skia2/samplecode/SampleClamp.cpp
reed c6f28f7f0e Reland of "Finish conversion to sk_sp<SkShader> (patchset #2 id:20001 of https://codereview.chromium.org/1803763002/ )"
This reverts commit 106e10ddff.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1803783002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

TBR=

Review URL: https://codereview.chromium.org/1803783002
2016-03-14 12:22:10 -07:00

63 lines
1.6 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 "SampleCode.h"
#include "SkView.h"
#include "SkCanvas.h"
#include "SkGraphics.h"
#include "SkRandom.h"
#include "SkGradientShader.h"
#include "SkPicture.h"
static sk_sp<SkShader> make_linear() {
SkPoint pts[] = { 0, 0, SK_Scalar1/500, SK_Scalar1/500 };
SkColor colors[] = { SK_ColorRED, SK_ColorBLUE };
return SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkShader::kClamp_TileMode);
}
class ClampView : public SampleView {
sk_sp<SkShader> fGrad;
public:
ClampView() {
fGrad = make_linear();
}
protected:
// overrides from SkEventSink
virtual bool onQuery(SkEvent* evt) {
if (SampleCode::TitleQ(*evt)) {
SampleCode::TitleR(evt, "Clamp");
return true;
}
return this->INHERITED::onQuery(evt);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPaint paint;
paint.setShader(fGrad);
// canvas->translate(this->width()/2, this->height()/2);
canvas->translate(64, 64);
canvas->drawPaint(paint);
SkPicture pic;
SkCanvas* c = pic.beginRecording(100, 100, 0);
SkCanvas::LayerIter layerIterator(c, false);
layerIterator.next();
layerIterator.done();
}
private:
typedef SampleView INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static SkView* MyFactory() { return new ClampView; }
static SkViewRegister reg(MyFactory);