reed@google.com | 7a25337 | 2011-05-04 14:34:56 +0000 | [diff] [blame] | 1 | #include "SampleCode.h" |
| 2 | #include "SkView.h" |
| 3 | #include "SkCanvas.h" |
| 4 | #include "SkGraphics.h" |
| 5 | #include "SkRandom.h" |
| 6 | #include "SkGradientShader.h" |
| 7 | #include "SkPicture.h" |
| 8 | |
| 9 | static SkShader* make_linear() { |
| 10 | SkPoint pts[] = { 0, 0, SK_Scalar1/500, SK_Scalar1/500 }; |
| 11 | SkColor colors[] = { SK_ColorRED, SK_ColorBLUE }; |
| 12 | return SkGradientShader::CreateLinear(pts, colors, NULL, 2, |
| 13 | SkShader::kClamp_TileMode); |
| 14 | } |
| 15 | |
| 16 | class ClampView : public SampleView { |
| 17 | SkShader* fGrad; |
| 18 | |
| 19 | public: |
| 20 | ClampView() { |
| 21 | fGrad = make_linear(); |
| 22 | } |
| 23 | |
| 24 | virtual ~ClampView() { |
| 25 | fGrad->unref(); |
| 26 | } |
| 27 | |
| 28 | protected: |
| 29 | // overrides from SkEventSink |
| 30 | virtual bool onQuery(SkEvent* evt) { |
| 31 | if (SampleCode::TitleQ(*evt)) { |
| 32 | SampleCode::TitleR(evt, "Clamp"); |
| 33 | return true; |
| 34 | } |
| 35 | return this->INHERITED::onQuery(evt); |
| 36 | } |
| 37 | |
| 38 | virtual void onDrawContent(SkCanvas* canvas) { |
| 39 | SkPaint paint; |
| 40 | paint.setShader(fGrad); |
| 41 | |
| 42 | // canvas->translate(this->width()/2, this->height()/2); |
| 43 | canvas->translate(64, 64); |
| 44 | canvas->drawPaint(paint); |
| 45 | |
| 46 | SkPicture pic; |
| 47 | SkCanvas* c = pic.beginRecording(100, 100, 0); |
| 48 | SkCanvas::LayerIter layerIterator(c, false); |
| 49 | layerIterator.next(); |
| 50 | layerIterator.done(); |
| 51 | } |
| 52 | |
| 53 | private: |
| 54 | typedef SampleView INHERITED; |
| 55 | }; |
| 56 | |
| 57 | ////////////////////////////////////////////////////////////////////////////// |
| 58 | |
| 59 | static SkView* MyFactory() { return new ClampView; } |
| 60 | static SkViewRegister reg(MyFactory); |
| 61 | |