diff options
Diffstat (limited to 'core/src/fxge/ge/fx_ge_ps.cpp')
| -rw-r--r-- | core/src/fxge/ge/fx_ge_ps.cpp | 657 |
1 files changed, 657 insertions, 0 deletions
diff --git a/core/src/fxge/ge/fx_ge_ps.cpp b/core/src/fxge/ge/fx_ge_ps.cpp new file mode 100644 index 0000000000..a39ab2dee0 --- /dev/null +++ b/core/src/fxge/ge/fx_ge_ps.cpp @@ -0,0 +1,657 @@ +// 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/fxcodec/fx_codec.h"
+#include "text_int.h"
+struct PSGlyph {
+ CFX_Font* m_pFont;
+ FX_DWORD m_GlyphIndex;
+ FX_BOOL m_bGlyphAdjust;
+ FX_FLOAT m_AdjustMatrix[4];
+};
+class CPSFont : public CFX_Object
+{
+public:
+ PSGlyph m_Glyphs[256];
+ int m_nGlyphs;
+};
+CFX_PSRenderer::CFX_PSRenderer()
+{
+ m_pOutput = NULL;
+ m_bColorSet = m_bGraphStateSet = FALSE;
+ m_bInited = FALSE;
+}
+CFX_PSRenderer::~CFX_PSRenderer()
+{
+ for (int i = 0; i < (int)m_PSFontList.GetSize(); i ++) {
+ CPSFont* pFont = m_PSFontList[i];
+ delete pFont;
+ }
+}
+#define OUTPUT_PS(str) m_pOutput->OutputPS(str, sizeof str-1)
+void CFX_PSRenderer::Init(IFX_PSOutput* pOutput, int pslevel, int width, int height, FX_BOOL bCmykOutput)
+{
+ m_PSLevel = pslevel;
+ m_pOutput = pOutput;
+ m_ClipBox.left = m_ClipBox.top = 0;
+ m_ClipBox.right = width;
+ m_ClipBox.bottom = height;
+ m_bCmykOutput = bCmykOutput;
+}
+FX_BOOL CFX_PSRenderer::StartRendering()
+{
+ if (m_bInited) {
+ return TRUE;
+ }
+ static const char init_str[] = "\nsave\n/im/initmatrix load def\n"
+ "/n/newpath load def/m/moveto load def/l/lineto load def/c/curveto load def/h/closepath load def\n"
+ "/f/fill load def/F/eofill load def/s/stroke load def/W/clip load def/W*/eoclip load def\n"
+ "/rg/setrgbcolor load def/k/setcmykcolor load def\n"
+ "/J/setlinecap load def/j/setlinejoin load def/w/setlinewidth load def/M/setmiterlimit load def/d/setdash load def\n"
+ "/q/gsave load def/Q/grestore load def/iM/imagemask load def\n"
+ "/Tj/show load def/Ff/findfont load def/Fs/scalefont load def/Sf/setfont load def\n"
+ "/cm/concat load def/Cm/currentmatrix load def/mx/matrix load def/sm/setmatrix load def\n"
+ ;
+ OUTPUT_PS(init_str);
+ m_bInited = TRUE;
+ return TRUE;
+}
+void CFX_PSRenderer::EndRendering()
+{
+ if (m_bInited) {
+ OUTPUT_PS("\nrestore\n");
+ }
+ m_bInited = FALSE;
+}
+void CFX_PSRenderer::SaveState()
+{
+ StartRendering();
+ OUTPUT_PS("q\n");
+ m_ClipBoxStack.Add(m_ClipBox);
+}
+void CFX_PSRenderer::RestoreState(FX_BOOL bKeepSaved)
+{
+ StartRendering();
+ if (bKeepSaved) {
+ OUTPUT_PS("Q\nq\n");
+ } else {
+ OUTPUT_PS("Q\n");
+ }
+ m_bColorSet = m_bGraphStateSet = FALSE;
+ m_ClipBox = m_ClipBoxStack.GetAt(m_ClipBoxStack.GetSize() - 1);
+ if (!bKeepSaved) {
+ m_ClipBoxStack.RemoveAt(m_ClipBoxStack.GetSize() - 1);
+ }
+}
+void CFX_PSRenderer::OutputPath(const CFX_PathData* pPathData, const CFX_AffineMatrix* pObject2Device)
+{
