| | | 1 | | using DCL.Helpers; |
| | | 2 | | using System; |
| | | 3 | | using System.Collections; |
| | | 4 | | using UnityEngine; |
| | | 5 | | using UnityEngine.UI; |
| | | 6 | | |
| | | 7 | | public interface IImageComponentView |
| | | 8 | | { |
| | | 9 | | /// <summary> |
| | | 10 | | /// It will be triggered when the sprite has been loaded. |
| | | 11 | | /// </summary> |
| | | 12 | | event Action<Sprite> OnLoaded; |
| | | 13 | | |
| | | 14 | | /// <summary> |
| | | 15 | | /// Set an image directly from a sprite. |
| | | 16 | | /// </summary> |
| | | 17 | | /// <param name="sprite">A sprite.</param> |
| | | 18 | | void SetImage(Sprite sprite); |
| | | 19 | | |
| | | 20 | | /// <summary> |
| | | 21 | | /// Set an image from a 2D texture, |
| | | 22 | | /// </summary> |
| | | 23 | | /// <param name="texture">2D texture.</param> |
| | | 24 | | void SetImage(Texture2D texture); |
| | | 25 | | |
| | | 26 | | /// <summary> |
| | | 27 | | /// Set an image from an uri. |
| | | 28 | | /// </summary> |
| | | 29 | | /// <param name="uri">Url of the image.</param> |
| | | 30 | | void SetImage(string uri); |
| | | 31 | | |
| | | 32 | | /// <summary> |
| | | 33 | | /// Resize the image size to fit into the parent. |
| | | 34 | | /// </summary> |
| | | 35 | | /// <param name="fitParent">True to fit the size.</param> |
| | | 36 | | void SetFitParent(bool fitParent); |
| | | 37 | | |
| | | 38 | | /// <summary> |
| | | 39 | | /// Active or deactive the loading indicator. |
| | | 40 | | /// </summary> |
| | | 41 | | /// <param name="isVisible">True for showing the loading indicator and hiding the image.</param> |
| | | 42 | | void SetLoadingIndicatorVisible(bool isVisible); |
| | | 43 | | } |
| | | 44 | | |
| | | 45 | | public class ImageComponentView : BaseComponentView, IImageComponentView, IComponentModelConfig |
| | | 46 | | { |
| | | 47 | | [Header("Prefab References")] |
| | | 48 | | [SerializeField] internal Image image; |
| | | 49 | | [SerializeField] internal GameObject loadingIndicator; |
| | | 50 | | |
| | | 51 | | [Header("Configuration")] |
| | | 52 | | [SerializeField] internal ImageComponentModel model; |
| | | 53 | | |
| | | 54 | | public event Action<Sprite> OnLoaded; |
| | | 55 | | |
| | | 56 | | internal Sprite currentSprite; |
| | 533 | 57 | | internal ILazyTextureObserver imageObserver = new LazyTextureObserver(); |
| | | 58 | | internal Vector2 lastParentSize; |
| | | 59 | | |
| | 594 | 60 | | public override void Start() { imageObserver.AddListener(OnImageObserverUpdated); } |
| | | 61 | | |
| | | 62 | | private void LateUpdate() |
| | | 63 | | { |
| | 361 | 64 | | if (model.fitParent && HasParentSizeChanged()) |
| | 212 | 65 | | SetFitParent(model.fitParent); |
| | 361 | 66 | | } |
| | | 67 | | |
| | | 68 | | public void Configure(BaseComponentModel newModel) |
| | | 69 | | { |
| | 1 | 70 | | model = (ImageComponentModel)newModel; |
| | 1 | 71 | | RefreshControl(); |
| | 1 | 72 | | } |
| | | 73 | | |
| | | 74 | | public override void RefreshControl() |
| | | 75 | | { |
| | 1 | 76 | | if (model == null) |
| | 0 | 77 | | return; |
| | | 78 | | |
| | 1 | 79 | | if (model.sprite != null) |
| | 1 | 80 | | SetImage(model.sprite); |
| | 0 | 81 | | else if (model.texture != null) |
| | 0 | 82 | | SetImage(model.texture); |
| | 0 | 83 | | else if (!string.IsNullOrEmpty(model.uri)) |
| | 0 | 84 | | SetImage(model.uri); |
| | | 85 | | else |
| | 0 | 86 | | SetImage(sprite: null); |
| | 0 | 87 | | } |
| | | 88 | | |
| | | 89 | | public override void Dispose() |
| | | 90 | | { |
| | 781 | 91 | | base.Dispose(); |
| | | 92 | | |
| | 781 | 93 | | imageObserver.RemoveListener(OnImageObserverUpdated); |
| | 781 | 94 | | Destroy(currentSprite); |
| | 781 | 95 | | } |
| | | 96 | | |
| | | 97 | | public void SetImage(Sprite sprite) |
| | | 98 | | { |
| | 29 | 99 | | model.sprite = sprite; |
| | | 100 | | |
| | 29 | 101 | | if (image == null) |
| | 0 | 102 | | return; |
| | | 103 | | |
| | 29 | 104 | | image.sprite = sprite; |
| | 29 | 105 | | SetFitParent(model.fitParent); |
