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Unified Diff: core/fpdfapi/fpdf_render/fpdf_render_text.cpp

Issue 2393593002: Move core/fpdfapi/fpdf_render to core/fpdfapi/render (Closed)
Patch Set: Rebase to master Created 4 years, 2 months ago
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Index: core/fpdfapi/fpdf_render/fpdf_render_text.cpp
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_text.cpp b/core/fpdfapi/fpdf_render/fpdf_render_text.cpp
deleted file mode 100644
index 316cbff3a69e4b7a49b939d088925a29f0d90ee8..0000000000000000000000000000000000000000
--- a/core/fpdfapi/fpdf_render/fpdf_render_text.cpp
+++ /dev/null
@@ -1,652 +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/fpdfapi/fpdf_render/render_int.h"
-
-#include <vector>
-
-#include "core/fpdfapi/font/cpdf_cidfont.h"
-#include "core/fpdfapi/font/cpdf_font.h"
-#include "core/fpdfapi/font/cpdf_type3char.h"
-#include "core/fpdfapi/font/cpdf_type3font.h"
-#include "core/fpdfapi/fpdf_render/cpdf_renderoptions.h"
-#include "core/fpdfapi/fpdf_render/cpdf_textrenderer.h"
-#include "core/fpdfapi/fpdf_render/cpdf_type3cache.h"
-#include "core/fpdfapi/page/cpdf_form.h"
-#include "core/fpdfapi/page/cpdf_imageobject.h"
-#include "core/fpdfapi/page/cpdf_pageobject.h"
-#include "core/fpdfapi/page/cpdf_pathobject.h"
-#include "core/fpdfapi/page/cpdf_textobject.h"
-#include "core/fpdfapi/page/pageint.h"
-#include "core/fpdfapi/parser/cpdf_dictionary.h"
-#include "core/fpdfapi/parser/cpdf_document.h"
-#include "core/fxge/cfx_facecache.h"
-#include "core/fxge/cfx_fxgedevice.h"
-#include "core/fxge/cfx_gemodule.h"
-#include "core/fxge/cfx_graphstatedata.h"
-#include "core/fxge/cfx_pathdata.h"
-#include "core/fxge/cfx_renderdevice.h"
-
-FX_BOOL CPDF_RenderStatus::ProcessText(CPDF_TextObject* textobj,
- const CFX_Matrix* pObj2Device,
- CFX_PathData* pClippingPath) {
- if (textobj->m_nChars == 0)
- return TRUE;
-
- const TextRenderingMode text_render_mode = textobj->m_TextState.GetTextMode();
- if (text_render_mode == TextRenderingMode::MODE_INVISIBLE)
- return TRUE;
-
- CPDF_Font* pFont = textobj->m_TextState.GetFont();
- if (pFont->IsType3Font())
- return ProcessType3Text(textobj, pObj2Device);
-
- bool bFill = false;
- bool bStroke = false;
- bool bClip = false;
- if (pClippingPath) {
- bClip = true;
- } else {
- switch (text_render_mode) {
- case TextRenderingMode::MODE_FILL:
- case TextRenderingMode::MODE_FILL_CLIP:
- bFill = true;
- break;
- case TextRenderingMode::MODE_STROKE:
- case TextRenderingMode::MODE_STROKE_CLIP:
- if (pFont->GetFace() ||
- (pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
- bStroke = true;
- } else {
- bFill = true;
- }
- break;
- case TextRenderingMode::MODE_FILL_STROKE:
- case TextRenderingMode::MODE_FILL_STROKE_CLIP:
- bFill = true;
- if (pFont->GetFace() ||
- (pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_GLYPHPATH)) {
- bStroke = true;
- }
- break;
- case TextRenderingMode::MODE_INVISIBLE:
- // Already handled above, but the compiler is not smart enough to
- // realize it. Fall through.
