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-rw-r--r--BUILD.gn4
-rw-r--r--core/fpdfapi/fpdf_render/cpdf_type3cache.cpp171
-rw-r--r--core/fpdfapi/fpdf_render/cpdf_type3cache.h40
-rw-r--r--core/fpdfapi/fpdf_render/cpdf_type3glyphs.cpp46
-rw-r--r--core/fpdfapi/fpdf_render/cpdf_type3glyphs.h35
-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render.cpp1
-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render_text.cpp195
-rw-r--r--core/fpdfapi/fpdf_render/render_int.h40
8 files changed, 299 insertions, 233 deletions
diff --git a/BUILD.gn b/BUILD.gn
index b2f16b3ff1..44040a9251 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -524,6 +524,10 @@ static_library("fpdfapi") {
"core/fpdfapi/fpdf_parser/include/cpdf_string.h",
"core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h",
"core/fpdfapi/fpdf_render/cpdf_pagerendercache.h",
+ "core/fpdfapi/fpdf_render/cpdf_type3cache.cpp",
+ "core/fpdfapi/fpdf_render/cpdf_type3cache.h",
+ "core/fpdfapi/fpdf_render/cpdf_type3glyphs.cpp",
+ "core/fpdfapi/fpdf_render/cpdf_type3glyphs.h",
"core/fpdfapi/fpdf_render/fpdf_render.cpp",
"core/fpdfapi/fpdf_render/fpdf_render_cache.cpp",
"core/fpdfapi/fpdf_render/fpdf_render_image.cpp",
diff --git a/core/fpdfapi/fpdf_render/cpdf_type3cache.cpp b/core/fpdfapi/fpdf_render/cpdf_type3cache.cpp
new file mode 100644
index 0000000000..a414d3c589
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/cpdf_type3cache.cpp
@@ -0,0 +1,171 @@
+// Copyright 2016 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/fpdfapi/fpdf_render/cpdf_type3cache.h"
+
+#include <map>
+#include <memory>
+
+#include "core/fxge/include/fx_dib.h"
+#include "core/fxge/include/fx_font.h"
+#include "core/fpdfapi/fpdf_font/cpdf_type3char.h"
+#include "core/fpdfapi/fpdf_font/cpdf_type3font.h"
+#include "core/fpdfapi/fpdf_render/cpdf_type3glyphs.h"
+
+namespace {
+
+struct CPDF_UniqueKeyGen {
+ void Generate(int count, ...);
+ FX_CHAR m_Key[128];
+ int m_KeyLen;
+};
+
+void CPDF_UniqueKeyGen::Generate(int count, ...) {
+ va_list argList;
+ va_start(argList, count);
+ for (int i = 0; i < count; i++) {
+ int p = va_arg(argList, int);
+ (reinterpret_cast<uint32_t*>(m_Key))[i] = p;
+ }
+ va_end(argList);
+ m_KeyLen = count * sizeof(uint32_t);
+}
+
+FX_BOOL IsScanLine1bpp(uint8_t* pBuf, int width) {
+ int size = width / 8;
+ for (int i = 0; i < size; i++) {
+ if (pBuf[i])
+ return TRUE;
+ }
+ return (width % 8) && (pBuf[width / 8] & (0xff << (8 - width % 8)));
+}
+
+FX_BOOL IsScanLine8bpp(uint8_t* pBuf, int width) {
+ for (int i = 0; i < width; i++) {
+ if (pBuf[i] > 0x40)
+ return TRUE;
+ }
+ return FALSE;
+}
+
+int DetectFirstLastScan(const CFX_DIBitmap* pBitmap, FX_BOOL bFirst) {
+ int height = pBitmap->GetHeight();
+ int pitch = pBitmap->GetPitch();
+ int width = pBitmap->GetWidth();
+ int bpp = pBitmap->GetBPP();
+ if (bpp > 8)
+ width *= bpp / 8;
+ uint8_t* pBuf = pBitmap->GetBuffer();
+ int line = bFirst ? 0 : height - 1;
+ int line_step = bFirst ? 1 : -1;
+ int line_end = bFirst ? height : -1;
+ while (line != line_end) {
+ if (bpp == 1) {
