1/*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "gm.h"
9#include "SkPath.h"
10#include "SkGradientShader.h"
11
12// Exercises code in GrRenderTargetContext that attempts to replace a rrect clip/draw paint with
13// draw rrect.
14DEF_SIMPLE_GM(rrect_clip_draw_paint, canvas, 256, 256) {
15    SkRRect rrect = SkRRect::MakeRectXY(SkRect::MakeXYWH(10.f, 10.f, 236.f, 236.f), 30.f, 40.f);
16
17    SkPaint p;
18    p.setColor(SK_ColorRED);
19
20    SkMatrix zoomOut;
21    zoomOut.setScale(0.7f, 0.7f, 128.f, 128.f);
22
23    const SkRect layerRect = SkRect::MakeWH(256.f, 256.f);
24    canvas->saveLayer(layerRect, nullptr);
25    canvas->clipRRect(rrect, true);
26    canvas->drawPaint(p);
27    canvas->restore();
28
29    canvas->concat(zoomOut);
30    p.setColor(SK_ColorBLUE);
31    canvas->saveLayer(layerRect, nullptr);
32    canvas->clipRRect(rrect, false);
33    canvas->drawPaint(p);
34    canvas->restore();
35
36    constexpr SkPoint kPts[] = {{0.f, 0.f}, {256.f, 256.f}};
37    constexpr SkColor kColors1[] = {SK_ColorCYAN, SK_ColorGREEN};
38    p.setShader(SkGradientShader::MakeLinear(kPts, kColors1, nullptr, 2,
39                                             SkShader::kClamp_TileMode));
40    canvas->concat(zoomOut);
41    canvas->saveLayer(layerRect, nullptr);
42    canvas->clipRRect(rrect, true);
43    canvas->drawPaint(p);
44    canvas->restore();
45
46    constexpr SkColor kColors2[] = {SK_ColorMAGENTA, SK_ColorGRAY};
47    p.setShader(SkGradientShader::MakeRadial({128.f, 128.f}, 128.f, kColors2, nullptr, 2,
48                                             SkShader::kClamp_TileMode));
49    canvas->concat(zoomOut);
50    canvas->saveLayer(layerRect, nullptr);
51    canvas->clipRRect(rrect, false);
52    canvas->drawPaint(p);
53    canvas->restore();
54}
55