags = (text_flags & FXTEXT_NOSMOOTH) == 0 ? 0 : FXFILL_NOPATHSMOOTH; - return DrawTextPath(nChars, pCharPos, pFont, pCache, font_size, pText2Device, NULL, NULL, fill_color, 0, NULL, nPathFlags, alpha_flag, pIccTransform); - } - } - int anti_alias = FXFT_RENDER_MODE_MONO; - FX_BOOL bNormal = FALSE; - if ((text_flags & FXTEXT_NOSMOOTH) == 0) { - if (m_DeviceClass == FXDC_DISPLAY && m_bpp > 1) { - FX_BOOL bClearType; - if (pFont->GetFace() == NULL && !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_CLEARTYPE)) { - bClearType = FALSE; - } else { - bClearType = text_flags & FXTEXT_CLEARTYPE; - } - if ((m_RenderCaps & (FXRC_ALPHA_OUTPUT | FXRC_CMYK_OUTPUT))) { - anti_alias = FXFT_RENDER_MODE_LCD; - bNormal = TRUE; - } else if (m_bpp < 16) { - anti_alias = FXFT_RENDER_MODE_NORMAL; - } else { - if (bClearType == FALSE) { - anti_alias = FXFT_RENDER_MODE_LCD; - bNormal = TRUE; - } else { - anti_alias = FXFT_RENDER_MODE_LCD; - } - } - } - } - if (pCache == NULL) { - pCache = CFX_GEModule::Get()->GetFontCache(); - } - CFX_FaceCache* pFaceCache = pCache->GetCachedFace(pFont); - FX_FONTCACHE_DEFINE(pCache, pFont); - FXTEXT_GLYPHPOS* pGlyphAndPos = FX_Alloc(FXTEXT_GLYPHPOS, nChars); - if (!pGlyphAndPos) { - return FALSE; - } - int iChar; - deviceCtm = char2device; - CFX_AffineMatrix matrixCTM = GetCTM(); - FX_FLOAT scale_x = FXSYS_fabs(matrixCTM.a); - FX_FLOAT scale_y = FXSYS_fabs(matrixCTM.d); - deviceCtm.Concat(scale_x, 0, 0, scale_y, 0, 0); - text2Device.Concat(scale_x, 0, 0, scale_y, 0, 0); - for (iChar = 0; iChar < nChars; iChar ++) { - FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; - const FXTEXT_CHARPOS& charpos = pCharPos[iChar]; - glyph.m_fOriginX = charpos.m_OriginX; - glyph.m_fOriginY = charpos.m_OriginY; - text2Device.Transform(glyph.m_fOriginX, glyph.m_fOriginY); - if (anti_alias < FXFT_RENDER_MODE_LCD) { - glyph.m_OriginX = FXSYS_round(glyph.m_fOriginX); - } else { - glyph.m_OriginX = (int)FXSYS_floor(glyph.m_fOriginX); - } - glyph.m_OriginY = FXSYS_round(glyph.m_fOriginY); - if (charpos.m_bGlyphAdjust) { - CFX_AffineMatrix new_matrix(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1], - charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0); - new_matrix.Concat(deviceCtm); - glyph.m_pGlyph = pFaceCache->LoadGlyphBitmap(pFont, charpos.m_GlyphIndex, charpos.m_bFontStyle, &new_matrix, - charpos.m_FontCharWidth, anti_alias, nativetext_flags); - } else - glyph.m_pGlyph = pFaceCache->LoadGlyphBitmap(pFont, charpos.m_GlyphIndex, charpos.m_bFontStyle, &deviceCtm, - charpos.m_FontCharWidth, anti_alias, nativetext_flags); - } - if (anti_alias < FXFT_RENDER_MODE_LCD && nChars > 1) { - _AdjustGlyphSpace(pGlyphAndPos, nChars); - } - FX_RECT bmp_rect1 = FXGE_GetGlyphsBBox(pGlyphAndPos, nChars, anti_alias); - if (scale_x > 1 && scale_y > 1) { - bmp_rect1.left--; - bmp_rect1.top --; - bmp_rect1.right ++; - bmp_rect1.bottom ++; - } - FX_RECT bmp_rect(FXSYS_round((FX_FLOAT)(bmp_rect1.left) / scale_x), FXSYS_round((FX_FLOAT)(bmp_rect1.top) / scale_y), - FXSYS_round((FX_FLOAT)bmp_rect1.right / scale_x), FXSYS_round((FX_FLOAT)bmp_rect1.bottom / scale_y)); - bmp_rect.Intersect(m_ClipBox); - if (bmp_rect.IsEmpty()) { - FX_Free(pGlyphAndPos); - return TRUE; - } - int pixel_width = FXSYS_round(bmp_rect.Width() * scale_x); - int pixel_height = FXSYS_round(bmp_rect.Height() * scale_y); - int pixel_left = FXSYS_round(bmp_rect.left * scale_x); - int pixel_top = FXSYS_round(bmp_rect.top * scale_y); - if (anti_alias == FXFT_RENDER_MODE_MONO) { - CFX_DIBitmap bitmap; - if (!bitmap.Create(pixel_width, pixel_height, FXDIB_1bppMask)) { - FX_Free(pGlyphAndPos); - return FALSE; - } - bitmap.Clear(0); - for (iChar = 0; iChar < nChars; iChar ++) { - FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; - if (glyph.m_pGlyph == NULL) { - continue; - } - const CFX_DIBitmap* pGlyph = &glyph.m_pGlyph->m_Bitmap; - bitmap.TransferBitmap(glyph.m_OriginX + glyph.m_pGlyph->m_Left - pixel_left, - glyph.m_OriginY - glyph.m_pGlyph->m_Top - pixel_top, - pGlyph->GetWidth(), pGlyph->GetHeight(), pGlyph, 0, 0); - } - FX_Free(pGlyphAndPos); - return SetBitMask(&bitmap, bmp_rect.left, bmp_rect.top, fill_color); - } - CFX_DIBitmap bitmap; - if (m_bpp == 8) { - if (!bitmap.Create(pixel_width, pixel_height, FXDIB_8bppMask)) { - FX_Free(pGlyphAndPos); - return FALSE; - } - } else { - if (!CreateCompatibleBitmap(&bitmap, pixel_width, pixel_height)) { - FX_Free(pGlyphAndPos); - return FALSE; - } - } - if (!bitmap.HasAlpha() && !bitmap.IsAlphaMask()) { - bitmap.Clear(0xFFFFFFFF); - if (!GetDIBits(&bitmap, bmp_rect.left, bmp_rect.top)) { - FX_Free(pGlyphAndPos); - return FALSE; - } - } else { - bitmap.Clear(0); - if (bitmap.m_pAlphaMask) { - bitmap.m_pAlphaMask->Clear(0); - } - } - int dest_width = pixel_width; - FX_LPBYTE dest_buf = bitmap.GetBuffer(); - int dest_pitch = bitmap.GetPitch(); - int Bpp = bitmap.GetBPP() / 8; - int a, r, g, b; - if (anti_alias == FXFT_RENDER_MODE_LCD) { - _Color2Argb(fill_color, fill_color, alpha_flag | (1 << 24), pIccTransform); - ArgbDecode(fill_color, a, r, g, b); - r = FX_GAMMA(r); - g = FX_GAMMA(g); - b = FX_GAMMA(b); - } - for (iChar = 0; iChar < nChars; iChar ++) { - FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; - if (glyph.m_pGlyph == NULL) { - continue; - } - const CFX_DIBitmap* pGlyph = &glyph.m_pGlyph->m_Bitmap; - int left = glyph.m_OriginX + glyph.m_pGlyph->m_Left - pixel_left; - int top = glyph.m_OriginY - glyph.m_pGlyph->m_Top - pixel_top; - int ncols = pGlyph->GetWidth(); - int nrows = pGlyph->GetHeight(); - if (anti_alias == FXFT_RENDER_MODE_NORMAL) { - if (!bitmap.CompositeMask(left, top, ncols, nrows, pGlyph, fill_color, - 0, 0, FXDIB_BLEND_NORMAL, NULL, FALSE, alpha_flag, pIccTransform)) { - FX_Free(pGlyphAndPos); - return FALSE; - } - continue; - } - FX_BOOL bBGRStripe = text_flags & FXTEXT_BGR_STRIPE; - ncols /= 3; - int x_subpixel = (int)(glyph.m_fOriginX * 3) % 3; - FX_LPBYTE src_buf = pGlyph->GetBuffer(); - int src_pitch = pGlyph->GetPitch(); - int start_col = left; - if (start_col < 0) { - start_col = 0; - } - int end_col = left + ncols; - if (end_col > dest_width) { - end_col = dest_width; - } - if (start_col >= end_col) { - continue; - } - if (bitmap.GetFormat() == FXDIB_Argb) { - for (int row = 0; row < nrows; row ++) { - int dest_row = row + top; - if (dest_row < 0 || dest_row >= bitmap.GetHeight()) { - continue; - } - FX_LPBYTE src_scan = src_buf + row * src_pitch + (start_col - left) * 3; - FX_LPBYTE dest_scan = dest_buf + dest_row * dest_pitch + (start_col << 2); - if (bBGRStripe) { - if (x_subpixel == 0) { - for (int col = start_col; col < end_col; col ++) { - int src_alpha = src_scan[2]; - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[1]; - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[0]; - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } else if (x_subpixel == 1) { - int src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - if (start_col > left) { - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - } - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - for (int col = start_col + 1; col < end_col - 1; col ++) { - int src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } else { - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - if (start_col > left) { - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - } - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - for (int col = start_col + 1; col < end_col - 1; col ++) { - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } - } else { - if (x_subpixel == 0) { - for (int col = start_col; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[2]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - FX_BYTE back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); - dest_scan += 4; - src_scan += 3; - continue; - } - if (src_alpha1 == 0) { - dest_scan += 4; - src_scan += 3; - continue; - } - FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; - dest_scan[3] = dest_alpha; - int alpha_ratio = src_alpha1 * 255 / dest_alpha; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); - dest_scan += 4; - src_scan += 3; - continue; - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } else if (x_subpixel == 1) { - if (bNormal) { - int src_alpha1 = start_col > left ? ((src_scan[-1] + src_scan[0] + src_scan[1]) / 3) : ((src_scan[0] + src_scan[1]) / 3); - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - if (src_alpha1 == 0) { - dest_scan += 4; - src_scan += 3; - } else { - FX_BYTE back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); - } else { - FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; - dest_scan[3] = dest_alpha; - int alpha_ratio = src_alpha1 * 255 / dest_alpha; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); - } - dest_scan += 4; - src_scan += 3; - } - } else { - if (start_col > left) { - int src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - for (int col = start_col + 1; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = (src_scan[-1] + src_scan[0] + src_scan[1]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - FX_BYTE back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); - dest_scan += 4; - src_scan += 3; - continue; - } - if (src_alpha1 == 0) { - dest_scan += 4; - src_scan += 3; - continue; - } - FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; - dest_scan[3] = dest_alpha; - int alpha_ratio = src_alpha1 * 255 / dest_alpha; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); - dest_scan += 4; - src_scan += 3; - continue; - } - int src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } else { - if (bNormal) { - int src_alpha1 = start_col > left ? ((src_scan[-2] + src_scan[-1] + src_scan[0]) / 3) : ((src_scan[0]) / 3); - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - if (src_alpha1 == 0) { - dest_scan += 4; - src_scan += 3; - } else { - FX_BYTE back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); - } else { - FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; - dest_scan[3] = dest_alpha; - int alpha_ratio = src_alpha1 * 255 / dest_alpha; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); - } - dest_scan += 4; - src_scan += 3; - } - } else { - if (start_col > left) { - int src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - for (int col = start_col + 1; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = (src_scan[-2] + src_scan[-1] + src_scan[0]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - FX_BYTE back_alpha = dest_scan[3]; - if (back_alpha == 0) { - FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); - dest_scan += 4; - src_scan += 3; - continue; - } - if (src_alpha1 == 0) { - dest_scan += 4; - src_scan += 3; - continue; - } - FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; - dest_scan[3] = dest_alpha; - int alpha_ratio = src_alpha1 * 255 / dest_alpha; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); - dest_scan += 4; - src_scan += 3; - continue; - } - int src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan[3] = 255; - dest_scan += 4; - src_scan += 3; - } - } - } - } - } else { - for (int row = 0; row < nrows; row ++) { - int dest_row = row + top; - if (dest_row < 0 || dest_row >= bitmap.GetHeight()) { - continue; - } - FX_LPBYTE src_scan = src_buf + row * src_pitch + (start_col - left) * 3; - FX_LPBYTE dest_scan = dest_buf + dest_row * dest_pitch + start_col * Bpp; - if (bBGRStripe) { - if (x_subpixel == 0) { - for (int col = start_col; col < end_col; col ++) { - int src_alpha = src_scan[2]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } else if (x_subpixel == 1) { - int src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - if (start_col > left) { - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - } - dest_scan += Bpp; - src_scan += 3; - for (int col = start_col + 1; col < end_col - 1; col ++) { - int src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } else { - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - if (start_col > left) { - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - } - dest_scan += Bpp; - src_scan += 3; - for (int col = start_col + 1; col < end_col - 1; col ++) { - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } - } else { - if (x_subpixel == 0) { - for (int col = start_col; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[2]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - if (src_alpha1 == 0) { - dest_scan += Bpp; - src_scan += 3; - continue; - } - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); - dest_scan += Bpp; - src_scan += 3; - continue; - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[2]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } else if (x_subpixel == 1) { - if (bNormal) { - int src_alpha1 = start_col > left ? (src_scan[0] + src_scan[1] + src_scan[-1]) / 