+ if (IsScanLine1bpp(pBuf + line * pitch, width))
+ return line;
+ } else {
+ if (IsScanLine8bpp(pBuf + line * pitch, width))
+ return line;
+ }
+ line += line_step;
+ }
+ return -1;
+}
+
+} // namespace
+
+CPDF_Type3Cache::CPDF_Type3Cache(CPDF_Type3Font* pFont) : m_pFont(pFont) {}
+
+CPDF_Type3Cache::~CPDF_Type3Cache() {
+ for (const auto& pair : m_SizeMap)
+ delete pair.second;
+ m_SizeMap.clear();
+}
+
+CFX_GlyphBitmap* CPDF_Type3Cache::LoadGlyph(uint32_t charcode,
+ const CFX_Matrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY) {
+ CPDF_UniqueKeyGen keygen;
+ keygen.Generate(
+ 4, FXSYS_round(pMatrix->a * 10000), FXSYS_round(pMatrix->b * 10000),
+ FXSYS_round(pMatrix->c * 10000), FXSYS_round(pMatrix->d * 10000));
+ CFX_ByteString FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen);
+ CPDF_Type3Glyphs* pSizeCache;
+ auto it = m_SizeMap.find(FaceGlyphsKey);
+ if (it == m_SizeMap.end()) {
+ pSizeCache = new CPDF_Type3Glyphs;
+ m_SizeMap[FaceGlyphsKey] = pSizeCache;
+ } else {
+ pSizeCache = it->second;
+ }
+ auto it2 = pSizeCache->m_GlyphMap.find(charcode);
+ if (it2 != pSizeCache->m_GlyphMap.end())
+ return it2->second;
+
+ CFX_GlyphBitmap* pGlyphBitmap =
+ RenderGlyph(pSizeCache, charcode, pMatrix, retinaScaleX, retinaScaleY);
+ pSizeCache->m_GlyphMap[charcode] = pGlyphBitmap;
+ return pGlyphBitmap;
+}
+
+CFX_GlyphBitmap* CPDF_Type3Cache::RenderGlyph(CPDF_Type3Glyphs* pSize,
+ uint32_t charcode,
+ const CFX_Matrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY) {
+ const CPDF_Type3Char* pChar = m_pFont->LoadChar(charcode);
+ if (!pChar || !pChar->m_pBitmap)
+ return nullptr;
+
+ CFX_DIBitmap* pBitmap = pChar->m_pBitmap.get();
+ CFX_Matrix image_matrix, text_matrix;
+ image_matrix = pChar->m_ImageMatrix;
+ text_matrix.Set(pMatrix->a, pMatrix->b, pMatrix->c, pMatrix->d, 0, 0);
+ image_matrix.Concat(text_matrix);
+ std::unique_ptr<CFX_DIBitmap> pResBitmap;
+ int left = 0;
+ int top = 0;
+ if (FXSYS_fabs(image_matrix.b) < FXSYS_fabs(image_matrix.a) / 100 &&
+ FXSYS_fabs(image_matrix.c) < FXSYS_fabs(image_matrix.d) / 100) {
+ int top_line = DetectFirstLastScan(pBitmap, TRUE);
+ int bottom_line = DetectFirstLastScan(pBitmap, FALSE);
+ if (top_line == 0 && bottom_line == pBitmap->GetHeight() - 1) {
+ FX_FLOAT top_y = image_matrix.d + image_matrix.f;
+ FX_FLOAT bottom_y = image_matrix.f;
+ FX_BOOL bFlipped = top_y > bottom_y;
+ if (bFlipped) {
+ FX_FLOAT temp = top_y;
+ top_y = bottom_y;
+ bottom_y = temp;
+ }
+ pSize->AdjustBlue(top_y, bottom_y, top_line, bottom_line);
+ pResBitmap.reset(pBitmap->StretchTo(
+ (int)(FXSYS_round(image_matrix.a) * retinaScaleX),
+ (int)((bFlipped ? top_line - bottom_line : bottom_line - top_line) *
+ retinaScaleY)));
+ top = top_line;
+ if (image_matrix.a < 0) {
+ image_matrix.Scale(retinaScaleX, retinaScaleY);
+ left = FXSYS_round(image_matrix.e + image_matrix.a);
+ } else {
+ left = FXSYS_round(image_matrix.e);
+ }
+ }
+ }
+ if (!pResBitmap) {
+ image_matrix.Scale(retinaScaleX, retinaScaleY);
+ pResBitmap.reset(pBitmap->TransformTo(&image_matrix, left, top));
+ }
+ if (!pResBitmap)
