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/*
* Copyright 2008, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PICTURESET_H
#define PICTURESET_H
#define PICTURE_SET_DUMP 0
#define PICTURE_SET_DEBUG 0
#define PICTURE_SET_VALIDATE 0
#if PICTURE_SET_DEBUG
#define DBG_SET_LOG(message) LOGD("%s %s", __FUNCTION__, message)
#define DBG_SET_LOGD(format, ...) LOGD("%s " format, __FUNCTION__, __VA_ARGS__)
#define DEBUG_SET_UI_LOGD(...) LOGD(__VA_ARGS__)
#else
#define DBG_SET_LOG(message) ((void)0)
#define DBG_SET_LOGD(format, ...) ((void)0)
#define DEBUG_SET_UI_LOGD(...) ((void)0)
#endif
#include "jni.h"
#include "SkRegion.h"
#include <wtf/Vector.h>
class SkCanvas;
class SkPicture;
class SkIRect;
namespace android {
class PictureSet {
public:
PictureSet();
PictureSet(const PictureSet& src) { set(src); }
virtual ~PictureSet();
void add(const SkRegion& area, SkPicture* picture,
uint32_t elapsed, bool split)
{
add(area, picture, elapsed, split, emptyPicture(picture));
}
void add(const SkRegion& area, SkPicture* picture,
uint32_t elapsed, bool split, bool empty);
const SkIRect& bounds(size_t i) const {
return mPictures[i].mArea.getBounds(); }
bool build();
// Update mWidth/mHeight, and adds any additional inval region
void checkDimensions(int width, int height, SkRegion* inval);
void clear();
bool draw(SkCanvas* );
static PictureSet* GetNativePictureSet(JNIEnv* env, jobject jpic);
int height() const { return mHeight; }
bool isEmpty() const; // returns true if empty or only trivial content
bool reuseSubdivided(const SkRegion& );
void set(const PictureSet& );
void setDrawTimes(const PictureSet& );
void setPicture(size_t i, SkPicture* p);
size_t size() const { return mPictures.size(); }
void split(PictureSet* result) const;
bool upToDate(size_t i) const { return mPictures[i].mPicture != NULL; }
int width() const { return mWidth; }
void dump(const char* label) const;
bool validate(const char* label) const;
private:
bool emptyPicture(SkPicture* ) const; // true if no text, images, paths
struct Pictures {
SkRegion mArea;
SkPicture* mPicture;
SkIRect mUnsplit;
uint32_t mElapsed;
bool mSplit : 8;
bool mWroteElapsed : 8;
bool mBase : 8; // true if nothing is drawn underneath this
bool mEmpty : 8; // true if the picture only draws white
};
void add(const Pictures* temp);
WTF::Vector<Pictures> mPictures;
int mHeight;
int mWidth;
};
}
#endif
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