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reedd5fa1a42014-08-09 11:08:05 -07001/*
2 * Copyright 2014 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 "SkPaint.h"
10#include "SkPictureRecorder.h"
11
reedca2622b2016-03-18 07:25:55 -070012static sk_sp<SkPicture> make_picture() {
reedd5fa1a42014-08-09 11:08:05 -070013 SkPictureRecorder rec;
14 SkCanvas* canvas = rec.beginRecording(100, 100);
15
16 SkPaint paint;
17 paint.setAntiAlias(true);
18 SkPath path;
19
20 paint.setColor(0x800000FF);
21 canvas->drawRect(SkRect::MakeWH(100, 100), paint);
22
23 paint.setColor(0x80FF0000);
24 path.moveTo(0, 0); path.lineTo(100, 0); path.lineTo(100, 100);
25 canvas->drawPath(path, paint);
halcanary9d524f22016-03-29 09:03:52 -070026
reedd5fa1a42014-08-09 11:08:05 -070027 paint.setColor(0x8000FF00);
28 path.reset(); path.moveTo(0, 0); path.lineTo(100, 0); path.lineTo(0, 100);
29 canvas->drawPath(path, paint);
30
31 paint.setColor(0x80FFFFFF);
reed374772b2016-10-05 17:33:02 -070032 paint.setBlendMode(SkBlendMode::kPlus);
reedd5fa1a42014-08-09 11:08:05 -070033 canvas->drawRect(SkRect::MakeXYWH(25, 25, 50, 50), paint);
34
reedca2622b2016-03-18 07:25:55 -070035 return rec.finishRecordingAsPicture();
reedd5fa1a42014-08-09 11:08:05 -070036}
37
38// Exercise the optional arguments to drawPicture
39//
40class PictureGM : public skiagm::GM {
41public:
caryclark63c684a2015-02-25 09:04:04 -080042 PictureGM()
halcanary96fcdcc2015-08-27 07:41:13 -070043 : fPicture(nullptr)
caryclark63c684a2015-02-25 09:04:04 -080044 {}
reedd5fa1a42014-08-09 11:08:05 -070045
46protected:
mtklein36352bf2015-03-25 18:17:31 -070047 void onOnceBeforeDraw() override {
reedca2622b2016-03-18 07:25:55 -070048 fPicture = make_picture();
caryclark63c684a2015-02-25 09:04:04 -080049 }
50
mtklein36352bf2015-03-25 18:17:31 -070051 SkString onShortName() override {
reedd5fa1a42014-08-09 11:08:05 -070052 return SkString("pictures");
53 }
54
mtklein36352bf2015-03-25 18:17:31 -070055 SkISize onISize() override {
reedd5fa1a42014-08-09 11:08:05 -070056 return SkISize::Make(450, 120);
57 }
58
mtklein36352bf2015-03-25 18:17:31 -070059 void onDraw(SkCanvas* canvas) override {
reedd5fa1a42014-08-09 11:08:05 -070060 canvas->translate(10, 10);
61
62 SkMatrix matrix;
63 SkPaint paint;
64
65 canvas->drawPicture(fPicture);
halcanary9d524f22016-03-29 09:03:52 -070066
reedd5fa1a42014-08-09 11:08:05 -070067 matrix.setTranslate(110, 0);
halcanary96fcdcc2015-08-27 07:41:13 -070068 canvas->drawPicture(fPicture, &matrix, nullptr);
halcanary9d524f22016-03-29 09:03:52 -070069
reedd5fa1a42014-08-09 11:08:05 -070070 matrix.postTranslate(110, 0);
71 canvas->drawPicture(fPicture, &matrix, &paint);
72
73 paint.setAlpha(0x80);
74 matrix.postTranslate(110, 0);
75 canvas->drawPicture(fPicture, &matrix, &paint);
76 }
77
78private:
reedca2622b2016-03-18 07:25:55 -070079 sk_sp<SkPicture> fPicture;
reedd5fa1a42014-08-09 11:08:05 -070080
81 typedef skiagm::GM INHERITED;
82};
83
halcanary385fe4d2015-08-26 13:07:48 -070084DEF_GM(return new PictureGM;)