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/*
* Copyright 2012 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 "SkCanvas.h"
#include "SkImageDecoder.h"
#include "SkStream.h"
namespace skiagm {
/** Draw a CMYK encoded jpeg - libjpeg doesn't support CMYK->RGB
conversion so this tests Skia's internal processing
*/
class CMYKJpegGM : public GM {
public:
CMYKJpegGM() {}
protected:
virtual void onOnceBeforeDraw() SK_OVERRIDE {
// parameters to the "decode" call
bool dither = false;
SkBitmap::Config prefConfig = SkBitmap::kARGB_8888_Config;
SkString filename(INHERITED::gResourcePath);
if (!filename.endsWith("/") && !filename.endsWith("\\")) {
filename.append("/");
}
filename.append("CMYK.jpg");
SkFILEStream stream(filename.c_str());
SkImageDecoder* codec = SkImageDecoder::Factory(&stream);
if (codec) {
stream.rewind();
codec->setDitherImage(dither);
codec->decode(&stream, &fBitmap, prefConfig,
SkImageDecoder::kDecodePixels_Mode);
SkDELETE(codec);
}
}
virtual SkString onShortName() {
return SkString("cmykjpeg");
}
virtual SkISize onISize() {
return make_isize(640, 480);
}
virtual void onDraw(SkCanvas* canvas) {
canvas->translate(20*SK_Scalar1, 20*SK_Scalar1);
canvas->drawBitmap(fBitmap, 0, 0);
}
private:
SkBitmap fBitmap;
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
static GM* MyFactory(void*) { return new CMYKJpegGM; }
static GMRegistry reg(MyFactory);
}
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