plugins/dali-swig/examples/firstscreen/EdenEffect.cs

   1 using Dali;
   2 using System;
   3 using System.Collections.Generic;
   4 using System.Collections.Specialized;
   5
   6 namespace FirstScreen
   7 {
   8     public class EdenEffect : IEdenEffect
   9     {
  10         private float _frameThickness;
  11         private EdenData[] _edenFocusData; // Each EdenData is used for one key frame animation (total 6 key frame animations needed for EddenEffect)
  12         private Animation _animation;      // Animation used to apply all six key frame animations
  13
  14         public EdenEffect()
  15         {
  16             _frameThickness = 10.0f;
  17             float _bottomFrameTime = 0.6f; // complete the halo/bottom animation 60% of the way through
  18             float _sideFrameTime = 0.8f; // Start the side frame  animation after the bottom animation and complete at 80% of the way through
  19             float _topFrameTime = 1.0f; // start the top frame animation after the side frame animation and complete at 100% way through
  20
  21             // Six key frame animations (EdenData objects) needed for EddenEffect
  22             // Two key frame animations for top horizontal effect
  23             // Two key frame animations for bottom horizontal effect
  24             // Two key frame animations for vertical horizontal effect
  25             _edenFocusData = new EdenData[6];
  26
  27             EdenData edenData = new EdenData("halo", "halo.png", EdenData.Direction.Horizontal, NDalic.ParentOriginTopCenter,
  28                                              new Vector3(50,20,0),  new Vector3(0.0f, 100.0f , 0.0f), 0.0f, _bottomFrameTime);
  29             _edenFocusData[0] = edenData;
  30
  31             edenData = new EdenData("bottom", "horizontalFrame.png", EdenData.Direction.Horizontal, NDalic.ParentOriginTopCenter,
  32                                     new Vector3(0.0f, 0.0f, 0.0f),  new Vector3(0.0f, _frameThickness, 0.0f), 0.0f, _bottomFrameTime);
  33             _edenFocusData[1] = edenData;
  34
  35             edenData = new EdenData("left", "verticalFrame.png", EdenData.Direction.Vertical, NDalic.ParentOriginBottomLeft,
  36                                     new Vector3(0.0f, 0.0f, 0.0f),  new Vector3(_frameThickness, 0.0f, 0.0f), _bottomFrameTime, _sideFrameTime);
  37             _edenFocusData[2] = edenData;
  38
  39             edenData = new EdenData("right", "verticalFrame.png", EdenData.Direction.Vertical, NDalic.ParentOriginBottomRight,
  40                                     new Vector3(0.0f, 0.0f, 0.0f),  new Vector3(_frameThickness, 0.0f, 0.0f), _bottomFrameTime, _sideFrameTime);
  41             _edenFocusData[3] = edenData;
  42
  43             edenData = new EdenData("top-left", "horizontalFrame.png", EdenData.Direction.Horizontal, NDalic.ParentOriginBottomLeft,
  44                                     new Vector3(0.0f, 0.0f, 0.0f),  new Vector3(0.0f ,_frameThickness, 0.0f), _sideFrameTime, _topFrameTime);
  45             _edenFocusData[4] = edenData;
  46
  47             edenData = new EdenData("top-right", "horizontalFrame.png", EdenData.Direction.Horizontal, NDalic.ParentOriginBottomRight,
  48                                     new Vector3(0.0f, 0.0f, 0.0f),  new Vector3(0.0f, _frameThickness, 0.0f), _sideFrameTime, _topFrameTime);
  49             _edenFocusData[5] = edenData;
  50         }
  51
  52         public void FocusAnimation(View parentItem, Vector3 itemSize, float duration, EdenEffectDirection direction)
  53         {
  54             var itemWidth = itemSize.x + _frameThickness / 2;
  55             var itemHeight = itemSize.y + _frameThickness / 3;
  56
  57             if (_animation)
  58             {
  59                 _animation.Clear();
  60                 _animation.Reset();
  61             }
  62             _animation = new Animation(duration);
  63
  64             if (direction == EdenEffectDirection.BottomToTop)
  65             {
  66                 _edenFocusData[0].ParentOrigin = NDalic.ParentOriginBottomCenter;
  67                 _edenFocusData[1].ParentOrigin = NDalic.ParentOriginBottomCenter;
  68                 _edenFocusData[2].ParentOrigin = NDalic.ParentOriginBottomLeft;
  69                 _edenFocusData[3].ParentOrigin = NDalic.ParentOriginBottomRight;
  70                 _edenFocusData[4].ParentOrigin = NDalic.ParentOriginTopLeft;
  71                 _edenFocusData[5].ParentOrigin = NDalic.ParentOriginTopRight;
  72             }
  73             else
  74             {
  75                 _edenFocusData[0].ParentOrigin = NDalic.ParentOriginTopCenter;
  76                 _edenFocusData[1].ParentOrigin = NDalic.ParentOriginTopCenter;
  77                 _edenFocusData[2].ParentOrigin = NDalic.ParentOriginBottomLeft;
  78                 _edenFocusData[3].ParentOrigin = NDalic.ParentOriginBottomRight;
  79                 _edenFocusData[4].ParentOrigin = NDalic.ParentOriginBottomLeft;
  80                 _edenFocusData[5].ParentOrigin = NDalic.ParentOriginBottomRight;
  81             }
  82
  83             foreach (EdenData edenData in _edenFocusData)
  84             {
  85                 var currentParent =  edenData.ImageItem.GetParent();
  86
  87                 // first parent the controls
  88                 if (parentItem != currentParent)
  89                 {
  90                     parentItem.Add(edenData.ImageItem);
  91                 }
  92
  93                 edenData.ImageItem.Size = new Vector3(100.0f,100.0f, 0.0f);
  94                 parentItem.Add(edenData.ImageItem);