3 : (src_scan[0] + src_scan[1]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); - dest_scan += Bpp; - src_scan += 3; - } else { - if (start_col > left) { - int src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - for (int col = start_col + 1; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[-1]) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - if (src_alpha1 == 0) { - dest_scan += Bpp; - src_scan += 3; - continue; - } - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); - dest_scan += Bpp; - src_scan += 3; - continue; - } - int src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[1]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } else { - if (bNormal) { - int src_alpha1 = start_col > left ? (src_scan[0] + src_scan[-2] + src_scan[-1]) / 3 : src_scan[0] / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); - dest_scan += Bpp; - src_scan += 3; - } else { - if (start_col > left) { - int src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - } - int src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - for (int col = start_col + 1; col < end_col; col ++) { - if (bNormal) { - int src_alpha1 = ((int)(src_scan[0]) + (int)(src_scan[-2]) + (int)(src_scan[-1])) / 3; - ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); - src_alpha1 = src_alpha1 * a / 255; - if (src_alpha1 == 0) { - dest_scan += Bpp; - src_scan += 3; - continue; - } - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); - dest_scan += Bpp; - src_scan += 3; - continue; - } - int src_alpha = src_scan[-2]; - ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); - src_alpha = src_scan[-1]; - ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); - src_alpha = src_scan[0]; - ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); - src_alpha = src_alpha * a / 255; - dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); - dest_scan += Bpp; - src_scan += 3; - } - } - } - } - } - } - if (bitmap.IsAlphaMask()) { - SetBitMask(&bitmap, bmp_rect.left, bmp_rect.top, fill_color, alpha_flag, pIccTransform); - } else { - SetDIBits(&bitmap, bmp_rect.left, bmp_rect.top); - } - FX_Free(pGlyphAndPos); - return TRUE; -} -FX_BOOL CFX_RenderDevice::DrawTextPath(int nChars, const FXTEXT_CHARPOS* pCharPos, - CFX_Font* pFont, CFX_FontCache* pCache, - FX_FLOAT font_size, const CFX_AffineMatrix* pText2User, - const CFX_AffineMatrix* pUser2Device, const CFX_GraphStateData* pGraphState, - FX_DWORD fill_color, FX_ARGB stroke_color, CFX_PathData* pClippingPath, int nFlag, - int alpha_flag, void* pIccTransform, int blend_type) -{ - if (pCache == NULL) { - pCache = CFX_GEModule::Get()->GetFontCache(); - } - CFX_FaceCache* pFaceCache = pCache->GetCachedFace(pFont); - FX_FONTCACHE_DEFINE(pCache, pFont); - for (int iChar = 0; iChar < nChars; iChar ++) { - const FXTEXT_CHARPOS& charpos = pCharPos[iChar]; - CFX_AffineMatrix matrix; - if (charpos.m_bGlyphAdjust) - matrix.Set(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1], - charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0); - matrix.Concat(font_size, 0, 0, font_size, charpos.m_OriginX, charpos.m_OriginY); - const CFX_PathData* pPath = pFaceCache->LoadGlyphPath(pFont, charpos.m_GlyphIndex, charpos.m_FontCharWidth); - if (pPath == NULL) { - continue; - } - matrix.Concat(*pText2User); - CFX_PathData TransformedPath(*pPath); - TransformedPath.Transform(&matrix); - FX_BOOL bHasAlpha = FXGETFLAG_COLORTYPE(alpha_flag) ? - (FXGETFLAG_ALPHA_FILL(alpha_flag) || FXGETFLAG_ALPHA_STROKE(alpha_flag)) : - (fill_color || stroke_color); - if (bHasAlpha) { - int fill_mode = nFlag; - if (FXGETFLAG_COLORTYPE(alpha_flag)) { - if (FXGETFLAG_ALPHA_FILL(alpha_flag)) { - fill_mode |= FXFILL_WINDING; - } - } else { - if (fill_color) { - fill_mode |= FXFILL_WINDING; - } - } - fill_mode |= FX_FILL_TEXT_MODE; - if (!DrawPath(&TransformedPath, pUser2Device, pGraphState, fill_color, stroke_color, fill_mode, alpha_flag, pIccTransform, blend_type)) { - return FALSE; - } - } - if (pClippingPath) { - pClippingPath->Append(&TransformedPath, pUser2Device); - } - } - return TRUE; -} -CFX_FontCache::~CFX_FontCache() -{ - FreeCache(TRUE); -} -CFX_FaceCache* CFX_FontCache::GetCachedFace(CFX_Font* pFont) -{ - FX_BOOL bExternal = pFont->GetFace() == NULL; - void* face = bExternal ? pFont->GetSubstFont()->m_ExtHandle : pFont->GetFace(); - CFX_FTCacheMap& map = bExternal ? m_ExtFaceMap : m_FTFaceMap; - CFX_CountedFaceCache* counted_face_cache = NULL; - if (map.Lookup((FXFT_Face)face, counted_face_cache)) { - counted_face_cache->m_nCount++; - return counted_face_cache->m_Obj; - } - CFX_FaceCache* face_cache = NULL; - face_cache = FX_NEW CFX_FaceCache(bExternal ? NULL : (FXFT_Face)face); - if (face_cache == NULL) { - return NULL; - } - counted_face_cache = FX_NEW CFX_CountedFaceCache; - if (!counted_face_cache) { - if (face_cache) { - delete face_cache; - face_cache = NULL; - } - return NULL; - } - counted_face_cache->m_nCount = 2; - counted_face_cache->m_Obj = face_cache; - map.SetAt((FXFT_Face)face, counted_face_cache); - return face_cache; -} -void CFX_FontCache::ReleaseCachedFace(CFX_Font* pFont) -{ - FX_BOOL bExternal = pFont->GetFace() == NULL; - void* face = bExternal ? pFont->GetSubstFont()->m_ExtHandle : pFont->GetFace(); - CFX_FTCacheMap& map = bExternal ? m_ExtFaceMap : m_FTFaceMap; - CFX_CountedFaceCache* counted_face_cache = NULL; - if (!map.Lookup((FXFT_Face)face, counted_face_cache)) { - return; - } - if (counted_face_cache->m_nCount > 1) { - counted_face_cache->m_nCount--; - } -} -void CFX_FontCache::FreeCache(FX_BOOL bRelease) -{ - { - FX_POSITION pos; - pos = m_FTFaceMap.GetStartPosition(); - while (pos) { - FXFT_Face face; - CFX_CountedFaceCache* cache; - m_FTFaceMap.GetNextAssoc(pos, face, cache); - if (bRelease || cache->m_nCount < 2) { - delete cache->m_Obj; - delete cache; - m_FTFaceMap.RemoveKey(face); - } - } - pos = m_ExtFaceMap.GetStartPosition(); - while (pos) { - FXFT_Face face; - CFX_CountedFaceCache* cache; - m_ExtFaceMap.GetNextAssoc(pos, face, cache); - if (bRelease || cache->m_nCount < 2) { - delete cache->m_Obj; - delete cache; - m_ExtFaceMap.RemoveKey(face); - } - } - } -} -CFX_FaceCache::CFX_FaceCache(FXFT_Face face) -{ - m_Face = face; - m_pBitmap = NULL; -} -CFX_FaceCache::~CFX_FaceCache() -{ - FX_POSITION pos = m_SizeMap.GetStartPosition(); - CFX_ByteString Key; - CFX_SizeGlyphCache* pSizeCache = NULL; - while(pos) { - m_SizeMap.GetNextAssoc( pos, Key, (void*&)pSizeCache); - delete pSizeCache; - } - m_SizeMap.RemoveAll(); - pos = m_PathMap.GetStartPosition(); - FX_LPVOID key1; - CFX_PathData* pPath; - while (pos) { - m_PathMap.GetNextAssoc(pos, key1, (FX_LPVOID&)pPath); - delete pPath; - } - if (m_pBitmap) { - delete m_pBitmap; - } - m_PathMap.RemoveAll(); -} -#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) -void CFX_FaceCache::InitPlatform() -{ -} -#endif -CFX_GlyphBitmap* CFX_FaceCache::LookUpGlyphBitmap(CFX_Font* pFont, const CFX_AffineMatrix* pMatrix, - CFX_ByteStringC& FaceGlyphsKey, FX_DWORD glyph_index, FX_BOOL bFontStyle, - int dest_width, int anti_alias) -{ - CFX_SizeGlyphCache* pSizeCache = NULL; - if (!m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) { - pSizeCache = FX_NEW CFX_SizeGlyphCache; - if (pSizeCache == NULL) { - return NULL; - } - m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache); - } - CFX_GlyphBitmap* pGlyphBitmap = NULL; - if (pSizeCache->m_GlyphMap.Lookup((FX_LPVOID)(FX_UINTPTR)glyph_index, (void*&)pGlyphBitmap)) { - return pGlyphBitmap; - } - pGlyphBitmap = RenderGlyph(pFont, glyph_index, bFontStyle, pMatrix, dest_width, anti_alias); - if (pGlyphBitmap == NULL) { - return NULL; - } - pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); - return pGlyphBitmap; -} -const CFX_GlyphBitmap* CFX_FaceCache::LoadGlyphBitmap(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle, const CFX_AffineMatrix* pMatrix, - int dest_width, int anti_alias, int& text_flags) -{ - if (glyph_index == (FX_DWORD) - 1) { - return NULL; - } - _CFX_UniqueKeyGen keygen; -#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) - if (pFont->GetSubstFont()) - keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, - pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); - else - keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); -#else - if (text_flags & FXTEXT_NO_NATIVETEXT) { - if (pFont->GetSubstFont()) - keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, - pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); - else - keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); - } else { - if (pFont->GetSubstFont()) - keygen.Generate(10, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, - pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical(), 3); - else - keygen.Generate(7, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, 3); - } -#endif - CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen); -#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) - return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); -#else - if (text_flags & FXTEXT_NO_NATIVETEXT) { - return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); - } else { - CFX_GlyphBitmap* pGlyphBitmap; - CFX_SizeGlyphCache* pSizeCache = NULL; - if (m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) { - if (pSizeCache->m_GlyphMap.Lookup((FX_LPVOID)(FX_UINTPTR)glyph_index, (void*&)pGlyphBitmap)) { - return pGlyphBitmap; - } - pGlyphBitmap = RenderGlyph_Nativetext(pFont, glyph_index, pMatrix, dest_width, anti_alias); - if (pGlyphBitmap) { - pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); - return pGlyphBitmap; - } - } else { - pGlyphBitmap = RenderGlyph_Nativetext(pFont, glyph_index, pMatrix, dest_width, anti_alias); - if (pGlyphBitmap) { - pSizeCache = FX_NEW CFX_SizeGlyphCache; - if (pSizeCache == NULL) { - return NULL; - } - m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache); - pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); - return pGlyphBitmap; - } - } - if (pFont->GetSubstFont()) - keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, - pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); - else - keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), - (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); - CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen); - text_flags |= FXTEXT_NO_NATIVETEXT; - return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); - } -#endif -} -CFX_SizeGlyphCache::~CFX_SizeGlyphCache() -{ - FX_POSITION pos = m_GlyphMap.GetStartPosition(); - FX_LPVOID Key; - CFX_GlyphBitmap* pGlyphBitmap = NULL; - while(pos) { - m_GlyphMap.GetNextAssoc(pos, Key, (void*&)pGlyphBitmap); - delete pGlyphBitmap; - } - m_GlyphMap.RemoveAll(); -} -#if defined(_FPDFAPI_MINI_) -#define CONTRAST_RAMP_STEP 16 -#else -#define CONTRAST_RAMP_STEP 1 -#endif -static const FX_BYTE g_adjust_contrast11[256] = { - 0, 0, 2, 3, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15, 17, 18, 19, 21, 22, 24, 25, 26, 28, 29, 31, - 32, 33, 35, 36, 38, 39, 40, 42, 43, 45, 46, 48, 49, 51, 52, 54, 55, 56, 58, 59, 61, 62, 64, 65, - 67, 68, 70, 71, 72, 74, 75, 77, 78, 80, 81, 83, 84, 86, 87, 89, 90, 91, 93, 94, 96, 97, 99, 100, - 101, 103, 104, 106, 107, 109, 110, 111, 113, 114, 116, 117, 118, 120, 121, 123, 124, 125, 127, - 128, 130, 131, 132, 134, 135, 136, 138, 139, 140, 142, 143, 144, 146, 147, 148, 149, 151, 152, - 153, 155, 156, 157, 158, 160, 161, 162, 163, 165, 166, 167, 168, 169, 171, 172, 173, 174, 175, - 177, 178, 179, 180, 181, 182, 183, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, - 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, - 215, 216, 217, 218, 219, 220, 221, 221, 222, 223, 224, 224, 225, 226, 227, 227, 228, 229, 230, - 230, 231, 232, 232, 233, 234, 234, 235, 236, 236, 237, 237, 238, 239, 239, 240, 240, 241, 241, - 242, 242, 243, 243, 244, 244, 245, 245, 246, 246, 246, 247, 247, 248, 248, 248, 249, 249, 249, - 250, 250, 250, 251, 251, 251, 251, 252, 252, 252, 252, 253, 253, 253, 253, 253, 253, 254, 254, - 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 255, -}; -static const FX_BYTE g_adjust_contrast15[256] = { - 0, 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 5, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, - 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 40, 41, 42, 43, 45, 46, 47, 48, 50, 51, - 52, 54, 55, 56, 58, 59, 60, 62, 63, 64, 66, 67, 68, 70, 71, 73, 74, 75, 77, 78, 80, 81, 82, 84, 85, 87, - 88, 90, 91, 93, 94, 95, 97, 98, 100, 101, 103, 104, 106, 107, 109, 110, 111, 113, 114, 116, 117, 119, - 120, 122, 123, 125, 126, 128, 129, 130, 132, 133, 135, 136, 138, 139, 141, 142, 143, 145, 146, 148, - 149, 150, 152, 153, 155, 156, 157, 159, 160, 161, 163, 164, 166, 167, 168, 170, 171, 172, 174, 