- ASSERT(false);
- case TextRenderingMode::MODE_CLIP:
- return TRUE;
- }
- }
- FX_ARGB stroke_argb = 0;
- FX_ARGB fill_argb = 0;
- bool bPattern = false;
- if (bStroke) {
- if (textobj->m_ColorState.GetStrokeColor()->IsPattern()) {
- bPattern = true;
- } else {
- stroke_argb = GetStrokeArgb(textobj);
- }
- }
- if (bFill) {
- if (textobj->m_ColorState.GetFillColor()->IsPattern()) {
- bPattern = true;
- } else {
- fill_argb = GetFillArgb(textobj);
- }
- }
- CFX_Matrix text_matrix;
- textobj->GetTextMatrix(&text_matrix);
- if (!IsAvailableMatrix(text_matrix))
- return TRUE;
-
- FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
- if (bPattern) {
- DrawTextPathWithPattern(textobj, pObj2Device, pFont, font_size,
- &text_matrix, bFill, bStroke);
- return TRUE;
- }
- if (bClip || bStroke) {
- const CFX_Matrix* pDeviceMatrix = pObj2Device;
- CFX_Matrix device_matrix;
- if (bStroke) {
- const FX_FLOAT* pCTM = textobj->m_TextState.GetCTM();
- if (pCTM[0] != 1.0f || pCTM[3] != 1.0f) {
- CFX_Matrix ctm(pCTM[0], pCTM[1], pCTM[2], pCTM[3], 0, 0);
- text_matrix.ConcatInverse(ctm);
- device_matrix = ctm;
- device_matrix.Concat(*pObj2Device);
- pDeviceMatrix = &device_matrix;
- }
- }
- int flag = 0;
- if (bStroke && bFill) {
- flag |= FX_FILL_STROKE;
- flag |= FX_STROKE_TEXT_MODE;
- }
- if (textobj->m_GeneralState.GetStrokeAdjust())
- flag |= FX_STROKE_ADJUST;
- if (m_Options.m_Flags & RENDER_NOTEXTSMOOTH)
- flag |= FXFILL_NOPATHSMOOTH;
- return CPDF_TextRenderer::DrawTextPath(
- m_pDevice, textobj->m_nChars, textobj->m_pCharCodes,
- textobj->m_pCharPos, pFont, font_size, &text_matrix, pDeviceMatrix,
- textobj->m_GraphState.GetObject(), fill_argb, stroke_argb,
- pClippingPath, flag);
- }
- text_matrix.Concat(*pObj2Device);
- return CPDF_TextRenderer::DrawNormalText(
- m_pDevice, textobj->m_nChars, textobj->m_pCharCodes, textobj->m_pCharPos,
- pFont, font_size, &text_matrix, fill_argb, &m_Options);
-}
-
-CPDF_Type3Cache* CPDF_RenderStatus::GetCachedType3(CPDF_Type3Font* pFont) {
- if (!pFont->m_pDocument) {
- return nullptr;
- }
- pFont->m_pDocument->GetPageData()->GetFont(pFont->GetFontDict(), FALSE);
- return pFont->m_pDocument->GetRenderData()->GetCachedType3(pFont);
-}
-static void ReleaseCachedType3(CPDF_Type3Font* pFont) {
- if (!pFont->m_pDocument) {
- return;
- }
- pFont->m_pDocument->GetRenderData()->ReleaseCachedType3(pFont);
- pFont->m_pDocument->GetPageData()->ReleaseFont(pFont->GetFontDict());
-}
-
-class CPDF_RefType3Cache {
- public:
- explicit CPDF_RefType3Cache(CPDF_Type3Font* pType3Font)
- : m_dwCount(0), m_pType3Font(pType3Font) {}
- ~CPDF_RefType3Cache() {
- while (m_dwCount--) {
- ReleaseCachedType3(m_pType3Font);
- }
- }
- uint32_t m_dwCount;
- CPDF_Type3Font* const m_pType3Font;
-};
-
-// TODO(npm): Font fallback for type 3 fonts? (Completely separate code!!)
