blob: 8b892327a9b93d916315c26fe582c650a7ce13ab [file] [log] [blame]
reed@google.com4117a242012-10-30 20:26:58 +00001/*
2 * Copyright 2012 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 "SkCanvas.h"
10#include "SkPath.h"
11#include "SkSurface.h"
12
13#define ZOOM 32
14#define SMALL_W 9
15#define SMALL_H 3
16#define REPEAT_LOOP 5
17
18static SkSurface* new_surface(int width, int height) {
reed@google.comd28ba802013-09-20 19:33:52 +000019 return SkSurface::NewRasterPMColor(width, height);
reed@google.com4117a242012-10-30 20:26:58 +000020}
21
22static void draw_pixel_centers(SkCanvas* canvas) {
23 SkPaint paint;
24 paint.setColor(0xFF0088FF);
25 paint.setAntiAlias(true);
skia.committer@gmail.come862d162012-10-31 02:01:18 +000026
reed@google.com4117a242012-10-30 20:26:58 +000027 for (int y = 0; y < SMALL_H; ++y) {
28 for (int x = 0; x < SMALL_W; ++x) {
29 canvas->drawCircle(x + 0.5f, y + 0.5f, 1.5f / ZOOM, paint);
30 }
31 }
32}
33
34static void draw_fatpath(SkCanvas* canvas, SkSurface* surface,
35 const SkPath paths[], int count) {
36 SkPaint paint;
37
junov@google.comdbfac8a2012-12-06 21:47:40 +000038 surface->getCanvas()->clear(SK_ColorTRANSPARENT);
reed@google.com4117a242012-10-30 20:26:58 +000039 for (int i = 0; i < count; ++i) {
40 surface->getCanvas()->drawPath(paths[i], paint);
41 }
42 surface->draw(canvas, 0, 0, NULL);
43
44 paint.setAntiAlias(true);
45 paint.setColor(SK_ColorRED);
46 paint.setStyle(SkPaint::kStroke_Style);
47 for (int j = 0; j < count; ++j) {
48 canvas->drawPath(paths[j], paint);
49 }
50
51 draw_pixel_centers(canvas);
52}
53
54class FatPathFillGM : public skiagm::GM {
55public:
56 FatPathFillGM() {}
57
58protected:
59 virtual SkString onShortName() {
60 return SkString("fatpathfill");
61 }
62
63 virtual SkISize onISize() {
64 return SkISize::Make(SMALL_W * ZOOM, SMALL_H * ZOOM * REPEAT_LOOP);
65 }
66
67 virtual void onDraw(SkCanvas* canvas) {
68 SkAutoTUnref<SkSurface> surface(new_surface(SMALL_W, SMALL_H));
69
70 canvas->scale(ZOOM, ZOOM);
71
72 SkPaint paint;
73 paint.setStyle(SkPaint::kStroke_Style);
74 paint.setStrokeWidth(SK_Scalar1);
75
76 for (int i = 0; i < REPEAT_LOOP; ++i) {
77 SkPath line, path;
skia.committer@gmail.come659c2e2012-12-04 02:01:25 +000078 line.moveTo(SkIntToScalar(1), SkIntToScalar(2));
robertphillips@google.com93f03322012-12-03 17:35:19 +000079 line.lineTo(SkIntToScalar(4 + i), SkIntToScalar(1));
reed@google.com4117a242012-10-30 20:26:58 +000080 paint.getFillPath(line, &path);
81 draw_fatpath(canvas, surface, &path, 1);
skia.committer@gmail.come862d162012-10-31 02:01:18 +000082
reed@google.com4117a242012-10-30 20:26:58 +000083 canvas->translate(0, SMALL_H);
84 }
85 }
86
87private:
88 typedef skiagm::GM INHERITED;
89};
90
91///////////////////////////////////////////////////////////////////////////////
92
93DEF_GM(return new FatPathFillGM;)