xref: /third_party/skia/gm/drawable.cpp (revision cb93a386) 
1/*
2 * Copyright 2015 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/gm.h"
9#include "include/core/SkCanvas.h"
10#include "include/core/SkColor.h"
11#include "include/core/SkDrawable.h"
12#include "include/core/SkMatrix.h"
13#include "include/core/SkPaint.h"
14#include "include/core/SkPathBuilder.h"
15#include "include/core/SkRect.h"
16#include "include/core/SkRefCnt.h"
17
18struct MyDrawable : public SkDrawable {
19    SkRect onGetBounds() override { return SkRect::MakeWH(50, 100);  }
20
21    void onDraw(SkCanvas* canvas) override {
22        SkPath path = SkPathBuilder().moveTo(10, 10)
23                                     .conicTo(10, 90, 50, 90, 0.9f)
24                                     .detach();
25
26       SkPaint paint;
27       paint.setColor(SK_ColorBLUE);
28       canvas->drawRect(path.getBounds(), paint);
29
30       paint.setAntiAlias(true);
31       paint.setColor(SK_ColorWHITE);
32       canvas->drawPath(path, paint);
33    }
34};
35
36/*
37 *  Test calling drawables w/ translate and matrices
38 */
39DEF_SIMPLE_GM(drawable, canvas, 180, 275) {
40    sk_sp<SkDrawable> drawable(new MyDrawable);
41
42    canvas->translate(10, 10);
43    canvas->drawDrawable(drawable.get());
44    canvas->drawDrawable(drawable.get(), 0, 150);
45
46    SkMatrix m = SkMatrix::Scale(1.5f, 0.8f);
47    m.postTranslate(70, 0);
48    canvas->drawDrawable(drawable.get(), &m);
49
50    m.postTranslate(0, 150);
51    canvas->drawDrawable(drawable.get(), &m);
52}
53