+ int nPoints = pPathData->GetPointCount();
+ CFX_ByteTextBuf buf;
+ buf.EstimateSize(nPoints * 10);
+ for (int i = 0; i < nPoints; i ++) {
+ FX_BYTE flag = pPathData->GetFlag(i);
+ FX_FLOAT x = pPathData->GetPointX(i);
+ FX_FLOAT y = pPathData->GetPointY(i);
+ if (pObject2Device) {
+ pObject2Device->Transform(x, y);
+ }
+ buf << x << FX_BSTRC(" ") << y;
+ switch (flag & FXPT_TYPE) {
+ case FXPT_MOVETO:
+ buf << FX_BSTRC(" m ");
+ break;
+ case FXPT_LINETO:
+ if (flag & FXPT_CLOSEFIGURE) {
+ buf << FX_BSTRC(" l h ");
+ } else {
+ buf << FX_BSTRC(" l ");
+ }
+ break;
+ case FXPT_BEZIERTO: {
+ FX_FLOAT x1 = pPathData->GetPointX(i + 1);
+ FX_FLOAT x2 = pPathData->GetPointX(i + 2);
+ FX_FLOAT y1 = pPathData->GetPointY(i + 1);
+ FX_FLOAT y2 = pPathData->GetPointY(i + 2);
+ if (pObject2Device) {
+ pObject2Device->Transform(x1, y1);
+ pObject2Device->Transform(x2, y2);
+ }
+ buf << FX_BSTRC(" ") << x1 << FX_BSTRC(" ") << y1 << FX_BSTRC(" ") << x2 << FX_BSTRC(" ") << y2;
+ if (flag & FXPT_CLOSEFIGURE) {
+ buf << FX_BSTRC(" c h\n");
+ } else {
+ buf << FX_BSTRC(" c\n");
+ }
+ i += 2;
+ break;
+ }
+ }
+ }
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+}
+void CFX_PSRenderer::SetClip_PathFill(const CFX_PathData* pPathData,
+ const CFX_AffineMatrix* pObject2Device,
+ int fill_mode
+ )
+{
+ StartRendering();
+ OutputPath(pPathData, pObject2Device);
+ CFX_FloatRect rect = pPathData->GetBoundingBox();
+ if (pObject2Device) {
+ rect.Transform(pObject2Device);
+ }
+ m_ClipBox.Intersect(rect.GetOutterRect());
+ if ((fill_mode & 3) == FXFILL_WINDING) {
+ OUTPUT_PS("W n\n");
+ } else {
+ OUTPUT_PS("W* n\n");
+ }
+}
+void CFX_PSRenderer::SetClip_PathStroke(const CFX_PathData* pPathData,
+ const CFX_AffineMatrix* pObject2Device,
+ const CFX_GraphStateData* pGraphState
+ )
+{
+ StartRendering();
+ SetGraphState(pGraphState);
+ if (pObject2Device) {
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("mx Cm [") << pObject2Device->a << FX_BSTRC(" ") << pObject2Device->b << FX_BSTRC(" ") <<
+ pObject2Device->c << FX_BSTRC(" ") << pObject2Device->d << FX_BSTRC(" ") << pObject2Device->e <<
+ FX_BSTRC(" ") << pObject2Device->f << FX_BSTRC("]cm ");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ }
+ OutputPath(pPathData, NULL);
+ CFX_FloatRect rect = pPathData->GetBoundingBox(pGraphState->m_LineWidth, pGraphState->m_MiterLimit);
+ rect.Transform(pObject2Device);
+ m_ClipBox.Intersect(rect.GetOutterRect());
+ if (pObject2Device) {
+ OUTPUT_PS("strokepath W n sm\n");
+ } else {
+ OUTPUT_PS("strokepath W n\n");
+ }
+}
+FX_BOOL CFX_PSRenderer::DrawPath(const CFX_PathData* pPathData,
+ const CFX_AffineMatrix* pObject2Device,
+ const CFX_GraphStateData* pGraphState,
+ FX_DWORD fill_color,
+ FX_DWORD stroke_color,
+ int fill_mode,
+ int alpha_flag,
+ void* pIccTransform
+ )
+{
+ StartRendering();
