blob: be1c2d20e00471f1dc615dd5604a9ee8a1b7b3bb [file] [log] [blame]
msarett44df6512016-08-25 13:54:30 -07001/*
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 "SkBlurMaskFilter.h"
10#include "SkCanvas.h"
11#include "SkDashPathEffect.h"
12#include "SkGradientShader.h"
13#include "SkImageFilter.h"
14
15class DrawRegionModesGM : public skiagm::GM {
16public:
17 DrawRegionModesGM() {}
18
19protected:
20 SkString onShortName() override {
21 return SkString("drawregionmodes");
22 }
23
24 SkISize onISize() override {
25 return SkISize::Make(375, 500);
26 }
27
28 void onOnceBeforeDraw() override {
29 fRegion.op( 50, 50, 100, 100, SkRegion::kUnion_Op);
30 fRegion.op( 50, 100, 150, 150, SkRegion::kUnion_Op);
31 }
32
33 void onDraw(SkCanvas* canvas) override {
34 canvas->clear(SK_ColorGREEN);
35
36 SkPaint paint;
37 paint.setStyle(SkPaint::kFill_Style);
38 paint.setColor(0xFFFF0000);
39 paint.setAntiAlias(true);
40
41 canvas->translate(-50.0f, 75.0f);
42 canvas->rotate(-45.0f);
43 canvas->drawRegion(fRegion, paint);
44
45 canvas->translate(125.0f, 125.0f);
46 paint.setImageFilter(SkImageFilter::MakeBlur(5.0f, 5.0f, nullptr, nullptr));
47 canvas->drawRegion(fRegion, paint);
48
49 canvas->translate(-125.0f, 125.0f);
50 paint.setImageFilter(nullptr);
51 SkRect occluder = SkRect::MakeEmpty();
52 paint.setMaskFilter(SkBlurMaskFilter::Make(kNormal_SkBlurStyle, 5.0f, occluder, 0));
53 canvas->drawRegion(fRegion, paint);
54
55 canvas->translate(-125.0f, -125.0f);
56 paint.setMaskFilter(nullptr);
57 paint.setStyle(SkPaint::kStroke_Style);
58 float intervals[] = { 5.0f, 5.0f };
59 paint.setPathEffect(SkDashPathEffect::Make(intervals, 2, 2.5f));
60 canvas->drawRegion(fRegion, paint);
61
62 canvas->setMatrix(SkMatrix::I());
63 canvas->translate(100, 325);
64 paint.setPathEffect(nullptr);
65 paint.setStyle(SkPaint::kFill_Style);
66 SkPoint points[] = { SkPoint::Make(50.0f, 50.0f), SkPoint::Make(150.0f, 150.0f) };
67 SkColor colors[] = { SK_ColorBLUE, SK_ColorYELLOW };
68 paint.setShader(SkGradientShader::MakeLinear(points, colors, nullptr, 2,
69 SkShader::kClamp_TileMode));
70 canvas->drawRegion(fRegion, paint);
71 }
72
73 SkRegion fRegion;
74
75private:
76 typedef skiagm::GM INHERITED;
77};
78DEF_GM( return new DrawRegionModesGM; )