| OLD | NEW |
| 1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 | 6 |
| 7 #include "core/fpdfapi/render/render_int.h" | 7 #include "core/fpdfapi/render/cpdf_textrenderer.h" |
| 8 | 8 |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "core/fpdfapi/font/cpdf_cidfont.h" | |
| 12 #include "core/fpdfapi/font/cpdf_font.h" | 11 #include "core/fpdfapi/font/cpdf_font.h" |
| 13 #include "core/fpdfapi/font/cpdf_type3char.h" | |
| 14 #include "core/fpdfapi/font/cpdf_type3font.h" | |
| 15 #include "core/fpdfapi/page/cpdf_docpagedata.h" | |
| 16 #include "core/fpdfapi/page/cpdf_form.h" | |
| 17 #include "core/fpdfapi/page/cpdf_imageobject.h" | |
| 18 #include "core/fpdfapi/page/cpdf_pageobject.h" | |
| 19 #include "core/fpdfapi/page/cpdf_pathobject.h" | |
| 20 #include "core/fpdfapi/page/cpdf_textobject.h" | |
| 21 #include "core/fpdfapi/parser/cpdf_dictionary.h" | |
| 22 #include "core/fpdfapi/parser/cpdf_document.h" | |
| 23 #include "core/fpdfapi/render/cpdf_charposlist.h" | 12 #include "core/fpdfapi/render/cpdf_charposlist.h" |
| 24 #include "core/fpdfapi/render/cpdf_docrenderdata.h" | |
| 25 #include "core/fpdfapi/render/cpdf_renderoptions.h" | 13 #include "core/fpdfapi/render/cpdf_renderoptions.h" |
| 26 #include "core/fpdfapi/render/cpdf_renderstatus.h" | |
| 27 #include "core/fpdfapi/render/cpdf_textrenderer.h" | |
| 28 #include "core/fpdfapi/render/cpdf_type3cache.h" | |
| 29 #include "core/fxge/cfx_facecache.h" | |
| 30 #include "core/fxge/cfx_fxgedevice.h" | |
| 31 #include "core/fxge/cfx_gemodule.h" | |
| 32 #include "core/fxge/cfx_graphstatedata.h" | 14 #include "core/fxge/cfx_graphstatedata.h" |
| 33 #include "core/fxge/cfx_pathdata.h" | 15 #include "core/fxge/cfx_pathdata.h" |
| 34 #include "core/fxge/cfx_renderdevice.h" | 16 #include "core/fxge/cfx_renderdevice.h" |
| 35 #include "third_party/base/numerics/safe_math.h" | |
| 36 | 17 |
| 37 // static | 18 // static |
| 38 bool CPDF_TextRenderer::DrawTextPath(CFX_RenderDevice* pDevice, | 19 bool CPDF_TextRenderer::DrawTextPath(CFX_RenderDevice* pDevice, |
| 39 int nChars, | 20 int nChars, |
| 40 uint32_t* pCharCodes, | 21 uint32_t* pCharCodes, |
| 41 FX_FLOAT* pCharPos, | 22 FX_FLOAT* pCharPos, |
| 42 CPDF_Font* pFont, | 23 CPDF_Font* pFont, |
| 43 FX_FLOAT font_size, | 24 FX_FLOAT font_size, |
| 44 const CFX_Matrix* pText2User, | 25 const CFX_Matrix* pText2User, |
| 45 const CFX_Matrix* pUser2Device, | 26 const CFX_Matrix* pUser2Device, |
| 46 const CFX_GraphStateData* pGraphState, | 27 const CFX_GraphStateData* pGraphState, |
| 47 FX_ARGB fill_argb, | 28 FX_ARGB fill_argb, |
| 48 FX_ARGB stroke_argb, | 29 FX_ARGB stroke_argb, |
| 49 CFX_PathData* pClippingPath, | 30 CFX_PathData* pClippingPath, |
| 50 int nFlag) { | 31 int nFlag) { |
| 51 CPDF_CharPosList CharPosList; | 32 CPDF_CharPosList CharPosList; |
| 52 CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size); | 33 CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size); |
| 53 if (CharPosList.m_nChars == 0) | 34 if (CharPosList.m_nChars == 0) |
| 54 return true; | 35 return true; |
| 36 |
| 55 bool bDraw = true; | 37 bool bDraw = true; |
| 56 int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition; | 38 int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition; |
| 57 uint32_t startIndex = 0; | 39 uint32_t startIndex = 0; |
| 58 for (uint32_t i = 0; i < CharPosList.m_nChars; i++) { | 40 for (uint32_t i = 0; i < CharPosList.m_nChars; i++) { |
| 59 int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition; | 41 int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition; |
| 60 if (fontPosition == curFontPosition) | 42 if (fontPosition == curFontPosition) |
| 61 continue; | 43 continue; |
| 62 auto* font = fontPosition == -1 | 44 auto* font = fontPosition == -1 |
| 63 ? &pFont->m_Font | 45 ? &pFont->m_Font |
| 64 : pFont->m_FontFallbacks[fontPosition].get(); | 46 : pFont->m_FontFallbacks[fontPosition].get(); |
| (...skipping 87 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 152 const CPDF_RenderOptions* pOptions) { | 134 const CPDF_RenderOptions* pOptions) { |
