diff options
Diffstat (limited to 'samplecode/SampleFilter.cpp')
| -rw-r--r-- | samplecode/SampleFilter.cpp | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/samplecode/SampleFilter.cpp b/samplecode/SampleFilter.cpp deleted file mode 100644 index 60dd7e090d..0000000000 --- a/samplecode/SampleFilter.cpp +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright 2011 Google Inc. - * - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ -#include "SampleCode.h" -#include "SkView.h" -#include "SkCanvas.h" -#include "SkGradientShader.h" -#include "SkPath.h" -#include "SkRegion.h" -#include "SkShader.h" -#include "SkUtils.h" -#include "Sk1DPathEffect.h" -#include "SkCornerPathEffect.h" -#include "SkPathMeasure.h" -#include "SkRandom.h" -#include "SkColorPriv.h" -#include "SkColorFilter.h" -#include "SkDither.h" -#include "sk_tool_utils.h" - -static void make_bm(SkBitmap* bm) { - const SkPMColor colors[] = { - SkPreMultiplyColor(SK_ColorRED), SkPreMultiplyColor(SK_ColorGREEN), - SkPreMultiplyColor(SK_ColorBLUE), SkPreMultiplyColor(SK_ColorWHITE) - }; - bm->allocPixels(SkImageInfo::Make(2, 2, kIndex_8_SkColorType, - kOpaque_SkAlphaType), - SkColorTable::Make(colors, 4)); - - *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->setFilterQuality(kLow_SkFilterQuality); - x += draw_bm(c, bm, x, 0, p); - p->setDither(true); - return x + draw_bm(c, bm, x, 0, p); -} - -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 = sk_tool_utils::colortype_name(bm.colorType()); - canvas->drawString(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 FilterView : public SampleView { -public: - SkBitmap fBM8, fBM4444, fBM16, fBM32; - - FilterView() { - make_bm(&fBM8); - sk_tool_utils::copy_to(&fBM4444, kARGB_4444_SkColorType, fBM8); - sk_tool_utils::copy_to(&fBM16, kRGB_565_SkColorType, fBM8); - sk_tool_utils::copy_to(&fBM32, kN32_SkColorType, fBM8); - - this->setBGColor(0xFFDDDDDD); - } - -protected: - // overrides from SkEventSink - virtual bool onQuery(SkEvent* evt) { - if (SampleCode::TitleQ(*evt)) { - SampleCode::TitleR(evt, "Filter"); - return true; - } - return this->INHERITED::onQuery(evt); - } - - virtual void onDrawContent(SkCanvas* canvas) { - 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 SampleView INHERITED; -}; - -////////////////////////////////////////////////////////////////////////////// - -static SkView* MyFactory() { return new FilterView; } -static SkViewRegister reg(MyFactory); |