+ return nullptr;
+
+ CFX_GlyphBitmap* pGlyph = new CFX_GlyphBitmap;
+ pGlyph->m_Left = left;
+ pGlyph->m_Top = -top;
+ pGlyph->m_Bitmap.TakeOver(pResBitmap.get());
+ return pGlyph;
+}
diff --git a/core/fpdfapi/fpdf_render/cpdf_type3cache.h b/core/fpdfapi/fpdf_render/cpdf_type3cache.h
new file mode 100644
index 0000000000..50d7147805
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/cpdf_type3cache.h
@@ -0,0 +1,40 @@
+// Copyright 2016 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
+
+#ifndef CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3CACHE_H_
+#define CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3CACHE_H_
+
+#include <map>
+
+#include "core/fpdfapi/fpdf_font/cpdf_type3font.h"
+#include "core/fxcrt/include/fx_coordinates.h"
+#include "core/fxcrt/include/fx_string.h"
+#include "core/fxcrt/include/fx_system.h"
+
+class CPDF_Type3Glyphs;
+
+class CPDF_Type3Cache {
+ public:
+ explicit CPDF_Type3Cache(CPDF_Type3Font* pFont);
+ ~CPDF_Type3Cache();
+
+ CFX_GlyphBitmap* LoadGlyph(uint32_t charcode,
+ const CFX_Matrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY);
+
+ private:
+ CFX_GlyphBitmap* RenderGlyph(CPDF_Type3Glyphs* pSize,
+ uint32_t charcode,
+ const CFX_Matrix* pMatrix,
+ FX_FLOAT retinaScaleX,
+ FX_FLOAT retinaScaleY);
+
+ CPDF_Type3Font* const m_pFont;
+ std::map<CFX_ByteString, CPDF_Type3Glyphs*> m_SizeMap;
+};
+
+#endif // CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3CACHE_H_
diff --git a/core/fpdfapi/fpdf_render/cpdf_type3glyphs.cpp b/core/fpdfapi/fpdf_render/cpdf_type3glyphs.cpp
new file mode 100644
index 0000000000..f450dffa8c
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/cpdf_type3glyphs.cpp
@@ -0,0 +1,46 @@
+// Copyright 2016 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/fpdfapi/fpdf_render/cpdf_type3glyphs.h"
+
+#include <map>
+
+#include "core/fxge/include/fx_font.h"
+
+CPDF_Type3Glyphs::CPDF_Type3Glyphs()
+ : m_TopBlueCount(0), m_BottomBlueCount(0) {}
+
+CPDF_Type3Glyphs::~CPDF_Type3Glyphs() {
+ for (const auto& pair : m_GlyphMap)
+ delete pair.second;
+}
+
+static int _AdjustBlue(FX_FLOAT pos, int& count, int blues[]) {
+ FX_FLOAT min_distance = 1000000.0f;
+ int closest_pos = -1;
+ for (int i = 0; i < count; i++) {
+ FX_FLOAT distance = FXSYS_fabs(pos - static_cast<FX_FLOAT>(blues[i]));
+ if (distance < 1.0f * 80.0f / 100.0f && distance < min_distance) {
+ min_distance = distance;
+ closest_pos = i;
+ }
+ }
+ if (closest_pos >= 0)
+ return blues[closest_pos];
+ int new_pos = FXSYS_round(pos);
+ if (count == TYPE3_MAX_BLUES)
+ return new_pos;
+ blues[count++] = new_pos;
+ return new_pos;
+}
+
+void CPDF_Type3Glyphs::AdjustBlue(FX_FLOAT top,
+ FX_FLOAT bottom,
+ int& top_line,
+ int& bottom_line) {
+ top_line = _AdjustBlue(top, m_TopBlueCount, m_TopBlue);
+ bottom_line = _AdjustBlue(bottom, m_BottomBlueCount, m_BottomBlue);
+}
diff --git a/core/fpdfapi/fpdf_render/cpdf_type3glyphs.h b/core/fpdfapi/fpdf_render/cpdf_type3glyphs.h
new file mode 100644
index 0000000000..d021e99e20
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/cpdf_type3glyphs.h
