skia2/samplecode/SampleLines.cpp
rmistry@google.com ae933ce0ea Result of running tools/sanitize_source_files.py (which was added in https://codereview.appspot.com/6465078/)
This CL is part III of IV (I broke down the 1280 files into 4 CLs).
Review URL: https://codereview.appspot.com/6475053

git-svn-id: http://skia.googlecode.com/svn/trunk@5264 2bbb7eff-a529-9590-31e7-b0007b416f81
2012-08-23 18:19:56 +00:00

117 lines
3.0 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 "Sk64.h"
#include "SkCornerPathEffect.h"
#include "SkGradientShader.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include "SkKernel33MaskFilter.h"
#include "SkPath.h"
#include "SkRandom.h"
#include "SkRegion.h"
#include "SkShader.h"
#include "SkUtils.h"
#include "SkColorPriv.h"
#include "SkColorFilter.h"
#include "SkTime.h"
#include "SkTypeface.h"
#include "SkXfermode.h"
#include "SkStream.h"
#include "SkXMLParser.h"
#include "SkColorPriv.h"
#include "SkImageDecoder.h"
class LinesView : public SampleView {
public:
LinesView() {}
protected:
// overrides from SkEventSink
virtual bool onQuery(SkEvent* evt) {
if (SampleCode::TitleQ(*evt)) {
SampleCode::TitleR(evt, "Lines");
return true;
}
return this->INHERITED::onQuery(evt);
}
/*
0x1F * x + 0x1F * (32 - x)
*/
void drawRings(SkCanvas* canvas) {
canvas->scale(SkIntToScalar(1)/2, SkIntToScalar(1)/2);
SkRect r;
SkScalar x = SkIntToScalar(10);
SkScalar y = SkIntToScalar(10);
r.set(x, y, x + SkIntToScalar(100), y + SkIntToScalar(100));
SkPaint paint;
// paint.setAntiAlias(true);
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(SkScalarHalf(SkIntToScalar(3)));
paint.setColor(0xFFFF8800);
// paint.setColor(0xFFFFFFFF);
canvas->drawRect(r, paint);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkBitmap bm;
SkImageDecoder::DecodeFile("/kill.gif", &bm);
canvas->drawBitmap(bm, 0, 0, NULL);
this->drawRings(canvas);
return;
SkPaint paint;
// fAlpha = 0x80;
paint.setColor(SK_ColorWHITE);
paint.setAlpha(fAlpha & 0xFF);
SkRect r;
SkScalar x = SkIntToScalar(10);
SkScalar y = SkIntToScalar(10);
r.set(x, y, x + SkIntToScalar(100), y + SkIntToScalar(100));
canvas->drawRect(r, paint);
return;
paint.setColor(0xffffff00); // yellow
paint.setStyle(SkPaint::kStroke_Style);
paint.setStrokeWidth(SkIntToScalar(2));
// y += SK_Scalar1/2;
canvas->drawLine(x, y, x + SkIntToScalar(90), y + SkIntToScalar(90), paint);
paint.setAntiAlias(true); // with anti-aliasing
y += SkIntToScalar(10);
canvas->drawLine(x, y, x + SkIntToScalar(90), y + SkIntToScalar(90), paint);
}
virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
fAlpha = SkScalarRound(y);
this->inval(NULL);
return NULL;
}
private:
int fAlpha;
typedef SampleView INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static SkView* MyFactory() { return new LinesView; }
static SkViewRegister reg(MyFactory);