+ int fill_alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(fill_color);
+ int stroke_alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_STROKE(alpha_flag) : FXARGB_A(stroke_color);
+ if (fill_alpha && fill_alpha < 255) {
+ return FALSE;
+ }
+ if (stroke_alpha && stroke_alpha < 255) {
+ return FALSE;
+ }
+ if (fill_alpha == 0 && stroke_alpha == 0) {
+ return FALSE;
+ }
+ if (stroke_alpha) {
+ SetGraphState(pGraphState);
+ if (pObject2Device) {
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("mx Cm [") << pObject2Device->a << FX_BSTRC(" ") << pObject2Device->b << FX_BSTRC(" ") <<
+ pObject2Device->c << FX_BSTRC(" ") << pObject2Device->d << FX_BSTRC(" ") << pObject2Device->e <<
+ FX_BSTRC(" ") << pObject2Device->f << FX_BSTRC("]cm ");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ }
+ }
+ OutputPath(pPathData, stroke_alpha ? NULL : pObject2Device);
+ if (fill_mode && fill_alpha) {
+ SetColor(fill_color, alpha_flag, pIccTransform);
+ if ((fill_mode & 3) == FXFILL_WINDING) {
+ if (stroke_alpha) {
+ OUTPUT_PS("q f Q ");
+ } else {
+ OUTPUT_PS("f");
+ }
+ } else if ((fill_mode & 3) == FXFILL_ALTERNATE) {
+ if (stroke_alpha) {
+ OUTPUT_PS("q F Q ");
+ } else {
+ OUTPUT_PS("F");
+ }
+ }
+ }
+ if (stroke_alpha) {
+ SetColor(stroke_color, alpha_flag, pIccTransform);
+ if (pObject2Device) {
+ OUTPUT_PS("s sm");
+ } else {
+ OUTPUT_PS("s");
+ }
+ }
+ OUTPUT_PS("\n");
+ return TRUE;
+}
+void CFX_PSRenderer::SetGraphState(const CFX_GraphStateData* pGraphState)
+{
+ CFX_ByteTextBuf buf;
+ if (!m_bGraphStateSet || m_CurGraphState.m_LineCap != pGraphState->m_LineCap) {
+ buf << pGraphState->m_LineCap << FX_BSTRC(" J\n");
+ }
+ if (!m_bGraphStateSet || m_CurGraphState.m_DashCount != pGraphState->m_DashCount ||
+ FXSYS_memcmp32(m_CurGraphState.m_DashArray, pGraphState->m_DashArray, sizeof(FX_FLOAT)*m_CurGraphState.m_DashCount)) {
+ buf << FX_BSTRC("[");
+ for (int i = 0; i < pGraphState->m_DashCount; i ++) {
+ buf << pGraphState->m_DashArray[i] << FX_BSTRC(" ");
+ }
+ buf << FX_BSTRC("]") << pGraphState->m_DashPhase << FX_BSTRC(" d\n");
+ }
+ if (!m_bGraphStateSet || m_CurGraphState.m_LineJoin != pGraphState->m_LineJoin) {
+ buf << pGraphState->m_LineJoin << FX_BSTRC(" j\n");
+ }
+ if (!m_bGraphStateSet || m_CurGraphState.m_LineWidth != pGraphState->m_LineWidth) {
+ buf << pGraphState->m_LineWidth << FX_BSTRC(" w\n");
+ }
+ if (!m_bGraphStateSet || m_CurGraphState.m_MiterLimit != pGraphState->m_MiterLimit) {
+ buf << pGraphState->m_MiterLimit << FX_BSTRC(" M\n");
+ }
+ m_CurGraphState.Copy(*pGraphState);
+ m_bGraphStateSet = TRUE;
+ if (buf.GetSize()) {
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ }
+}
+static void FaxCompressData(FX_LPBYTE src_buf, int width, int height, FX_LPBYTE& dest_buf, FX_DWORD& dest_size)
+{
+ CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