@@ -0,0 +1,35 @@
+// Copyright 2016 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
+
+#ifndef CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3GLYPHS_H_
+#define CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3GLYPHS_H_
+
+#include <map>
+
+#include "core/fxcrt/include/fx_system.h"
+
+class CFX_GlyphBitmap;
+
+#define TYPE3_MAX_BLUES 16
+
+class CPDF_Type3Glyphs {
+ public:
+ CPDF_Type3Glyphs();
+ ~CPDF_Type3Glyphs();
+
+ void AdjustBlue(FX_FLOAT top,
+ FX_FLOAT bottom,
+ int& top_line,
+ int& bottom_line);
+
+ std::map<uint32_t, CFX_GlyphBitmap*> m_GlyphMap;
+ int m_TopBlue[TYPE3_MAX_BLUES];
+ int m_BottomBlue[TYPE3_MAX_BLUES];
+ int m_TopBlueCount;
+ int m_BottomBlueCount;
+};
+
+#endif // CORE_FPDFAPI_FPDF_RENDER_CPDF_TYPE3GLYPHS_H_
diff --git a/core/fpdfapi/fpdf_render/fpdf_render.cpp b/core/fpdfapi/fpdf_render/fpdf_render.cpp
index 23443b15c5..7df6b9a4b2 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render.cpp
@@ -25,6 +25,7 @@
#include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
#include "core/fpdfapi/fpdf_render/cpdf_pagerendercache.h"
+#include "core/fpdfapi/fpdf_render/cpdf_type3cache.h"
#include "core/fpdfapi/fpdf_render/include/cpdf_progressiverenderer.h"
#include "core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h"
#include "core/fpdfapi/fpdf_render/include/cpdf_textrenderer.h"
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_text.cpp b/core/fpdfapi/fpdf_render/fpdf_render_text.cpp
index e5e28b429c..ed254c17be 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render_text.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render_text.cpp
@@ -20,6 +20,7 @@
#include "core/fpdfapi/fpdf_page/pageint.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
+#include "core/fpdfapi/fpdf_render/cpdf_type3cache.h"
#include "core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h"
#include "core/fpdfapi/fpdf_render/include/cpdf_textrenderer.h"
#include "core/fxge/include/cfx_autofontcache.h"
@@ -31,200 +32,6 @@
#include "core/fxge/include/cfx_pathdata.h"
#include "core/fxge/include/cfx_renderdevice.h"
-namespace {
-
-struct CPDF_UniqueKeyGen {
- void Generate(int count, ...);
- FX_CHAR m_Key[128];
- int m_KeyLen;
-};
-
-void CPDF_UniqueKeyGen::Generate(int count, ...) {
- va_list argList;
- va_start(argList, count);
- for (int i = 0; i < count; i++) {
- int p = va_arg(argList, int);
- ((uint32_t*)m_Key)[i] = p;
- }
- va_end(argList);
- m_KeyLen = count * sizeof(uint32_t);
-}
-
-} // namespace
-
-CPDF_Type3Cache::CPDF_Type3Cache(CPDF_Type3Font* pFont) : m_pFont(pFont) {}
-
-CPDF_Type3Cache::~CPDF_Type3Cache() {
- for (const auto& pair : m_SizeMap) {
- delete pair.second;
- }
- m_SizeMap.clear();
-}
-
-CFX_GlyphBitmap* CPDF_Type3Cache::LoadGlyph(uint32_t charcode,
- const CFX_Matrix* pMatrix,
- FX_FLOAT retinaScaleX,
- FX_FLOAT retinaScaleY) {
- CPDF_UniqueKeyGen keygen;
- keygen.Generate(
- 4, FXSYS_round(pMatrix->a * 10000), FXSYS_round(pMatrix->b * 10000),
- FXSYS_round(pMatrix->c * 10000), FXSYS_round(pMatrix->d * 10000));
