NUISamples/NUISamples.TizenTV/examples/image-view.cs

   1 /*
   2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   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
  18 using System;
  19 using System.Runtime.InteropServices;
  20 using Tizen.NUI;
  21 using Tizen.NUI.Constants;
  22
  23 namespace ImageViewTest
  24 {
  25     class Example : NUIApplication
  26     {
  27         public static void Log(string str)
  28         {
  29             Console.WriteLine("[DALI C# SAMPLE] " + str);
  30         }
  31
  32         private Animation _animation;
  33         private ImageView _imageView;
  34         private bool _isAniFinised = true;
  35         private Layer layer, _layer1, _layer2;
  36         private PushButton _pushButton1, _pushButton2;
  37         private Stage stage;
  38
  39         public Example() : base()
  40         {
  41         }
  42
  43         public Example(string stylesheet) : base(stylesheet)
  44         {
  45         }
  46
  47         public Example(string stylesheet, WindowMode windowMode) : base(stylesheet, windowMode)
  48         {
  49         }
  50
  51         protected override void OnCreate()
  52         {
  53             base.OnCreate();
  54             Initialize();
  55         }
  56
  57         public void Initialize()
  58         {
  59             Log("Customized Application Initialize event handler");
  60             stage = Stage.Instance;
  61             stage.BackgroundColor = Color.Cyan;
  62             stage.Touch += OnStageTouched;
  63             stage.Wheel += OnStageWheelMoved;
  64             stage.Key += OnStageKeyPressed;
  65             //stage.EventProcessingFinished += OnStageEventProcessingFinished;
  66
  67             layer = stage.GetDefaultLayer();
  68             _layer1 = new Layer();
  69             _layer2 = new Layer();
  70             stage.AddLayer(_layer1);
  71             stage.AddLayer(_layer2);
  72             Log("_layer1.Behavior =" + _layer1.Behavior);
  73             if (_layer1.Behavior == Layer.LayerBehavior.LayerUI)
  74             {
  75                 _layer1.Behavior = Layer.LayerBehavior.Layer2D;
  76                 Log("again _layer1.Behavior =" + _layer1.Behavior);
  77             }
  78             // Add a ImageView to the stage
  79             _imageView = new ImageView();
  80             _imageView.ResourceUrl = "./images/gallery-3.jpg";
  81             _imageView.ParentOrigin = ParentOrigin.Center;
  82             _imageView.AnchorPoint = AnchorPoint.Center;
  83             _imageView.PixelArea = new Vector4(0.0f, 0.0f, 0.5f, 0.5f);
  84             //_imageView.SetResizePolicy(ResizePolicyType.USE_NATURAL_SIZE, DimensionType.ALL_DIMENSIONS);
  85             layer.Add(_imageView);
  86
  87             _pushButton1 = new PushButton();
  88             _pushButton1.ParentOrigin = ParentOrigin.BottomLeft;
  89             _pushButton1.AnchorPoint = AnchorPoint.BottomLeft;
  90             _pushButton1.LabelText = "start animation";
  91             _pushButton1.Position = new Vector3(0.0f, stage.Size.Height * 0.1f, 0.0f);
  92             _pushButton1.Clicked += OnPushButtonClicked1;
  93             _layer1.Add(_pushButton1);
  94
  95             _pushButton2 = new PushButton();
  96             _pushButton2.ParentOrigin = ParentOrigin.BottomLeft;
  97             _pushButton2.AnchorPoint = AnchorPoint.BottomLeft;
  98             _pushButton2.LabelText = "reload image with same URL";
  99             _pushButton2.Position = new Vector3(0.0f, stage.Size.Height * 0.2f, 0.0f);
 100             _pushButton2.Clicked += OnPushButtonClicked2;
 101             _layer2.Add(_pushButton2);
 102
 103         }
 104
 105         public bool OnPushButtonClicked2(object sender, EventArgs e)
 106         {
 107             if (_imageView)
 108             {
 109                 Log("OnPushButtonClicked2()!");
 110                 layer.Remove(_imageView);
 111                 _imageView = new ImageView();
 112                 _imageView.ResourceUrl = "./images/gallery-3.jpg";
 113                 _imageView.ParentOrigin = ParentOrigin.Center;
 114                 _imageView.AnchorPoint = AnchorPoint.Center;
 115                 _imageView.PixelArea = new Vector4(0.0f, 0.0f, 0.5f, 0.5f);
