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 ThreadSafeRefCounted<AndroidAnimation> {
  37 public:
  38     AndroidAnimation(AnimatedPropertyID type,
  39                      const Animation* animation,
  40                      KeyframeValueList* operations,
  41                      double beginTime);
  42
  43     virtual ~AndroidAnimation();
  44     void suggestBeginTime(double time);
  45     double elapsedTime(double time);
  46     void pickValues(double progress, int* start, int* end);
  47     bool checkIterationsAndProgress(double time, float* finalProgress);
  48     double applyTimingFunction(float from, float to, double progress,
  49                                const TimingFunction* timingFunction);
  50     bool evaluate(LayerAndroid* layer, double time);
  51     virtual void applyForProgress(LayerAndroid* layer, float progress) = 0;
  52     static long instancesCount();
  53     void setName(const String& name) { m_name = name; }
  54     String name() { return m_name; }
  55     AnimatedPropertyID type() { return m_type; }
  56     bool fillsBackwards() { return m_fillsBackwards; }
  57     bool fillsForwards() { return m_fillsForwards; }
  58     int uniqueId() { return m_uniqueId; }
  59
  60 protected:
  61     double m_beginTime;
  62     double m_duration;
  63     bool m_fillsBackwards;
  64     bool m_fillsForwards;
  65     int m_iterationCount;
  66     int m_direction;
  67     RefPtr<TimingFunction> m_timingFunction;
  68     String m_name;
  69     AnimatedPropertyID m_type;
  70     KeyframeValueList* m_operations;
  71     int m_uniqueId;
  72     bool m_hasFinished;
  73 };
  74
  75 class AndroidOpacityAnimation : public AndroidAnimation {
  76 public:
  77     static PassRefPtr<AndroidOpacityAnimation> create(const Animation* animation,
  78                                                       KeyframeValueList* operations,
  79                                                       double beginTime);
  80     AndroidOpacityAnimation(const Animation* animation,
  81                             KeyframeValueList* operations,
  82                             double beginTime);
  83
  84     virtual void applyForProgress(LayerAndroid* layer, float progress);
  85 };
  86
  87 class AndroidTransformAnimation : public AndroidAnimation {
  88 public:
  89     static PassRefPtr<AndroidTransformAnimation> create(
  90                                                      const Animation* animation,
  91                                                      KeyframeValueList* operations,
  92                                                      double beginTime);
  93     AndroidTransformAnimation(const Animation* animation,
  94                               KeyframeValueList* operations,
  95                               double beginTime);
  96
  97     virtual void applyForProgress(LayerAndroid* layer, float progress);
  98 };
  99
 100 } // namespace WebCore
 101
 102
 103 #endif // USE(ACCELERATED_COMPOSITING)
 104
 105 #endif // AndroidAnimation_h