96fcdcc219
DOCS_PREVIEW= https://skia.org/?cl=1316233002 Review URL: https://codereview.chromium.org/1316233002
49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
/*
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* Copyright 2015 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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DEF_SIMPLE_GM(blend, canvas, 300, 100) {
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SkPaint p;
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// All three of these blocks should be the same color.
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canvas->save();
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canvas->scale(100,100);
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p.setColor(SK_ColorRED);
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canvas->drawRect(SkRect::MakeXYWH(0,0,1,1), p);
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p.setColor(0xFC008000);
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canvas->drawRect(SkRect::MakeXYWH(0,0,1,1), p);
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p.setColor(SK_ColorRED);
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canvas->drawRect(SkRect::MakeXYWH(1,0,1,1), p);
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canvas->saveLayer(nullptr, nullptr);
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p.setColor(0xFC008000);
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canvas->drawRect(SkRect::MakeXYWH(1,0,1,1), p);
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canvas->restore();
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p.setColor(SK_ColorRED);
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canvas->drawRect(SkRect::MakeXYWH(2,0,1,1), p);
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canvas->saveLayerAlpha(nullptr, 0xFC);
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p.setColor(sk_tool_utils::color_to_565(0xFF008000));
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canvas->drawRect(SkRect::MakeXYWH(2,0,1,1), p);
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canvas->restore();
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canvas->restore();
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// Print out the colors in each block (if we're looking at 8888 raster).
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if (canvas->imageInfo().colorType() == kN32_SkColorType) {
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if (const SkPMColor* px = (const SkPMColor*)canvas->peekPixels(nullptr, nullptr)) {
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p.setColor(SK_ColorWHITE);
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for (int i = 0; i < 3; i++) {
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SkPMColor c = px[i * 100];
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SkString text = SkStringPrintf("0x%08x", c);
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canvas->drawText(text.c_str(), text.size(), i * 100.0f + 20.0f, 50.0f, p);
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}
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}
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}
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}
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