+ if (width * height > 128 && pEncoders && pEncoders->GetFaxModule()->Encode(src_buf, width, height, (width + 7) / 8, dest_buf, dest_size)) {
+ FX_Free(src_buf);
+ } else {
+ dest_buf = src_buf;
+ dest_size = (width + 7) / 8 * height;
+ }
+}
+static void PSCompressData(int PSLevel, FX_LPBYTE src_buf, FX_DWORD src_size,
+ FX_LPBYTE& output_buf, FX_DWORD& output_size, FX_LPCSTR& filter)
+{
+ output_buf = src_buf;
+ output_size = src_size;
+ filter = "";
+ if (src_size < 1024) {
+ return;
+ }
+ CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
+ FX_LPBYTE dest_buf = NULL;
+ FX_DWORD dest_size = src_size;
+ if (PSLevel >= 3) {
+ if (pEncoders && pEncoders->GetFlateModule()->Encode(src_buf, src_size, dest_buf, dest_size)) {
+ filter = "/FlateDecode filter ";
+ }
+ } else {
+ if (pEncoders && pEncoders->GetBasicModule()->RunLengthEncode(src_buf, src_size, dest_buf, dest_size)) {
+ filter = "/RunLengthDecode filter ";
+ }
+ }
+ if (dest_size < src_size) {
+ output_buf = dest_buf;
+ output_size = dest_size;
+ } else {
+ filter = NULL;
+ if (dest_buf) {
+ FX_Free(dest_buf);
+ }
+ }
+}
+FX_BOOL CFX_PSRenderer::SetDIBits(const CFX_DIBSource* pSource, FX_DWORD color, int left, int top,
+ int alpha_flag, void* pIccTransform)
+{
+ StartRendering();
+ CFX_AffineMatrix matrix((FX_FLOAT)(pSource->GetWidth()), 0.0f, 0.0f, -(FX_FLOAT)(pSource->GetHeight()),
+ (FX_FLOAT)(left), (FX_FLOAT)(top + pSource->GetHeight()));
+ return DrawDIBits(pSource, color, &matrix, 0, alpha_flag, pIccTransform);
+}
+FX_BOOL CFX_PSRenderer::StretchDIBits(const CFX_DIBSource* pSource, FX_DWORD color, int dest_left, int dest_top,
+ int dest_width, int dest_height, FX_DWORD flags,
+ int alpha_flag, void* pIccTransform)
+{
+ StartRendering();
+ CFX_AffineMatrix matrix((FX_FLOAT)(dest_width), 0.0f, 0.0f, (FX_FLOAT)(-dest_height),
+ (FX_FLOAT)(dest_left), (FX_FLOAT)(dest_top + dest_height));
+ return DrawDIBits(pSource, color, &matrix, flags, alpha_flag, pIccTransform);
+}
+FX_BOOL CFX_PSRenderer::DrawDIBits(const CFX_DIBSource* pSource, FX_DWORD color,
+ const CFX_AffineMatrix* pMatrix, FX_DWORD flags,
+ int alpha_flag, void* pIccTransform)
+{
+ StartRendering();
+ if ((pMatrix->a == 0 && pMatrix->b == 0) || (pMatrix->c == 0 && pMatrix->d == 0)) {
+ return TRUE;
+ }
+ if (pSource->HasAlpha()) {
+ return FALSE;
+ }
+ int alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(color) : FXARGB_A(color);
+ if (pSource->IsAlphaMask() && (alpha < 255 || pSource->GetBPP() != 1)) {
+ return FALSE;
+ }
+ OUTPUT_PS("q\n");
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("[") << pMatrix->a << FX_BSTRC(" ") << pMatrix->b << FX_BSTRC(" ") <<
+ pMatrix->c << FX_BSTRC(" ") << pMatrix->d << FX_BSTRC(" ") << pMatrix->e <<
+ FX_BSTRC(" ") << pMatrix->f << FX_BSTRC("]cm ");
+ int width = pSource->GetWidth();
+ int height = pSource->GetHeight();