175, - 176, 177, 179, 180, 181, 183, 184, 185, 186, 188, 189, 190, 191, 192, 194, 195, 196, 197, 198, 199, - 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, - 221, 222, 223, 224, 225, 226, 227, 227, 228, 229, 230, 231, 232, 232, 233, 234, 235, 235, 236, 237, - 237, 238, 239, 239, 240, 241, 241, 242, 242, 243, 244, 244, 245, 245, 246, 246, 247, 247, 248, 248, - 248, 249, 249, 250, 250, 250, 251, 251, 251, 252, 252, 252, 252, 253, 253, 253, 253, 253, 254, 254, - 254, 254, 254, 254, 254, 254, 254, 254, 254, 255, -}; -static void _CalcContrastRamp(FX_LPBYTE ramp, int level) -{ - int contrast_min = 0, contrast_max = 255 - level, i; - for (i = 0; i < contrast_min; i ++) { - ramp[i] = 0; - } - for (i = contrast_min; i < contrast_max; i ++) { - ramp[i] = 255 * (i - contrast_min) / (contrast_max - contrast_min); - } - for (i = contrast_max; i < 256; i ++) { - ramp[i] = 255; - } -} -void CFX_Font::AdjustMMParams(int glyph_index, int dest_width, int weight) -{ - FXFT_MM_Var pMasters = NULL; - FXFT_Get_MM_Var(m_Face, &pMasters); - if (pMasters == NULL) { - return; - } - long coords[2]; - if (weight == 0) { - coords[0] = FXFT_Get_MM_Axis_Def(FXFT_Get_MM_Axis(pMasters, 0)) / 65536; - } else { - coords[0] = weight; - } - if (dest_width == 0) { - coords[1] = FXFT_Get_MM_Axis_Def(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; - } else { - int min_param = FXFT_Get_MM_Axis_Min(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; - int max_param = FXFT_Get_MM_Axis_Max(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; - coords[1] = min_param; - int error = FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); - error = FXFT_Load_Glyph(m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); - int min_width = FXFT_Get_Glyph_HoriAdvance(m_Face) * 1000 / FXFT_Get_Face_UnitsPerEM(m_Face); - coords[1] = max_param; - error = FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); - error = FXFT_Load_Glyph(m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); - int max_width = FXFT_Get_Glyph_HoriAdvance(m_Face) * 1000 / FXFT_Get_Face_UnitsPerEM(m_Face); - if (max_width == min_width) { - return; - } - int param = min_param + (max_param - min_param) * (dest_width - min_width) / (max_width - min_width); - coords[1] = param; - } - FXFT_Free(m_Face, pMasters); - FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); -} -extern const char g_AngleSkew[30] = { - 0, 2, 3, 5, 7, 9, 11, 12, 14, 16, - 18, 19, 21, 23, 25, 27, 29, 31, 32, 34, - 36, 38, 40, 42, 45, 47, 49, 51, 53, 55, -}; -static const FX_BYTE g_WeightPow[100] = { - 0, 3, 6, 7, 8, 9, 11, 12, 14, 15, 16, 17, 18, 19, 20, - 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 35, 36, 36, - 37, 37, 37, 38, 38, 38, 39, 39, 39, 40, 40, 40, 41, 41, 41, 42, 42, 42, - 42, 43, 43, 43, 44, 44, 44, 44, 45, 45, 45, 45, 46, 46, 46, 46, 47, 47, - 47, 47, 48, 48, 48, 48, 48, 49, 49, 49, 49, 50, 50, 50, 50, 50, 51, 51, - 51, 51, 51, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, -}; -extern const FX_BYTE g_WeightPow_11[100] = { - 0, 4, 7, 8, 9, 10, 12, 13, 15, 17, 18, 19, 20, 21, 22, - 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 39, 40, 40, - 41, 41, 41, 42, 42, 42, 43, 43, 43, 44, 44, 44, 45, 45, 45, 46, 46, 46, - 46, 43, 47, 47, 48, 48, 48, 48, 45, 50, 50, 50, 46, 51, 51, 51, 52, 52, - 52, 52, 53, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55, 55, 55, 55, 56, 56, - 56, 56, 56, 57, 57, 57, 57, 57, 58, 58, 58, 58, 58, -}; -extern const FX_BYTE g_WeightPow_SHIFTJIS[100] = { - 0, 0, 1, 2, 3, 4, 5, 7, 8, 10, 11, 13, 14, 16, 17, 19, 21, 22, 24, 26, 28, - 30, 32, 33, 35, 37, 39, 41, 43, 45, 48, 48, 48, 48, 49, 49, 49, 50, 50, 50, 50, - 51, 51, 51, 51, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, 54, 54, 54, 54, 54, 55, 55, - 55, 55, 55, 56, 56, 56, 56, 56 , 56, 57, 57, 57 , 57 , 57, 57, 57, 58, 58, 58, 58, 58, - 58, 58, 59, 59, 59, 59, 59, 59, 59, 60, 60, 60, 60, 60, 60, 60, 60, -}; -static void _GammaAdjust(FX_LPBYTE pData, int nWid, int nHei, int src_pitch, FX_LPCBYTE gammaTable) -{ - int count = nHei * src_pitch; - for(int i = 0; i < count; i++) { - pData[i] = gammaTable[pData[i]]; - } -} -static void _ContrastAdjust(FX_LPBYTE pDataIn, FX_LPBYTE pDataOut, int nWid, int nHei, int nSrcRowBytes, int nDstRowBytes) -{ - int col, row, temp; - int max = 0, min = 255; - FX_FLOAT rate; - for (row = 0; row < nHei; row ++) { - FX_LPBYTE pRow = pDataIn + row * nSrcRowBytes; - for (col = 0; col < nWid; col++) { - temp = *pRow ++; - if (temp > max) { - max = temp; - } - if (temp < min) { - min = temp; - } - } - } - temp = max - min; - if (0 == temp || 255 == temp) { - int rowbytes = FXSYS_abs(nSrcRowBytes) > nDstRowBytes ? nDstRowBytes : FXSYS_abs(nSrcRowBytes); - for (row = 0; row < nHei; row ++) { - FXSYS_memcpy32(pDataOut + row * nDstRowBytes, pDataIn + row * nSrcRowBytes, rowbytes); - } - return; - } - rate = 255.f / temp; - for (row = 0; row < nHei; row ++) { - FX_LPBYTE pSrcRow = pDataIn + row * nSrcRowBytes; - FX_LPBYTE pDstRow = pDataOut + row * nDstRowBytes; - for (col = 0; col < nWid; col ++) { - temp = (int)((*(pSrcRow++) - min) * rate + 0.5); - if (temp > 255) { - temp = 255; - } else if (temp < 0) { - temp = 0; - } - *pDstRow ++ = (FX_BYTE)temp; - } - } -} -CFX_GlyphBitmap* CFX_FaceCache::RenderGlyph(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle, - const CFX_AffineMatrix* pMatrix, int dest_width, int anti_alias) -{ - if (m_Face == NULL) { - return NULL; - } - FXFT_Matrix ft_matrix; - ft_matrix.xx = (signed long)(pMatrix->GetA() / 64 * 65536); - ft_matrix.xy = (signed long)(pMatrix->GetC() / 64 * 65536); - ft_matrix.yx = (signed long)(pMatrix->GetB() / 64 * 65536); - ft_matrix.yy = (signed long)(pMatrix->GetD() / 64 * 65536); - FX_BOOL bUseCJKSubFont = FALSE; - const CFX_SubstFont* pSubstFont = pFont->GetSubstFont(); - if (pSubstFont) { - bUseCJKSubFont = pSubstFont->m_bSubstOfCJK && bFontStyle; - int skew = 0; - if (bUseCJKSubFont) { - skew = pSubstFont->m_bItlicCJK ? -15 : 0; - } else { - skew = pSubstFont->m_ItalicAngle; - } - if (skew) { - skew = skew <= -30 ? -58 : -g_AngleSkew[-skew]; - if (pFont->IsVertical()) { - ft_matrix.yx += ft_matrix.yy * skew / 100; - } else { - ft_matrix.xy += -ft_matrix.xx * skew / 100; - } - } - if (pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) { - pFont->AdjustMMParams(glyph_index, dest_width, pFont->GetSubstFont()->m_Weight); - } - } - int transflag = FXFT_Get_Face_Internal_Flag(m_Face); - FXFT_Set_Transform(m_Face, &ft_matrix, 0); - int load_flags = (m_Face->face_flags & FT_FACE_FLAG_SFNT) ? FXFT_LOAD_NO_BITMAP : (FXFT_LOAD_NO_BITMAP | FT_LOAD_NO_HINTING); - int error = FXFT_Load_Glyph(m_Face, glyph_index, load_flags); - if (error) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - int weight = 0; - if (bUseCJKSubFont) { - weight = pSubstFont->m_WeightCJK; - } else { - weight = pSubstFont ? pSubstFont->m_Weight : 0; - } - if (pSubstFont && !(pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) && weight > 400) { - int index = (weight - 400) / 10; - if (index >= 100) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - int level = 0; - if (pSubstFont->m_Charset == FXFONT_SHIFTJIS_CHARSET) { - level = g_WeightPow_SHIFTJIS[index] * 2 * (FXSYS_abs((int)(ft_matrix.xx)) + FXSYS_abs((int)(ft_matrix.xy))) / 36655; - } else { - level = g_WeightPow_11[index] * (FXSYS_abs((int)(ft_matrix.xx)) + FXSYS_abs((int)(ft_matrix.xy))) / 36655; - } - FXFT_Outline_Embolden(FXFT_Get_Glyph_Outline(m_Face), level); - } - FXFT_Library_SetLcdFilter(CFX_GEModule::Get()->GetFontMgr()->m_FTLibrary, FT_LCD_FILTER_DEFAULT); - error = FXFT_Render_Glyph(m_Face, anti_alias); - if (error) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - int bmwidth = FXFT_Get_Bitmap_Width(FXFT_Get_Glyph_Bitmap(m_Face)); - int bmheight = FXFT_Get_Bitmap_Rows(FXFT_Get_Glyph_Bitmap(m_Face)); - if (bmwidth > 2048 || bmheight > 2048) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - int dib_width = bmwidth; - CFX_GlyphBitmap* pGlyphBitmap = FX_NEW CFX_GlyphBitmap; - if (!pGlyphBitmap) { - return NULL; - } - pGlyphBitmap->m_Bitmap.Create(dib_width, bmheight, - anti_alias == FXFT_RENDER_MODE_MONO ? FXDIB_1bppMask : FXDIB_8bppMask); - pGlyphBitmap->m_Left = FXFT_Get_Glyph_BitmapLeft(m_Face); - pGlyphBitmap->m_Top = FXFT_Get_Glyph_BitmapTop(m_Face); - int dest_pitch = pGlyphBitmap->m_Bitmap.GetPitch(); - int src_pitch = FXFT_Get_Bitmap_Pitch(FXFT_Get_Glyph_Bitmap(m_Face)); - FX_BYTE* pDestBuf = pGlyphBitmap->m_Bitmap.GetBuffer(); - FX_BYTE* pSrcBuf = (FX_BYTE*)FXFT_Get_Bitmap_Buffer(FXFT_Get_Glyph_Bitmap(m_Face)); - if (anti_alias != FXFT_RENDER_MODE_MONO && FXFT_Get_Bitmap_PixelMode(FXFT_Get_Glyph_Bitmap(m_Face)) == FXFT_PIXEL_MODE_MONO) { - int bytes = anti_alias == FXFT_RENDER_MODE_LCD ? 3 : 1; - for(int i = 0; i < bmheight; i++) - for(int n = 0; n < bmwidth; n++) { - FX_BYTE data = (pSrcBuf[i * src_pitch + n / 8] & (0x80 >> (n % 8))) ? 255 : 0; - for (int b = 0; b < bytes; b ++) { - pDestBuf[i * dest_pitch + n * bytes + b] = data; - } - } - } else { - FXSYS_memset32(pDestBuf, 0, dest_pitch * bmheight); - if (anti_alias == FXFT_RENDER_MODE_MONO && FXFT_Get_Bitmap_PixelMode(FXFT_Get_Glyph_Bitmap(m_Face)) == FXFT_PIXEL_MODE_MONO) { - int rowbytes = FXSYS_abs(src_pitch) > dest_pitch ? dest_pitch : FXSYS_abs(src_pitch); - for (int row = 0; row < bmheight; row ++) { - FXSYS_memcpy32(pDestBuf + row * dest_pitch, pSrcBuf + row * src_pitch, rowbytes); - } - } else { - _ContrastAdjust(pSrcBuf, pDestBuf, bmwidth, bmheight, src_pitch, dest_pitch); - _GammaAdjust(pDestBuf, bmwidth, bmheight, dest_pitch, CFX_GEModule::Get()->GetTextGammaTable()); - } - } - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return pGlyphBitmap; -} -FX_BOOL _OutputGlyph(void* dib, int x, int y, CFX_Font* pFont, - int glyph_index, FX_ARGB argb) -{ - CFX_DIBitmap* pDib = (CFX_DIBitmap*)dib; - FXFT_Face face = pFont->GetFace(); - int error = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_NO_BITMAP); - if (error) { - return FALSE; - } - error = FXFT_Render_Glyph(face, FXFT_RENDER_MODE_NORMAL); - if (error) { - return FALSE; - } - int bmwidth = FXFT_Get_Bitmap_Width(FXFT_Get_Glyph_Bitmap(face)); - int bmheight = FXFT_Get_Bitmap_Rows(FXFT_Get_Glyph_Bitmap(face)); - int left = FXFT_Get_Glyph_BitmapLeft(face); - int top = FXFT_Get_Glyph_BitmapTop(face); - FX_LPCBYTE src_buf = (FX_LPCBYTE)FXFT_Get_Bitmap_Buffer(FXFT_Get_Glyph_Bitmap(face)); - int src_pitch = FXFT_Get_Bitmap_Pitch(FXFT_Get_Glyph_Bitmap(face)); - CFX_DIBitmap mask; - mask.Create(bmwidth, bmheight, FXDIB_8bppMask); - FX_LPBYTE dest_buf = mask.GetBuffer(); - int dest_pitch = mask.GetPitch(); - for (int row = 0; row < bmheight; row ++) { - FX_LPCBYTE src_scan = src_buf + row * src_pitch; - FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; - FXSYS_memcpy32(dest_scan, src_scan, dest_pitch); - } - pDib->CompositeMask(x + left, y - top, bmwidth, bmheight, &mask, argb, 0, 0); - return TRUE; -} -FX_BOOL OutputText(void* dib, int x, int y, CFX_Font* pFont, double font_size, - CFX_AffineMatrix* pText_matrix, unsigned short const* text, unsigned long argb) -{ - if (!pFont) { - return FALSE; - } - FXFT_Face face = pFont->GetFace(); - FXFT_Select_Charmap(pFont->m_Face, FXFT_ENCODING_UNICODE); - int transflag = FXFT_Get_Face_Internal_Flag(pFont->m_Face); - if (pText_matrix) { - FXFT_Matrix ft_matrix; - ft_matrix.xx = (signed long)(pText_matrix->a / 64 * 65536); - ft_matrix.xy = (signed long)(pText_matrix->c / 64 * 65536); - ft_matrix.yx = (signed long)(pText_matrix->b / 64 * 65536); - ft_matrix.yy = (signed long)(pText_matrix->d / 64 * 65536); - FXFT_Set_Transform(face, &ft_matrix, 0); - } - FX_FLOAT x_pos = 0; - for (; *text != 0; text ++) { - FX_WCHAR unicode = *text; - int glyph_index = FXFT_Get_Char_Index(pFont->m_Face, unicode); - if (glyph_index <= 0) { - continue; - } - int err = FXFT_Load_Glyph(pFont->m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); - if (err) { - continue; - } - int w = FXFT_Get_Glyph_HoriAdvance(pFont->m_Face); - int em = FXFT_Get_Face_UnitsPerEM(pFont->m_Face); - FX_FLOAT x1, y1; - pText_matrix->Transform(x_pos, 0, x1, y1); - _OutputGlyph(dib, (int)x1 + x, (int) - y1 + y, pFont, - glyph_index, argb); - x_pos += (FX_FLOAT)w / em; - } - FXFT_Set_Face_Internal_Flag(pFont->m_Face, transflag); - return TRUE; -} -FX_BOOL OutputGlyph(void* dib, int x, int y, CFX_Font* pFont, double font_size, - CFX_AffineMatrix* pMatrix, unsigned long glyph_index, unsigned long argb) -{ - FXFT_Matrix ft_matrix; - if (pMatrix) { - ft_matrix.xx = (signed long)(pMatrix->a * font_size / 64 * 65536); - ft_matrix.xy = (signed long)(pMatrix->c * font_size / 64 * 65536); - ft_matrix.yx = (signed long)(pMatrix->b * font_size / 64 * 65536); - ft_matrix.yy = (signed