  95
  96                 Vector3 targetSize = edenData.TargetSize;
  97                 Vector3 initSize = edenData.InitSize;
  98
  99                 if (edenData.EdenDirection == EdenData.Direction.Horizontal)
 100                 {
 101                     // adjust the width to match the parent
 102                     targetSize.x = itemWidth;
 103                 }
 104                 else // vertical frame
 105                 {
 106                     // adjust the height to match the parent
 107                     targetSize.y = itemHeight;
 108                 }
 109
 110                 // half the size for the top frame as we come out from both left / right sides
 111                 if (edenData.Name == "top-right" ||  edenData.Name == "top-left")
 112                 {
 113                     targetSize.x = itemWidth - _frameThickness;
 114                 }
 115
 116                 KeyFrames keyFrames = new KeyFrames();
 117
 118                 keyFrames.Add(0.0f, new Property.Value(initSize));
 119                 keyFrames.Add(edenData.KeyFrameStart, new Property.Value(initSize));
 120                 keyFrames.Add(edenData.KeyFrameEnd, new Property.Value(targetSize));
 121
 122                 // for halo add an extra keyframe to shrink it ( in 20% of time after it has finished)
 123                 if (edenData.Name =="halo")
 124                 {
 125                     keyFrames.Add(edenData.KeyFrameEnd + 0.2f, new Property.Value(initSize));
 126                 }
 127
 128                 _animation.AnimateBetween(new Property(edenData.ImageItem, Actor.Property.SIZE), keyFrames,
 129                                           new AlphaFunction(AlphaFunction.BuiltinFunction.EASE_OUT_SINE));
 130
 131                 // Simulate the vertical frame growing from the top.
 132                 // Vertical items are anchored to the bottom of the parent... so when they grow
 133                 // we need to move them to the middle of the parent ( otherwise they stick out the bottom)
 134                 if (edenData.EdenDirection == EdenData.Direction.Vertical)
 135                 {
 136                     //animate position as well so it looks like animation is coming from bottom
 137                     KeyFrames keyFramesV = new KeyFrames();
 138
 139                     if (direction == EdenEffectDirection.BottomToTop)
 140                     {
 141                         keyFramesV.Add(0.0f, new Property.Value(0.0f));
 142                         keyFramesV.Add(edenData.KeyFrameStart, new Property.Value(0.0f));
 143                     }
 144                     else
 145                     {
 146                         keyFramesV.Add(0.0f, new Property.Value(-itemHeight));
 147                         keyFramesV.Add(edenData.KeyFrameStart, new Property.Value(-itemHeight));
 148                     }
 149
 150                     keyFramesV.Add(edenData.KeyFrameEnd, new Property.Value(-itemHeight / 2)); // animate to halfway up the control
 151
 152                     _animation.AnimateBetween(new Property(edenData.ImageItem, Actor.Property.POSITION_Y), keyFramesV,
 153                                               new AlphaFunction(AlphaFunction.BuiltinFunction.EASE_OUT_SINE));
 154                 }
 155
 156                 // Simulate the top frame growing from the sides.
 157                 if (edenData.Name == "top-left")
 158                 {
 159                     KeyFrames keyFramesTL = new KeyFrames();
 160
 161                     keyFramesTL.Add(0.0f, new Property.Value(0.0f));
 162                     keyFramesTL.Add(edenData.KeyFrameStart, new Property.Value(0.0f));
 163                     keyFramesTL.Add(edenData.KeyFrameEnd, new Property.Value(itemWidth / 2)); // animate to halfway up the control
 164
 165                     // grow these from the left or right
 166                     _animation.AnimateBetween(new Property(edenData.ImageItem, Actor.Property.POSITION_X), keyFramesTL,
 167                                               new AlphaFunction(AlphaFunction.BuiltinFunction.EASE_OUT_SINE));
 168                 }
 169
 170                 if (edenData.Name == "top-right")
 171                 {
 172                     KeyFrames keyFramesTR = new KeyFrames();
 173
 174                     keyFramesTR.Add(0.0f, new Property.Value(0.0f));
 175                     keyFramesTR.Add(edenData.KeyFrameStart, new Property.Value(0.0f));
 176                     keyFramesTR.Add(edenData.KeyFrameEnd, new Property.Value(-itemWidth / 2)); // animate to halfway up the control
 177
 178                     // grow these from the left or right
 179                     _animation.AnimateBetween(new Property(edenData.ImageItem, Actor.Property.POSITION_X), keyFramesTR,
 180                                               new AlphaFunction(AlphaFunction.BuiltinFunction.EASE_OUT_SINE));
 181                 }
 182
 183                 _animation.Finished += OnAnimationFinished;
 184
 185                 _animation.Play();
 186             }
 187         }
 188
 189         private void OnAnimationFinished(object source, Animation.FinishedEventArgs e)
 190         {
 191             foreach (EdenData edenData in _edenFocusData)
 192             {
 193                 var currentParent =  edenData.ImageItem.GetParent();
 194
 195                 if (currentParent)
 196                 {
 197                     currentParent.Remove(edenData.ImageItem);
 198                 }
 199             }
 200         }
 201     }
 202 }
 203