50acf8f04b
Bug: skia:8937 Change-Id: I42f011e04937a751222bd8ecc6c69b45cf9626a2 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206681 Reviewed-by: Brian Salomon <bsalomon@google.com> Reviewed-by: Florin Malita <fmalita@chromium.org> Commit-Queue: Mike Reed <reed@google.com>
57 lines
1.5 KiB
C++
57 lines
1.5 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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#include "SkCanvas.h"
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#include "SkShader.h"
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/** This GM draws with invalid paints. It should draw nothing other than the background. */
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class BadPaintGM : public skiagm::GM {
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public:
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BadPaintGM() {}
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protected:
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SkString onShortName() override { return SkString("badpaint"); }
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SkISize onISize() override { return SkISize::Make(100, 100); }
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void onOnceBeforeDraw() override {
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SkBitmap emptyBmp;
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SkBitmap blueBmp;
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blueBmp.allocN32Pixels(10, 10);
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blueBmp.eraseColor(SK_ColorBLUE);
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SkMatrix badMatrix;
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badMatrix.setAll(0, 0, 0, 0, 0, 0, 0, 0, 0);
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// Empty bitmap.
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fPaints.push_back().setColor(SK_ColorGREEN);
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fPaints.back().setShader(emptyBmp.makeShader());
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// Non-invertible local matrix.
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fPaints.push_back().setColor(SK_ColorGREEN);
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fPaints.back().setShader(blueBmp.makeShader(&badMatrix));
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}
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void onDraw(SkCanvas* canvas) override {
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SkRect rect = SkRect::MakeXYWH(10, 10, 80, 80);
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for (int i = 0; i < fPaints.count(); ++i) {
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canvas->drawRect(rect, fPaints[i]);
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}
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}
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private:
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SkTArray<SkPaint> fPaints;
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typedef skiagm::GM INHERITED;
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};
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/////////////////////////////////////////////////////////////////////////////////////
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DEF_GM(return new BadPaintGM;)
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