long)(pMatrix->d * font_size / 64 * 65536); - } else { - ft_matrix.xx = (signed long)(font_size / 64 * 65536); - ft_matrix.xy = ft_matrix.yx = 0; - ft_matrix.yy = (signed long)(font_size / 64 * 65536); - } - int transflag = FXFT_Get_Face_Internal_Flag(pFont->m_Face); - FXFT_Set_Transform(pFont->m_Face, &ft_matrix, 0); - FX_BOOL ret = _OutputGlyph(dib, x, y, pFont, - glyph_index, argb); - FXFT_Set_Face_Internal_Flag(pFont->m_Face, transflag); - return ret; -} -const CFX_PathData* CFX_FaceCache::LoadGlyphPath(CFX_Font* pFont, FX_DWORD glyph_index, int dest_width) -{ - if (m_Face == NULL || glyph_index == (FX_DWORD) - 1) { - return NULL; - } - CFX_PathData* pGlyphPath = NULL; - FX_LPVOID key; - if (pFont->GetSubstFont()) - key = (FX_LPVOID)(FX_UINTPTR)(glyph_index + ((pFont->GetSubstFont()->m_Weight / 16) << 15) + - ((pFont->GetSubstFont()->m_ItalicAngle / 2) << 21) + ((dest_width / 16) << 25) + - (pFont->IsVertical() << 31)); - else { - key = (FX_LPVOID)(FX_UINTPTR)glyph_index; - } - if (m_PathMap.Lookup(key, (FX_LPVOID&)pGlyphPath)) { - return pGlyphPath; - } - pGlyphPath = pFont->LoadGlyphPath(glyph_index, dest_width); - m_PathMap.SetAt(key, pGlyphPath); - return pGlyphPath; -} -typedef struct { - FX_BOOL m_bCount; - int m_PointCount; - FX_PATHPOINT* m_pPoints; - int m_CurX; - int m_CurY; - FX_FLOAT m_CoordUnit; -} OUTLINE_PARAMS; -void _Outline_CheckEmptyContour(OUTLINE_PARAMS* param) -{ - if (param->m_PointCount >= 2 && param->m_pPoints[param->m_PointCount - 2].m_Flag == FXPT_MOVETO && - param->m_pPoints[param->m_PointCount - 2].m_PointX == param->m_pPoints[param->m_PointCount - 1].m_PointX && - param->m_pPoints[param->m_PointCount - 2].m_PointY == param->m_pPoints[param->m_PointCount - 1].m_PointY) { - param->m_PointCount -= 2; - } - if (param->m_PointCount >= 4 && param->m_pPoints[param->m_PointCount - 4].m_Flag == FXPT_MOVETO && - param->m_pPoints[param->m_PointCount - 3].m_Flag == FXPT_BEZIERTO && - param->m_pPoints[param->m_PointCount - 3].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && - param->m_pPoints[param->m_PointCount - 3].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY && - param->m_pPoints[param->m_PointCount - 2].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && - param->m_pPoints[param->m_PointCount - 2].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY && - param->m_pPoints[param->m_PointCount - 1].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && - param->m_pPoints[param->m_PointCount - 1].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY) { - param->m_PointCount -= 4; - } -} -extern "C" { - static int _Outline_MoveTo(const FXFT_Vector* to, void* user) - { - OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; - if (!param->m_bCount) { - _Outline_CheckEmptyContour(param); - param->m_pPoints[param->m_PointCount].m_PointX = to->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_PointY = to->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_Flag = FXPT_MOVETO; - param->m_CurX = to->x; - param->m_CurY = to->y; - if (param->m_PointCount) { - param->m_pPoints[param->m_PointCount - 1].m_Flag |= FXPT_CLOSEFIGURE; - } - } - param->m_PointCount ++; - return 0; - } -}; -extern "C" { - static int _Outline_LineTo(const FXFT_Vector* to, void* user) - { - OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; - if (!param->m_bCount) { - param->m_pPoints[param->m_PointCount].m_PointX = to->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_PointY = to->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_Flag = FXPT_LINETO; - param->m_CurX = to->x; - param->m_CurY = to->y; - } - param->m_PointCount ++; - return 0; - } -}; -extern "C" { - static int _Outline_ConicTo(const FXFT_Vector* control, const FXFT_Vector* to, void* user) - { - OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; - if (!param->m_bCount) { - param->m_pPoints[param->m_PointCount].m_PointX = (param->m_CurX + (control->x - param->m_CurX) * 2 / 3) / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_PointY = (param->m_CurY + (control->y - param->m_CurY) * 2 / 3) / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_Flag = FXPT_BEZIERTO; - param->m_pPoints[param->m_PointCount + 1].m_PointX = (control->x + (to->x - control->x) / 3) / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 1].m_PointY = (control->y + (to->y - control->y) / 3) / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 1].m_Flag = FXPT_BEZIERTO; - param->m_pPoints[param->m_PointCount + 2].m_PointX = to->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 2].m_PointY = to->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 2].m_Flag = FXPT_BEZIERTO; - param->m_CurX = to->x; - param->m_CurY = to->y; - } - param->m_PointCount += 3; - return 0; - } -}; -extern "C" { - static int _Outline_CubicTo(const FXFT_Vector* control1, const FXFT_Vector* control2, const FXFT_Vector* to, void* user) - { - OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; - if (!param->m_bCount) { - param->m_pPoints[param->m_PointCount].m_PointX = control1->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_PointY = control1->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount].m_Flag = FXPT_BEZIERTO; - param->m_pPoints[param->m_PointCount + 1].m_PointX = control2->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 1].m_PointY = control2->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 1].m_Flag = FXPT_BEZIERTO; - param->m_pPoints[param->m_PointCount + 2].m_PointX = to->x / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 2].m_PointY = to->y / param->m_CoordUnit; - param->m_pPoints[param->m_PointCount + 2].m_Flag = FXPT_BEZIERTO; - param->m_CurX = to->x; - param->m_CurY = to->y; - } - param->m_PointCount += 3; - return 0; - } -}; -CFX_PathData* CFX_Font::LoadGlyphPath(FX_DWORD glyph_index, int dest_width) -{ - if (m_Face == NULL) { - return NULL; - } - FXFT_Set_Pixel_Sizes(m_Face, 0, 64); - FXFT_Matrix ft_matrix = {65536, 0, 0, 65536}; - if (m_pSubstFont) { - if (m_pSubstFont->m_ItalicAngle) { - int skew = m_pSubstFont->m_ItalicAngle; - skew = skew <= -30 ? -58 : -g_AngleSkew[-skew]; - if (m_bVertical) { - ft_matrix.yx += ft_matrix.yy * skew / 100; - } else { - ft_matrix.xy += -ft_matrix.xx * skew / 100; - } - } - if (m_pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) { - AdjustMMParams(glyph_index, dest_width, m_pSubstFont->m_Weight); - } - } - int transflag = FXFT_Get_Face_Internal_Flag(m_Face); - FXFT_Set_Transform(m_Face, &ft_matrix, 0); - int load_flags = (m_Face->face_flags & FT_FACE_FLAG_SFNT) ? FXFT_LOAD_NO_BITMAP : FXFT_LOAD_NO_BITMAP | FT_LOAD_NO_HINTING; - int error = FXFT_Load_Glyph(m_Face, glyph_index, load_flags); - if (error) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - if (m_pSubstFont && !(m_pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) && m_pSubstFont->m_Weight > 400) { - int level = 0; - if (m_pSubstFont->m_Charset == FXFONT_SHIFTJIS_CHARSET) { - level = g_WeightPow_SHIFTJIS[(m_pSubstFont->m_Weight - 400) / 10] * 2 * 65536 / 36655; - } else { - level = g_WeightPow[(m_pSubstFont->m_Weight - 400) / 10] * 2; - } - FXFT_Outline_Embolden(FXFT_Get_Glyph_Outline(m_Face), level); - } - FXFT_Outline_Funcs funcs; - funcs.move_to = _Outline_MoveTo; - funcs.line_to = _Outline_LineTo; - funcs.conic_to = _Outline_ConicTo; - funcs.cubic_to = _Outline_CubicTo; - funcs.shift = 0; - funcs.delta = 0; - OUTLINE_PARAMS params; - params.m_bCount = TRUE; - params.m_PointCount = 0; - FXFT_Outline_Decompose(FXFT_Get_Glyph_Outline(m_Face), &funcs, ¶ms); - if (params.m_PointCount == 0) { - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return NULL; - } - CFX_PathData* pPath = FX_NEW CFX_PathData; - if (!pPath) { - return NULL; - } - pPath->SetPointCount(params.m_PointCount); - params.m_bCount = FALSE; - params.m_PointCount = 0; - params.m_pPoints = pPath->GetPoints(); - params.m_CurX = params.m_CurY = 0; - params.m_CoordUnit = 64 * 64.0; - FXFT_Outline_Decompose(FXFT_Get_Glyph_Outline(m_Face), &funcs, ¶ms); - _Outline_CheckEmptyContour(¶ms); - pPath->TrimPoints(params.m_PointCount); - if (params.m_PointCount) { - pPath->GetPoints()[params.m_PointCount - 1].m_Flag |= FXPT_CLOSEFIGURE; - } - FXFT_Set_Face_Internal_Flag(m_Face, transflag); - return pPath; -} -void _CFX_UniqueKeyGen::Generate(int count, ...) -{ - va_list argList; - va_start(argList, count); - for (int i = 0; i < count; i ++) { - int p = va_arg(argList, int); - ((FX_DWORD*)m_Key)[i] = p; - } - va_end(argList); - m_KeyLen = count * sizeof(FX_DWORD); -} +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include "../../../include/fxge/fx_ge.h" +#include "../../../include/fxge/fx_freetype.h" +#include "../../../include/fxcodec/fx_codec.h" +#include "text_int.h" +#undef FX_GAMMA +#undef FX_GAMMA_INVERSE +#define FX_GAMMA(value) (value) +#define FX_GAMMA_INVERSE(value) (value) +FX_RECT FXGE_GetGlyphsBBox(FXTEXT_GLYPHPOS* pGlyphAndPos, int nChars, int anti_alias, FX_FLOAT retinaScaleX, FX_FLOAT retinaScaleY) +{ + FX_RECT rect(0, 0, 0, 0); + FX_BOOL bStarted = FALSE; + for (int iChar = 0; iChar < nChars; iChar ++) { + FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; + const CFX_GlyphBitmap* pGlyph = glyph.m_pGlyph; + if (pGlyph == NULL) { + continue; + } + int char_left = glyph.m_OriginX + pGlyph->m_Left; + int char_width = (int)(pGlyph->m_Bitmap.GetWidth() / retinaScaleX); + if (anti_alias == FXFT_RENDER_MODE_LCD) { + char_width /= 3; + } + int char_right = char_left + char_width; + int char_top = glyph.m_OriginY - pGlyph->m_Top; + int char_bottom = char_top + (int)(pGlyph->m_Bitmap.GetHeight() / retinaScaleY); + if (!bStarted) { + rect.left = char_left; + rect.right = char_right; + rect.top = char_top; + rect.bottom = char_bottom; + bStarted = TRUE; + } else { + if (rect.left > char_left) { + rect.left = char_left; + } + if (rect.right < char_right) { + rect.right = char_right; + } + if (rect.top > char_top) { + rect.top = char_top; + } + if (rect.bottom < char_bottom) { + rect.bottom = char_bottom; + } + } + } + return rect; +} +static void _AdjustGlyphSpace(FXTEXT_GLYPHPOS* pGlyphAndPos, int nChars) +{ + ASSERT(nChars > 1); + FX_BOOL bVertical = FALSE; + if (pGlyphAndPos[nChars - 1].m_OriginX == pGlyphAndPos[0].m_OriginX) { + bVertical = TRUE; + } else if (pGlyphAndPos[nChars - 1].m_OriginY != pGlyphAndPos[0].m_OriginY) { + return; + } + int i = nChars - 1; + int* next_origin = bVertical ? &pGlyphAndPos[i].m_OriginY : &pGlyphAndPos[i].m_OriginX; + FX_FLOAT next_origin_f = bVertical ? pGlyphAndPos[i].m_fOriginY : pGlyphAndPos[i].m_fOriginX; + for (i --; i > 0; i --) { + int* this_origin = bVertical ? &pGlyphAndPos[i].m_OriginY : &pGlyphAndPos[i].m_OriginX; + FX_FLOAT this_origin_f = bVertical ? pGlyphAndPos[i].m_fOriginY : pGlyphAndPos[i].m_fOriginX; + int space = (*next_origin) - (*this_origin); + FX_FLOAT space_f = next_origin_f - this_origin_f; + FX_FLOAT error = (FX_FLOAT)(FXSYS_fabs(space_f) - FXSYS_fabs((FX_FLOAT)(space))); + if (error > 0.5f) { + *this_origin += space > 0 ? -1 : 1; + } + next_origin = this_origin; + next_origin_f = this_origin_f; + } +} +static const FX_BYTE g_GdipGamma_bgw[9] = {0, 0, 63, 120, 0, 168, 210, 239, 255}; +static const FX_BYTE g_GdipGamma_fgw[9] = {0, 0, 16, 45, 0, 87, 135, 192, 255}; +static const FX_BYTE g_GdipGammaAdjust_47[48] = { + 0, 30, 33, 34, 35, 36, 37, 38, 38, 39, 39, 40, 40, 40, 41, 41, 41, 42, 42, 42, 42, 43, + 43, 43, 43, 43, 44, 44, 44, 44, 44, 44, 45, 45, 45, 45, 45, 45, 45, 46, + 46, 46, 46, 46, 46, 46, 46, 47 +}; +static const FX_BYTE g_GdipGammaAdjust_75[76] = { + 0, 46, 50, 52, 54, 55, 56, 57, 58, 59, 60, 60, 61, 61, 62, 62, 63, 63, 64, 64, 64, 65, + 65, 65, 66, 66, 66, 67, 67, 67, 67, 68, 68, 68, 68, 68, 69, 69, 69, 69, 69, 70, 70, 70, + 70, 70, 71, 71, 71, 71, 71, 71, 72, 72, 72, 72, 72, 72, 72, 73, 73, 73, 73, 73, 73, 73, + 73, 74, 74, 74, 74, 74, 74, 74, 74, 75 +}; +static const FX_BYTE g_GdipGammaAdjust_81[82] = { + 0, 49, 53, 56, 58, 59, 60, 61, 62, 63, 64, 65, 65, 66, 66, 67, 67, 68, 68, 69, 69, 69, 70, 70, 70, + 71, 71, 71, 72, 72, 72, 72, 73, 73, 73, 73, 74, 74, 74, 74, 74, 75, 75, 75, 75, 75, 76, 76, 76, 76, + 76, 76, 77, 77, 77, 77, 77, 77, 78, 78, 78, 78, 78, 78, 78, 79, 79, 79, 79, 79, 79, 79, 79, 80, + 80, 80, 80, 80, 80, 80, 80, 81 +}; +static void _Adjust_alpha(int background, int foreground, int& src_alpha, int text_flags, int a) +{ +} +static const FX_BYTE g_TextGammaAdjust[256] = { + 0, 2, 3, 4, 6, 7, 8, 10, 11, 12, 13, 15, 16, 17, 18, 19, + 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36, 38, + 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 71, 72, + 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, + 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, + 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, + 121, 122, 123, 124, 125, 126, 127, 128, 129, 129, 130, 131, 132, 133, 134, 135, + 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, + 152, 153, 154, 155, 156, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, + 167, 168, 169, 170, 171, 172, 173, 174, 174, 175, 176, 177, 178, 179, 180, 181, + 182, 183, 184, 185, 186, 187, 188, 189, 190, 190, 191, 192, 193, 194, 195, 196, + 197, 198, 199, 200, 201, 202, 203, 204, 204, 205, 206, 207, 208, 209, 210, 211, + 212, 213, 214, 215, 216, 217, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, + 227, 228, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 239, 240, + 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 250, 251, 252, 253, 254, 255, +}; +#define ADJUST_ALPHA(background, foreground, src_alpha, text_flags, a) \ + src_alpha = g_TextGammaAdjust[(FX_BYTE)src_alpha]; +void _Color2Argb(FX_ARGB& argb, FX_DWORD color, int alpha_flag, void* pIccTransform) +{ + if (pIccTransform == NULL && !FXGETFLAG_COLORTYPE(alpha_flag)) { + argb = color; + return; + } + if (!CFX_GEModule::Get()->GetCodecModule() || !