1 #include "SampleCode.h"
2 #include "SkView.h"
3 #include "SkCanvas.h"
4 #include "SkCornerPathEffect.h"
5 #include "SkCullPoints.h"
6 #include "SkGradientShader.h"
7 #include "SkPath.h"
8 #include "SkRegion.h"
9 #include "SkShader.h"
10 #include "SkUtils.h"
11
12 class FillTypeView : public SampleView {
13 SkPath fPath;
14 public:
FillTypeView()15 FillTypeView() {
16 const SkScalar radius = SkIntToScalar(45);
17 fPath.addCircle(SkIntToScalar(50), SkIntToScalar(50), radius);
18 fPath.addCircle(SkIntToScalar(100), SkIntToScalar(100), radius);
19
20 this->setBGColor(0xFFDDDDDD);
21 }
22
23 protected:
24 // overrides from SkEventSink
onQuery(SkEvent * evt)25 virtual bool onQuery(SkEvent* evt) {
26 if (SampleCode::TitleQ(*evt)) {
27 SampleCode::TitleR(evt, "FillType");
28 return true;
29 }
30 return this->INHERITED::onQuery(evt);
31 }
32
showPath(SkCanvas * canvas,int x,int y,SkPath::FillType ft,SkScalar scale,const SkPaint & paint)33 void showPath(SkCanvas* canvas, int x, int y, SkPath::FillType ft,
34 SkScalar scale, const SkPaint& paint) {
35
36 const SkRect r = { 0, 0, SkIntToScalar(150), SkIntToScalar(150) };
37
38 canvas->save();
39 canvas->translate(SkIntToScalar(x), SkIntToScalar(y));
40 canvas->clipRect(r);
41 canvas->drawColor(SK_ColorWHITE);
42 fPath.setFillType(ft);
43 canvas->translate(r.centerX(), r.centerY());
44 canvas->scale(scale, scale);
45 canvas->translate(-r.centerX(), -r.centerY());
46 canvas->drawPath(fPath, paint);
47 canvas->restore();
48 }
49
showFour(SkCanvas * canvas,SkScalar scale,const SkPaint & paint)50 void showFour(SkCanvas* canvas, SkScalar scale, const SkPaint& paint) {
51 showPath(canvas, 0, 0, SkPath::kWinding_FillType,
52 scale, paint);
53 showPath(canvas, 200, 0, SkPath::kEvenOdd_FillType,
54 scale, paint);
55 showPath(canvas, 00, 200, SkPath::kInverseWinding_FillType,
56 scale, paint);
57 showPath(canvas, 200, 200, SkPath::kInverseEvenOdd_FillType,
58 scale, paint);
59 }
60
onDrawContent(SkCanvas * canvas)61 virtual void onDrawContent(SkCanvas* canvas) {
62 canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
63
64 SkPaint paint;
65 const SkScalar scale = SkIntToScalar(5)/4;
66
67 paint.setAntiAlias(false);
68 paint.setColor(0x8000FF00);
69
70 showFour(canvas, SK_Scalar1, paint);
71 canvas->translate(SkIntToScalar(450), 0);
72 showFour(canvas, scale, paint);
73
74 paint.setAntiAlias(true);
75
76 canvas->translate(SkIntToScalar(-450), SkIntToScalar(450));
77 showFour(canvas, SK_Scalar1, paint);
78 canvas->translate(SkIntToScalar(450), 0);
79 showFour(canvas, scale, paint);
80 }
81
82 private:
83 typedef SampleView INHERITED;
84 };
85
86 //////////////////////////////////////////////////////////////////////////////
87
MyFactory()88 static SkView* MyFactory() { return new FillTypeView; }
89 static SkViewRegister reg(MyFactory);
90
91