 116                 //_imageView.SetResizePolicy(ResizePolicyType.USE_NATURAL_SIZE, DimensionType.ALL_DIMENSIONS);
 117                 layer.Add(_imageView);
 118             }
 119
 120             return true;
 121         }
 122
 123         public bool OnPushButtonClicked1(object sender, EventArgs e)
 124         {
 125             if (_isAniFinised == true)
 126             {
 127                 _isAniFinised = false;
 128                 Log("OnPushButtonClicked1()!");
 129
 130                 // Create a new _animation
 131                 if (_animation)
 132                 {
 133                     //_animation.Stop(Tizen.NUI.Constants.Animation.EndAction.Stop);
 134                     _animation.Reset();
 135                 }
 136
 137                 _animation = new Animation();
 138                 _animation.AnimateTo(_imageView, "PixelArea", new Vector4(0.5f, 0.0f, 0.5f, 0.5f), 0, 1000);
 139                 _animation.AnimateTo(_imageView, "PixelArea", new Vector4(0.5f, 0.5f, 0.5f, 0.5f), 1000, 2000);
 140                 _animation.AnimateTo(_imageView, "PixelArea", new Vector4(0.0f, 0.0f, 1.0f, 1.0f), 2000, 3000);
 141                 _animation.AnimateTo(_imageView, "PixelArea", new Vector4(0.5f, 0.5f, 0.5f, 0.5f), 3000, 4000);
 142
 143                 KeyFrames _keyFrames = new KeyFrames();
 144                 _keyFrames.Add(0.0f, new Size(0.0f, 0.0f, 0.0f));
 145                 _keyFrames.Add(0.3f, new Size(stage.Size.Width * 0.7f, stage.Size.Height * 0.7f, 0.0f));
 146                 _keyFrames.Add(1.0f, new Size(stage.Size));
 147                 _animation.AnimateBetween(_imageView, "Size", _keyFrames, 4000, 6000, Animation.Interpolation.Linear);
 148
 149                 _animation.EndAction = Animation.EndActions.Discard;
 150
 151                 // Connect the signal callback for animaiton finished signal
 152                 _animation.Finished += AnimationFinished;
 153                 _animation.Finished += AnimationFinished2;
 154
 155                 // Play the _animation
 156                 _animation.Play();
 157             }
 158
 159             return true;
 160         }
 161
 162         // Callback for _animation finished signal handling
 163         public void AnimationFinished(object sender, EventArgs e)
 164         {
 165             Log("AnimationFinished()!");
 166         }
 167
 168         // Callback for second _animation finished signal handling
 169         public void AnimationFinished2(object sender, EventArgs e)
 170         {
 171             Log("AnimationFinished2()!");
 172             if (_animation)
 173             {
 174                 Log("Duration= " + _animation.Duration);
 175                 Log("EndAction= " + _animation.EndAction);
 176                 _isAniFinised = true;
 177             }
 178         }
 179
 180         public void OnStageEventProcessingFinished(object sender, EventArgs e)
 181         {
 182             Log("OnStageEventProcessingFinished()!");
 183             if (e != null)
 184             {
 185                 Log("e != null !");
 186             }
 187         }
 188
 189         public void OnStageKeyPressed(object sender, Stage.KeyEventArgs e)
 190         {
 191             Log("OnStageKeyEventOccured()!");
 192             Log("keyPressedName=" + e.Key.KeyPressedName);
 193             Log("state=" + e.Key.State);
 194         }
 195
 196         public void OnStageWheelMoved(object sender, Stage.WheelEventArgs e)
 197         {
 198             Log("OnStageWheelEventOccured()!");
 199             Log("direction=" + e.Wheel.Direction);
 200             Log("type=" + e.Wheel.Type);
 201         }
 202
 203         // Callback for stage touched signal handling
 204         public void OnStageTouched(object sender, Stage.TouchEventArgs e)
 205         {
 206             Log("OnStageTouched()! e.TouchData.GetState(0)=" + e.Touch.GetState(0));
 207         }
 208
 209         /// <summary>
 210         /// The main entry point for the application.
 211         /// </summary>
 212         [STAThread]
 213         static void _Main(string[] args)
 214         {
 215             Log("Main() called!");
 216
 217             Example example = new Example();
 218             example.Run(args);
 219         }
 220     }
 221 }