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/* include/graphics/SkBitmapRef.h
**
** Copyright 2006, 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 SkBitmapRef_DEFINED
#define SkBitmapRef_DEFINED
#include "SkRefCnt.h"
#include "SkBitmap.h"
class SkBitmapRef : public SkRefCnt {
public:
SkBitmapRef() : fOrigWidth(0), fOrigHeight(0), fAccessed(false) {}
explicit SkBitmapRef(const SkBitmap& src)
: fBitmap(src),
fOrigWidth(src.width()),
fOrigHeight(src.height()),
fAccessed(false) {}
const SkBitmap& bitmap() const { return fBitmap; }
SkBitmap& bitmap() { return fBitmap; }
int origWidth() const { return fOrigWidth; }
int origHeight() const { return fOrigHeight; }
void setOrigSize(int width, int height) {
fOrigWidth = width;
fOrigHeight = height;
}
// return true if this is not the first access
// mark it true so all subsequent calls return true
bool accessed() { bool result = fAccessed;
fAccessed = true; return result; }
private:
SkBitmap fBitmap;
int fOrigWidth, fOrigHeight;
bool fAccessed;
};
#endif
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