- CFX_ByteString FaceGlyphsKey(keygen.m_Key, keygen.m_KeyLen);
- CPDF_Type3Glyphs* pSizeCache;
- auto it = m_SizeMap.find(FaceGlyphsKey);
- if (it == m_SizeMap.end()) {
- pSizeCache = new CPDF_Type3Glyphs;
- m_SizeMap[FaceGlyphsKey] = pSizeCache;
- } else {
- pSizeCache = it->second;
- }
- auto it2 = pSizeCache->m_GlyphMap.find(charcode);
- if (it2 != pSizeCache->m_GlyphMap.end())
- return it2->second;
-
- CFX_GlyphBitmap* pGlyphBitmap =
- RenderGlyph(pSizeCache, charcode, pMatrix, retinaScaleX, retinaScaleY);
- pSizeCache->m_GlyphMap[charcode] = pGlyphBitmap;
- return pGlyphBitmap;
-}
-
-CPDF_Type3Glyphs::CPDF_Type3Glyphs()
- : m_TopBlueCount(0), m_BottomBlueCount(0) {}
-
-CPDF_Type3Glyphs::~CPDF_Type3Glyphs() {
- for (const auto& pair : m_GlyphMap)
- delete pair.second;
-}
-
-static int _AdjustBlue(FX_FLOAT pos, int& count, int blues[]) {
- FX_FLOAT min_distance = 1000000.0f * 1.0f;
- int closest_pos = -1;
- for (int i = 0; i < count; i++) {
- FX_FLOAT distance = (FX_FLOAT)FXSYS_fabs(pos - (FX_FLOAT)blues[i]);
- if (distance < 1.0f * 80.0f / 100.0f && distance < min_distance) {
- min_distance = distance;
- closest_pos = i;
- }
- }
- if (closest_pos >= 0) {
- return blues[closest_pos];
- }
- int new_pos = FXSYS_round(pos);
- if (count == TYPE3_MAX_BLUES) {
- return new_pos;
- }
- blues[count++] = new_pos;
- return new_pos;
-}
-void CPDF_Type3Glyphs::AdjustBlue(FX_FLOAT top,
- FX_FLOAT bottom,
- int& top_line,
- int& bottom_line) {
- top_line = _AdjustBlue(top, m_TopBlueCount, m_TopBlue);
- bottom_line = _AdjustBlue(bottom, m_BottomBlueCount, m_BottomBlue);
-}
-
-static FX_BOOL _IsScanLine1bpp(uint8_t* pBuf, int width) {
- int size = width / 8;
- for (int i = 0; i < size; i++) {
- if (pBuf[i])
- return TRUE;
- }
- return (width % 8) && (pBuf[width / 8] & (0xff << (8 - width % 8)));
-}
-
-static FX_BOOL _IsScanLine8bpp(uint8_t* pBuf, int width) {
- for (int i = 0; i < width; i++) {
- if (pBuf[i] > 0x40)
- return TRUE;
- }
- return FALSE;
-}
-
-static int _DetectFirstLastScan(const CFX_DIBitmap* pBitmap, FX_BOOL bFirst) {
- int height = pBitmap->GetHeight(), pitch = pBitmap->GetPitch(),
- width = pBitmap->GetWidth();
- int bpp = pBitmap->GetBPP();
- if (bpp > 8) {
- width *= bpp / 8;
- }
- uint8_t* pBuf = pBitmap->GetBuffer();
- int line = bFirst ? 0 : height - 1;
- int line_step = bFirst ? 1 : -1;
- int line_end = bFirst ? height : -1;
- while (line != line_end) {
- if (bpp == 1) {
- if (_IsScanLine1bpp(pBuf + line * pitch, width)) {
- return line;
- }
- } else {
- if (_IsScanLine8bpp(pBuf + line * pitch, width)) {
- return line;
- }
- }
- line += line_step;
- }
- return -1;
-}
-
-CFX_GlyphBitmap* CPDF_Type3Cache::RenderGlyph(CPDF_Type3Glyphs* pSize,
- uint32_t charcode,
- const CFX_Matrix* pMatrix,
- FX_FLOAT retinaScaleX,
- FX_FLOAT retinaScaleY) {
- const CPDF_Type3Char* pChar = m_pFont->LoadChar(charcode);
- if (!pChar || !pChar->m_pBitmap)
- return nullptr;
-
- CFX_DIBitmap* pBitmap = pChar->m_pBitmap.get();
- CFX_Matrix image_matrix, text_matrix;
- image_matrix = pChar->m_ImageMatrix;
