9d524f22bf
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1842753002 Review URL: https://codereview.chromium.org/1842753002
123 lines
3.2 KiB
C++
123 lines
3.2 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 "SkBlurMask.h"
|
|
#include "SkBlurMaskFilter.h"
|
|
#include "SkCanvas.h"
|
|
#include "SkColorMatrixFilter.h"
|
|
#include "SkDiscretePathEffect.h"
|
|
#include "SkGradientShader.h"
|
|
#include "SkPaint.h"
|
|
#include "SkView.h"
|
|
|
|
|
|
//#define COLOR 0xFFFF8844
|
|
#define COLOR 0xFF888888
|
|
|
|
static void paint_proc0(SkPaint*) {
|
|
}
|
|
|
|
static void paint_proc1(SkPaint* paint) {
|
|
paint->setMaskFilter(SkBlurMaskFilter::Create(
|
|
kNormal_SkBlurStyle,
|
|
SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(2))))->unref();
|
|
}
|
|
|
|
static void paint_proc2(SkPaint* paint) {
|
|
SkScalar dir[3] = { 1, 1, 1};
|
|
paint->setMaskFilter(
|
|
SkBlurMaskFilter::CreateEmboss(SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(1)),
|
|
dir,
|
|
0.1f,
|
|
0.05f))->unref();
|
|
}
|
|
|
|
static void paint_proc3(SkPaint* paint) {
|
|
SkColor colors[] = { SK_ColorRED, COLOR, SK_ColorBLUE };
|
|
SkPoint pts[] = { { 3, 0 }, { 7, 5 } };
|
|
paint->setShader(SkGradientShader::MakeLinear(pts, colors, nullptr, SK_ARRAY_COUNT(colors),
|
|
SkShader::kMirror_TileMode));
|
|
}
|
|
|
|
static void paint_proc5(SkPaint* paint) {
|
|
paint_proc3(paint);
|
|
paint_proc2(paint);
|
|
}
|
|
|
|
typedef void (*PaintProc)(SkPaint*);
|
|
const PaintProc gPaintProcs[] = {
|
|
paint_proc0,
|
|
paint_proc1,
|
|
paint_proc2,
|
|
paint_proc3,
|
|
paint_proc5,
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
class EffectsView : public SampleView {
|
|
public:
|
|
SkPath fPath;
|
|
SkPaint fPaint[SK_ARRAY_COUNT(gPaintProcs)];
|
|
|
|
EffectsView() {
|
|
size_t i;
|
|
const float pts[] = {
|
|
0, 0,
|
|
10, 0,
|
|
10, 5,
|
|
20, -5,
|
|
10, -15,
|
|
10, -10,
|
|
0, -10
|
|
};
|
|
fPath.moveTo(pts[0], pts[1]);
|
|
for (i = 2; i < SK_ARRAY_COUNT(pts); i += 2) {
|
|
fPath.lineTo(pts[i], pts[i+1]);
|
|
}
|
|
|
|
for (i = 0; i < SK_ARRAY_COUNT(gPaintProcs); i++) {
|
|
fPaint[i].setAntiAlias(true);
|
|
fPaint[i].setColor(COLOR);
|
|
gPaintProcs[i](&fPaint[i]);
|
|
}
|
|
|
|
SkColorMatrix cm;
|
|
cm.setRotate(SkColorMatrix::kG_Axis, 180);
|
|
cm.setIdentity();
|
|
|
|
this->setBGColor(0xFFDDDDDD);
|
|
}
|
|
|
|
protected:
|
|
// overrides from SkEventSink
|
|
virtual bool onQuery(SkEvent* evt) {
|
|
if (SampleCode::TitleQ(*evt)) {
|
|
SampleCode::TitleR(evt, "Effects");
|
|
return true;
|
|
}
|
|
return this->INHERITED::onQuery(evt);
|
|
}
|
|
|
|
virtual void onDrawContent(SkCanvas* canvas) {
|
|
canvas->scale(3, 3);
|
|
canvas->translate(10, 30);
|
|
for (size_t i = 0; i < SK_ARRAY_COUNT(fPaint); i++) {
|
|
canvas->drawPath(fPath, fPaint[i]);
|
|
canvas->translate(32, 0);
|
|
}
|
|
}
|
|
|
|
private:
|
|
typedef SampleView INHERITED;
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
static SkView* MyFactory() { return new EffectsView; }
|
|
static SkViewRegister reg(MyFactory);
|