| | 29 | 106 | | } |
| | | 107 | | |
| | | 108 | | public void SetImage(Texture2D texture) |
| | | 109 | | { |
| | 5 | 110 | | if (model.texture != texture) |
| | | 111 | | { |
| | 5 | 112 | | model.texture = texture; |
| | | 113 | | |
| | 5 | 114 | | if (!Application.isPlaying) |
| | | 115 | | { |
| | 0 | 116 | | OnImageObserverUpdated(texture); |
| | 0 | 117 | | return; |
| | | 118 | | } |
| | | 119 | | |
| | 5 | 120 | | SetLoadingIndicatorVisible(true); |
| | 5 | 121 | | imageObserver.RefreshWithTexture(texture); |
| | | 122 | | } |
| | | 123 | | |
| | 5 | 124 | | SetFitParent(model.fitParent); |
| | 5 | 125 | | } |
| | | 126 | | |
| | | 127 | | public void SetImage(string uri) |
| | | 128 | | { |
| | 4 | 129 | | if (model.uri == uri) |
| | 0 | 130 | | return; |
| | | 131 | | |
| | 4 | 132 | | model.uri = uri; |
| | | 133 | | |
| | 4 | 134 | | if (!Application.isPlaying) |
| | 0 | 135 | | return; |
| | | 136 | | |
| | 4 | 137 | | SetLoadingIndicatorVisible(true); |
| | 4 | 138 | | if (!string.IsNullOrEmpty(uri)) |
| | 4 | 139 | | imageObserver.RefreshWithUri(uri); |
| | | 140 | | else |
| | 0 | 141 | | OnImageObserverUpdated(null); |
| | 0 | 142 | | } |
| | | 143 | | |
| | | 144 | | public void SetFitParent(bool fitParent) |
| | | 145 | | { |
| | 248 | 146 | | model.fitParent = fitParent; |
| | | 147 | | |
| | 248 | 148 | | if (fitParent) |
| | 238 | 149 | | ResizeFillParent(); |
| | 248 | 150 | | } |
| | | 151 | | |
| | | 152 | | public void SetLoadingIndicatorVisible(bool isVisible) |
| | | 153 | | { |
| | 15 | 154 | | image.enabled = !isVisible; |
| | 15 | 155 | | loadingIndicator.SetActive(isVisible); |
| | 15 | 156 | | } |
| | | 157 | | |
| | | 158 | | internal void OnImageObserverUpdated(Texture texture) |
| | | 159 | | { |
| | 1 | 160 | | if (Application.isPlaying) |
| | 1 | 161 | | Destroy(currentSprite); |
| | | 162 | | else |
| | 0 | 163 | | DestroyImmediate(currentSprite); |
| | | 164 | | |
| | 1 | 165 | | currentSprite = texture != null ? Sprite.Create((Texture2D)texture, new Rect(0, 0, texture.width, texture.height |
| | 1 | 166 | | SetImage(currentSprite); |
| | 1 | 167 | | SetLoadingIndicatorVisible(false); |
| | 1 | 168 | | OnLoaded?.Invoke(currentSprite); |
| | 1 | 169 | | } |
| | | 170 | | |
| | | 171 | | internal void ResizeFillParent() |
| | | 172 | | { |
| | 238 | 173 | | RectTransform imageRectTransform = (RectTransform)image.transform; |
| | | 174 | | |
| | 238 | 175 | | imageRectTransform.anchorMin = new Vector2(0.5f, 0.5f); |
| | 238 | 176 | | imageRectTransform.anchorMax = new Vector2(0.5f, 0.5f); |
| | 238 | 177 | | imageRectTransform.pivot = new Vector2(0.5f, 0.5f); |
| | 238 | 178 | | imageRectTransform.localPosition = Vector2.zero; |
| | | 179 | | |
| | 238 | 180 | | if (transform.parent == null) |
| | 1 | 181 | | return; |
| | | 182 | | |
| | 237 | 183 | | RectTransform parent = transform.parent as RectTransform; |
| | | 184 | | |
| | | 185 | | float h, w; |
| | 237 | 186 | | h = parent.rect.height; |
| | 237 | 187 | | w = h * (image.mainTexture.width / (float)image.mainTexture.height); |
| | | 188 | | |
| | 237 | 189 | | if ((parent.rect.width - w) > 0) |
| | | 190 | | { |
| | 163 | 191 | | w = parent.rect.width; |
| | 163 | 192 | | h = w * (image.mainTexture.height / (float)image.mainTexture.width); |
| | | 193 | | } |
| | | 194 | | |
| | 237 | 195 | | imageRectTransform.sizeDelta = new Vector2(w, h); |
| | 237 | 196 | | } |
| | | 197 | | |
| | | 198 | | internal bool HasParentSizeChanged() |
| | | 199 | | { |
| | 258 | 200 | | Transform imageParent = transform.parent; |
| | 258 | 201 | | if (imageParent != null) |
| | | 202 | | { |
| | 258 | 203 | | Vector2 currentParentSize = ((RectTransform)imageParent).rect.size; |
| | | 204 | | |
| | 258 | 205 | | if (lastParentSize != currentParentSize) |
| | | 206 | | { |
| | 212 | 207 | | lastParentSize = currentParentSize; |
| | 212 | 208 | | return true; |
| | | 209 | | } |
| | | 210 | | } |
| | | 211 | | |
| | 46 | 212 | | return false; |
| | | 213 | | } |
| | | 214 | | } |