-FX_BOOL CPDF_RenderStatus::ProcessType3Text(CPDF_TextObject* textobj,
- const CFX_Matrix* pObj2Device) {
- CPDF_Type3Font* pType3Font = textobj->m_TextState.GetFont()->AsType3Font();
- for (int i = 0; i < m_Type3FontCache.GetSize(); ++i) {
- if (m_Type3FontCache.GetAt(i) == pType3Font)
- return TRUE;
- }
-
- CFX_Matrix dCTM = m_pDevice->GetCTM();
- FX_FLOAT sa = FXSYS_fabs(dCTM.a);
- FX_FLOAT sd = FXSYS_fabs(dCTM.d);
- CFX_Matrix text_matrix;
- textobj->GetTextMatrix(&text_matrix);
- CFX_Matrix char_matrix = pType3Font->GetFontMatrix();
- FX_FLOAT font_size = textobj->m_TextState.GetFontSize();
- char_matrix.Scale(font_size, font_size);
- FX_ARGB fill_argb = GetFillArgb(textobj, TRUE);
- int fill_alpha = FXARGB_A(fill_argb);
- int device_class = m_pDevice->GetDeviceClass();
- std::vector<FXTEXT_GLYPHPOS> glyphs;
- if (device_class == FXDC_DISPLAY)
- glyphs.resize(textobj->m_nChars);
- else if (fill_alpha < 255)
- return FALSE;
-
- CPDF_RefType3Cache refTypeCache(pType3Font);
- uint32_t* pChars = textobj->m_pCharCodes;
- if (textobj->m_nChars == 1)
- pChars = (uint32_t*)(&textobj->m_pCharCodes);
-
- for (int iChar = 0; iChar < textobj->m_nChars; iChar++) {
- uint32_t charcode = pChars[iChar];
- if (charcode == (uint32_t)-1)
- continue;
-
- CPDF_Type3Char* pType3Char = pType3Font->LoadChar(charcode);
- if (!pType3Char)
- continue;
-
- CFX_Matrix matrix = char_matrix;
- matrix.e += iChar ? textobj->m_pCharPos[iChar - 1] : 0;
- matrix.Concat(text_matrix);
- matrix.Concat(*pObj2Device);
- if (!pType3Char->LoadBitmap(m_pContext)) {
- if (!glyphs.empty()) {
- for (int i = 0; i < iChar; i++) {
- const FXTEXT_GLYPHPOS& glyph = glyphs[i];
- if (!glyph.m_pGlyph)
- continue;
-
- m_pDevice->SetBitMask(&glyph.m_pGlyph->m_Bitmap,
- glyph.m_OriginX + glyph.m_pGlyph->m_Left,
- glyph.m_OriginY - glyph.m_pGlyph->m_Top,
- fill_argb);
- }
- glyphs.clear();
- }
- CPDF_GraphicStates* pStates = CloneObjStates(textobj, FALSE);
- CPDF_RenderOptions Options = m_Options;
- Options.m_Flags |= RENDER_FORCE_HALFTONE | RENDER_RECT_AA;
- Options.m_Flags &= ~RENDER_FORCE_DOWNSAMPLE;
- CPDF_Dictionary* pFormResource = nullptr;
- if (pType3Char->m_pForm && pType3Char->m_pForm->m_pFormDict) {
- pFormResource =
- pType3Char->m_pForm->m_pFormDict->GetDictFor("Resources");
- }
- if (fill_alpha == 255) {
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, m_pDevice, nullptr, nullptr, this,
- pStates, &Options,
- pType3Char->m_pForm->m_Transparency, m_bDropObjects,
- pFormResource, FALSE, pType3Char, fill_argb);
- status.m_Type3FontCache.Append(m_Type3FontCache);
- status.m_Type3FontCache.Add(pType3Font);
- m_pDevice->SaveState();
- status.RenderObjectList(pType3Char->m_pForm.get(), &matrix);
- m_pDevice->RestoreState(false);
- } else {
- CFX_FloatRect rect_f = pType3Char->m_pForm->CalcBoundingBox();
- rect_f.Transform(&matrix);
- FX_RECT rect = rect_f.GetOuterRect();
- CFX_FxgeDevice bitmap_device;
- if (!bitmap_device.Create((int)(rect.Width() * sa),
- (int)(rect.Height() * sd), FXDIB_Argb,
