C++程序  |  50行  |  1.28 KB

/* libs/graphics/animator/SkDisplayRandom.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 SkDisplayRandom_DEFINED
#define SkDisplayRandom_DEFINED

#include "SkDisplayable.h"
#include "SkMemberInfo.h"
#include "SkRandom.h"

#ifdef min
#undef min
#endif

#ifdef max
#undef max
#endif

class SkDisplayRandom : public SkDisplayable {
    DECLARE_DISPLAY_MEMBER_INFO(Random);
    SkDisplayRandom();
#ifdef SK_DUMP_ENABLED
    virtual void dump(SkAnimateMaker* );
#endif
    virtual bool getProperty(int index, SkScriptValue* value) const;
    virtual bool setProperty(int index, SkScriptValue& );
private:
    SkScalar blend;
    SkScalar min;
    SkScalar max;
    mutable SkRandom fRandom;
};

#endif // SkDisplayRandom_DEFINED