Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(165)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: core/src/fxge/ge/fx_ge_ps.cpp

Issue 1545563003: Cleanup: Remove unused CFX_PSRenderer and various encoders it used. (Closed) Base URL: https://pdfium.googlesource.com/pdfium@master
Patch Set: self review Created 5 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« core/src/fxcodec/codec/fx_codec_jpeg.cpp ('K') | « core/src/fxcodec/codec/fx_codec_jpeg.cpp ('k') | pdfium.gyp » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: core/src/fxge/ge/fx_ge_ps.cpp
diff --git a/core/src/fxge/ge/fx_ge_ps.cpp b/core/src/fxge/ge/fx_ge_ps.cpp
deleted file mode 100644
index f9fd8dea30ae6216811ab4cabb3518f61d12847c..0000000000000000000000000000000000000000
--- a/core/src/fxge/ge/fx_ge_ps.cpp
+++ /dev/null
@@ -1,699 +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/fxge/fx_ge.h"
-#include "core/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:
- 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_Matrix* pObject2Device) {
- int nPoints = pPathData->GetPointCount();
- CFX_ByteTextBuf buf;
- buf.EstimateSize(nPoints * 10);
- for (int i = 0; i < nPoints; i++) {
- uint8_t flag = pPathData->GetFlag(i);
- FX_FLOAT x = pPathData->GetPointX(i);
- FX_FLOAT y = pPathData->GetPointY(i);
- if (pObject2Device) {
- pObject2Device->Transform(x, y);
- }
- buf << x << " " << y;
- switch (flag & FXPT_TYPE) {
- case FXPT_MOVETO:
- buf << " m ";
- break;
- case FXPT_LINETO:
- if (flag & FXPT_CLOSEFIGURE) {
- buf << " l h ";
- } else {
- buf << " 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 << " " << x1 << " " << y1 << " " << x2 << " " << y2;
- if (flag & FXPT_CLOSEFIGURE) {
- buf << " c h\n";
- } else {
- buf << " c\n";
- }
- i += 2;
- break;
- }
- }
- }
- m_pOutput->OutputPS((const FX_CHAR*)buf.GetBuffer(), buf.GetSize());
-}
-void CFX_PSRenderer::SetClip_PathFill(const CFX_PathData* pPathData,
- const CFX_Matrix* 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_Matrix* pObject2Device,
- const CFX_GraphStateData* pGraphState) {
- StartRendering();
- SetGraphState(pGraphState);
- if (pObject2Device) {
- CFX_ByteTextBuf buf;
- buf << "mx Cm [" << pObject2Device->a << " " << pObject2Device->b << " "
- << pObject2Device->c << " " << pObject2Device->d << " "
- << pObject2Device->e << " " << pObject2Device->f << "]cm ";
- m_pOutput->OutputPS((const FX_CHAR*)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_Matrix* 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 << "mx Cm [" << pObject2Device->a << " " << pObject2Device->b << " "
- << pObject2Device->c << " " << pObject2Device->d << " "
- << pObject2Device->e << " " << pObject2Device->f << "]cm ";
- m_pOutput->OutputPS((const FX_CHAR*)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 << " J\n";
- }
- if (!m_bGraphStateSet ||
- m_CurGraphState.m_DashCount != pGraphState->m_DashCount ||
- FXSYS_memcmp(m_CurGraphState.m_DashArray, pGraphState->m_DashArray,
- sizeof(FX_FLOAT) * m_CurGraphState.m_DashCount)) {
- buf << "[";
- for (int i = 0; i < pGraphState->m_DashCount; i++) {
- buf << pGraphState->m_DashArray[i] << " ";
- }
- buf << "]" << pGraphState->m_DashPhase << " d\n";
- }
- if (!m_bGraphStateSet ||
- m_CurGraphState.m_LineJoin != pGraphState->m_LineJoin) {
- buf << pGraphState->m_LineJoin << " j\n";
- }
- if (!m_bGraphStateSet ||
- m_CurGraphState.m_LineWidth != pGraphState->m_LineWidth) {
- buf << pGraphState->m_LineWidth << " w\n";
- }
- if (!m_bGraphStateSet ||
- m_CurGraphState.m_MiterLimit != pGraphState->m_MiterLimit) {
- buf << pGraphState->m_MiterLimit << " M\n";
- }
- m_CurGraphState.Copy(*pGraphState);
- m_bGraphStateSet = TRUE;
- if (buf.GetSize()) {
- m_pOutput->OutputPS((const FX_CHAR*)buf.GetBuffer(), buf.GetSize());
- }
-}
-static void FaxCompressData(uint8_t* src_buf,
- int width,
- int height,
- uint8_t*& 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,
- uint8_t* src_buf,
- FX_DWORD src_size,
- uint8_t*& output_buf,
- FX_DWORD& output_size,
- const FX_CHAR*& filter) {
- output_buf = src_buf;
- output_size = src_size;
- filter = "";
- if (src_size < 1024) {
- return;
- }
- CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
- uint8_t* 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;
- 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_Matrix 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_Matrix 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_Matrix* 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 << "[" << pMatrix->a << " " << pMatrix->b << " " << pMatrix->c << " "
- << pMatrix->d << " " << pMatrix->e << " " << pMatrix->f << "]cm ";
- int width = pSource->GetWidth();
- int height = pSource->GetHeight();
- buf << width << " " << height;
- if (pSource->GetBPP() == 1 && !pSource->GetPalette()) {
- int pitch = (width + 7) / 8;
- FX_DWORD src_size = height * pitch;
- uint8_t* src_buf = FX_Alloc(uint8_t, src_size);
