Source/WebCore/platform/graphics/android/AndroidAnimation.h

   1 /*
   2  * Copyright (C) 2009 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef AndroidAnimation_h
  18 #define AndroidAnimation_h
  19
  20 #if USE(ACCELERATED_COMPOSITING)
  21
  22 #include "FloatPoint.h"
  23 #include "FloatPoint3D.h"
  24 #include "GraphicsLayer.h"
  25 #include "HashMap.h"
  26 #include "LayerAndroid.h"
  27 #include "RefPtr.h"
  28 #include "Timer.h"
  29 #include "TransformOperation.h"
  30 #include "Vector.h"
  31
  32 namespace WebCore {
  33
  34 class TimingFunction;
  35
  36 class AndroidAnimation : public RefCounted<AndroidAnimation> {
  37 public:
  38     AndroidAnimation(AnimatedPropertyID type,
  39                      const Animation* animation,
  40                      KeyframeValueList* operations,
  41                      double beginTime);
  42     AndroidAnimation(AndroidAnimation* anim);
  43
  44     virtual ~AndroidAnimation();
  45     virtual PassRefPtr<AndroidAnimation> copy() = 0;
  46     void suggestBeginTime(double time);
  47     double elapsedTime(double time);
  48     void pickValues(double progress, int* start, int* end);
  49     bool checkIterationsAndProgress(double time, float* finalProgress);
  50     double applyTimingFunction(float from, float to, double progress,
  51                                const TimingFunction* timingFunction);
  52     bool evaluate(LayerAndroid* layer, double time);
  53     virtual void applyForProgress(LayerAndroid* layer, float progress) = 0;
  54     static long instancesCount();
  55     void setName(const String& name) { m_name = name; }
  56     String name() { return m_name; }
  57     AnimatedPropertyID type() { return m_type; }
  58     bool fillsBackwards() { return m_fillsBackwards; }
  59     bool fillsForwards() { return m_fillsForwards; }
  60     int uniqueId() { return m_uniqueId; }
  61
  62     double beginTime() { return m_beginTime; }
  63
  64 protected:
  65     double m_beginTime;
  66     double m_duration;
  67     bool m_fillsBackwards;
  68     bool m_fillsForwards;
  69     int m_iterationCount;
  70     int m_direction;
  71     RefPtr<TimingFunction> m_timingFunction;
  72     String m_name;
  73     AnimatedPropertyID m_type;
  74     KeyframeValueList* m_operations;
  75     int m_uniqueId;
  76     bool m_hasFinished;
  77 };
  78
  79 class AndroidOpacityAnimation : public AndroidAnimation {
  80 public:
  81     static PassRefPtr<AndroidOpacityAnimation> create(const Animation* animation,
  82                                                       KeyframeValueList* operations,
  83                                                       double beginTime);
  84     AndroidOpacityAnimation(const Animation* animation,
  85                             KeyframeValueList* operations,
  86                             double beginTime);
  87     AndroidOpacityAnimation(AndroidOpacityAnimation* anim);
  88     virtual PassRefPtr<AndroidAnimation> copy();
  89
  90     virtual void applyForProgress(LayerAndroid* layer, float progress);
  91 };
  92
  93 class AndroidTransformAnimation : public AndroidAnimation {
  94 public:
  95     static PassRefPtr<AndroidTransformAnimation> create(
  96                                                      const Animation* animation,
  97                                                      KeyframeValueList* operations,
  98                                                      double beginTime);
  99     AndroidTransformAnimation(const Animation* animation,
 100                               KeyframeValueList* operations,
 101                               double beginTime);
 102
 103     AndroidTransformAnimation(AndroidTransformAnimation* anim);
 104     virtual PassRefPtr<AndroidAnimation> copy();
 105
 106     virtual void applyForProgress(LayerAndroid* layer, float progress);
 107 };
 108
 109 } // namespace WebCore
 110
 111
 112 #endif // USE(ACCELERATED_COMPOSITING)
 113
 114 #endif // AndroidAnimation_h