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

Issue 1540993004: Revert "Cleanup: Remove unused CFX_PSRenderer and various encoders it used." (Closed) Base URL: https://pdfium.googlesource.com/pdfium@master
Patch Set: Created 5 years ago
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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
new file mode 100644
index 0000000000000000000000000000000000000000..f9fd8dea30ae6216811ab4cabb3518f61d12847c
--- /dev/null
+++ b/core/src/fxge/ge/fx_ge_ps.cpp
@@ -0,0 +1,699 @@
+// 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);
+ }
+}
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