| 153 CPDF_CharPosList CharPosList; | 135 CPDF_CharPosList CharPosList; |
| 154 CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size); | 136 CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size); |
| 155 if (CharPosList.m_nChars == 0) | 137 if (CharPosList.m_nChars == 0) |
| 156 return true; | 138 return true; |
| 157 int FXGE_flags = 0; | 139 int FXGE_flags = 0; |
| 158 if (pOptions) { | 140 if (pOptions) { |
| 159 uint32_t dwFlags = pOptions->m_Flags; | 141 uint32_t dwFlags = pOptions->m_Flags; |
| 160 if (dwFlags & RENDER_CLEARTYPE) { | 142 if (dwFlags & RENDER_CLEARTYPE) { |
| 161 FXGE_flags |= FXTEXT_CLEARTYPE; | 143 FXGE_flags |= FXTEXT_CLEARTYPE; |
| 162 if (dwFlags & RENDER_BGR_STRIPE) { | 144 if (dwFlags & RENDER_BGR_STRIPE) |
| 163 FXGE_flags |= FXTEXT_BGR_STRIPE; | 145 FXGE_flags |= FXTEXT_BGR_STRIPE; |
| 164 } | |
| 165 } | 146 } |
| 166 if (dwFlags & RENDER_NOTEXTSMOOTH) { | 147 if (dwFlags & RENDER_NOTEXTSMOOTH) |
| 167 FXGE_flags |= FXTEXT_NOSMOOTH; | 148 FXGE_flags |= FXTEXT_NOSMOOTH; |
| 168 } | 149 if (dwFlags & RENDER_PRINTGRAPHICTEXT) |
| 169 if (dwFlags & RENDER_PRINTGRAPHICTEXT) { | |
| 170 FXGE_flags |= FXTEXT_PRINTGRAPHICTEXT; | 150 FXGE_flags |= FXTEXT_PRINTGRAPHICTEXT; |
| 171 } | 151 if (dwFlags & RENDER_NO_NATIVETEXT) |
| 172 if (dwFlags & RENDER_NO_NATIVETEXT) { | |
| 173 FXGE_flags |= FXTEXT_NO_NATIVETEXT; | 152 FXGE_flags |= FXTEXT_NO_NATIVETEXT; |
| 174 } | 153 if (dwFlags & RENDER_PRINTIMAGETEXT) |
| 175 if (dwFlags & RENDER_PRINTIMAGETEXT) { | |
| 176 FXGE_flags |= FXTEXT_PRINTIMAGETEXT; | 154 FXGE_flags |= FXTEXT_PRINTIMAGETEXT; |
| 177 } | |
| 178 } else { | 155 } else { |
| 179 FXGE_flags = FXTEXT_CLEARTYPE; | 156 FXGE_flags = FXTEXT_CLEARTYPE; |
| 180 } | 157 } |
| 181 if (pFont->IsCIDFont()) { | 158 if (pFont->IsCIDFont()) |
| 182 FXGE_flags |= FXFONT_CIDFONT; | 159 FXGE_flags |= FXFONT_CIDFONT; |
| 183 } | |
| 184 bool bDraw = true; | 160 bool bDraw = true; |
| 185 int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition; | 161 int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition; |
| 186 uint32_t startIndex = 0; | 162 uint32_t startIndex = 0; |
| 187 for (uint32_t i = 0; i < CharPosList.m_nChars; i++) { | 163 for (uint32_t i = 0; i < CharPosList.m_nChars; i++) { |
| 188 int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition; | 164 int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition; |
| 189 if (fontPosition == curFontPosition) | 165 if (fontPosition == curFontPosition) |
| 190 continue; | 166 continue; |
| 191 auto* font = fontPosition == -1 | 167 auto* font = fontPosition == -1 |
| 192 ? &pFont->m_Font | 168 ? &pFont->m_Font |
| 193 : pFont->m_FontFallbacks[fontPosition].get(); | 169 : pFont->m_FontFallbacks[fontPosition].get(); |
| 194 if (!pDevice->DrawNormalText( | 170 if (!pDevice->DrawNormalText( |
| 195 i - startIndex, CharPosList.m_pCharPos + startIndex, font, | 171 i - startIndex, CharPosList.m_pCharPos + startIndex, font, |
| 196 font_size, pText2Device, fill_argb, FXGE_flags)) { | 172 font_size, pText2Device, fill_argb, FXGE_flags)) { |
| 197 bDraw = false; | 173 bDraw = false; |
| 198 } | 174 } |
| 199 fontPosition = curFontPosition; | 175 fontPosition = curFontPosition; |
| 200 startIndex = i; | 176 startIndex = i; |
| 201 } | 177 } |
| 202 auto* font = fontPosition == -1 ? &pFont->m_Font | 178 auto* font = fontPosition == -1 ? &pFont->m_Font |
| 203 : pFont->m_FontFallbacks[fontPosition].get(); | 179 : pFont->m_FontFallbacks[fontPosition].get(); |
| 204 if (!pDevice->DrawNormalText(CharPosList.m_nChars - startIndex, | 180 if (!pDevice->DrawNormalText(CharPosList.m_nChars - startIndex, |
| 205 CharPosList.m_pCharPos + startIndex, font, | 181 CharPosList.m_pCharPos + startIndex, font, |
| 206 font_size, pText2Device, fill_argb, | 182 font_size, pText2Device, fill_argb, |
| 207 FXGE_flags)) { | 183 FXGE_flags)) { |
| 208 bDraw = false; | 184 bDraw = false; |
| 209 } | 185 } |
| 210 return bDraw; | 186 return bDraw; |
| 211 } | 187 } |
| OLD | NEW |