- nullptr)) {
- return TRUE;
- }
- bitmap_device.GetBitmap()->Clear(0);
- CPDF_RenderStatus status;
- status.Initialize(m_pContext, &bitmap_device, nullptr, nullptr, this,
- pStates, &Options,
- pType3Char->m_pForm->m_Transparency, m_bDropObjects,
- pFormResource, FALSE, pType3Char, fill_argb);
- status.m_Type3FontCache.Append(m_Type3FontCache);
- status.m_Type3FontCache.Add(pType3Font);
- matrix.TranslateI(-rect.left, -rect.top);
- matrix.Scale(sa, sd);
- status.RenderObjectList(pType3Char->m_pForm.get(), &matrix);
- m_pDevice->SetDIBits(bitmap_device.GetBitmap(), rect.left, rect.top);
- }
- delete pStates;
- } else if (pType3Char->m_pBitmap) {
- if (device_class == FXDC_DISPLAY) {
- CPDF_Type3Cache* pCache = GetCachedType3(pType3Font);
- refTypeCache.m_dwCount++;
- CFX_GlyphBitmap* pBitmap = pCache->LoadGlyph(charcode, &matrix, sa, sd);
- if (!pBitmap)
- continue;
-
- int origin_x = FXSYS_round(matrix.e);
- int origin_y = FXSYS_round(matrix.f);
- if (glyphs.empty()) {
- m_pDevice->SetBitMask(&pBitmap->m_Bitmap, origin_x + pBitmap->m_Left,
- origin_y - pBitmap->m_Top, fill_argb);
- } else {
- glyphs[iChar].m_pGlyph = pBitmap;
- glyphs[iChar].m_OriginX = origin_x;
- glyphs[iChar].m_OriginY = origin_y;
- }
- } else {
- CFX_Matrix image_matrix = pType3Char->m_ImageMatrix;
- image_matrix.Concat(matrix);
- CPDF_ImageRenderer renderer;
- if (renderer.Start(this, pType3Char->m_pBitmap.get(), fill_argb, 255,
- &image_matrix, 0, FALSE)) {
- renderer.Continue(nullptr);
- }
- if (!renderer.m_Result)
- return FALSE;
- }
- }
- }
-
- if (glyphs.empty())
- return TRUE;
-
- FX_RECT rect = FXGE_GetGlyphsBBox(glyphs, 0, sa, sd);
- CFX_DIBitmap bitmap;
- if (!bitmap.Create(static_cast<int>(rect.Width() * sa),
- static_cast<int>(rect.Height() * sd), FXDIB_8bppMask)) {
- return TRUE;
- }
- bitmap.Clear(0);
- for (const FXTEXT_GLYPHPOS& glyph : glyphs) {
- if (!glyph.m_pGlyph)
- continue;
-
- bitmap.TransferBitmap(
- static_cast<int>(
- (glyph.m_OriginX + glyph.m_pGlyph->m_Left - rect.left) * sa),
- static_cast<int>((glyph.m_OriginY - glyph.m_pGlyph->m_Top - rect.top) *
- sd),
- glyph.m_pGlyph->m_Bitmap.GetWidth(),
- glyph.m_pGlyph->m_Bitmap.GetHeight(), &glyph.m_pGlyph->m_Bitmap, 0, 0);
- }
- m_pDevice->SetBitMask(&bitmap, rect.left, rect.top, fill_argb);
- return TRUE;
-}
-
-class CPDF_CharPosList {
- public:
- CPDF_CharPosList();
- ~CPDF_CharPosList();
- void Load(int nChars,
- uint32_t* pCharCodes,
- FX_FLOAT* pCharPos,
- CPDF_Font* pFont,
- FX_FLOAT font_size);
- FXTEXT_CHARPOS* m_pCharPos;
- uint32_t m_nChars;
-};
-
-CPDF_CharPosList::CPDF_CharPosList() {
- m_pCharPos = nullptr;
-}
-
-CPDF_CharPosList::~CPDF_CharPosList() {
- FX_Free(m_pCharPos);
-}
-
-void CPDF_CharPosList::Load(int nChars,
- uint32_t* pCharCodes,
- FX_FLOAT* pCharPos,
- CPDF_Font* pFont,
- FX_FLOAT FontSize) {
- m_pCharPos = FX_Alloc(FXTEXT_CHARPOS, nChars);
- m_nChars = 0;
- CPDF_CIDFont* pCIDFont = pFont->AsCIDFont();
- FX_BOOL bVertWriting = pCIDFont && pCIDFont->IsVertWriting();
