330 lines
11 KiB
C#
330 lines
11 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor.IMGUI.Controls;
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using System;
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using System.Linq;
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using UnityEngine.UIElements;
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namespace UnityEditor.U2D.Animation
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{
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internal class MeshVisibilityTool : IVisibilityTool
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{
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MeshVisibilityToolView m_View;
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MeshVisibilityToolModel m_Model;
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public SkinningCache skinningCache { get; }
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public MeshVisibilityTool(SkinningCache s)
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{
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skinningCache = s;
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}
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public void Setup()
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{
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m_Model = skinningCache.CreateCache<MeshVisibilityToolModel>();
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m_View = new MeshVisibilityToolView(skinningCache)
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{
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getModel = () => m_Model,
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setAllVisibility = SetAllVisibility,
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getAllVisibility = GetAllVisibility
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};
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}
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public void Dispose() { }
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public VisualElement view => m_View;
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public string name => "Mesh";
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public void Activate()
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{
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skinningCache.events.selectedSpriteChanged.AddListener(OnSelectionChange);
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skinningCache.events.skinningModeChanged.AddListener(OnViewModeChanged);
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OnViewModeChanged(skinningCache.mode);
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if (m_Model.previousVisibility != m_Model.allVisibility)
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{
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SetAllMeshVisibility();
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m_Model.previousVisibility = m_Model.allVisibility;
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}
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}
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public void Deactivate()
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{
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skinningCache.events.selectedSpriteChanged.RemoveListener(OnSelectionChange);
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skinningCache.events.skinningModeChanged.RemoveListener(OnViewModeChanged);
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}
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public bool isAvailable => false;
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public void SetAvailabilityChangeCallback(Action callback) {}
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void OnViewModeChanged(SkinningMode characterMode)
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{
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if (characterMode == SkinningMode.Character)
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{
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m_View.Setup(skinningCache.GetSprites());
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}
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else
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{
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m_View.Setup(new[] { skinningCache.selectedSprite });
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}
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}
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void OnSelectionChange(SpriteCache sprite)
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{
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OnViewModeChanged(skinningCache.mode);
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SetAllMeshVisibility();
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}
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void SetAllVisibility(bool visibility)
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{
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using (skinningCache.UndoScope(TextContent.meshVisibility))
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{
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m_Model.allVisibility = visibility;
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SetAllMeshVisibility();
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}
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}
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void SetAllMeshVisibility()
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{
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SpriteCache[] sprites;
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if (skinningCache.mode == SkinningMode.Character)
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sprites = skinningCache.GetSprites();
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else
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sprites = new[] { skinningCache.selectedSprite };
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foreach (var spr in sprites)
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{
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if (spr != null)
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MeshVisibilityToolModel.SetMeshVisibility(spr, m_Model.allVisibility);
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}
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}
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bool GetAllVisibility()
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{
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return m_Model.allVisibility;
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}
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}
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internal class MeshVisibilityToolModel : SkinningObject
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{
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[SerializeField]
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bool m_AllVisibility = true;
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public bool allVisibility
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{
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get => m_AllVisibility;
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set => m_AllVisibility = value;
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}
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public static void SetMeshVisibility(SpriteCache sprite, bool visibility) { }
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public static bool GetMeshVisibility(SpriteCache sprite)
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{
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return false;
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}
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public bool ShouldDisable(SpriteCache sprite)
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{
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var mesh = sprite.GetMesh();
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return mesh == null || mesh.vertices.Length == 0;
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}
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public bool previousVisibility { get; set; } = true;
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}
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internal class MeshVisibilityToolView : VisibilityToolViewBase
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{
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public Func<MeshVisibilityToolModel> getModel = () => null;
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public Action<bool> setAllVisibility = (b) => {};
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public Func<bool> getAllVisibility = () => true;
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public SkinningCache skinningCache { get; set; }
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public MeshVisibilityToolView(SkinningCache s)
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{
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skinningCache = s;
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var columns = new MultiColumnHeaderState.Column[2];
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columns[0] = new MultiColumnHeaderState.Column
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{
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headerContent = new GUIContent(TextContent.name),
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headerTextAlignment = TextAlignment.Center,
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width = 200,
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minWidth = 130,
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autoResize = true,
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allowToggleVisibility = false
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};
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columns[1] = new MultiColumnHeaderState.Column
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{
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headerContent = new GUIContent(EditorGUIUtility.FindTexture("visibilityOn")),
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headerTextAlignment = TextAlignment.Center,
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width = 32,
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minWidth = 32,
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maxWidth = 32,
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autoResize = false,
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allowToggleVisibility = true
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};
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var multiColumnHeaderState = new MultiColumnHeaderState(columns);
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var multiColumnHeader = new VisibilityToolColumnHeader(multiColumnHeaderState)
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{
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GetAllVisibility = InternalGetAllVisibility,
