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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 "SampleCode.h"
#include "SkView.h"
#include "SkCanvas.h"
#include "SkGradientShader.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include "SkPath.h"
#include "SkRegion.h"
#include "SkShader.h"
#include "SkUtils.h"
#include "SkXfermode.h"
#include "SkColorPriv.h"
#include "SkColorFilter.h"
#include "SkTime.h"
#include "SkTypeface.h"
#include "SkOSFile.h"
#include "SkStream.h"
#if SK_SUPPORT_GPU
#include "SkGpuDevice.h"
#else
class GrContext;
#endif
static void make_bitmap(SkBitmap* bitmap, GrContext* ctx) {
SkCanvas canvas;
#if SK_SUPPORT_GPU
if (ctx) {
SkDevice* dev = new SkGpuDevice(ctx, SkBitmap::kARGB_8888_Config, 64, 64);
canvas.setDevice(dev)->unref();
*bitmap = dev->accessBitmap(false);
} else
#endif
{
bitmap->setConfig(SkBitmap::kARGB_8888_Config, 64, 64);
bitmap->allocPixels();
canvas.setBitmapDevice(*bitmap);
}
canvas.drawColor(SK_ColorRED);
SkPaint paint;
paint.setAntiAlias(true);
const SkPoint pts[] = { { 0, 0 }, { 64, 64 } };
const SkColor colors[] = { SK_ColorWHITE, SK_ColorBLUE };
paint.setShader(SkGradientShader::CreateLinear(pts, colors, NULL, 2,
SkShader::kClamp_TileMode))->unref();
canvas.drawCircle(32, 32, 32, paint);
}
class BitmapRectView : public SampleView {
public:
BitmapRectView() {
this->setBGColor(SK_ColorGRAY);
}
protected:
// overrides from SkEventSink
virtual bool onQuery(SkEvent* evt) {
if (SampleCode::TitleQ(*evt)) {
SampleCode::TitleR(evt, "BitmapRect");
return true;
}
return this->INHERITED::onQuery(evt);
}
virtual void onDrawContent(SkCanvas* canvas) {
GrContext* ctx = SampleCode::GetGr();
const SkIRect src[] = {
{ 0, 0, 32, 32 },
{ 0, 0, 80, 80 },
{ 32, 32, 96, 96 },
{ -32, -32, 32, 32, }
};
SkPaint paint;
paint.setStyle(SkPaint::kStroke_Style);
paint.setColor(ctx ? SK_ColorGREEN : SK_ColorYELLOW);
SkBitmap bitmap;
make_bitmap(&bitmap, ctx);
SkRect dstR = { 0, 200, 128, 380 };
canvas->translate(16, 40);
for (size_t i = 0; i < SK_ARRAY_COUNT(src); i++) {
SkRect srcR;
srcR.set(src[i]);
canvas->drawBitmap(bitmap, 0, 0, &paint);
canvas->drawBitmapRect(bitmap, &src[i], dstR, &paint);
canvas->drawRect(dstR, paint);
canvas->drawRect(srcR, paint);
canvas->translate(160, 0);
}
}
private:
typedef SkView INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static SkView* MyFactory() { return new BitmapRectView; }
static SkViewRegister reg(MyFactory);
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