SkPDF: SkPDFGraphicState Lookup hashtabled

src/pdf/SkPDFShader.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkPDFShader.h"
@@ skipping 617 matching lines @@
     SkPDFUtils::PaintPath(SkPaint::kFill_Style, SkPath::kEvenOdd_FillType,
                           &content);
 
     return content.detachAsStream();
 }
 
 /**
  * Creates a ExtGState with the SMask set to the luminosityShader in
  * luminosity mode. The shader pattern extends to the bbox.
  */
-static SkPDFGraphicState* create_smask_graphic_state(
+static SkPDFObject* create_smask_graphic_state(
         SkPDFCanon* canon, SkScalar dpi, const SkPDFShader::State& state) {
     SkRect bbox;
     bbox.set(state.fBBox);
 
     SkAutoTDelete<SkPDFShader::State> alphaToLuminosityState(
             state.CreateAlphaToLuminosityState());
     SkAutoTUnref<SkPDFObject> luminosityShader(
             get_pdf_shader_by_state(canon, dpi, &alphaToLuminosityState));
 
     SkAutoTDelete<SkStream> alphaStream(create_pattern_fill_content(-1, bbox));
@@ skipping 20 matching lines @@
     SkAutoTDelete<SkPDFShader::State> opaqueState(state.CreateOpaqueState());
 
     SkAutoTUnref<SkPDFObject> colorShader(
             get_pdf_shader_by_state(canon, dpi, &opaqueState));
     if (!colorShader) {
         return NULL;
     }
 
     // Create resource dict with alpha graphics state as G0 and
     // pattern shader as P0, then write content stream.
-    SkAutoTUnref<SkPDFGraphicState> alphaGs(
+    SkAutoTUnref<SkPDFObject> alphaGs(
             create_smask_graphic_state(canon, dpi, state));
 
     SkPDFAlphaFunctionShader* alphaFunctionShader =
             SkNEW_ARGS(SkPDFAlphaFunctionShader, (autoState->detach()));
 
     SkAutoTUnref<SkPDFResourceDict> resourceDict(
             get_gradient_resource_dict(colorShader.get(), alphaGs.get()));
 
     SkAutoTDelete<SkStream> colorStream(
             create_pattern_fill_content(0, bbox));
@@ skipping 613 matching lines @@
     return false;
 }
 
 void SkPDFShader::State::AllocateGradientInfoStorage() {
     fColorData.set(sk_malloc_throw(
                fInfo.fColorCount * (sizeof(SkColor) + sizeof(SkScalar))));
     fInfo.fColors = reinterpret_cast<SkColor*>(fColorData.get());
     fInfo.fColorOffsets =
             reinterpret_cast<SkScalar*>(fInfo.fColors + fInfo.fColorCount);
 }