- for (int row = 0; row < height; row++) {
- const uint8_t* src_scan = pSource->GetScanline(row);
- FXSYS_memcpy(src_buf + row * pitch, src_scan, pitch);
- }
- uint8_t* 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 << " true[";
- } else {
- buf << " 1[";
- }
- buf << width << " 0 0 -" << height << " 0 " << height
- << "]currentfile/ASCII85Decode filter ";
- if (output_buf != src_buf)
- buf << "<</K -1/EndOfBlock false/Columns " << width << "/Rows " << height
- << ">>/CCITTFaxDecode filter ";
- if (pSource->IsAlphaMask()) {
- buf << "iM\n";
- } else {
- buf << "false 1 colorimage\n";
- }
- m_pOutput->OutputPS((const FX_CHAR*)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()) {
- pConverted = pSource->CloneConvert(FXDIB_Rgb);
- }
- break;
- case FXDIB_1bppCmyk:
- pConverted = pSource->CloneConvert(FXDIB_Cmyk);
- break;
- case FXDIB_8bppCmyk:
- if (pSource->GetPalette()) {
- pConverted = pSource->CloneConvert(FXDIB_Cmyk);
- }
- break;
- default:
- break;
- }
- }
- if (!pConverted) {
- OUTPUT_PS("\nQ\n");
- return FALSE;
- }
- int Bpp = pConverted->GetBPP() / 8;
- uint8_t* output_buf = NULL;
- FX_STRSIZE output_size = 0;
- const FX_CHAR* 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) {
- int src_pitch = width * Bpp;
- output_size = height * src_pitch;
- output_buf = FX_Alloc(uint8_t, output_size);
- for (int row = 0; row < height; row++) {
- const uint8_t* src_scan = pConverted->GetScanline(row);
- uint8_t* 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_memcpy(dest_scan, src_scan, src_pitch);
- }
- }
- uint8_t* 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 << " 8[";
- buf << width << " 0 0 -" << height << " 0 " << height << "]";
- buf << "currentfile/ASCII85Decode filter ";
- if (filter) {
- buf << filter;
- }
- buf << "false " << Bpp;
- buf << " colorimage\n";
- m_pOutput->OutputPS((const FX_CHAR*)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);
- uint8_t* pColor = (uint8_t*)&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 << " "
- << FXSYS_GetMValue(color) / 255.0 << " "
- << FXSYS_GetYValue(color) / 255.0 << " "
- << FXSYS_GetKValue(color) / 255.0 << " k\n";
- } else {
- buf << FXARGB_R(color) / 255.0 << " " << FXARGB_G(color) / 255.0 << " "
- << FXARGB_B(color) / 255.0 << " rg\n";
- }
- if (bCMYK == m_bCmykOutput) {
- m_bColorSet = TRUE;
- m_LastColor = color;
- }
- m_pOutput->OutputPS((const FX_CHAR*)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 = new CPSFont;
- pPSFont->m_nGlyphs = 0;
- m_PSFontList.Add(pPSFont);
- CFX_ByteTextBuf buf;
- buf << "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 << "/X" << m_PSFontList.GetSize() - 1 << " exch definefont pop\n";
- m_pOutput->OutputPS((const FX_CHAR*)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_Matrix 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) {
- return;
- }
- CFX_PathData TransformedPath(*pPathData);
- if (charpos.m_bGlyphAdjust) {
- TransformedPath.Transform(&matrix);
- }
- CFX_ByteTextBuf buf;
- buf << "/X" << ps_fontnum << " Ff/CharProcs get begin/" << ps_glyphindex
- << "{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 << " " << y << " m\n";
- break;
- }
- case FXPT_LINETO: {
- buf << x << " " << y << " l\n";
- break;
- }
- case FXPT_BEZIERTO: {
- buf << x << " " << y << " " << TransformedPath.GetPointX(p + 1) << " "
- << TransformedPath.GetPointY(p + 1) << " "
- << TransformedPath.GetPointX(p + 2) << " "
- << TransformedPath.GetPointY(p + 2) << " c\n";
- p += 2;
- break;
- }
- }
- }
- buf << "f}bind def end\n";
- buf << "/X" << ps_fontnum << " Ff/Encoding get " << ps_glyphindex << "/"
- << ps_glyphindex << " put\n";
- m_pOutput->OutputPS((const FX_CHAR*)buf.GetBuffer(), buf.GetSize());
-}
-FX_BOOL CFX_PSRenderer::DrawText(int nChars,
- const FXTEXT_CHARPOS* pCharPos,
- CFX_Font* pFont,
- CFX_FontCache* pCache,
- const CFX_Matrix* 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 << "q[" << pObject2Device->a << " " << pObject2Device->b << " "
- << pObject2Device->c << " " << pObject2Device->d << " "
- << pObject2Device->e << " " << pObject2Device->f << "]cm\n";
- if (!pCache) {
- 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 << "/X" << ps_fontnum << " Ff " << font_size << " Fs Sf ";
- last_fontnum = ps_fontnum;
- }
- buf << pCharPos[i].m_OriginX << " " << pCharPos[i].m_OriginY << " m";
- CFX_ByteString hex;
- hex.Format("<%02X>", ps_glyphindex);
- buf << hex << "Tj\n";
- }
- buf << "Q\n";
- m_pOutput->OutputPS((const FX_CHAR*)buf.GetBuffer(), buf.GetSize());
- return TRUE;
-}
-void CFX_PSRenderer::WritePSBinary(const uint8_t* data, int len) {
- uint8_t* 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((const FX_CHAR*)dest_buf, dest_size);
- FX_Free(dest_buf);
- } else {
- m_pOutput->OutputPS((const FX_CHAR*)data, len);
- }
-}
« core/src/fxcodec/codec/fx_codec_jpeg.cpp ('K') | « core/src/fxcodec/codec/fx_codec_jpeg.cpp ('k') | pdfium.gyp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698