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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_GRAPHICS_PICTURE_H_
#define ANDROID_GRAPHICS_PICTURE_H_
#include "SkPicture.h"
#include "SkPictureRecorder.h"
#include "SkRefCnt.h"
#include <memory>
class SkStream;
class SkWStream;
namespace android {
class Canvas;
// Skia's SkPicture class has been split into an SkPictureRecorder
// and an SkPicture. AndroidPicture recreates the functionality
// of the old SkPicture interface by flip-flopping between the two
// new classes.
class Picture {
public:
explicit Picture(const Picture* src = NULL);
explicit Picture(sk_sp<SkPicture>&& src);
virtual ~Picture() = default;
Canvas* beginRecording(int width, int height);
void endRecording();
int width() const;
int height() const;
static Picture* CreateFromStream(SkStream* stream);
virtual void serialize(SkWStream* stream) const;
void draw(Canvas* canvas);
private:
int mWidth;
int mHeight;
sk_sp<SkPicture> mPicture;
std::unique_ptr<SkPictureRecorder> mRecorder;
// Make a copy of a picture that is in the midst of being recorded. The
// resulting picture will have balanced saves and restores.
sk_sp<SkPicture> makePartialCopy() const;
};
}; // namespace android
#endif // ANDROID_GRAPHICS_PICTURE_H_
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