diff options
Diffstat (limited to 'gm')
| -rw-r--r-- | gm/bitmapfilters.cpp | 116 | ||||
| -rw-r--r-- | gm/filltypes.cpp | 83 | ||||
| -rw-r--r-- | gm/gm_files.mk | 7 | ||||
| -rw-r--r-- | gm/xfermodes.cpp | 6 |
4 files changed, 210 insertions, 2 deletions
diff --git a/gm/bitmapfilters.cpp b/gm/bitmapfilters.cpp new file mode 100644 index 0000000000..0487fe6958 --- /dev/null +++ b/gm/bitmapfilters.cpp @@ -0,0 +1,116 @@ +#include "gm.h" + +namespace skiagm { + +static void make_bm(SkBitmap* bm) { + const SkColor colors[] = { + SK_ColorRED, SK_ColorGREEN, + SK_ColorBLUE, SK_ColorWHITE + }; + SkColorTable* ctable = new SkColorTable(colors, 4); + bm->setConfig(SkBitmap::kIndex8_Config, 2, 2); + bm->allocPixels(ctable); + ctable->unref(); + + *bm->getAddr8(0, 0) = 0; + *bm->getAddr8(1, 0) = 1; + *bm->getAddr8(0, 1) = 2; + *bm->getAddr8(1, 1) = 3; +} + +static SkScalar draw_bm(SkCanvas* canvas, const SkBitmap& bm, + SkScalar x, SkScalar y, SkPaint* paint) { + canvas->drawBitmap(bm, x, y, paint); + return SkIntToScalar(bm.width()) * 5/4; +} + +static SkScalar draw_set(SkCanvas* c, const SkBitmap& bm, SkScalar x, + SkPaint* p) { + x += draw_bm(c, bm, x, 0, p); + p->setFilterBitmap(true); + x += draw_bm(c, bm, x, 0, p); + p->setDither(true); + return x + draw_bm(c, bm, x, 0, p); +} + +static const char* gConfigNames[] = { + "unknown config", + "A1", + "A8", + "Index8", + "565", + "4444", + "8888" +}; + +static SkScalar draw_row(SkCanvas* canvas, const SkBitmap& bm) { + SkAutoCanvasRestore acr(canvas, true); + + SkPaint paint; + SkScalar x = 0; + const int scale = 32; + + paint.setAntiAlias(true); + const char* name = gConfigNames[bm.config()]; + canvas->drawText(name, strlen(name), x, SkIntToScalar(bm.height())*scale*5/8, + paint); + canvas->translate(SkIntToScalar(48), 0); + + canvas->scale(SkIntToScalar(scale), SkIntToScalar(scale)); + + x += draw_set(canvas, bm, 0, &paint); + paint.reset(); + paint.setAlpha(0x80); + draw_set(canvas, bm, x, &paint); + return x * scale / 3; +} + +class FilterGM : public GM { +public: + SkBitmap fBM8, fBM4444, fBM16, fBM32; + + FilterGM() { + make_bm(&fBM8); + fBM8.copyTo(&fBM4444, SkBitmap::kARGB_4444_Config); + fBM8.copyTo(&fBM16, SkBitmap::kRGB_565_Config); + fBM8.copyTo(&fBM32, SkBitmap::kARGB_8888_Config); + } + +protected: + virtual SkString onShortName() { + return SkString("bitmapfilters"); + } + + virtual SkISize onISize() { + return make_isize(540, 330); + } + + virtual void onDraw(SkCanvas* canvas) { + canvas->drawColor(0xFFDDDDDD); + + SkScalar x = SkIntToScalar(10); + SkScalar y = SkIntToScalar(10); + + canvas->translate(x, y); + y = draw_row(canvas, fBM8); + canvas->translate(0, y); + y = draw_row(canvas, fBM4444); + canvas->translate(0, y); + y = draw_row(canvas, fBM16); + canvas->translate(0, y); + draw_row(canvas, fBM32); + } + +private: + typedef GM INHERITED; +}; + +////////////////////////////////////////////////////////////////////////////// + +static GM* MyFactory(void*) { return new FilterGM; } +static GMRegistry reg(MyFactory); + +} + + + diff --git a/gm/filltypes.cpp b/gm/filltypes.cpp new file mode 100644 index 0000000000..e723f1610e --- /dev/null +++ b/gm/filltypes.cpp @@ -0,0 +1,83 @@ +#include "gm.h" + +namespace skiagm { + +class FillTypeGM : public GM { + SkPath fPath; +public: + FillTypeGM() { + const SkScalar radius = SkIntToScalar(45); + fPath.addCircle(SkIntToScalar(50), SkIntToScalar(50), radius); + fPath.addCircle(SkIntToScalar(100), SkIntToScalar(100), radius); + } + +protected: + virtual SkString onShortName() { + return SkString("filltypes"); + } + + virtual SkISize onISize() { + return make_isize(835, 840); + } + + void showPath(SkCanvas* canvas, int x, int y, SkPath::FillType ft, + SkScalar scale, const SkPaint& paint) { + + const SkRect r = { 0, 0, SkIntToScalar(150), SkIntToScalar(150) }; + + canvas->save(); + canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); + canvas->clipRect(r); + canvas->drawColor(SK_ColorWHITE); + fPath.setFillType(ft); + canvas->translate(r.centerX(), r.centerY()); + canvas->scale(scale, scale); + canvas->translate(-r.centerX(), -r.centerY()); + canvas->drawPath(fPath, paint); + canvas->restore(); + } + + void showFour(SkCanvas* canvas, SkScalar scale, const SkPaint& paint) { + showPath(canvas, 0, 0, SkPath::kWinding_FillType, + scale, paint); + showPath(canvas, 200, 0, SkPath::kEvenOdd_FillType, + scale, paint); + showPath(canvas, 00, 200, SkPath::kInverseWinding_FillType, + scale, paint); + showPath(canvas, 200, 200, SkPath::kInverseEvenOdd_FillType, + scale, paint); + } + + virtual void onDraw(SkCanvas* canvas) { + canvas->drawColor(0xFFDDDDDD); + + canvas->translate(SkIntToScalar(20), SkIntToScalar(20)); + + SkPaint paint; + const SkScalar scale = SkIntToScalar(5)/4; + + paint.setAntiAlias(false); + + showFour(canvas, SK_Scalar1, paint); + canvas->translate(SkIntToScalar(450), 0); + showFour(canvas, scale, paint); + + paint.setAntiAlias(true); + + canvas->translate(SkIntToScalar(-450), SkIntToScalar(450)); + showFour(canvas, SK_Scalar1, paint); + canvas->translate(SkIntToScalar(450), 0); + showFour(canvas, scale, paint); + } + +private: + typedef GM INHERITED; +}; + +////////////////////////////////////////////////////////////////////////////// + +static GM* MyFactory(void*) { return new FillTypeGM; } +static GMRegistry reg(MyFactory); + +} + diff --git a/gm/gm_files.mk b/gm/gm_files.mk new file mode 100644 index 0000000000..02a416cfbd --- /dev/null +++ b/gm/gm_files.mk @@ -0,0 +1,7 @@ +SOURCE := \ + bitmapfilters.cpp \ + filltypes.cpp \ + gradients.cpp \ + tilemodes.cpp \ + xfermodes.cpp \ + gmmain.cpp diff --git a/gm/xfermodes.cpp b/gm/xfermodes.cpp index 8b0ea65274..5a43f4abb9 100644 --- a/gm/xfermodes.cpp +++ b/gm/xfermodes.cpp @@ -63,11 +63,13 @@ public: } protected: - SkString onShortName() { + virtual SkString onShortName() { return SkString("xfermodes"); } - SkISize onISize() { return make_isize(790, 480); } + virtual SkISize onISize() { + return make_isize(790, 480); + } void drawBG(SkCanvas* canvas) { canvas->drawColor(SK_ColorWHITE); |