- for (int iChar = 0; iChar < nChars; iChar++) {
- uint32_t CharCode =
- nChars == 1 ? (uint32_t)(uintptr_t)pCharCodes : pCharCodes[iChar];
- if (CharCode == (uint32_t)-1) {
- continue;
- }
- bool bVert = false;
- FXTEXT_CHARPOS& charpos = m_pCharPos[m_nChars++];
- if (pCIDFont) {
- charpos.m_bFontStyle = true;
- }
- charpos.m_GlyphIndex = pFont->GlyphFromCharCode(CharCode, &bVert);
- if (charpos.m_GlyphIndex != static_cast<uint32_t>(-1)) {
- charpos.m_FallbackFontPosition = -1;
- } else {
- charpos.m_FallbackFontPosition =
- pFont->FallbackFontFromCharcode(CharCode);
- charpos.m_GlyphIndex = pFont->FallbackGlyphFromCharcode(
- charpos.m_FallbackFontPosition, CharCode);
- }
-// TODO(npm): Figure out how this affects m_ExtGID
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- charpos.m_ExtGID = pFont->GlyphFromCharCodeExt(CharCode);
-#endif
- if (!pFont->IsEmbedded() && !pFont->IsCIDFont()) {
- charpos.m_FontCharWidth = pFont->GetCharWidthF(CharCode);
- } else {
- charpos.m_FontCharWidth = 0;
- }
- charpos.m_OriginX = iChar ? pCharPos[iChar - 1] : 0;
- charpos.m_OriginY = 0;
- charpos.m_bGlyphAdjust = FALSE;
- if (!pCIDFont) {
- continue;
- }
- uint16_t CID = pCIDFont->CIDFromCharCode(CharCode);
- if (bVertWriting) {
- charpos.m_OriginY = charpos.m_OriginX;
- charpos.m_OriginX = 0;
- short vx, vy;
- pCIDFont->GetVertOrigin(CID, vx, vy);
- charpos.m_OriginX -= FontSize * vx / 1000;
- charpos.m_OriginY -= FontSize * vy / 1000;
- }
- const uint8_t* pTransform = pCIDFont->GetCIDTransform(CID);
- if (pTransform && !bVert) {
- charpos.m_AdjustMatrix[0] = pCIDFont->CIDTransformToFloat(pTransform[0]);
- charpos.m_AdjustMatrix[2] = pCIDFont->CIDTransformToFloat(pTransform[2]);
- charpos.m_AdjustMatrix[1] = pCIDFont->CIDTransformToFloat(pTransform[1]);
- charpos.m_AdjustMatrix[3] = pCIDFont->CIDTransformToFloat(pTransform[3]);
- charpos.m_OriginX +=
- pCIDFont->CIDTransformToFloat(pTransform[4]) * FontSize;
- charpos.m_OriginY +=
- pCIDFont->CIDTransformToFloat(pTransform[5]) * FontSize;
- charpos.m_bGlyphAdjust = TRUE;
- }
- }
-}
-
-// static
-FX_BOOL CPDF_TextRenderer::DrawTextPath(CFX_RenderDevice* pDevice,
- int nChars,
- uint32_t* pCharCodes,
- FX_FLOAT* pCharPos,
- CPDF_Font* pFont,
- FX_FLOAT font_size,
- const CFX_Matrix* pText2User,
- const CFX_Matrix* pUser2Device,
- const CFX_GraphStateData* pGraphState,
- FX_ARGB fill_argb,
- FX_ARGB stroke_argb,
- CFX_PathData* pClippingPath,
- int nFlag) {
- CPDF_CharPosList CharPosList;
- CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
- if (CharPosList.m_nChars == 0)
- return TRUE;
- bool bDraw = true;
- int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition;
- uint32_t startIndex = 0;
- for (uint32_t i = 0; i < CharPosList.m_nChars; i++) {
- int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition;
- if (fontPosition == curFontPosition)
- continue;
- auto* font = fontPosition == -1
- ? &pFont->m_Font
- : pFont->m_FontFallbacks[fontPosition].get();
- if (!pDevice->DrawTextPath(i - startIndex,
