1 /*
2 * Copyright 2011 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 "SkTypeface.h"
12
13 namespace skiagm {
14
15 class StrokeFillGM : public GM {
16 public:
StrokeFillGM()17 StrokeFillGM() {
18
19 }
20
21 protected:
onShortName()22 virtual SkString onShortName() {
23 return SkString("stroke-fill");
24 }
25
onISize()26 virtual SkISize onISize() {
27 return make_isize(640, 480);
28 }
29
show_bold(SkCanvas * canvas,const void * text,int len,SkScalar x,SkScalar y,const SkPaint & paint)30 static void show_bold(SkCanvas* canvas, const void* text, int len,
31 SkScalar x, SkScalar y, const SkPaint& paint) {
32 SkPaint p(paint);
33 canvas->drawText(text, len, x, y, p);
34 p.setFakeBoldText(true);
35 canvas->drawText(text, len, x, y + SkIntToScalar(120), p);
36 }
37
onDraw(SkCanvas * canvas)38 virtual void onDraw(SkCanvas* canvas) {
39 SkScalar x = SkIntToScalar(100);
40 SkScalar y = SkIntToScalar(88);
41
42 SkPaint paint;
43 paint.setAntiAlias(true);
44 paint.setTextSize(SkIntToScalar(100));
45 paint.setStrokeWidth(SkIntToScalar(5));
46
47 SkTypeface* face = SkTypeface::CreateFromName("Papyrus", SkTypeface::kNormal);
48 SkSafeUnref(paint.setTypeface(face));
49 show_bold(canvas, "Hello", 5, x, y, paint);
50
51 face = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
52 SkSafeUnref(paint.setTypeface(face));
53 const unsigned char hyphen[] = { 0xE3, 0x83, 0xBC };
54 show_bold(canvas, hyphen, SK_ARRAY_COUNT(hyphen), x + SkIntToScalar(300), y, paint);
55
56 paint.setStyle(SkPaint::kStrokeAndFill_Style);
57
58 SkPath path;
59 path.setFillType(SkPath::kWinding_FillType);
60 path.addCircle(x, y + SkIntToScalar(200), SkIntToScalar(50), SkPath::kCW_Direction);
61 path.addCircle(x, y + SkIntToScalar(200), SkIntToScalar(40), SkPath::kCCW_Direction);
62 canvas->drawPath(path, paint);
63
64 SkPath path2;
65 path2.setFillType(SkPath::kWinding_FillType);
66 path2.addCircle(x + SkIntToScalar(120), y + SkIntToScalar(200), SkIntToScalar(50), SkPath::kCCW_Direction);
67 path2.addCircle(x + SkIntToScalar(120), y + SkIntToScalar(200), SkIntToScalar(40), SkPath::kCW_Direction);
68 canvas->drawPath(path2, paint);
69
70 path2.reset();
71 path2.addCircle(x + SkIntToScalar(240), y + SkIntToScalar(200), SkIntToScalar(50), SkPath::kCCW_Direction);
72 canvas->drawPath(path2, paint);
73 SkASSERT(path2.cheapIsDirection(SkPath::kCCW_Direction));
74
75 path2.reset();
76 SkASSERT(!path2.cheapComputeDirection(NULL));
77 path2.addCircle(x + SkIntToScalar(360), y + SkIntToScalar(200), SkIntToScalar(50), SkPath::kCW_Direction);
78 SkASSERT(path2.cheapIsDirection(SkPath::kCW_Direction));
79 canvas->drawPath(path2, paint);
80 }
81
82 private:
83 typedef GM INHERITED;
84 };
85
86 //////////////////////////////////////////////////////////////////////////////
87
MyFactory(void *)88 static GM* MyFactory(void*) { return new StrokeFillGM; }
89 static GMRegistry reg(MyFactory);
90
91 }
92