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { + pIccTransform = NULL; + } + FX_BYTE bgra[4]; + if (pIccTransform) { + ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule(); + color = FXGETFLAG_COLORTYPE(alpha_flag) ? FXCMYK_TODIB(color) : FXARGB_TODIB(color); + pIccModule->TranslateScanline(pIccTransform, bgra, (FX_LPCBYTE)&color, 1); + bgra[3] = FXGETFLAG_COLORTYPE(alpha_flag) ? + (alpha_flag >> 24) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXGETFLAG_ALPHA_STROKE(alpha_flag) : + FXARGB_A(color); + argb = FXARGB_MAKE(bgra[3], bgra[2], bgra[1], bgra[0]); + return; + } + AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color), + FXSYS_GetYValue(color), FXSYS_GetKValue(color), + bgra[2], bgra[1], bgra[0]); + bgra[3] = (alpha_flag >> 24) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXGETFLAG_ALPHA_STROKE(alpha_flag); + argb = FXARGB_MAKE(bgra[3], bgra[2], bgra[1], bgra[0]); +} +FX_BOOL CFX_RenderDevice::DrawNormalText(int nChars, const FXTEXT_CHARPOS* pCharPos, + CFX_Font* pFont, CFX_FontCache* pCache, + FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device, + FX_DWORD fill_color, FX_DWORD text_flags, + int alpha_flag, void* pIccTransform) +{ + int nativetext_flags = text_flags; + if (m_DeviceClass != FXDC_DISPLAY) { + if (!(text_flags & FXTEXT_PRINTGRAPHICTEXT)) { +#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ + if (!(text_flags & FXFONT_CIDFONT) && pFont->GetPsName().Find(CFX_WideString::FromLocal("+ZJHL")) == -1) +#ifdef FOXIT_CHROME_BUILD + if (pFont->GetPsName() != CFX_WideString::FromLocal("CNAAJI+cmex10")) +#endif +#endif + if (m_pDeviceDriver->DrawDeviceText(nChars, pCharPos, pFont, pCache, pText2Device, font_size, fill_color, alpha_flag, pIccTransform)) { + return TRUE; + } + } + int alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(fill_color); + if (alpha < 255) { + return FALSE; + } + } else if (!(text_flags & FXTEXT_NO_NATIVETEXT)) { +#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ + if (!(text_flags & FXFONT_CIDFONT)) +#ifdef FOXIT_CHROME_BUILD + if (pFont->GetPsName() != CFX_WideString::FromLocal("CNAAJI+cmex10")) +#endif +#endif + if (m_pDeviceDriver->DrawDeviceText(nChars, pCharPos, pFont, pCache, pText2Device, font_size, fill_color, alpha_flag, pIccTransform)) { + return TRUE; + } + } + CFX_AffineMatrix char2device, deviceCtm, text2Device; + if (pText2Device) { + char2device = *pText2Device; + text2Device = *pText2Device; + } + char2device.Scale(font_size, -font_size); + if (FXSYS_fabs(char2device.a) + FXSYS_fabs(char2device.b) > 50 * 1.0f || + ((m_DeviceClass == FXDC_PRINTER && !m_pDeviceDriver->IsPSPrintDriver()) + && !(text_flags & FXTEXT_PRINTIMAGETEXT))) { + if (pFont->GetFace() != NULL || (pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) { + int nPathFlags = (text_flags & FXTEXT_NOSMOOTH) == 0 ? 0 : FXFILL_NOPATHSMOOTH; + return DrawTextPath(nChars, pCharPos, pFont, pCache, font_size, pText2Device, NULL, NULL, fill_color, 0, NULL, nPathFlags, alpha_flag, pIccTransform); + } + } + int anti_alias = FXFT_RENDER_MODE_MONO; + FX_BOOL bNormal = FALSE; + if ((text_flags & FXTEXT_NOSMOOTH) == 0) { + if (m_DeviceClass == FXDC_DISPLAY && m_bpp > 1) { + FX_BOOL bClearType; + if (pFont->GetFace() == NULL && !(pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_CLEARTYPE)) { + bClearType = FALSE; + } else { + bClearType = text_flags & FXTEXT_CLEARTYPE; + } + if ((m_RenderCaps & (FXRC_ALPHA_OUTPUT | FXRC_CMYK_OUTPUT))) { + anti_alias = FXFT_RENDER_MODE_LCD; + bNormal = TRUE; + } else if (m_bpp < 16) { + anti_alias = FXFT_RENDER_MODE_NORMAL; + } else { + if (bClearType == FALSE) { + anti_alias = FXFT_RENDER_MODE_LCD; + bNormal = TRUE; + } else { + anti_alias = FXFT_RENDER_MODE_LCD; + } + } + } + } + if (pCache == NULL) { + pCache = CFX_GEModule::Get()->GetFontCache(); + } + CFX_FaceCache* pFaceCache = pCache->GetCachedFace(pFont); + FX_FONTCACHE_DEFINE(pCache, pFont); + FXTEXT_GLYPHPOS* pGlyphAndPos = FX_Alloc(FXTEXT_GLYPHPOS, nChars); + if (!pGlyphAndPos) { + return FALSE; + } + int iChar; + deviceCtm = char2device; + CFX_AffineMatrix matrixCTM = GetCTM(); + FX_FLOAT scale_x = FXSYS_fabs(matrixCTM.a); + FX_FLOAT scale_y = FXSYS_fabs(matrixCTM.d); + deviceCtm.Concat(scale_x, 0, 0, scale_y, 0, 0); + text2Device.Concat(scale_x, 0, 0, scale_y, 0, 0); + for (iChar = 0; iChar < nChars; iChar ++) { + FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; + const FXTEXT_CHARPOS& charpos = pCharPos[iChar]; + glyph.m_fOriginX = charpos.m_OriginX; + glyph.m_fOriginY = charpos.m_OriginY; + text2Device.Transform(glyph.m_fOriginX, glyph.m_fOriginY); + if (anti_alias < FXFT_RENDER_MODE_LCD) { + glyph.m_OriginX = FXSYS_round(glyph.m_fOriginX); + } else { + glyph.m_OriginX = (int)FXSYS_floor(glyph.m_fOriginX); + } + glyph.m_OriginY = FXSYS_round(glyph.m_fOriginY); + if (charpos.m_bGlyphAdjust) { + CFX_AffineMatrix new_matrix(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1], + charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0); + new_matrix.Concat(deviceCtm); + glyph.m_pGlyph = pFaceCache->LoadGlyphBitmap(pFont, charpos.m_GlyphIndex, charpos.m_bFontStyle, &new_matrix, + charpos.m_FontCharWidth, anti_alias, nativetext_flags); + } else + glyph.m_pGlyph = pFaceCache->LoadGlyphBitmap(pFont, charpos.m_GlyphIndex, charpos.m_bFontStyle, &deviceCtm, + charpos.m_FontCharWidth, anti_alias, nativetext_flags); + } + if (anti_alias < FXFT_RENDER_MODE_LCD && nChars > 1) { + _AdjustGlyphSpace(pGlyphAndPos, nChars); + } + FX_RECT bmp_rect1 = FXGE_GetGlyphsBBox(pGlyphAndPos, nChars, anti_alias); + if (scale_x > 1 && scale_y > 1) { + bmp_rect1.left--; + bmp_rect1.top --; + bmp_rect1.right ++; + bmp_rect1.bottom ++; + } + FX_RECT bmp_rect(FXSYS_round((FX_FLOAT)(bmp_rect1.left) / scale_x), FXSYS_round((FX_FLOAT)(bmp_rect1.top) / scale_y), + FXSYS_round((FX_FLOAT)bmp_rect1.right / scale_x), FXSYS_round((FX_FLOAT)bmp_rect1.bottom / scale_y)); + bmp_rect.Intersect(m_ClipBox); + if (bmp_rect.IsEmpty()) { + FX_Free(pGlyphAndPos); + return TRUE; + } + int pixel_width = FXSYS_round(bmp_rect.Width() * scale_x); + int pixel_height = FXSYS_round(bmp_rect.Height() * scale_y); + int pixel_left = FXSYS_round(bmp_rect.left * scale_x); + int pixel_top = FXSYS_round(bmp_rect.top * scale_y); + if (anti_alias == FXFT_RENDER_MODE_MONO) { + CFX_DIBitmap bitmap; + if (!bitmap.Create(pixel_width, pixel_height, FXDIB_1bppMask)) { + FX_Free(pGlyphAndPos); + return FALSE; + } + bitmap.Clear(0); + for (iChar = 0; iChar < nChars; iChar ++) { + FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; + if (glyph.m_pGlyph == NULL) { + continue; + } + const CFX_DIBitmap* pGlyph = &glyph.m_pGlyph->m_Bitmap; + bitmap.TransferBitmap(glyph.m_OriginX + glyph.m_pGlyph->m_Left - pixel_left, + glyph.m_OriginY - glyph.m_pGlyph->m_Top - pixel_top, + pGlyph->GetWidth(), pGlyph->GetHeight(), pGlyph, 0, 0); + } + FX_Free(pGlyphAndPos); + return SetBitMask(&bitmap, bmp_rect.left, bmp_rect.top, fill_color); + } + CFX_DIBitmap bitmap; + if (m_bpp == 8) { + if (!bitmap.Create(pixel_width, pixel_height, FXDIB_8bppMask)) { + FX_Free(pGlyphAndPos); + return FALSE; + } + } else { + if (!CreateCompatibleBitmap(&bitmap, pixel_width, pixel_height)) { + FX_Free(pGlyphAndPos); + return FALSE; + } + } + if (!bitmap.HasAlpha() && !bitmap.IsAlphaMask()) { + bitmap.Clear(0xFFFFFFFF); + if (!GetDIBits(&bitmap, bmp_rect.left, bmp_rect.top)) { + FX_Free(pGlyphAndPos); + return FALSE; + } + } else { + bitmap.Clear(0); + if (bitmap.m_pAlphaMask) { + bitmap.m_pAlphaMask->Clear(0); + } + } + int dest_width = pixel_width; + FX_LPBYTE dest_buf = bitmap.GetBuffer(); + int dest_pitch = bitmap.GetPitch(); + int Bpp = bitmap.GetBPP() / 8; + int a, r, g, b; + if (anti_alias == FXFT_RENDER_MODE_LCD) { + _Color2Argb(fill_color, fill_color, alpha_flag | (1 << 24), pIccTransform); + ArgbDecode(fill_color, a, r, g, b); + r = FX_GAMMA(r); + g = FX_GAMMA(g); + b = FX_GAMMA(b); + } + for (iChar = 0; iChar < nChars; iChar ++) { + FXTEXT_GLYPHPOS& glyph = pGlyphAndPos[iChar]; + if (glyph.m_pGlyph == NULL) { + continue; + } + const CFX_DIBitmap* pGlyph = &glyph.m_pGlyph->m_Bitmap; + int left = glyph.m_OriginX + glyph.m_pGlyph->m_Left - pixel_left; + int top = glyph.m_OriginY - glyph.m_pGlyph->m_Top - pixel_top; + int ncols = pGlyph->GetWidth(); + int nrows = pGlyph->GetHeight(); + if (anti_alias == FXFT_RENDER_MODE_NORMAL) { + if (!bitmap.CompositeMask(left, top, ncols, nrows, pGlyph, fill_color, + 0, 0, FXDIB_BLEND_NORMAL, NULL, FALSE, alpha_flag, pIccTransform)) { + FX_Free(pGlyphAndPos); + return FALSE; + } + continue; + } + FX_BOOL bBGRStripe = text_flags & FXTEXT_BGR_STRIPE; + ncols /= 3; + int x_subpixel = (int)(glyph.m_fOriginX * 3) % 3; + FX_LPBYTE src_buf = pGlyph->GetBuffer(); + int src_pitch = pGlyph->GetPitch(); + int start_col = left; + if (start_col < 0) { + start_col = 0; + } + int end_col = left + ncols; + if (end_col > dest_width) { + end_col = dest_width; + } + if (start_col >= end_col) { + continue; + } + if (bitmap.GetFormat() == FXDIB_Argb) { + for (int row = 0; row < nrows; row ++) { + int dest_row = row + top; + if (dest_row < 0 || dest_row >= bitmap.GetHeight()) { + continue; + } + FX_LPBYTE src_scan = src_buf + row * src_pitch + (start_col - left) * 3; + FX_LPBYTE dest_scan = dest_buf + dest_row * dest_pitch + (start_col << 2); + if (bBGRStripe) { + if (x_subpixel == 0) { + for (int col = start_col; col < end_col; col ++) { + int src_alpha = src_scan[2]; + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[1]; + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[0]; + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } else if (x_subpixel == 1) { + int src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + if (start_col > left) { + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + } + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + for (int col = start_col + 1; col < end_col - 1; col ++) { + int src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } else { + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + if (start_col > left) { + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + } + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + for (int col = start_col + 1; col < end_col - 1; col ++) { + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } + } else { + if (x_subpixel == 0) { + for (int col = start_col; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[2]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); + dest_scan += 4; + src_scan += 3; + continue; + } + if (src_alpha1 == 0) { + dest_scan += 4; + src_scan += 3; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha1 * 255 / dest_alpha; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); + dest_scan += 4; + src_scan += 3; + continue; + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } else if (x_subpixel == 1) { + if (bNormal) { + int src_alpha1 = start_col > left ? ((src_scan[-1] + src_scan[0] + src_scan[1]) / 3) : ((src_scan[0] + src_scan[1]) / 3); + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + if (src_alpha1 == 0) { + dest_scan += 4; + src_scan += 3; + } else { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); + } else { + FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha1 * 255 / dest_alpha; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); + } + dest_scan += 4; + src_scan += 3; + } + } else { + if (start_col > left) { + int src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + for (int col = start_col + 1; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = (src_scan[-1] + src_scan[0] + src_scan[1]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); + dest_scan += 