+ buf << width << FX_BSTRC(" ") << height;
+ if (pSource->GetBPP() == 1 && pSource->GetPalette() == NULL) {
+ int pitch = (width + 7) / 8;
+ FX_DWORD src_size = height * pitch;
+ FX_LPBYTE src_buf = FX_Alloc(FX_BYTE, src_size);
+ if (!src_buf) {
+ return FALSE;
+ }
+ for (int row = 0; row < height; row ++) {
+ FX_LPCBYTE src_scan = pSource->GetScanline(row);
+ FXSYS_memcpy32(src_buf + row * pitch, src_scan, pitch);
+ }
+ FX_LPBYTE output_buf;
+ FX_DWORD output_size;
+ FaxCompressData(src_buf, width, height, output_buf, output_size);
+ if (pSource->IsAlphaMask()) {
+ SetColor(color, alpha_flag, pIccTransform);
+ m_bColorSet = FALSE;
+ buf << FX_BSTRC(" true[");
+ } else {
+ buf << FX_BSTRC(" 1[");
+ }
+ buf << width << FX_BSTRC(" 0 0 -") << height << FX_BSTRC(" 0 ") << height <<
+ FX_BSTRC("]currentfile/ASCII85Decode filter ");
+ if (output_buf != src_buf)
+ buf << FX_BSTRC("<</K -1/EndOfBlock false/Columns ") << width << FX_BSTRC("/Rows ") << height <<
+ FX_BSTRC(">>/CCITTFaxDecode filter ");
+ if (pSource->IsAlphaMask()) {
+ buf << FX_BSTRC("iM\n");
+ } else {
+ buf << FX_BSTRC("false 1 colorimage\n");
+ }
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ WritePSBinary(output_buf, output_size);
+ FX_Free(output_buf);
+ } else {
+ CFX_DIBSource* pConverted = (CFX_DIBSource*)pSource;
+ if (pIccTransform) {
+ FXDIB_Format format = m_bCmykOutput ? FXDIB_Cmyk : FXDIB_Rgb;
+ pConverted = pSource->CloneConvert(format, NULL, pIccTransform);
+ } else {
+ switch (pSource->GetFormat()) {
+ case FXDIB_1bppRgb:
+ case FXDIB_Rgb32:
+ pConverted = pSource->CloneConvert(FXDIB_Rgb);
+ break;
+ case FXDIB_8bppRgb:
+ if (pSource->GetPalette() != NULL) {
+ pConverted = pSource->CloneConvert(FXDIB_Rgb);
+ }
+ break;
+ case FXDIB_1bppCmyk:
+ pConverted = pSource->CloneConvert(FXDIB_Cmyk);
+ break;
+ case FXDIB_8bppCmyk:
+ if (pSource->GetPalette() != NULL) {
+ pConverted = pSource->CloneConvert(FXDIB_Cmyk);
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ if (pConverted == NULL) {
+ OUTPUT_PS("\nQ\n");
+ return FALSE;
+ }
+ int Bpp = pConverted->GetBPP() / 8;
+ FX_LPBYTE output_buf = NULL;
+ FX_STRSIZE output_size = 0;
+ FX_LPCSTR filter = NULL;
+ if (flags & FXRENDER_IMAGE_LOSSY) {
+ CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
+ if (pEncoders && pEncoders->GetJpegModule()->Encode(pConverted, output_buf, output_size)) {
+ filter = "/DCTDecode filter ";
+ }
+ }
+ if (filter == NULL) {
+ int src_pitch = width * Bpp;
+ output_size = height * src_pitch;
+ output_buf = FX_Alloc(FX_BYTE, output_size);
+ if (!output_buf) {
+ if (pConverted != pSource) {
+ delete pConverted;
+ pConverted = NULL;
+ }
+ return FALSE;
+ }
+ for (int row = 0; row < height; row ++) {
+ FX_LPCBYTE src_scan = pConverted->GetScanline(row);
+ FX_LPBYTE dest_scan = output_buf + row * src_pitch;
+ if (Bpp == 3) {
+ for (int col = 0; col < width; col ++) {