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SetAllVisibility = InternalSetAllVisibility,
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canSort = false,
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height = 20,
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visibilityColumn = 1
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};
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m_TreeView = new MeshTreeView(m_TreeViewState, multiColumnHeader)
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{
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GetModel = InternalGetModel
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};
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SetupSearchField();
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}
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MeshVisibilityToolModel InternalGetModel()
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{
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return getModel();
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}
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public void Setup(SpriteCache[] sprites)
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{
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((MeshTreeView)m_TreeView).Setup(sprites);
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((MeshTreeView)m_TreeView).SetSelection(skinningCache.selectedSprite);
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}
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bool InternalGetAllVisibility()
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{
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return getAllVisibility();
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}
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void InternalSetAllVisibility(bool visibility)
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{
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setAllVisibility(visibility);
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}
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}
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class MeshTreeView : VisibilityTreeViewBase
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{
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private List<SpriteCache> m_Sprites = new List<SpriteCache>();
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public MeshTreeView(TreeViewState treeViewState, MultiColumnHeader header)
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: base(treeViewState, header)
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{
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this.showAlternatingRowBackgrounds = true;
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this.useScrollView = true;
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Reload();
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}
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public Func<MeshVisibilityToolModel> GetModel = () => null;
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public void Setup(SpriteCache[] sprites)
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{
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m_Sprites.Clear();
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m_Sprites.AddRange(sprites);
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Reload();
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}
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private static TreeViewItem CreateTreeViewItem(SpriteCache part)
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{
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return new TreeViewItemBase<SpriteCache>(part.GetInstanceID(), -1, part.name, part);
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}
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private void AddTreeViewItem(IList<TreeViewItem> rows, SpriteCache part)
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{
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if (string.IsNullOrEmpty(searchString) || part.name.IndexOf(searchString, StringComparison.OrdinalIgnoreCase) >= 0)
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{
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var item = CreateTreeViewItem(part);
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rows.Add(item);
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rootItem.AddChild(item);
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}
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}
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private void CellGUI(Rect cellRect, TreeViewItem item, int column, ref RowGUIArgs args)
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{
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CenterRectUsingSingleLineHeight(ref cellRect);
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switch (column)
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{
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case 0:
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DrawNameCell(cellRect, item, ref args);
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break;
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case 1:
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DrawVisibilityCell(cellRect, item);
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break;
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}
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}
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private void DrawVisibilityCell(Rect cellRect, TreeViewItem item)
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{
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GUIStyle style = MultiColumnHeader.DefaultStyles.columnHeaderCenterAligned;
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var itemView = item as TreeViewItemBase<SpriteCache>;
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var shouldDisable = GetModel().ShouldDisable(itemView.customData);
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using (new EditorGUI.DisabledScope(shouldDisable))
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{
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EditorGUI.BeginChangeCheck();
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bool visible = MeshVisibilityToolModel.GetMeshVisibility(itemView.customData);
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visible = GUI.Toggle(cellRect, visible, visible ? VisibilityIconStyle.visibilityOnIcon : VisibilityIconStyle.visibilityOffIcon, style);
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if (EditorGUI.EndChangeCheck())
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MeshVisibilityToolModel.SetMeshVisibility(itemView.customData, visible);
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}
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}
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private void DrawNameCell(Rect cellRect, TreeViewItem item, ref RowGUIArgs args)
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{
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args.rowRect = cellRect;
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base.RowGUI(args);
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}
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protected override void RowGUI(RowGUIArgs args)
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{
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var item = args.item;
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for (int i = 0; i < args.GetNumVisibleColumns(); ++i)
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{
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CellGUI(args.GetCellRect(i), item, args.GetColumn(i), ref args);
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}
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}
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protected override void SelectionChanged(IList<int> selectedIds)
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{
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SpriteCache newSelected = null;
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if (selectedIds.Count > 0)
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{
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var selected = GetRows().FirstOrDefault(x => ((TreeViewItemBase<SpriteCache>)x).customData.GetInstanceID() == selectedIds[0]) as TreeViewItemBase<SpriteCache>;
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if (selected != null)
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newSelected = selected.customData;
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}
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var skinningCache = newSelected.skinningCache;
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using (skinningCache.UndoScope(TextContent.selectionChange))
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{
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skinningCache.events.selectedSpriteChanged.Invoke(newSelected);
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}
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}
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public void SetSelection(SpriteCache sprite)
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{
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var rows = GetRows();
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for (int i = 0; rows != null && i < rows.Count; ++i)
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{
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var r = (TreeViewItemBase<SpriteCache>)rows[i];
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if (r.customData == sprite)
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{
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SetSelection(new[] { r.customData.GetInstanceID() }, TreeViewSelectionOptions.RevealAndFrame);
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break;
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}
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}
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}
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protected override IList<TreeViewItem> BuildRows(TreeViewItem root)
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{
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var rows = GetRows() ?? new List<TreeViewItem>(200);
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rows.Clear();
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m_Sprites.RemoveAll(s => s == null);
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foreach (var sprite in m_Sprites)
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AddTreeViewItem(rows, sprite);
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SetupDepthsFromParentsAndChildren(root);
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return rows;
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}
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}
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}
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