4; + src_scan += 3; + continue; + } + if (src_alpha1 == 0) { + dest_scan += 4; + src_scan += 3; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha1 * 255 / dest_alpha; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); + dest_scan += 4; + src_scan += 3; + continue; + } + int src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } else { + if (bNormal) { + int src_alpha1 = start_col > left ? ((src_scan[-2] + src_scan[-1] + src_scan[0]) / 3) : ((src_scan[0]) / 3); + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + if (src_alpha1 == 0) { + dest_scan += 4; + src_scan += 3; + } else { + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); + } else { + FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha1 * 255 / dest_alpha; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); + } + dest_scan += 4; + src_scan += 3; + } + } else { + if (start_col > left) { + int src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + for (int col = start_col + 1; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = (src_scan[-2] + src_scan[-1] + src_scan[0]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + FX_BYTE back_alpha = dest_scan[3]; + if (back_alpha == 0) { + FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_alpha1, r, g, b)); + dest_scan += 4; + src_scan += 3; + continue; + } + if (src_alpha1 == 0) { + dest_scan += 4; + src_scan += 3; + continue; + } + FX_BYTE dest_alpha = back_alpha + src_alpha1 - back_alpha * src_alpha1 / 255; + dest_scan[3] = dest_alpha; + int alpha_ratio = src_alpha1 * 255 / dest_alpha; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, alpha_ratio)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, alpha_ratio)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, alpha_ratio)); + dest_scan += 4; + src_scan += 3; + continue; + } + int src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan[3] = 255; + dest_scan += 4; + src_scan += 3; + } + } + } + } + } else { + for (int row = 0; row < nrows; row ++) { + int dest_row = row + top; + if (dest_row < 0 || dest_row >= bitmap.GetHeight()) { + continue; + } + FX_LPBYTE src_scan = src_buf + row * src_pitch + (start_col - left) * 3; + FX_LPBYTE dest_scan = dest_buf + dest_row * dest_pitch + start_col * Bpp; + if (bBGRStripe) { + if (x_subpixel == 0) { + for (int col = start_col; col < end_col; col ++) { + int src_alpha = src_scan[2]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } else if (x_subpixel == 1) { + int src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + if (start_col > left) { + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + } + dest_scan += Bpp; + src_scan += 3; + for (int col = start_col + 1; col < end_col - 1; col ++) { + int src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } else { + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + if (start_col > left) { + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + } + dest_scan += Bpp; + src_scan += 3; + for (int col = start_col + 1; col < end_col - 1; col ++) { + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } + } else { + if (x_subpixel == 0) { + for (int col = start_col; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[2]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + if (src_alpha1 == 0) { + dest_scan += Bpp; + src_scan += 3; + continue; + } + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); + dest_scan += Bpp; + src_scan += 3; + continue; + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[2]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } else if (x_subpixel == 1) { + if (bNormal) { + int src_alpha1 = start_col > left ? (src_scan[0] + src_scan[1] + src_scan[-1]) / 3 : (src_scan[0] + src_scan[1]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); + dest_scan += Bpp; + src_scan += 3; + } else { + if (start_col > left) { + int src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + for (int col = start_col + 1; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = (src_scan[0] + src_scan[1] + src_scan[-1]) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + if (src_alpha1 == 0) { + dest_scan += Bpp; + src_scan += 3; + continue; + } + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); + dest_scan += Bpp; + src_scan += 3; + continue; + } + int src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[1]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } else { + if (bNormal) { + int src_alpha1 = start_col > left ? (src_scan[0] + src_scan[-2] + src_scan[-1]) / 3 : src_scan[0] / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); + dest_scan += Bpp; + src_scan += 3; + } else { + if (start_col > left) { + int src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + } + int src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + for (int col = start_col + 1; col < end_col; col ++) { + if (bNormal) { + int src_alpha1 = ((int)(src_scan[0]) + (int)(src_scan[-2]) + (int)(src_scan[-1])) / 3; + ADJUST_ALPHA(dest_scan[2], r, src_alpha1, nativetext_flags, a); + src_alpha1 = src_alpha1 * a / 255; + if (src_alpha1 == 0) { + dest_scan += Bpp; + src_scan += 3; + continue; + } + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha1)); + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha1)); + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha1)); + dest_scan += Bpp; + src_scan += 3; + continue; + } + int src_alpha = src_scan[-2]; + ADJUST_ALPHA(dest_scan[2], r, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[2] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[2]), r, src_alpha)); + src_alpha = src_scan[-1]; + ADJUST_ALPHA(dest_scan[1], g, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[1] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[1]), g, src_alpha)); + src_alpha = src_scan[0]; + ADJUST_ALPHA(dest_scan[0], b, src_alpha, nativetext_flags, a); + src_alpha = src_alpha * a / 255; + dest_scan[0] = FX_GAMMA_INVERSE(FXDIB_ALPHA_MERGE(FX_GAMMA(dest_scan[0]), b, src_alpha)); + dest_scan += Bpp; + src_scan += 3; + } + } + } + } + } + } + if (bitmap.IsAlphaMask()) { + SetBitMask(&bitmap, bmp_rect.left, bmp_rect.top, fill_color, alpha_flag, pIccTransform); + } else { + SetDIBits(&bitmap, bmp_rect.left, bmp_rect.top); + } + FX_Free(pGlyphAndPos); + return TRUE; +} +FX_BOOL CFX_RenderDevice::DrawTextPath(int nChars, const FXTEXT_CHARPOS* pCharPos, + CFX_Font* pFont, CFX_FontCache* pCache, + FX_FLOAT font_size, const CFX_AffineMatrix* pText2User, + const CFX_AffineMatrix* pUser2Device, const CFX_GraphStateData* pGraphState, + FX_DWORD fill_color, FX_ARGB stroke_color, CFX_PathData* pClippingPath, int nFlag, + int alpha_flag, void* pIccTransform, int blend_type) +{ + if (pCache == NULL) { + pCache = CFX_GEModule::Get()->GetFontCache(); + } + CFX_FaceCache* pFaceCache = pCache->GetCachedFace(pFont); + FX_FONTCACHE_DEFINE(pCache, pFont); + for (int iChar = 0; iChar < nChars; iChar ++) { + const FXTEXT_CHARPOS& charpos = pCharPos[iChar]; + CFX_AffineMatrix matrix; + if (charpos.m_bGlyphAdjust) + matrix.Set(charpos.m_AdjustMatrix[0], charpos.m_AdjustMatrix[1], + charpos.m_AdjustMatrix[2], charpos.m_AdjustMatrix[3], 0, 0); + matrix.Concat(font_size, 0, 0, font_size, charpos.m_OriginX, charpos.m_OriginY); + const CFX_PathData* pPath = pFaceCache->LoadGlyphPath(pFont, charpos.m_GlyphIndex, charpos.m_FontCharWidth); + if (pPath == NULL) { + continue; + } + matrix.Concat(*pText2User); + CFX_PathData TransformedPath(*pPath); + TransformedPath.Transform(&matrix); + FX_BOOL bHasAlpha = FXGETFLAG_COLORTYPE(alpha_flag) ? + (FXGETFLAG_ALPHA_FILL(alpha_flag) || FXGETFLAG_ALPHA_STROKE(alpha_flag)) : + (fill_color || stroke_color); + if (bHasAlpha) { + int fill_mode = nFlag; + if (FXGETFLAG_COLORTYPE(alpha_flag)) { + if (FXGETFLAG_ALPHA_FILL(alpha_flag)) { + fill_mode |= FXFILL_WINDING; + } + } else { + if (fill_color) { + fill_mode |= FXFILL_WINDING; + } + } + fill_mode |= FX_FILL_TEXT_MODE; + if (!DrawPath(&TransformedPath, pUser2Device, pGraphState, fill_color, stroke_color, fill_mode, alpha_flag, pIccTransform, blend_type)) { + return FALSE; + } + } + if (pClippingPath) { + pClippingPath->Append(&TransformedPath, pUser2Device); + } + } + return TRUE; +} +CFX_FontCache::~CFX_FontCache() +{ + FreeCache(TRUE); +} +CFX_FaceCache* CFX_FontCache::GetCachedFace(CFX_Font* pFont) +{ + FX_BOOL bExternal = pFont->GetFace() == NULL; + void* face = bExternal ? pFont->GetSubstFont()->m_ExtHandle : pFont->GetFace(); + CFX_FTCacheMap& map = bExternal ? m_ExtFaceMap : m_FTFaceMap; + CFX_CountedFaceCache* counted_face_cache = NULL; + if (map.Lookup((FXFT_Face)face, counted_face_cache)) { + counted_face_cache->m_nCount++; + return counted_face_cache->m_Obj; + } + CFX_FaceCache* face_cache = NULL; + face_cache = FX_NEW CFX_FaceCache(bExternal ? NULL : (FXFT_Face)face); + if (face_cache == NULL) { + return NULL; + } + counted_face_cache = FX_NEW CFX_CountedFaceCache; + if (!counted_face_cache) { + if (face_cache) { + delete face_cache; + face_cache = NULL; + } + return NULL; + } + counted_face_cache->m_nCount = 2; + counted_face_cache->m_Obj = face_cache; + map.SetAt((FXFT_Face)face, counted_face_cache); + return face_cache; +} +void CFX_FontCache::ReleaseCachedFace(CFX_Font* pFont) +{ + FX_BOOL bExternal = pFont->GetFace() == NULL; + void* face = bExternal ? pFont->GetSubstFont()->m_ExtHandle : pFont->GetFace(); + CFX_FTCacheMap& map = bExternal ? m_ExtFaceMap : m_FTFaceMap; + CFX_CountedFaceCache* counted_face_cache = NULL; + if (!map.Lookup((FXFT_Face)face, counted_face_cache)) { + return; + } + if (counted_face_cache->m_nCount > 1) { + counted_face_cache->m_nCount--; + } +} +void CFX_FontCache::FreeCache(FX_BOOL bRelease) +{ + { + FX_POSITION pos; + pos = m_FTFaceMap.GetStartPosition(); + while (pos) { + FXFT_Face face; + CFX_CountedFaceCache* cache; + m_FTFaceMap.GetNextAssoc(pos, face, cache); + if (bRelease || cache->m_nCount < 2) { + delete cache->m_Obj; + delete cache; + m_FTFaceMap.RemoveKey(face); + } + } + pos = m_ExtFaceMap.GetStartPosition(); + while (pos) { + FXFT_Face face; + CFX_CountedFaceCache* cache; + m_ExtFaceMap.GetNextAssoc(pos, face, cache); + if (bRelease || cache->m_nCount < 2) { + delete cache->m_Obj; + delete cache; + m_ExtFaceMap.RemoveKey(face); + } + } + } +} +CFX_FaceCache::CFX_FaceCache(FXFT_Face face) +{ + m_Face = face; + m_pBitmap = NULL; +} +CFX_FaceCache::~CFX_FaceCache() +{ + FX_POSITION pos = m_SizeMap.GetStartPosition(); + CFX_ByteString Key; + CFX_SizeGlyphCache* pSizeCache = NULL; + while(pos) { + m_SizeMap.GetNextAssoc( pos, Key, (void*&)pSizeCache); + delete pSizeCache; + } + m_SizeMap.RemoveAll(); + pos = m_PathMap.GetStartPosition(); + FX_LPVOID key1; + CFX_PathData* pPath; + while (pos) { + m_PathMap.GetNextAssoc(pos, key1, (FX_LPVOID&)pPath); + delete pPath; + } + if (m_pBitmap) { + delete m_pBitmap; + } + m_PathMap.RemoveAll(); +} +#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) +void CFX_FaceCache::InitPlatform() +{ +} +#endif +CFX_GlyphBitmap* CFX_FaceCache::LookUpGlyphBitmap(CFX_Font* pFont, const CFX_AffineMatrix* pMatrix, + CFX_ByteStringC& FaceGlyphsKey, FX_DWORD glyph_index, FX_BOOL bFontStyle, + int dest_width, int anti_alias) +{ + CFX_SizeGlyphCache* pSizeCache = NULL; + if (!m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) { + pSizeCache = FX_NEW CFX_SizeGlyphCache; + if (pSizeCache == NULL) { + return NULL; + } + m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache); + } + CFX_GlyphBitmap* pGlyphBitmap = NULL; + if (pSizeCache->m_GlyphMap.Lookup((FX_LPVOID)(FX_UINTPTR)glyph_index, (void*&)pGlyphBitmap)) { + return pGlyphBitmap; + } + pGlyphBitmap = RenderGlyph(pFont, glyph_index, bFontStyle, pMatrix, dest_width, anti_alias); + if (pGlyphBitmap == NULL) { + return NULL; + } + pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); + return pGlyphBitmap; +} +const CFX_GlyphBitmap* CFX_FaceCache::LoadGlyphBitmap(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle, const CFX_AffineMatrix* pMatrix, + int dest_width, int anti_alias, int& text_flags) +{ + if (glyph_index == (FX_DWORD) - 1) { + return NULL; + } + _CFX_UniqueKeyGen keygen; +#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) + if (pFont->GetSubstFont()) + keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, + pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); + else + keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); +#else + if (text_flags & FXTEXT_NO_NATIVETEXT) { + if (pFont->GetSubstFont()) + keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, + pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); + else + keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); + } else { + if (pFont->GetSubstFont()) + keygen.Generate(10, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, + pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical(), 