- text_matrix.Set(pMatrix->a, pMatrix->b, pMatrix->c, pMatrix->d, 0, 0);
- image_matrix.Concat(text_matrix);
- std::unique_ptr<CFX_DIBitmap> pResBitmap;
- int left = 0;
- int top = 0;
- if (FXSYS_fabs(image_matrix.b) < FXSYS_fabs(image_matrix.a) / 100 &&
- FXSYS_fabs(image_matrix.c) < FXSYS_fabs(image_matrix.d) / 100) {
- int top_line = _DetectFirstLastScan(pBitmap, TRUE);
- int bottom_line = _DetectFirstLastScan(pBitmap, FALSE);
- if (top_line == 0 && bottom_line == pBitmap->GetHeight() - 1) {
- FX_FLOAT top_y = image_matrix.d + image_matrix.f;
- FX_FLOAT bottom_y = image_matrix.f;
- FX_BOOL bFlipped = top_y > bottom_y;
- if (bFlipped) {
- FX_FLOAT temp = top_y;
- top_y = bottom_y;
- bottom_y = temp;
- }
- pSize->AdjustBlue(top_y, bottom_y, top_line, bottom_line);
- pResBitmap.reset(pBitmap->StretchTo(
- (int)(FXSYS_round(image_matrix.a) * retinaScaleX),
- (int)((bFlipped ? top_line - bottom_line : bottom_line - top_line) *
- retinaScaleY)));
- top = top_line;
- if (image_matrix.a < 0) {
- image_matrix.Scale(retinaScaleX, retinaScaleY);
- left = FXSYS_round(image_matrix.e + image_matrix.a);
- } else {
- left = FXSYS_round(image_matrix.e);
- }
- }
- }
- if (!pResBitmap) {
- image_matrix.Scale(retinaScaleX, retinaScaleY);
- pResBitmap.reset(pBitmap->TransformTo(&image_matrix, left, top));
- }
- if (!pResBitmap)
- return nullptr;
-
- CFX_GlyphBitmap* pGlyph = new CFX_GlyphBitmap;
- pGlyph->m_Left = left;
- pGlyph->m_Top = -top;
- pGlyph->m_Bitmap.TakeOver(pResBitmap.get());
- return pGlyph;
-}
-
FX_BOOL CPDF_RenderStatus::ProcessText(const CPDF_TextObject* textobj,
const CFX_Matrix* pObj2Device,
CFX_PathData* pClippingPath) {
diff --git a/core/fpdfapi/fpdf_render/render_int.h b/core/fpdfapi/fpdf_render/render_int.h
index 66d0a70d52..893784bc8f 100644
--- a/core/fpdfapi/fpdf_render/render_int.h
+++ b/core/fpdfapi/fpdf_render/render_int.h
@@ -46,50 +46,12 @@ class CPDF_Stream;
class CPDF_TilingPattern;
class CPDF_TransferFunc;
class CPDF_Type3Cache;
+class CPDF_Type3Glyphs;
class CPDF_Type3Char;
class CPDF_Type3Font;
-#define TYPE3_MAX_BLUES 16
-
FX_BOOL IsAvailableMatrix(const CFX_Matrix& matrix);
-class CPDF_Type3Glyphs {
- public:
- CPDF_Type3Glyphs();
- ~CPDF_Type3Glyphs();
-
- void AdjustBlue(FX_FLOAT top,
- FX_FLOAT bottom,
- int& top_line,
- int& bottom_line);
-
- std::map<uint32_t, CFX_GlyphBitmap*> m_GlyphMap;
- int m_TopBlue[TYPE3_MAX_BLUES];
- int m_BottomBlue[TYPE3_MAX_BLUES];
- int m_TopBlueCount;
- int m_BottomBlueCount;
-};
-
-class CPDF_Type3Cache {
- public:
- explicit CPDF_Type3Cache(CPDF_Type3Font* pFont);
- ~CPDF_Type3Cache();
-
- CFX_GlyphBitmap* LoadGlyph(uint32_t charcode,
- const CFX_Matrix* pMatrix,
- FX_FLOAT retinaScaleX = 1.0f,
- FX_FLOAT retinaScaleY = 1.0f);
-
- protected:
- CFX_GlyphBitmap* RenderGlyph(CPDF_Type3Glyphs* pSize,
- uint32_t charcode,
- const CFX_Matrix* pMatrix,
- FX_FLOAT retinaScaleX = 1.0f,
- FX_FLOAT retinaScaleY = 1.0f);
- CPDF_Type3Font* const m_pFont;
- std::map<CFX_ByteString, CPDF_Type3Glyphs*> m_SizeMap;
-};
-
class CPDF_TransferFunc {
public:
explicit CPDF_TransferFunc(CPDF_Document* pDoc);