diff options
| -rw-r--r-- | gm/composeshader.cpp | 52 |
1 files changed, 41 insertions, 11 deletions
diff --git a/gm/composeshader.cpp b/gm/composeshader.cpp index b40e2263d6..b5607d511b 100644 --- a/gm/composeshader.cpp +++ b/gm/composeshader.cpp @@ -1,4 +1,3 @@ - /* * Copyright 2012 Google Inc. * @@ -16,11 +15,9 @@ #include "SkString.h" #include "SkXfermode.h" -namespace skiagm { - -class ShaderGM : public GM { +class ComposeShaderGM : public skiagm::GM { public: - ShaderGM() { + ComposeShaderGM() { SkPoint pts[2]; SkColor colors[2]; @@ -46,7 +43,7 @@ public: mode->unref(); } - virtual ~ShaderGM() { + virtual ~ComposeShaderGM() { SkSafeUnref(fShader); } @@ -60,7 +57,7 @@ protected: } virtual SkISize onISize() SK_OVERRIDE { - return make_isize(120, 120); + return SkISize::Make(120, 120); } virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { @@ -73,14 +70,47 @@ protected: canvas->drawRectCoords(0, 0, SkIntToScalar(100), SkIntToScalar(100), paint); } -private: +protected: SkShader* fShader; + +private: typedef GM INHERITED ; }; +class ComposeShaderAlphaGM : public ComposeShaderGM { +public: + ComposeShaderAlphaGM() {} + +protected: + virtual SkString onShortName() SK_OVERRIDE { + return SkString("composeshader_alpha"); + } + + virtual SkISize onISize() SK_OVERRIDE { + return SkISize::Make(120, 1024); + } + + virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { + SkPaint paint; + paint.setColor(SK_ColorGREEN); + + const SkRect r = SkRect::MakeXYWH(5, 5, 100, 100); + for (int alpha = 0xFF; alpha > 0; alpha -= 0x20) { + paint.setAlpha(0xFF); + paint.setShader(NULL); + canvas->drawRect(r, paint); + + paint.setAlpha(alpha); + paint.setShader(fShader); + canvas->drawRect(r, paint); + + canvas->translate(r.width() + 5, 0); + } + } +}; + ////////////////////////////////////////////////////////////////////////////// -static GM* MyFactory(void*) { return new ShaderGM; } -static GMRegistry reg(MyFactory); +DEF_GM( return new ComposeShaderGM; ) +DEF_GM( return new ComposeShaderAlphaGM; ) -} // namespace |