3); + else + keygen.Generate(7, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, 3); + } +#endif + CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen); +#if ((_FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_)|| defined(_FPDFAPI_MINI_)) + return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); +#else + if (text_flags & FXTEXT_NO_NATIVETEXT) { + return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); + } else { + CFX_GlyphBitmap* pGlyphBitmap; + CFX_SizeGlyphCache* pSizeCache = NULL; + if (m_SizeMap.Lookup(FaceGlyphsKey, (void*&)pSizeCache)) { + if (pSizeCache->m_GlyphMap.Lookup((FX_LPVOID)(FX_UINTPTR)glyph_index, (void*&)pGlyphBitmap)) { + return pGlyphBitmap; + } + pGlyphBitmap = RenderGlyph_Nativetext(pFont, glyph_index, pMatrix, dest_width, anti_alias); + if (pGlyphBitmap) { + pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); + return pGlyphBitmap; + } + } else { + pGlyphBitmap = RenderGlyph_Nativetext(pFont, glyph_index, pMatrix, dest_width, anti_alias); + if (pGlyphBitmap) { + pSizeCache = FX_NEW CFX_SizeGlyphCache; + if (pSizeCache == NULL) { + return NULL; + } + m_SizeMap.SetAt(FaceGlyphsKey, pSizeCache); + pSizeCache->m_GlyphMap.SetAt((FX_LPVOID)(FX_UINTPTR)glyph_index, pGlyphBitmap); + return pGlyphBitmap; + } + } + if (pFont->GetSubstFont()) + keygen.Generate(9, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias, + pFont->GetSubstFont()->m_Weight, pFont->GetSubstFont()->m_ItalicAngle, pFont->IsVertical()); + else + keygen.Generate(6, (int)(pMatrix->a * 10000), (int)(pMatrix->b * 10000), + (int)(pMatrix->c * 10000), (int)(pMatrix->d * 10000), dest_width, anti_alias); + CFX_ByteStringC FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen); + text_flags |= FXTEXT_NO_NATIVETEXT; + return LookUpGlyphBitmap(pFont, pMatrix, FaceGlyphsKey, glyph_index, bFontStyle, dest_width, anti_alias); + } +#endif +} +CFX_SizeGlyphCache::~CFX_SizeGlyphCache() +{ + FX_POSITION pos = m_GlyphMap.GetStartPosition(); + FX_LPVOID Key; + CFX_GlyphBitmap* pGlyphBitmap = NULL; + while(pos) { + m_GlyphMap.GetNextAssoc(pos, Key, (void*&)pGlyphBitmap); + delete pGlyphBitmap; + } + m_GlyphMap.RemoveAll(); +} +#if defined(_FPDFAPI_MINI_) +#define CONTRAST_RAMP_STEP 16 +#else +#define CONTRAST_RAMP_STEP 1 +#endif +static const FX_BYTE g_adjust_contrast11[256] = { + 0, 0, 2, 3, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15, 17, 18, 19, 21, 22, 24, 25, 26, 28, 29, 31, + 32, 33, 35, 36, 38, 39, 40, 42, 43, 45, 46, 48, 49, 51, 52, 54, 55, 56, 58, 59, 61, 62, 64, 65, + 67, 68, 70, 71, 72, 74, 75, 77, 78, 80, 81, 83, 84, 86, 87, 89, 90, 91, 93, 94, 96, 97, 99, 100, + 101, 103, 104, 106, 107, 109, 110, 111, 113, 114, 116, 117, 118, 120, 121, 123, 124, 125, 127, + 128, 130, 131, 132, 134, 135, 136, 138, 139, 140, 142, 143, 144, 146, 147, 148, 149, 151, 152, + 153, 155, 156, 157, 158, 160, 161, 162, 163, 165, 166, 167, 168, 169, 171, 172, 173, 174, 175, + 177, 178, 179, 180, 181, 182, 183, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, + 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, + 215, 216, 217, 218, 219, 220, 221, 221, 222, 223, 224, 224, 225, 226, 227, 227, 228, 229, 230, + 230, 231, 232, 232, 233, 234, 234, 235, 236, 236, 237, 237, 238, 239, 239, 240, 240, 241, 241, + 242, 242, 243, 243, 244, 244, 245, 245, 246, 246, 246, 247, 247, 248, 248, 248, 249, 249, 249, + 250, 250, 250, 251, 251, 251, 251, 252, 252, 252, 252, 253, 253, 253, 253, 253, 253, 254, 254, + 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 254, 255, +}; +static const FX_BYTE g_adjust_contrast15[256] = { + 0, 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 5, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, + 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 40, 41, 42, 43, 45, 46, 47, 48, 50, 51, + 52, 54, 55, 56, 58, 59, 60, 62, 63, 64, 66, 67, 68, 70, 71, 73, 74, 75, 77, 78, 80, 81, 82, 84, 85, 87, + 88, 90, 91, 93, 94, 95, 97, 98, 100, 101, 103, 104, 106, 107, 109, 110, 111, 113, 114, 116, 117, 119, + 120, 122, 123, 125, 126, 128, 129, 130, 132, 133, 135, 136, 138, 139, 141, 142, 143, 145, 146, 148, + 149, 150, 152, 153, 155, 156, 157, 159, 160, 161, 163, 164, 166, 167, 168, 170, 171, 172, 174, 175, + 176, 177, 179, 180, 181, 183, 184, 185, 186, 188, 189, 190, 191, 192, 194, 195, 196, 197, 198, 199, + 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, + 221, 222, 223, 224, 225, 226, 227, 227, 228, 229, 230, 231, 232, 232, 233, 234, 235, 235, 236, 237, + 237, 238, 239, 239, 240, 241, 241, 242, 242, 243, 244, 244, 245, 245, 246, 246, 247, 247, 248, 248, + 248, 249, 249, 250, 250, 250, 251, 251, 251, 252, 252, 252, 252, 253, 253, 253, 253, 253, 254, 254, + 254, 254, 254, 254, 254, 254, 254, 254, 254, 255, +}; +static void _CalcContrastRamp(FX_LPBYTE ramp, int level) +{ + int contrast_min = 0, contrast_max = 255 - level, i; + for (i = 0; i < contrast_min; i ++) { + ramp[i] = 0; + } + for (i = contrast_min; i < contrast_max; i ++) { + ramp[i] = 255 * (i - contrast_min) / (contrast_max - contrast_min); + } + for (i = contrast_max; i < 256; i ++) { + ramp[i] = 255; + } +} +void CFX_Font::AdjustMMParams(int glyph_index, int dest_width, int weight) +{ + FXFT_MM_Var pMasters = NULL; + FXFT_Get_MM_Var(m_Face, &pMasters); + if (pMasters == NULL) { + return; + } + long coords[2]; + if (weight == 0) { + coords[0] = FXFT_Get_MM_Axis_Def(FXFT_Get_MM_Axis(pMasters, 0)) / 65536; + } else { + coords[0] = weight; + } + if (dest_width == 0) { + coords[1] = FXFT_Get_MM_Axis_Def(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; + } else { + int min_param = FXFT_Get_MM_Axis_Min(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; + int max_param = FXFT_Get_MM_Axis_Max(FXFT_Get_MM_Axis(pMasters, 1)) / 65536; + coords[1] = min_param; + int error = FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); + error = FXFT_Load_Glyph(m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); + int min_width = FXFT_Get_Glyph_HoriAdvance(m_Face) * 1000 / FXFT_Get_Face_UnitsPerEM(m_Face); + coords[1] = max_param; + error = FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); + error = FXFT_Load_Glyph(m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); + int max_width = FXFT_Get_Glyph_HoriAdvance(m_Face) * 1000 / FXFT_Get_Face_UnitsPerEM(m_Face); + if (max_width == min_width) { + return; + } + int param = min_param + (max_param - min_param) * (dest_width - min_width) / (max_width - min_width); + coords[1] = param; + } + FXFT_Free(m_Face, pMasters); + FXFT_Set_MM_Design_Coordinates(m_Face, 2, coords); +} +extern const char g_AngleSkew[30] = { + 0, 2, 3, 5, 7, 9, 11, 12, 14, 16, + 18, 19, 21, 23, 25, 27, 29, 31, 32, 34, + 36, 38, 40, 42, 45, 47, 49, 51, 53, 55, +}; +static const FX_BYTE g_WeightPow[100] = { + 0, 3, 6, 7, 8, 9, 11, 12, 14, 15, 16, 17, 18, 19, 20, + 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 35, 36, 36, + 37, 37, 37, 38, 38, 38, 39, 39, 39, 40, 40, 40, 41, 41, 41, 42, 42, 42, + 42, 43, 43, 43, 44, 44, 44, 44, 45, 45, 45, 45, 46, 46, 46, 46, 47, 47, + 47, 47, 48, 48, 48, 48, 48, 49, 49, 49, 49, 50, 50, 50, 50, 50, 51, 51, + 51, 51, 51, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, +}; +extern const FX_BYTE g_WeightPow_11[100] = { + 0, 4, 7, 8, 9, 10, 12, 13, 15, 17, 18, 19, 20, 21, 22, + 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 39, 40, 40, + 41, 41, 41, 42, 42, 42, 43, 43, 43, 44, 44, 44, 45, 45, 45, 46, 46, 46, + 46, 43, 47, 47, 48, 48, 48, 48, 45, 50, 50, 50, 46, 51, 51, 51, 52, 52, + 52, 52, 53, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55, 55, 55, 55, 56, 56, + 56, 56, 56, 57, 57, 57, 57, 57, 58, 58, 58, 58, 58, +}; +extern const FX_BYTE g_WeightPow_SHIFTJIS[100] = { + 0, 0, 1, 2, 3, 4, 5, 7, 8, 10, 11, 13, 14, 16, 17, 19, 21, 22, 24, 26, 28, + 30, 32, 33, 35, 37, 39, 41, 43, 45, 48, 48, 48, 48, 49, 49, 49, 50, 50, 50, 50, + 51, 51, 51, 51, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, 54, 54, 54, 54, 54, 55, 55, + 55, 55, 55, 56, 56, 56, 56, 56 , 56, 57, 57, 57 , 57 , 57, 57, 57, 58, 58, 58, 58, 58, + 58, 58, 59, 59, 59, 59, 59, 59, 59, 60, 60, 60, 60, 60, 60, 60, 60, +}; +static void _GammaAdjust(FX_LPBYTE pData, int nWid, int nHei, int src_pitch, FX_LPCBYTE gammaTable) +{ + int count = nHei * src_pitch; + for(int i = 0; i < count; i++) { + pData[i] = gammaTable[pData[i]]; + } +} +static void _ContrastAdjust(FX_LPBYTE pDataIn, FX_LPBYTE pDataOut, int nWid, int nHei, int nSrcRowBytes, int nDstRowBytes) +{ + int col, row, temp; + int max = 0, min = 255; + FX_FLOAT rate; + for (row = 0; row < nHei; row ++) { + FX_LPBYTE pRow = pDataIn + row * nSrcRowBytes; + for (col = 0; col < nWid; col++) { + temp = *pRow ++; + if (temp > max) { + max = temp; + } + if (temp < min) { + min = temp; + } + } + } + temp = max - min; + if (0 == temp || 255 == temp) { + int rowbytes = FXSYS_abs(nSrcRowBytes) > nDstRowBytes ? nDstRowBytes : FXSYS_abs(nSrcRowBytes); + for (row = 0; row < nHei; row ++) { + FXSYS_memcpy32(pDataOut + row * nDstRowBytes, pDataIn + row * nSrcRowBytes, rowbytes); + } + return; + } + rate = 255.f / temp; + for (row = 0; row < nHei; row ++) { + FX_LPBYTE pSrcRow = pDataIn + row * nSrcRowBytes; + FX_LPBYTE pDstRow = pDataOut + row * nDstRowBytes; + for (col = 0; col < nWid; col ++) { + temp = (int)((*(pSrcRow++) - min) * rate + 0.5); + if (temp > 255) { + temp = 255; + } else if (temp < 0) { + temp = 0; + } + *pDstRow ++ = (FX_BYTE)temp; + } + } +} +CFX_GlyphBitmap* CFX_FaceCache::RenderGlyph(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle, + const CFX_AffineMatrix* pMatrix, int dest_width, int anti_alias) +{ + if (m_Face == NULL) { + return NULL; + } + FXFT_Matrix ft_matrix; + ft_matrix.xx = (signed long)(pMatrix->GetA() / 64 * 65536); + ft_matrix.xy = (signed long)(pMatrix->GetC() / 64 * 65536); + ft_matrix.yx = (signed long)(pMatrix->GetB() / 64 * 65536); + ft_matrix.yy = (signed long)(pMatrix->GetD() / 64 * 65536); + FX_BOOL bUseCJKSubFont = FALSE; + const CFX_SubstFont* pSubstFont = pFont->GetSubstFont(); + if (pSubstFont) { + bUseCJKSubFont = pSubstFont->m_bSubstOfCJK && bFontStyle; + int skew = 0; + if (bUseCJKSubFont) { + skew = pSubstFont->m_bItlicCJK ? -15 : 0; + } else { + skew = pSubstFont->m_ItalicAngle; + } + if (skew) { + skew = skew <= -30 ? -58 : -g_AngleSkew[-skew]; + if (pFont->IsVertical()) { + ft_matrix.yx += ft_matrix.yy * skew / 100; + } else { + ft_matrix.xy += -ft_matrix.xx * skew / 100; + } + } + if (pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) { + pFont->AdjustMMParams(glyph_index, dest_width, pFont->GetSubstFont()->m_Weight); + } + } + int transflag = FXFT_Get_Face_Internal_Flag(m_Face); + FXFT_Set_Transform(m_Face, &ft_matrix, 0); + int load_flags = (m_Face->face_flags & FT_FACE_FLAG_SFNT) ? FXFT_LOAD_NO_BITMAP : (FXFT_LOAD_NO_BITMAP | FT_LOAD_NO_HINTING); + int error = FXFT_Load_Glyph(m_Face, glyph_index, load_flags); + if (error) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + int weight = 0; + if (bUseCJKSubFont) { + weight = pSubstFont->m_WeightCJK; + } else { + weight = pSubstFont ? pSubstFont->m_Weight : 0; + } + if (pSubstFont && !(pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) && weight > 400) { + int index = (weight - 400) / 10; + if (index >= 100) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + int level = 0; + if (pSubstFont->m_Charset == FXFONT_SHIFTJIS_CHARSET) { + level = g_WeightPow_SHIFTJIS[index] * 2 * (FXSYS_abs((int)(ft_matrix.xx)) + FXSYS_abs((int)(ft_matrix.xy))) / 36655; + } else { + level = g_WeightPow_11[index] * (FXSYS_abs((int)(ft_matrix.xx)) + FXSYS_abs((int)(ft_matrix.xy))) / 36655; + } + FXFT_Outline_Embolden(FXFT_Get_Glyph_Outline(m_Face), level); + } + FXFT_Library_SetLcdFilter(CFX_GEModule::Get()->GetFontMgr()->m_FTLibrary, FT_LCD_FILTER_DEFAULT); + error = FXFT_Render_Glyph(m_Face, anti_alias); + if (error) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + int bmwidth = FXFT_Get_Bitmap_Width(FXFT_Get_Glyph_Bitmap(m_Face)); + int bmheight = FXFT_Get_Bitmap_Rows(FXFT_Get_Glyph_Bitmap(m_Face)); + if (bmwidth > 2048 || bmheight > 2048) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + int dib_width = bmwidth; + CFX_GlyphBitmap* pGlyphBitmap = FX_NEW CFX_GlyphBitmap; + if (!pGlyphBitmap) { + return NULL; + } + pGlyphBitmap->m_Bitmap.Create(dib_width, bmheight, + anti_alias == FXFT_RENDER_MODE_MONO ? FXDIB_1bppMask : FXDIB_8bppMask); + pGlyphBitmap->m_Left = FXFT_Get_Glyph_BitmapLeft(m_Face); + pGlyphBitmap->m_Top = FXFT_Get_Glyph_BitmapTop(m_Face); + int dest_pitch = pGlyphBitmap->m_Bitmap.GetPitch(); + int src_pitch = FXFT_Get_Bitmap_Pitch(FXFT_Get_Glyph_Bitmap(m_Face)); + FX_BYTE* pDestBuf = pGlyphBitmap->m_Bitmap.GetBuffer(); + FX_BYTE* pSrcBuf = (FX_BYTE*)FXFT_Get_Bitmap_Buffer(FXFT_Get_Glyph_Bitmap(m_Face)); + if (anti_alias != FXFT_RENDER_MODE_MONO && FXFT_Get_Bitmap_PixelMode(FXFT_Get_Glyph_Bitmap(m_Face)) == FXFT_PIXEL_MODE_MONO) { + int bytes = anti_alias == FXFT_RENDER_MODE_LCD ? 