fae8fceb4a
Add guard to transition clients Change-Id: Ia7a3e8f95722f91e84af262168dadf89a78707da Reviewed-on: https://skia-review.googlesource.com/c/skia/+/205720 Reviewed-by: Mike Reed <reed@google.com> Commit-Queue: Mike Reed <reed@google.com> Auto-Submit: Mike Reed <reed@google.com>
99 lines
3.4 KiB
C++
99 lines
3.4 KiB
C++
/*
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* Copyright 2013 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 "SkGradientShader.h"
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using namespace skiagm;
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struct GradData {
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int fCount;
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const SkColor* fColors;
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const SkScalar* fPos;
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};
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constexpr SkColor gColors[] = {
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorWHITE, SK_ColorBLACK,
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};
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//constexpr SkScalar gPos[] = { SK_Scalar1*999/2000, SK_Scalar1*1001/2000 };
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constexpr GradData gGradData[] = {
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{ 40, gColors, nullptr },
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// { 2, gColors, gPos },
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// { 2, gCol2, nullptr },
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};
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static sk_sp<SkShader> MakeLinear(const SkPoint pts[2], const GradData& data, SkTileMode tm) {
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return SkGradientShader::MakeLinear(pts, data.fColors, data.fPos, data.fCount, tm);
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}
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static sk_sp<SkShader> MakeRadial(const SkPoint pts[2], const GradData& data, SkTileMode tm) {
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const SkPoint pt{ SkScalarAve(pts[0].fX, pts[1].fX), SkScalarAve(pts[0].fY, pts[1].fY) };
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return SkGradientShader::MakeRadial(pt, pt.fX, data.fColors, data.fPos, data.fCount, tm);
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}
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static sk_sp<SkShader> MakeSweep(const SkPoint pts[2], const GradData& data, SkTileMode) {
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const SkPoint pt{ SkScalarAve(pts[0].fX, pts[1].fX), SkScalarAve(pts[0].fY, pts[1].fY) };
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return SkGradientShader::MakeSweep(pt.fX, pt.fY, data.fColors, data.fPos, data.fCount);
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}
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typedef sk_sp<SkShader> (*GradMaker)(const SkPoint pts[2], const GradData&, SkTileMode);
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constexpr GradMaker gGradMakers[] = {
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MakeLinear, MakeRadial, MakeSweep,
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};
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///////////////////////////////////////////////////////////////////////////////
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class GradientsGM : public GM {
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public:
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GradientsGM() {
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this->setBGColor(0xFFDDDDDD);
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}
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protected:
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SkString onShortName() override { return SkString("gradient_dirty_laundry"); }
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SkISize onISize() override { return SkISize::Make(640, 615); }
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void onDraw(SkCanvas* canvas) override {
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SkPoint pts[2] = { { 0, 0 },
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{ SkIntToScalar(100), SkIntToScalar(100) }
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};
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SkTileMode tm = SkTileMode::kClamp;
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SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(100) };
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SkPaint paint;
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paint.setAntiAlias(true);
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canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
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for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
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canvas->save();
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for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
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paint.setShader(gGradMakers[j](pts, gGradData[i], tm));
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canvas->drawRect(r, paint);
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canvas->translate(0, SkIntToScalar(120));
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}
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canvas->restore();
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canvas->translate(SkIntToScalar(120), 0);
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}
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}
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private:
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typedef GM INHERITED;
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};
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///////////////////////////////////////////////////////////////////////////////
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DEF_GM( return new GradientsGM; )
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