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Side by Side Diff: src/pdf/SkPDFShader.cpp

Issue 872643005: minor changes left out of http://crrev.com/873543002 (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 5 years, 11 months ago
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1 1
2 /* 2 /*
3 * Copyright 2011 Google Inc. 3 * Copyright 2011 Google Inc.
4 * 4 *
5 * Use of this source code is governed by a BSD-style license that can be 5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file. 6 * found in the LICENSE file.
7 */ 7 */
8 8
9 9
10 #include "SkPDFShader.h" 10 #include "SkPDFShader.h"
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654 SkPDFUtils::PaintPath(SkPaint::kFill_Style, SkPath::kEvenOdd_FillType, 654 SkPDFUtils::PaintPath(SkPaint::kFill_Style, SkPath::kEvenOdd_FillType,
655 &content); 655 &content);
656 656
657 return content.detachAsStream(); 657 return content.detachAsStream();
658 } 658 }
659 659
660 /** 660 /**
661 * Creates a ExtGState with the SMask set to the luminosityShader in 661 * Creates a ExtGState with the SMask set to the luminosityShader in
662 * luminosity mode. The shader pattern extends to the bbox. 662 * luminosity mode. The shader pattern extends to the bbox.
663 */ 663 */
664 static SkPDFGraphicState* createsmask_graphic_state( 664 static SkPDFGraphicState* create_smask_graphic_state(
665 const SkPDFShader::State& state) { 665 const SkPDFShader::State& state) {
666 SkRect bbox; 666 SkRect bbox;
667 bbox.set(state.fBBox); 667 bbox.set(state.fBBox);
668 668
669 SkAutoTDelete<SkPDFShader::State> alphaToLuminosityState( 669 SkAutoTDelete<SkPDFShader::State> alphaToLuminosityState(
670 state.CreateAlphaToLuminosityState()); 670 state.CreateAlphaToLuminosityState());
671 SkAutoTUnref<SkPDFObject> luminosityShader( 671 SkAutoTUnref<SkPDFObject> luminosityShader(
672 get_pdf_shader_by_state(&alphaToLuminosityState)); 672 get_pdf_shader_by_state(&alphaToLuminosityState));
673 673
674 SkAutoTDelete<SkStream> alphaStream(create_pattern_fill_content(-1, bbox)); 674 SkAutoTDelete<SkStream> alphaStream(create_pattern_fill_content(-1, bbox));
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692 692
693 SkAutoTDelete<SkPDFShader::State> opaqueState(state.CreateOpaqueState()); 693 SkAutoTDelete<SkPDFShader::State> opaqueState(state.CreateOpaqueState());
694 694
695 SkPDFObject* colorShader = get_pdf_shader_by_state(&opaqueState); 695 SkPDFObject* colorShader = get_pdf_shader_by_state(&opaqueState);
696 if (!colorShader) { 696 if (!colorShader) {
697 return NULL; 697 return NULL;
698 } 698 }
699 699
700 // Create resource dict with alpha graphics state as G0 and 700 // Create resource dict with alpha graphics state as G0 and
701 // pattern shader as P0, then write content stream. 701 // pattern shader as P0, then write content stream.
702 SkAutoTUnref<SkPDFGraphicState> alphaGs(createsmask_graphic_state(state)); 702 SkAutoTUnref<SkPDFGraphicState> alphaGs(create_smask_graphic_state(state));
703 703
704 SkPDFAlphaFunctionShader* alphaFunctionShader = 704 SkPDFAlphaFunctionShader* alphaFunctionShader =
705 SkNEW_ARGS(SkPDFAlphaFunctionShader, (autoState->detach())); 705 SkNEW_ARGS(SkPDFAlphaFunctionShader, (autoState->detach()));
706 706
707 alphaFunctionShader->fColorShader.reset(colorShader); 707 alphaFunctionShader->fColorShader.reset(colorShader);
708 708
709 alphaFunctionShader->fResourceDict.reset(get_gradient_resource_dict( 709 alphaFunctionShader->fResourceDict.reset(get_gradient_resource_dict(
710 alphaFunctionShader->fColorShader.get(), alphaGs.get())); 710 alphaFunctionShader->fColorShader.get(), alphaGs.get()));
711 711
712 SkAutoTDelete<SkStream> colorStream( 712 SkAutoTDelete<SkStream> colorStream(
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1325 return false; 1325 return false;
1326 } 1326 }
1327 1327
1328 void SkPDFShader::State::AllocateGradientInfoStorage() { 1328 void SkPDFShader::State::AllocateGradientInfoStorage() {
1329 fColorData.set(sk_malloc_throw( 1329 fColorData.set(sk_malloc_throw(
1330 fInfo.fColorCount * (sizeof(SkColor) + sizeof(SkScalar)))); 1330 fInfo.fColorCount * (sizeof(SkColor) + sizeof(SkScalar))));
1331 fInfo.fColors = reinterpret_cast<SkColor*>(fColorData.get()); 1331 fInfo.fColors = reinterpret_cast<SkColor*>(fColorData.get());
1332 fInfo.fColorOffsets = 1332 fInfo.fColorOffsets =
1333 reinterpret_cast<SkScalar*>(fInfo.fColors + fInfo.fColorCount); 1333 reinterpret_cast<SkScalar*>(fInfo.fColors + fInfo.fColorCount);
1334 } 1334 }
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