3 : 1; + for(int i = 0; i < bmheight; i++) + for(int n = 0; n < bmwidth; n++) { + FX_BYTE data = (pSrcBuf[i * src_pitch + n / 8] & (0x80 >> (n % 8))) ? 255 : 0; + for (int b = 0; b < bytes; b ++) { + pDestBuf[i * dest_pitch + n * bytes + b] = data; + } + } + } else { + FXSYS_memset32(pDestBuf, 0, dest_pitch * bmheight); + if (anti_alias == FXFT_RENDER_MODE_MONO && FXFT_Get_Bitmap_PixelMode(FXFT_Get_Glyph_Bitmap(m_Face)) == FXFT_PIXEL_MODE_MONO) { + int rowbytes = FXSYS_abs(src_pitch) > dest_pitch ? dest_pitch : FXSYS_abs(src_pitch); + for (int row = 0; row < bmheight; row ++) { + FXSYS_memcpy32(pDestBuf + row * dest_pitch, pSrcBuf + row * src_pitch, rowbytes); + } + } else { + _ContrastAdjust(pSrcBuf, pDestBuf, bmwidth, bmheight, src_pitch, dest_pitch); + _GammaAdjust(pDestBuf, bmwidth, bmheight, dest_pitch, CFX_GEModule::Get()->GetTextGammaTable()); + } + } + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return pGlyphBitmap; +} +FX_BOOL _OutputGlyph(void* dib, int x, int y, CFX_Font* pFont, + int glyph_index, FX_ARGB argb) +{ + CFX_DIBitmap* pDib = (CFX_DIBitmap*)dib; + FXFT_Face face = pFont->GetFace(); + int error = FXFT_Load_Glyph(face, glyph_index, FXFT_LOAD_NO_BITMAP); + if (error) { + return FALSE; + } + error = FXFT_Render_Glyph(face, FXFT_RENDER_MODE_NORMAL); + if (error) { + return FALSE; + } + int bmwidth = FXFT_Get_Bitmap_Width(FXFT_Get_Glyph_Bitmap(face)); + int bmheight = FXFT_Get_Bitmap_Rows(FXFT_Get_Glyph_Bitmap(face)); + int left = FXFT_Get_Glyph_BitmapLeft(face); + int top = FXFT_Get_Glyph_BitmapTop(face); + FX_LPCBYTE src_buf = (FX_LPCBYTE)FXFT_Get_Bitmap_Buffer(FXFT_Get_Glyph_Bitmap(face)); + int src_pitch = FXFT_Get_Bitmap_Pitch(FXFT_Get_Glyph_Bitmap(face)); + CFX_DIBitmap mask; + mask.Create(bmwidth, bmheight, FXDIB_8bppMask); + FX_LPBYTE dest_buf = mask.GetBuffer(); + int dest_pitch = mask.GetPitch(); + for (int row = 0; row < bmheight; row ++) { + FX_LPCBYTE src_scan = src_buf + row * src_pitch; + FX_LPBYTE dest_scan = dest_buf + row * dest_pitch; + FXSYS_memcpy32(dest_scan, src_scan, dest_pitch); + } + pDib->CompositeMask(x + left, y - top, bmwidth, bmheight, &mask, argb, 0, 0); + return TRUE; +} +FX_BOOL OutputText(void* dib, int x, int y, CFX_Font* pFont, double font_size, + CFX_AffineMatrix* pText_matrix, unsigned short const* text, unsigned long argb) +{ + if (!pFont) { + return FALSE; + } + FXFT_Face face = pFont->GetFace(); + FXFT_Select_Charmap(pFont->m_Face, FXFT_ENCODING_UNICODE); + int transflag = FXFT_Get_Face_Internal_Flag(pFont->m_Face); + if (pText_matrix) { + FXFT_Matrix ft_matrix; + ft_matrix.xx = (signed long)(pText_matrix->a / 64 * 65536); + ft_matrix.xy = (signed long)(pText_matrix->c / 64 * 65536); + ft_matrix.yx = (signed long)(pText_matrix->b / 64 * 65536); + ft_matrix.yy = (signed long)(pText_matrix->d / 64 * 65536); + FXFT_Set_Transform(face, &ft_matrix, 0); + } + FX_FLOAT x_pos = 0; + for (; *text != 0; text ++) { + FX_WCHAR unicode = *text; + int glyph_index = FXFT_Get_Char_Index(pFont->m_Face, unicode); + if (glyph_index <= 0) { + continue; + } + int err = FXFT_Load_Glyph(pFont->m_Face, glyph_index, FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH); + if (err) { + continue; + } + int w = FXFT_Get_Glyph_HoriAdvance(pFont->m_Face); + int em = FXFT_Get_Face_UnitsPerEM(pFont->m_Face); + FX_FLOAT x1, y1; + pText_matrix->Transform(x_pos, 0, x1, y1); + _OutputGlyph(dib, (int)x1 + x, (int) - y1 + y, pFont, + glyph_index, argb); + x_pos += (FX_FLOAT)w / em; + } + FXFT_Set_Face_Internal_Flag(pFont->m_Face, transflag); + return TRUE; +} +FX_BOOL OutputGlyph(void* dib, int x, int y, CFX_Font* pFont, double font_size, + CFX_AffineMatrix* pMatrix, unsigned long glyph_index, unsigned long argb) +{ + FXFT_Matrix ft_matrix; + if (pMatrix) { + ft_matrix.xx = (signed long)(pMatrix->a * font_size / 64 * 65536); + ft_matrix.xy = (signed long)(pMatrix->c * font_size / 64 * 65536); + ft_matrix.yx = (signed long)(pMatrix->b * font_size / 64 * 65536); + ft_matrix.yy = (signed long)(pMatrix->d * font_size / 64 * 65536); + } else { + ft_matrix.xx = (signed long)(font_size / 64 * 65536); + ft_matrix.xy = ft_matrix.yx = 0; + ft_matrix.yy = (signed long)(font_size / 64 * 65536); + } + int transflag = FXFT_Get_Face_Internal_Flag(pFont->m_Face); + FXFT_Set_Transform(pFont->m_Face, &ft_matrix, 0); + FX_BOOL ret = _OutputGlyph(dib, x, y, pFont, + glyph_index, argb); + FXFT_Set_Face_Internal_Flag(pFont->m_Face, transflag); + return ret; +} +const CFX_PathData* CFX_FaceCache::LoadGlyphPath(CFX_Font* pFont, FX_DWORD glyph_index, int dest_width) +{ + if (m_Face == NULL || glyph_index == (FX_DWORD) - 1) { + return NULL; + } + CFX_PathData* pGlyphPath = NULL; + FX_LPVOID key; + if (pFont->GetSubstFont()) + key = (FX_LPVOID)(FX_UINTPTR)(glyph_index + ((pFont->GetSubstFont()->m_Weight / 16) << 15) + + ((pFont->GetSubstFont()->m_ItalicAngle / 2) << 21) + ((dest_width / 16) << 25) + + (pFont->IsVertical() << 31)); + else { + key = (FX_LPVOID)(FX_UINTPTR)glyph_index; + } + if (m_PathMap.Lookup(key, (FX_LPVOID&)pGlyphPath)) { + return pGlyphPath; + } + pGlyphPath = pFont->LoadGlyphPath(glyph_index, dest_width); + m_PathMap.SetAt(key, pGlyphPath); + return pGlyphPath; +} +typedef struct { + FX_BOOL m_bCount; + int m_PointCount; + FX_PATHPOINT* m_pPoints; + int m_CurX; + int m_CurY; + FX_FLOAT m_CoordUnit; +} OUTLINE_PARAMS; +void _Outline_CheckEmptyContour(OUTLINE_PARAMS* param) +{ + if (param->m_PointCount >= 2 && param->m_pPoints[param->m_PointCount - 2].m_Flag == FXPT_MOVETO && + param->m_pPoints[param->m_PointCount - 2].m_PointX == param->m_pPoints[param->m_PointCount - 1].m_PointX && + param->m_pPoints[param->m_PointCount - 2].m_PointY == param->m_pPoints[param->m_PointCount - 1].m_PointY) { + param->m_PointCount -= 2; + } + if (param->m_PointCount >= 4 && param->m_pPoints[param->m_PointCount - 4].m_Flag == FXPT_MOVETO && + param->m_pPoints[param->m_PointCount - 3].m_Flag == FXPT_BEZIERTO && + param->m_pPoints[param->m_PointCount - 3].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && + param->m_pPoints[param->m_PointCount - 3].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY && + param->m_pPoints[param->m_PointCount - 2].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && + param->m_pPoints[param->m_PointCount - 2].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY && + param->m_pPoints[param->m_PointCount - 1].m_PointX == param->m_pPoints[param->m_PointCount - 4].m_PointX && + param->m_pPoints[param->m_PointCount - 1].m_PointY == param->m_pPoints[param->m_PointCount - 4].m_PointY) { + param->m_PointCount -= 4; + } +} +extern "C" { + static int _Outline_MoveTo(const FXFT_Vector* to, void* user) + { + OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; + if (!param->m_bCount) { + _Outline_CheckEmptyContour(param); + param->m_pPoints[param->m_PointCount].m_PointX = to->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_PointY = to->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_Flag = FXPT_MOVETO; + param->m_CurX = to->x; + param->m_CurY = to->y; + if (param->m_PointCount) { + param->m_pPoints[param->m_PointCount - 1].m_Flag |= FXPT_CLOSEFIGURE; + } + } + param->m_PointCount ++; + return 0; + } +}; +extern "C" { + static int _Outline_LineTo(const FXFT_Vector* to, void* user) + { + OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; + if (!param->m_bCount) { + param->m_pPoints[param->m_PointCount].m_PointX = to->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_PointY = to->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_Flag = FXPT_LINETO; + param->m_CurX = to->x; + param->m_CurY = to->y; + } + param->m_PointCount ++; + return 0; + } +}; +extern "C" { + static int _Outline_ConicTo(const FXFT_Vector* control, const FXFT_Vector* to, void* user) + { + OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; + if (!param->m_bCount) { + param->m_pPoints[param->m_PointCount].m_PointX = (param->m_CurX + (control->x - param->m_CurX) * 2 / 3) / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_PointY = (param->m_CurY + (control->y - param->m_CurY) * 2 / 3) / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_Flag = FXPT_BEZIERTO; + param->m_pPoints[param->m_PointCount + 1].m_PointX = (control->x + (to->x - control->x) / 3) / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 1].m_PointY = (control->y + (to->y - control->y) / 3) / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 1].m_Flag = FXPT_BEZIERTO; + param->m_pPoints[param->m_PointCount + 2].m_PointX = to->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 2].m_PointY = to->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 2].m_Flag = FXPT_BEZIERTO; + param->m_CurX = to->x; + param->m_CurY = to->y; + } + param->m_PointCount += 3; + return 0; + } +}; +extern "C" { + static int _Outline_CubicTo(const FXFT_Vector* control1, const FXFT_Vector* control2, const FXFT_Vector* to, void* user) + { + OUTLINE_PARAMS* param = (OUTLINE_PARAMS*)user; + if (!param->m_bCount) { + param->m_pPoints[param->m_PointCount].m_PointX = control1->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_PointY = control1->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount].m_Flag = FXPT_BEZIERTO; + param->m_pPoints[param->m_PointCount + 1].m_PointX = control2->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 1].m_PointY = control2->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 1].m_Flag = FXPT_BEZIERTO; + param->m_pPoints[param->m_PointCount + 2].m_PointX = to->x / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 2].m_PointY = to->y / param->m_CoordUnit; + param->m_pPoints[param->m_PointCount + 2].m_Flag = FXPT_BEZIERTO; + param->m_CurX = to->x; + param->m_CurY = to->y; + } + param->m_PointCount += 3; + return 0; + } +}; +CFX_PathData* CFX_Font::LoadGlyphPath(FX_DWORD glyph_index, int dest_width) +{ + if (m_Face == NULL) { + return NULL; + } + FXFT_Set_Pixel_Sizes(m_Face, 0, 64); + FXFT_Matrix ft_matrix = {65536, 0, 0, 65536}; + if (m_pSubstFont) { + if (m_pSubstFont->m_ItalicAngle) { + int skew = m_pSubstFont->m_ItalicAngle; + skew = skew <= -30 ? -58 : -g_AngleSkew[-skew]; + if (m_bVertical) { + ft_matrix.yx += ft_matrix.yy * skew / 100; + } else { + ft_matrix.xy += -ft_matrix.xx * skew / 100; + } + } + if (m_pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) { + AdjustMMParams(glyph_index, dest_width, m_pSubstFont->m_Weight); + } + } + int transflag = FXFT_Get_Face_Internal_Flag(m_Face); + FXFT_Set_Transform(m_Face, &ft_matrix, 0); + int load_flags = (m_Face->face_flags & FT_FACE_FLAG_SFNT) ? FXFT_LOAD_NO_BITMAP : FXFT_LOAD_NO_BITMAP | FT_LOAD_NO_HINTING; + int error = FXFT_Load_Glyph(m_Face, glyph_index, load_flags); + if (error) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + if (m_pSubstFont && !(m_pSubstFont->m_SubstFlags & FXFONT_SUBST_MM) && m_pSubstFont->m_Weight > 400) { + int level = 0; + if (m_pSubstFont->m_Charset == FXFONT_SHIFTJIS_CHARSET) { + level = g_WeightPow_SHIFTJIS[(m_pSubstFont->m_Weight - 400) / 10] * 2 * 65536 / 36655; + } else { + level = g_WeightPow[(m_pSubstFont->m_Weight - 400) / 10] * 2; + } + FXFT_Outline_Embolden(FXFT_Get_Glyph_Outline(m_Face), level); + } + FXFT_Outline_Funcs funcs; + funcs.move_to = _Outline_MoveTo; + funcs.line_to = _Outline_LineTo; + funcs.conic_to = _Outline_ConicTo; + funcs.cubic_to = _Outline_CubicTo; + funcs.shift = 0; + funcs.delta = 0; + OUTLINE_PARAMS params; + params.m_bCount = TRUE; + params.m_PointCount = 0; + FXFT_Outline_Decompose(FXFT_Get_Glyph_Outline(m_Face), &funcs, ¶ms); + if (params.m_PointCount == 0) { + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return NULL; + } + CFX_PathData* pPath = FX_NEW CFX_PathData; + if (!pPath) { + return NULL; + } + pPath->SetPointCount(params.m_PointCount); + params.m_bCount = FALSE; + params.m_PointCount = 0; + params.m_pPoints = pPath->GetPoints(); + params.m_CurX = params.m_CurY = 0; + params.m_CoordUnit = 64 * 64.0; + FXFT_Outline_Decompose(FXFT_Get_Glyph_Outline(m_Face), &funcs, ¶ms); + _Outline_CheckEmptyContour(¶ms); + pPath->TrimPoints(params.m_PointCount); + if (params.m_PointCount) { + pPath->GetPoints()[params.m_PointCount - 1].m_Flag |= FXPT_CLOSEFIGURE; + } + FXFT_Set_Face_Internal_Flag(m_Face, transflag); + return pPath; +} +void _CFX_UniqueKeyGen::Generate(int count, ...) +{ + va_list argList; + va_start(argList, count); + for (int i = 0; i < count; i ++) { + int p = va_arg(argList, int); + ((FX_DWORD*)m_Key)[i] = p; + } + va_end(argList); + m_KeyLen = count * sizeof(FX_DWORD); +} -- cgit v1.2.3