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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkPipe_DEFINED
#define SkPipe_DEFINED
#include "SkData.h"
#include "SkImage.h"
#include "SkPicture.h"
class SkCanvas;
class SkImageDeserializer;
class SkImageSerializer;
class SkTypeface;
class SkTypefaceDeserializer;
class SkTypefaceSerializer;
class SkWStream;
struct SkRect;
class SkPipeSerializer {
public:
SkPipeSerializer();
~SkPipeSerializer();
// Ownership is not transferred, so caller must ceep the serializer alive
void setTypefaceSerializer(SkTypefaceSerializer*);
void setImageSerializer(SkImageSerializer*);
void resetCache();
sk_sp<SkData> writeImage(SkImage*);
sk_sp<SkData> writePicture(SkPicture*);
void writeImage(SkImage*, SkWStream*);
void writePicture(SkPicture*, SkWStream*);
SkCanvas* beginWrite(const SkRect& cullBounds, SkWStream*);
void endWrite();
private:
class Impl;
std::unique_ptr<Impl> fImpl;
};
class SkPipeDeserializer {
public:
SkPipeDeserializer();
~SkPipeDeserializer();
// Ownership is not transferred, so caller must ceep the deserializer alive
void setTypefaceDeserializer(SkTypefaceDeserializer*);
void setImageDeserializer(SkImageDeserializer*);
sk_sp<SkImage> readImage(const SkData* data) {
if (!data) {
return nullptr;
}
return this->readImage(data->data(), data->size());
}
sk_sp<SkPicture> readPicture(const SkData* data) {
if (!data) {
return nullptr;
}
return this->readPicture(data->data(), data->size());
}
sk_sp<SkImage> readImage(const void*, size_t);
sk_sp<SkPicture> readPicture(const void*, size_t);
bool playback(const void*, size_t, SkCanvas*);
private:
class Impl;
std::unique_ptr<Impl> fImpl;
};
//////////////////////////////////////////////////////////////////////////////////////////////////
class SkTypefaceSerializer {
public:
virtual ~SkTypefaceSerializer() {}
virtual sk_sp<SkData> serialize(SkTypeface*) = 0;
};
class SkImageSerializer {
public:
virtual ~SkImageSerializer() {}
virtual sk_sp<SkData> serialize(SkImage*) = 0;
};
class SkTypefaceDeserializer {
public:
virtual ~SkTypefaceDeserializer() {}
virtual sk_sp<SkTypeface> deserialize(const void* data, size_t size) = 0;
};
#endif
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