+ *dest_scan++ = src_scan[2];
+ *dest_scan++ = src_scan[1];
+ *dest_scan++ = *src_scan;
+ src_scan += 3;
+ }
+ } else {
+ FXSYS_memcpy32(dest_scan, src_scan, src_pitch);
+ }
+ }
+ FX_LPBYTE compressed_buf;
+ FX_DWORD compressed_size;
+ PSCompressData(m_PSLevel, output_buf, output_size, compressed_buf, compressed_size, filter);
+ if (output_buf != compressed_buf) {
+ FX_Free(output_buf);
+ }
+ output_buf = compressed_buf;
+ output_size = compressed_size;
+ }
+ if (pConverted != pSource) {
+ delete pConverted;
+ pConverted = NULL;
+ }
+ buf << FX_BSTRC(" 8[");
+ buf << width << FX_BSTRC(" 0 0 -") << height << FX_BSTRC(" 0 ") << height << FX_BSTRC("]");
+ buf << FX_BSTRC("currentfile/ASCII85Decode filter ");
+ if (filter) {
+ buf << filter;
+ }
+ buf << FX_BSTRC("false ") << Bpp;
+ buf << FX_BSTRC(" colorimage\n");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ WritePSBinary(output_buf, output_size);
+ FX_Free(output_buf);
+ }
+ OUTPUT_PS("\nQ\n");
+ return TRUE;
+}
+void CFX_PSRenderer::SetColor(FX_DWORD color, int alpha_flag, void* pIccTransform)
+{
+ if (!CFX_GEModule::Get()->GetCodecModule() || !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) {
+ pIccTransform = NULL;
+ }
+ FX_BOOL bCMYK = FALSE;
+ if (pIccTransform) {
+ ICodec_IccModule* pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
+ color = FXGETFLAG_COLORTYPE(alpha_flag) ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
+ FX_LPBYTE pColor = (FX_LPBYTE)&color;
+ pIccModule->TranslateScanline(pIccTransform, pColor, pColor, 1);
+ color = m_bCmykOutput ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
+ bCMYK = m_bCmykOutput;
+ } else {
+ bCMYK = FXGETFLAG_COLORTYPE(alpha_flag);
+ }
+ if (bCMYK != m_bCmykOutput || !m_bColorSet || m_LastColor != color) {
+ CFX_ByteTextBuf buf;
+ if (bCMYK) {
+ buf << FXSYS_GetCValue(color) / 255.0 << FX_BSTRC(" ") << FXSYS_GetMValue(color) / 255.0 << FX_BSTRC(" ")
+ << FXSYS_GetYValue(color) / 255.0 << FX_BSTRC(" ") << FXSYS_GetKValue(color) / 255.0 << FX_BSTRC(" k\n");
+ } else {
+ buf << FXARGB_R(color) / 255.0 << FX_BSTRC(" ") << FXARGB_G(color) / 255.0 << FX_BSTRC(" ")
+ << FXARGB_B(color) / 255.0 << FX_BSTRC(" rg\n");
+ }
+ if (bCMYK == m_bCmykOutput) {
+ m_bColorSet = TRUE;
+ m_LastColor = color;
+ }
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ }
+}
+void CFX_PSRenderer::FindPSFontGlyph(CFX_FaceCache* pFaceCache, CFX_Font* pFont, const FXTEXT_CHARPOS& charpos,
+ int& ps_fontnum, int &ps_glyphindex)
+{
+ for (int i = 0; i < (int)m_PSFontList.GetSize(); i ++) {
+ CPSFont* pPSFont = m_PSFontList[i];
+ for (int j = 0; j < pPSFont->m_nGlyphs; j ++)
+ if (pPSFont->m_Glyphs[j].m_pFont == pFont && pPSFont->m_Glyphs[j].m_GlyphIndex == charpos.m_GlyphIndex) {
+ if ((!pPSFont->m_Glyphs[j].m_bGlyphAdjust && !charpos.m_bGlyphAdjust) ||
