diff options
Diffstat (limited to 'core/src/fxge/android/fpf_skiafont.cpp')
| -rw-r--r-- | core/src/fxge/android/fpf_skiafont.cpp | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/core/src/fxge/android/fpf_skiafont.cpp b/core/src/fxge/android/fpf_skiafont.cpp deleted file mode 100644 index ba0c40a4f4..0000000000 --- a/core/src/fxge/android/fpf_skiafont.cpp +++ /dev/null @@ -1,217 +0,0 @@ -// 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 "core/include/fxcrt/fx_system.h" - -#if _FX_OS_ == _FX_ANDROID_ - -#include <algorithm> - -#include "core/include/fxge/fx_freetype.h" -#include "core/src/fxge/android/fpf_skiafont.h" -#include "core/src/fxge/android/fpf_skiafontmgr.h" - -#define FPF_EM_ADJUST(em, a) (em == 0 ? (a) : (a)*1000 / em) - -CFPF_SkiaFont::CFPF_SkiaFont() - : m_pFontMgr(NULL), - m_pFontDes(NULL), - m_Face(NULL), - m_dwStyle(0), - m_uCharset(0), - m_dwRefCount(0) {} -CFPF_SkiaFont::~CFPF_SkiaFont() { - if (m_Face) { - FXFT_Done_Face(m_Face); - } -} -void CFPF_SkiaFont::Release() { - if (--m_dwRefCount == 0) { - delete this; - } -} -IFPF_Font* CFPF_SkiaFont::Retain() { - m_dwRefCount++; - return (IFPF_Font*)this; -} -FPF_HFONT CFPF_SkiaFont::GetHandle() { - return NULL; -} -CFX_ByteString CFPF_SkiaFont::GetFamilyName() { - if (!m_Face) { - return CFX_ByteString(); - } - return CFX_ByteString(FXFT_Get_Face_Family_Name(m_Face)); -} -CFX_WideString CFPF_SkiaFont::GetPsName() { - if (!m_Face) { - return CFX_WideString(); - } - return CFX_WideString::FromLocal(FXFT_Get_Postscript_Name(m_Face)); -} -int32_t CFPF_SkiaFont::GetGlyphIndex(FX_WCHAR wUnicode) { - if (!m_Face) { - return wUnicode; - } - if (FXFT_Select_Charmap(m_Face, FXFT_ENCODING_UNICODE)) { - return 0; - } - return FXFT_Get_Char_Index(m_Face, wUnicode); -} -int32_t CFPF_SkiaFont::GetGlyphWidth(int32_t iGlyphIndex) { - if (!m_Face) { - return 0; - } - if (FXFT_Load_Glyph( - m_Face, iGlyphIndex, - FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH)) { - return 0; - } - return FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Glyph_HoriAdvance(m_Face)); -} -int32_t CFPF_SkiaFont::GetAscent() const { - if (!m_Face) { - return 0; - } - return FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_Ascender(m_Face)); -} -int32_t CFPF_SkiaFont::GetDescent() const { - if (!m_Face) { - return 0; - } - return FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_Descender(m_Face)); -} -FX_BOOL CFPF_SkiaFont::GetGlyphBBox(int32_t iGlyphIndex, FX_RECT& rtBBox) { - if (!m_Face) { - return FALSE; - } - if (FXFT_Is_Face_Tricky(m_Face)) { - if (FXFT_Set_Char_Size(m_Face, 0, 1000 * 64, 72, 72)) { - return FALSE; - } - if (FXFT_Load_Glyph(m_Face, iGlyphIndex, - FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH)) { - FXFT_Set_Pixel_Sizes(m_Face, 0, 64); - return FALSE; - } - FXFT_Glyph glyph; - if (FXFT_Get_Glyph(m_Face->glyph, &glyph)) { - FXFT_Set_Pixel_Sizes(m_Face, 0, 64); - return FALSE; - } - FXFT_BBox cbox; - FXFT_Glyph_Get_CBox(glyph, FXFT_GLYPH_BBOX_PIXELS, &cbox); - int32_t x_ppem = m_Face->size->metrics.x_ppem; - int32_t y_ppem = m_Face->size->metrics.y_ppem; - rtBBox.left = FPF_EM_ADJUST(x_ppem, cbox.xMin); - rtBBox.right = FPF_EM_ADJUST(x_ppem, cbox.xMax); - rtBBox.top = FPF_EM_ADJUST(y_ppem, cbox.yMax); - rtBBox.bottom = FPF_EM_ADJUST(y_ppem, cbox.yMin); - rtBBox.top = std::min(rtBBox.top, GetAscent()); - rtBBox.bottom = std::max(rtBBox.bottom, GetDescent()); - FXFT_Done_Glyph(glyph); - return FXFT_Set_Pixel_Sizes(m_Face, 0, 64) == 0; - } - if (FXFT_Load_Glyph( - m_Face, iGlyphIndex, - FXFT_LOAD_NO_SCALE | FXFT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH)) { - return FALSE; - } - rtBBox.left = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Glyph_HoriBearingX(m_Face)); - rtBBox.bottom = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Glyph_HoriBearingY(m_Face)); - rtBBox.right = FPF_EM_ADJUST( - FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Glyph_HoriBearingX(m_Face) + FXFT_Get_Glyph_Width(m_Face)); - rtBBox.top = FPF_EM_ADJUST( - FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Glyph_HoriBearingY(m_Face) - FXFT_Get_Glyph_Height(m_Face)); - return TRUE; -} -FX_BOOL CFPF_SkiaFont::GetBBox(FX_RECT& rtBBox) { - if (!m_Face) { - return FALSE; - } - rtBBox.left = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_xMin(m_Face)); - rtBBox.top = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_yMin(m_Face)); - rtBBox.right = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_xMax(m_Face)); - rtBBox.bottom = FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_yMax(m_Face)); - return TRUE; -} -int32_t CFPF_SkiaFont::GetHeight() const { - if (!m_Face) { - return 0; - } - return FPF_EM_ADJUST(FXFT_Get_Face_UnitsPerEM(m_Face), - FXFT_Get_Face_Height(m_Face)); -} -int32_t CFPF_SkiaFont::GetItalicAngle() const { - if (!m_Face) { - return 0; - } - TT_Postscript* ttInfo = - (TT_Postscript*)FT_Get_Sfnt_Table(m_Face, ft_sfnt_post); - if (ttInfo) { - return ttInfo->italicAngle; - } - return 0; -} -FX_DWORD CFPF_SkiaFont::GetFontData(FX_DWORD dwTable, - uint8_t* pBuffer, - FX_DWORD dwSize) { - if (!m_Face) { - return 0; - } - FT_ULong ulSize = pdfium::base::checked_cast<FT_ULong>(dwSize); - if (FXFT_Load_Sfnt_Table(m_Face, dwTable, 0, pBuffer, &ulSize)) { - return 0; - } - return pdfium::base::checked_cast<FX_DWORD>(ulSize); -} -FX_BOOL CFPF_SkiaFont::InitFont(CFPF_SkiaFontMgr* pFontMgr, - CFPF_SkiaFontDescriptor* pFontDes, - const CFX_ByteStringC& bsFamily, - FX_DWORD dwStyle, - uint8_t uCharset) { - if (!pFontMgr || !pFontDes) { - return FALSE; - } - switch (pFontDes->GetType()) { - case FPF_SKIAFONTTYPE_Path: { - CFPF_SkiaPathFont* pFont = (CFPF_SkiaPathFont*)pFontDes; - m_Face = pFontMgr->GetFontFace(pFont->m_pPath, pFont->m_iFaceIndex); - } break; - case FPF_SKIAFONTTYPE_File: { - CFPF_SkiaFileFont* pFont = (CFPF_SkiaFileFont*)pFontDes; - m_Face = pFontMgr->GetFontFace(pFont->m_pFile, pFont->m_iFaceIndex); - } break; - case FPF_SKIAFONTTYPE_Buffer: { - CFPF_SkiaBufferFont* pFont = (CFPF_SkiaBufferFont*)pFontDes; - m_Face = pFontMgr->GetFontFace((const uint8_t*)pFont->m_pBuffer, - pFont->m_szBuffer, pFont->m_iFaceIndex); - } break; - default: - return FALSE; - } - if (!m_Face) { - return FALSE; - } - m_dwStyle = dwStyle; - m_uCharset = uCharset; - m_pFontMgr = pFontMgr; - m_pFontDes = pFontDes; - m_dwRefCount = 1; - return TRUE; -} -#endif |