bcbc1788b4
This idea emerged while doing https://codereview.chromium.org/321723002/
(commit 880914c35c).
BUG=None
TEST=make tests && out/Debug/tests
R=mtklein@google.com
Author: tfarina@chromium.org
Review URL: https://codereview.chromium.org/346453002
77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm.h"
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#include "Resources.h"
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#include "SkCanvas.h"
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#include "SkData.h"
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#include "SkDecodingImageGenerator.h"
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#include "SkDiscardableMemoryPool.h"
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#include "SkDiscardablePixelRef.h"
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#include "SkImageDecoder.h"
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#include "SkImageGeneratorPriv.h"
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#include "SkOSFile.h"
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#include "SkStream.h"
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namespace skiagm {
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/**
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* Draw a PNG created by SkBitmapFactory.
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*/
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class FactoryGM : public GM {
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public:
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FactoryGM() {}
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protected:
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virtual void onOnceBeforeDraw() SK_OVERRIDE {
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SkString resourcePath = GetResourcePath();
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// Copyright-free file from http://openclipart.org/detail/29213/paper-plane-by-ddoo
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SkString filename = SkOSPath::SkPathJoin(resourcePath.c_str(), "plane.png");
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SkAutoDataUnref data(SkData::NewFromFileName(filename.c_str()));
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if (NULL != data.get()) {
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// Create a cache which will boot the pixels out anytime the
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// bitmap is unlocked.
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SkAutoTUnref<SkDiscardableMemoryPool> pool(
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SkDiscardableMemoryPool::Create(1));
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SkAssertResult(SkInstallDiscardablePixelRef(
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SkDecodingImageGenerator::Create(
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data, SkDecodingImageGenerator::Options()),
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&fBitmap, pool));
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}
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}
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virtual SkString onShortName() {
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return SkString("factory");
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}
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virtual SkISize onISize() {
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return SkISize::Make(640, 480);
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}
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virtual void onDraw(SkCanvas* canvas) {
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canvas->drawBitmap(fBitmap, 0, 0);
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}
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// Skip cross process pipe due to https://code.google.com/p/skia/issues/detail?id=1520
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virtual uint32_t onGetFlags() const {
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return INHERITED::onGetFlags() | kSkipPipeCrossProcess_Flag;
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}
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private:
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SkBitmap fBitmap;
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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static GM* MyFactory(void*) { return new FactoryGM; }
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static GMRegistry reg(MyFactory);
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} // namespace skiagm
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