+ (pPSFont->m_Glyphs[j].m_bGlyphAdjust && charpos.m_bGlyphAdjust &&
+ (FXSYS_fabs(pPSFont->m_Glyphs[j].m_AdjustMatrix[0] - charpos.m_AdjustMatrix[0]) < 0.01 &&
+ FXSYS_fabs(pPSFont->m_Glyphs[j].m_AdjustMatrix[1] - charpos.m_AdjustMatrix[1]) < 0.01 &&
+ FXSYS_fabs(pPSFont->m_Glyphs[j].m_AdjustMatrix[2] - charpos.m_AdjustMatrix[2]) < 0.01 &&
+ FXSYS_fabs(pPSFont->m_Glyphs[j].m_AdjustMatrix[3] - charpos.m_AdjustMatrix[3]) < 0.01))) {
+ ps_fontnum = i;
+ ps_glyphindex = j;
+ return;
+ }
+ }
+ }
+ if (m_PSFontList.GetSize() == 0 || m_PSFontList[m_PSFontList.GetSize() - 1]->m_nGlyphs == 256) {
+ CPSFont* pPSFont = FX_NEW CPSFont;
+ if (!pPSFont) {
+ return;
+ }
+ pPSFont->m_nGlyphs = 0;
+ m_PSFontList.Add(pPSFont);
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("8 dict begin/FontType 3 def/FontMatrix[1 0 0 1 0 0]def\n"
+ "/FontBBox[0 0 0 0]def/Encoding 256 array def 0 1 255{Encoding exch/.notdef put}for\n"
+ "/CharProcs 1 dict def CharProcs begin/.notdef {} def end\n"
+ "/BuildGlyph{1 0 -10 -10 10 10 setcachedevice exch/CharProcs get exch 2 copy known not{pop/.notdef}if get exec}bind def\n"
+ "/BuildChar{1 index/Encoding get exch get 1 index/BuildGlyph get exec}bind def\n"
+ "currentdict end\n");
+ buf << FX_BSTRC("/X") << m_PSFontList.GetSize() - 1 << FX_BSTRC(" exch definefont pop\n");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ buf.Clear();
+ }
+ ps_fontnum = m_PSFontList.GetSize() - 1;
+ CPSFont* pPSFont = m_PSFontList[ps_fontnum];
+ ps_glyphindex = pPSFont->m_nGlyphs;
+ pPSFont->m_Glyphs[ps_glyphindex].m_GlyphIndex = charpos.m_GlyphIndex;
+ pPSFont->m_Glyphs[ps_glyphindex].m_pFont = pFont;
+ pPSFont->m_Glyphs[ps_glyphindex].m_bGlyphAdjust = charpos.m_bGlyphAdjust;
+ if (charpos.m_bGlyphAdjust) {
+ pPSFont->m_Glyphs[ps_glyphindex].m_AdjustMatrix[0] = charpos.m_AdjustMatrix[0];
+ pPSFont->m_Glyphs[ps_glyphindex].m_AdjustMatrix[1] = charpos.m_AdjustMatrix[1];
+ pPSFont->m_Glyphs[ps_glyphindex].m_AdjustMatrix[2] = charpos.m_AdjustMatrix[2];
+ pPSFont->m_Glyphs[ps_glyphindex].m_AdjustMatrix[3] = charpos.m_AdjustMatrix[3];
+ }
+ pPSFont->m_nGlyphs ++;
+ 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(1.0f, 0, 0, 1.0f, 0, 0);
+ const CFX_PathData* pPathData = pFaceCache->LoadGlyphPath(pFont, charpos.m_GlyphIndex, charpos.m_FontCharWidth);
+ if (pPathData == NULL) {
+ return;
+ }
+ CFX_PathData TransformedPath(*pPathData);
+ if (charpos.m_bGlyphAdjust) {
+ TransformedPath.Transform(&matrix);
+ }
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("/X") << ps_fontnum << FX_BSTRC(" Ff/CharProcs get begin/")
+ << ps_glyphindex << FX_BSTRC("{");
+ buf << FX_BSTRC("n ");
+ for (int p = 0; p < TransformedPath.GetPointCount(); p ++) {
+ FX_FLOAT x = TransformedPath.GetPointX(p), y = TransformedPath.GetPointY(p);
+ switch (TransformedPath.GetFlag(p) & FXPT_TYPE) {
+ case FXPT_MOVETO: {
