skia2/gm/blurs.cpp
tfarina f539318f0d Cleanup: Get rid of make_isize() function from gm.h.
This helper function is not necessary.

The same thing can be achieved by using SkISize::Make() provided by
SkTSize API.

BUG=skia:2645
TEST=make dm && out/Debug/dm
R=robertphillips@google.com, reed@google.com

Author: tfarina@chromium.org

Review URL: https://codereview.chromium.org/326523002
2014-06-09 23:59:03 -07:00

103 lines
3.4 KiB
C++

/*
* 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"
#include "SkBlurMask.h"
#include "SkBlurMaskFilter.h"
namespace skiagm {
class BlursGM : public GM {
public:
BlursGM() {
this->setBGColor(0xFFDDDDDD);
}
protected:
virtual uint32_t onGetFlags() const SK_OVERRIDE {
return kSkipTiled_Flag;
}
virtual SkString onShortName() {
return SkString("blurs");
}
virtual SkISize onISize() {
return SkISize::Make(700, 500);
}
virtual void onDraw(SkCanvas* canvas) {
SkBlurStyle NONE = SkBlurStyle(-999);
static const struct {
SkBlurStyle fStyle;
int fCx, fCy;
} gRecs[] = {
{ NONE, 0, 0 },
{ kInner_SkBlurStyle, -1, 0 },
{ kNormal_SkBlurStyle, 0, 1 },
{ kSolid_SkBlurStyle, 0, -1 },
{ kOuter_SkBlurStyle, 1, 0 },
};
SkPaint paint;
paint.setAntiAlias(true);
paint.setTextSize(SkIntToScalar(25));
canvas->translate(SkIntToScalar(-40), SkIntToScalar(0));
SkBlurMaskFilter::BlurFlags flags = SkBlurMaskFilter::kNone_BlurFlag;
for (int j = 0; j < 2; j++) {
canvas->save();
paint.setColor(SK_ColorBLUE);
for (size_t i = 0; i < SK_ARRAY_COUNT(gRecs); i++) {
if (gRecs[i].fStyle != NONE) {
SkMaskFilter* mf = SkBlurMaskFilter::Create(gRecs[i].fStyle,
SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(20)),
flags);
paint.setMaskFilter(mf)->unref();
} else {
paint.setMaskFilter(NULL);
}
canvas->drawCircle(SkIntToScalar(200 + gRecs[i].fCx*100),
SkIntToScalar(200 + gRecs[i].fCy*100),
SkIntToScalar(50),
paint);
}
// draw text
{
SkMaskFilter* mf = SkBlurMaskFilter::Create(kNormal_SkBlurStyle,
SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(4)),
flags);
paint.setMaskFilter(mf)->unref();
SkScalar x = SkIntToScalar(70);
SkScalar y = SkIntToScalar(400);
paint.setColor(SK_ColorBLACK);
canvas->drawText("Hamburgefons Style", 18, x, y, paint);
canvas->drawText("Hamburgefons Style", 18,
x, y + SkIntToScalar(50), paint);
paint.setMaskFilter(NULL);
paint.setColor(SK_ColorWHITE);
x -= SkIntToScalar(2);
y -= SkIntToScalar(2);
canvas->drawText("Hamburgefons Style", 18, x, y, paint);
}
canvas->restore();
flags = SkBlurMaskFilter::kHighQuality_BlurFlag;
canvas->translate(SkIntToScalar(350), SkIntToScalar(0));
}
}
private:
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static GM* MyFactory(void*) { return new BlursGM; }
static GMRegistry reg(MyFactory);
}