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/*
* 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 "gm.h"
namespace skiagm {
class FillTypeGM : public GM {
SkPath fPath;
public:
FillTypeGM() {
this->setBGColor(0xFFDDDDDD);
}
void makePath() {
if (fPath.isEmpty()) {
const SkScalar radius = SkIntToScalar(45);
fPath.addCircle(SkIntToScalar(50), SkIntToScalar(50), radius);
fPath.addCircle(SkIntToScalar(100), SkIntToScalar(100), radius);
}
}
protected:
SkString onShortName() SK_OVERRIDE {
return SkString("filltypes");
}
SkISize onISize() SK_OVERRIDE {
return SkISize::Make(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);
}
void onDraw(SkCanvas* canvas) SK_OVERRIDE {
this->makePath();
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);
}
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