+ buf << x << FX_BSTRC(" ") << y << FX_BSTRC(" m\n");
+ break;
+ }
+ case FXPT_LINETO: {
+ buf << x << FX_BSTRC(" ") << y << FX_BSTRC(" l\n");
+ break;
+ }
+ case FXPT_BEZIERTO: {
+ buf << x << FX_BSTRC(" ") << y << FX_BSTRC(" ")
+ << TransformedPath.GetPointX(p + 1) << FX_BSTRC(" ")
+ << TransformedPath.GetPointY(p + 1) << FX_BSTRC(" ")
+ << TransformedPath.GetPointX(p + 2) << FX_BSTRC(" ")
+ << TransformedPath.GetPointY(p + 2) << FX_BSTRC(" c\n");
+ p += 2;
+ break;
+ }
+ }
+ }
+ buf << FX_BSTRC("f");
+ buf << FX_BSTRC("}bind def end\n");
+ buf << FX_BSTRC("/X") << ps_fontnum << FX_BSTRC(" Ff/Encoding get ") << ps_glyphindex
+ << FX_BSTRC("/") << ps_glyphindex << FX_BSTRC(" put\n");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+}
+FX_BOOL CFX_PSRenderer::DrawText(int nChars, const FXTEXT_CHARPOS* pCharPos, CFX_Font* pFont,
+ CFX_FontCache* pCache, const CFX_AffineMatrix* pObject2Device,
+ FX_FLOAT font_size, FX_DWORD color,
+ int alpha_flag, void* pIccTransform)
+{
+ StartRendering();
+ int alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(color);
+ if (alpha < 255) {
+ return FALSE;
+ }
+ if ((pObject2Device->a == 0 && pObject2Device->b == 0) || (pObject2Device->c == 0 && pObject2Device->d == 0)) {
+ return TRUE;
+ }
+ SetColor(color, alpha_flag, pIccTransform);
+ CFX_ByteTextBuf buf;
+ buf << FX_BSTRC("q[") << pObject2Device->a << FX_BSTRC(" ") << pObject2Device->b << FX_BSTRC(" ")
+ << pObject2Device->c << FX_BSTRC(" ") << pObject2Device->d;
+ buf << FX_BSTRC(" ") << pObject2Device->e << FX_BSTRC(" ") << pObject2Device->f << "]cm\n";
+ if (pCache == NULL) {
+ pCache = CFX_GEModule::Get()->GetFontCache();
+ }
+ CFX_FaceCache* pFaceCache = pCache->GetCachedFace(pFont);
+ FX_FONTCACHE_DEFINE(pCache, pFont);
+ int last_fontnum = -1;
+ for (int i = 0; i < nChars; i ++) {
+ int ps_fontnum, ps_glyphindex;
+ FindPSFontGlyph(pFaceCache, pFont, pCharPos[i], ps_fontnum, ps_glyphindex);
+ if (last_fontnum != ps_fontnum) {
+ buf << FX_BSTRC("/X") << ps_fontnum << FX_BSTRC(" Ff ") << font_size
+ << FX_BSTRC(" Fs Sf ");
+ last_fontnum = ps_fontnum;
+ }
+ buf << pCharPos[i].m_OriginX << FX_BSTRC(" ")
+ << pCharPos[i].m_OriginY << FX_BSTRC(" m");
+ CFX_ByteString hex;
+ hex.Format("<%02X>", ps_glyphindex);
+ buf << hex << FX_BSTRC("Tj\n");
+ }
+ buf << FX_BSTRC("Q\n");
+ m_pOutput->OutputPS((FX_LPCSTR)buf.GetBuffer(), buf.GetSize());
+ return TRUE;
+}
+void CFX_PSRenderer::WritePSBinary(FX_LPCBYTE data, int len)
+{
+ FX_LPBYTE dest_buf;
+ FX_DWORD dest_size;
+ CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
+ if (pEncoders && pEncoders->GetBasicModule()->A85Encode(data, len, dest_buf, dest_size)) {
+ m_pOutput->OutputPS((FX_LPCSTR)dest_buf, dest_size);
+ FX_Free(dest_buf);
+ } else {
+ m_pOutput->OutputPS((FX_LPCSTR)data, len);
+ }
+}
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