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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 "SkDumpCanvas.h"
#include "SkView.h"
#include "SkCanvas.h"
#include "Sk64.h"
#include "SkGradientShader.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include "SkOSFile.h"
#include "SkPath.h"
#include "SkPicture.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"
class PictFileView : public SampleView {
SkString fFilename;
SkPicture* fPicture;
SkPicture* fBBoxPicture;
bool fUseBBox;
static SkPicture* LoadPicture(const char path[], bool useBBox) {
SkPicture* pic = NULL;
SkBitmap bm;
if (SkImageDecoder::DecodeFile(path, &bm)) {
bm.setImmutable();
pic = SkNEW(SkPicture);
SkCanvas* can = pic->beginRecording(bm.width(), bm.height());
can->drawBitmap(bm, 0, 0, NULL);
pic->endRecording();
} else {
SkFILEStream stream(path);
if (stream.isValid()) {
pic = SkNEW_ARGS(SkPicture, (&stream, NULL, &SkImageDecoder::DecodeMemory));
}
if (false) { // re-record
SkPicture p2;
pic->draw(p2.beginRecording(pic->width(), pic->height()));
p2.endRecording();
SkString path2(path);
path2.append(".new.skp");
SkFILEWStream writer(path2.c_str());
p2.serialize(&writer);
}
}
if (useBBox) {
SkPicture* bboxPicture = SkNEW(SkPicture);
pic->draw(bboxPicture->beginRecording(pic->width(), pic->height(),
SkPicture::kOptimizeForClippedPlayback_RecordingFlag));
bboxPicture->endRecording();
SkDELETE(pic);
return bboxPicture;
} else {
return pic;
}
}
public:
PictFileView(const char name[] = NULL) : fFilename(name) {
fPicture = NULL;
fBBoxPicture = NULL;
fUseBBox = false;
}
virtual ~PictFileView() {
SkSafeUnref(fPicture);
SkSafeUnref(fBBoxPicture);
}
protected:
// overrides from SkEventSink
virtual bool onQuery(SkEvent* evt) {
if (SampleCode::TitleQ(*evt)) {
SkString name("P:");
const char* basename = strrchr(fFilename.c_str(), SkPATH_SEPARATOR);
name.append(basename ? basename+1: fFilename.c_str());
if (fUseBBox) {
name.append(" <bbox>");
}
SampleCode::TitleR(evt, name.c_str());
return true;
}
return this->INHERITED::onQuery(evt);
}
virtual bool onEvent(const SkEvent& evt) {
if (evt.isType("PictFileView::toggleBBox")) {
fUseBBox = !fUseBBox;
return true;
}
return this->INHERITED::onEvent(evt);
}
virtual void onDrawContent(SkCanvas* canvas) {
SkPicture** picture = fUseBBox ? &fBBoxPicture : &fPicture;
if (!*picture) {
*picture = LoadPicture(fFilename.c_str(), fUseBBox);
}
if (*picture) {
canvas->drawPicture(**picture);
}
}
private:
typedef SampleView INHERITED;
};
SampleView* CreateSamplePictFileView(const char filename[]);
SampleView* CreateSamplePictFileView(const char filename[]) {
return new PictFileView(filename);
}
//////////////////////////////////////////////////////////////////////////////
#if 0
static SkView* MyFactory() { return new PictFileView; }
static SkViewRegister reg(MyFactory);
#endif
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