- CharPosList.m_pCharPos + startIndex, font,
- font_size, pText2User, pUser2Device, pGraphState,
- fill_argb, stroke_argb, pClippingPath, nFlag)) {
- bDraw = false;
- }
- fontPosition = curFontPosition;
- startIndex = i;
- }
- auto* font = fontPosition == -1 ? &pFont->m_Font
- : pFont->m_FontFallbacks[fontPosition].get();
- if (!pDevice->DrawTextPath(CharPosList.m_nChars - startIndex,
- CharPosList.m_pCharPos + startIndex, font,
- font_size, pText2User, pUser2Device, pGraphState,
- fill_argb, stroke_argb, pClippingPath, nFlag)) {
- bDraw = false;
- }
- return bDraw;
-}
-
-// static
-void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice,
- FX_FLOAT origin_x,
- FX_FLOAT origin_y,
- CPDF_Font* pFont,
- FX_FLOAT font_size,
- const CFX_Matrix* pMatrix,
- const CFX_ByteString& str,
- FX_ARGB fill_argb,
- FX_ARGB stroke_argb,
- const CFX_GraphStateData* pGraphState,
- const CPDF_RenderOptions* pOptions) {
- if (pFont->IsType3Font())
- return;
-
- int nChars = pFont->CountChar(str.c_str(), str.GetLength());
- if (nChars <= 0)
- return;
-
- int offset = 0;
- uint32_t* pCharCodes;
- FX_FLOAT* pCharPos;
- std::vector<uint32_t> codes;
- std::vector<FX_FLOAT> positions;
- if (nChars == 1) {
- pCharCodes = reinterpret_cast<uint32_t*>(
- pFont->GetNextChar(str.c_str(), str.GetLength(), offset));
- pCharPos = nullptr;
- } else {
- codes.resize(nChars);
- positions.resize(nChars - 1);
- FX_FLOAT cur_pos = 0;
- for (int i = 0; i < nChars; i++) {
- codes[i] = pFont->GetNextChar(str.c_str(), str.GetLength(), offset);
- if (i)
- positions[i - 1] = cur_pos;
- cur_pos += pFont->GetCharWidthF(codes[i]) * font_size / 1000;
- }
- pCharCodes = codes.data();
- pCharPos = positions.data();
- }
- CFX_Matrix matrix;
- if (pMatrix)
- matrix = *pMatrix;
-
- matrix.e = origin_x;
- matrix.f = origin_y;
-
- if (stroke_argb == 0) {
- DrawNormalText(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size,
- &matrix, fill_argb, pOptions);
- } else {
- DrawTextPath(pDevice, nChars, pCharCodes, pCharPos, pFont, font_size,
- &matrix, nullptr, pGraphState, fill_argb, stroke_argb, nullptr,
- 0);
- }
-}
-
-// static
-FX_BOOL CPDF_TextRenderer::DrawNormalText(CFX_RenderDevice* pDevice,
- int nChars,
- uint32_t* pCharCodes,
- FX_FLOAT* pCharPos,
- CPDF_Font* pFont,
- FX_FLOAT font_size,
- const CFX_Matrix* pText2Device,
- FX_ARGB fill_argb,
- const CPDF_RenderOptions* pOptions) {
- CPDF_CharPosList CharPosList;
- CharPosList.Load(nChars, pCharCodes, pCharPos, pFont, font_size);
- if (CharPosList.m_nChars == 0)
- return TRUE;
- int FXGE_flags = 0;
- if (pOptions) {
- uint32_t dwFlags = pOptions->m_Flags;
- if (dwFlags & RENDER_CLEARTYPE) {
- FXGE_flags |= FXTEXT_CLEARTYPE;
- if (dwFlags & RENDER_BGR_STRIPE) {
- FXGE_flags |= FXTEXT_BGR_STRIPE;
- }
- }
- if (dwFlags & RENDER_NOTEXTSMOOTH) {
- FXGE_flags |= FXTEXT_NOSMOOTH;
- }
- if (dwFlags & RENDER_PRINTGRAPHICTEXT) {
- FXGE_flags |= FXTEXT_PRINTGRAPHICTEXT;
- }
- if (dwFlags & RENDER_NO_NATIVETEXT) {
- FXGE_flags |= FXTEXT_NO_NATIVETEXT;
