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/* libs/graphics/animator/SkDisplayAdd.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 SkDisplayAdd_DEFINED
#define SkDisplayAdd_DEFINED
#include "SkDrawable.h"
#include "SkMemberInfo.h"
class SkAdd : public SkDrawable {
DECLARE_MEMBER_INFO(Add);
SkAdd();
enum Mode {
kMode_indirect,
kMode_immediate
};
virtual SkDisplayable* deepCopy(SkAnimateMaker* );
virtual bool draw(SkAnimateMaker& );
#ifdef SK_DUMP_ENABLED
virtual void dump(SkAnimateMaker* );
#endif
virtual bool enable(SkAnimateMaker& );
virtual bool hasEnable() const;
virtual void initialize();
virtual bool isDrawable() const;
protected:
// struct _A {
Mode mode;
int32_t offset;
SkDrawable* use;
SkDrawable* where; // if NULL, offset becomes index
// } A;
private:
typedef SkDrawable INHERITED;
};
class SkClear : public SkDisplayable {
virtual bool enable(SkAnimateMaker& );
};
class SkMove : public SkAdd {
DECLARE_MEMBER_INFO(Move);
private:
typedef SkAdd INHERITED;
};
class SkRemove : public SkAdd {
DECLARE_MEMBER_INFO(Remove);
SkRemove();
protected:
SkBool fDelete;
private:
friend class SkAdd;
typedef SkAdd INHERITED;
};
class SkReplace : public SkAdd {
DECLARE_MEMBER_INFO(Replace);
private:
typedef SkAdd INHERITED;
};
#endif // SkDisplayAdd_DEFINED
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