- }
- if (dwFlags & RENDER_PRINTIMAGETEXT) {
- FXGE_flags |= FXTEXT_PRINTIMAGETEXT;
- }
- } else {
- FXGE_flags = FXTEXT_CLEARTYPE;
- }
- if (pFont->IsCIDFont()) {
- FXGE_flags |= FXFONT_CIDFONT;
- }
- bool bDraw = true;
- int32_t fontPosition = CharPosList.m_pCharPos[0].m_FallbackFontPosition;
- uint32_t startIndex = 0;
- for (uint32_t i = 0; i < CharPosList.m_nChars; i++) {
- int32_t curFontPosition = CharPosList.m_pCharPos[i].m_FallbackFontPosition;
- if (fontPosition == curFontPosition)
- continue;
- auto* font = fontPosition == -1
- ? &pFont->m_Font
- : pFont->m_FontFallbacks[fontPosition].get();
- if (!pDevice->DrawNormalText(
- i - startIndex, CharPosList.m_pCharPos + startIndex, font,
- font_size, pText2Device, fill_argb, FXGE_flags)) {
- bDraw = false;
- }
- fontPosition = curFontPosition;
- startIndex = i;
- }
- auto* font = fontPosition == -1 ? &pFont->m_Font
- : pFont->m_FontFallbacks[fontPosition].get();
- if (!pDevice->DrawNormalText(CharPosList.m_nChars - startIndex,
- CharPosList.m_pCharPos + startIndex, font,
- font_size, pText2Device, fill_argb,
- FXGE_flags)) {
- bDraw = false;
- }
- return bDraw;
-}
-
-void CPDF_RenderStatus::DrawTextPathWithPattern(const CPDF_TextObject* textobj,
- const CFX_Matrix* pObj2Device,
- CPDF_Font* pFont,
- FX_FLOAT font_size,
- const CFX_Matrix* pTextMatrix,
- FX_BOOL bFill,
- FX_BOOL bStroke) {
- if (!bStroke) {
- CPDF_PathObject path;
- std::vector<std::unique_ptr<CPDF_TextObject>> pCopy;
- pCopy.push_back(std::unique_ptr<CPDF_TextObject>(textobj->Clone()));
- path.m_bStroke = FALSE;
- path.m_FillType = FXFILL_WINDING;
- path.m_ClipPath.AppendTexts(&pCopy);
- path.m_ColorState = textobj->m_ColorState;
- path.m_Path.AppendRect(textobj->m_Left, textobj->m_Bottom, textobj->m_Right,
- textobj->m_Top);
- path.m_Left = textobj->m_Left;
- path.m_Bottom = textobj->m_Bottom;
- path.m_Right = textobj->m_Right;
- path.m_Top = textobj->m_Top;
- RenderSingleObject(&path, pObj2Device);
- return;
- }
- CPDF_CharPosList CharPosList;
- CharPosList.Load(textobj->m_nChars, textobj->m_pCharCodes,
- textobj->m_pCharPos, pFont, font_size);
- for (uint32_t i = 0; i < CharPosList.m_nChars; i++) {
- FXTEXT_CHARPOS& charpos = CharPosList.m_pCharPos[i];
- auto font =
- charpos.m_FallbackFontPosition == -1
- ? &pFont->m_Font
- : pFont->m_FontFallbacks[charpos.m_FallbackFontPosition].get();
- const CFX_PathData* pPath =
- font->LoadGlyphPath(charpos.m_GlyphIndex, charpos.m_FontCharWidth);
- if (!pPath) {
- continue;
- }
- CPDF_PathObject path;
- path.m_GraphState = textobj->m_GraphState;
- path.m_ColorState = textobj->m_ColorState;
- 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(font_size, 0, 0, font_size, charpos.m_OriginX,
- charpos.m_OriginY);
- path.m_Path.Append(pPath, &matrix);
- path.m_Matrix = *pTextMatrix;
- path.m_bStroke = bStroke;
- path.m_FillType = bFill ? FXFILL_WINDING : 0;
- path.CalcBoundingBox();
- ProcessPath(&path, pObj2Device);
- }
-}
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