0.6.0: Added ui layer and canvas picker

Editor/Toolbar/ToolbarDrawer.cs

@@ -36,16 +36,17 @@ namespace Game.NavigationTool.Editor
         private static void OnGUI()
         {
             const float Y = 5.0f;
-            const float SPACING = 8.0f;
+            const float SPACING = 4.0f;
             const float HEIGHT = 22.0f;
-            const float PLAY_BUTTON_EXTENT = 48.0f;
+            const float PLAY_BUTTON_EXTENT = 75.0f;
-            
+            const float PLAY_BUTTON_OFFSET = -23.0f;
+
             if (DRAWERS == null)
                 return;
             
             styles.Initialize(GUI.skin);
-            float xLeft = EditorGUIUtility.currentViewWidth * 0.5f - PLAY_BUTTON_EXTENT;
+            float xLeft = EditorGUIUtility.currentViewWidth * 0.5f + PLAY_BUTTON_OFFSET - PLAY_BUTTON_EXTENT;
-            float xRight = EditorGUIUtility.currentViewWidth * 0.5f + PLAY_BUTTON_EXTENT;
+            float xRight = EditorGUIUtility.currentViewWidth * 0.5f + PLAY_BUTTON_OFFSET + PLAY_BUTTON_EXTENT;
 
             for (var i = 0; i < DRAWERS.Length; i++)
             {

Editor/Toolbar/Tools/ToolScenePickerPostProcess.cs

@@ -4,7 +4,7 @@ using UnityEditor;
 
 namespace Game.NavigationTool.Editor.Toolbar
 {
-    internal sealed class ToolbarPostProcess : AssetPostprocessor
+    internal sealed class ToolScenePickerPostProcess : AssetPostprocessor
     {
         private static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths)
         {
@@ -14,7 +14,7 @@ namespace Game.NavigationTool.Editor.Toolbar
 
         private static bool HasChange(string[] assets)
         {
-            return assets.Any(s => s.EndsWith(".unity"));
+            return assets.Any(s => s.EndsWith(".unity")) || assets.Any(s => s.EndsWith("EditorBuildSettings.asset"));
         }
     }
 }

Editor/Toolbar/Tools/ToolUICanvasPicker.cs

@@ -0,0 +1,98 @@
+using System.Collections.Generic;
+using Game.NavigationTool.Editor.Toolbar;
+using JetBrains.Annotations;
+using UnityEditor;
+using UnityEditorInternal;
+using UnityEngine;
+using UTools = UnityEditor.Tools;
+
+namespace Game.NavigationTool.Editor.Tools
+{
+    [UsedImplicitly]
+    internal sealed class ToolUICanvasPicker : IToolbarDrawer
+    {
+        public bool Visible => true;
+        public bool Enabled => !EditorApplication.isPlayingOrWillChangePlaymode;
+        public EToolbarPlacement Placement => EToolbarPlacement.Left;
+
+        private static bool IS_DIRTY = true;
+        private static string[] OPTIONS = new string[0];
+        private static int[] INSTANCE_IDS = new int[0];
+
+        private void Initialize()
+        {
+            if (!IS_DIRTY)
+                return;
+
+            Canvas[] canvases = Object.FindObjectsOfType<Canvas>();
+            var list = new List<Canvas>(canvases.Length);
+            var listNames = new List<string>(canvases.Length);
+            var listIds = new List<int>(canvases.Length);
+            
+            listNames.Add("Select");
+            listIds.Add(-1);
+
+            for (var i = 0; i < canvases.Length; i++)
+            {
+                Canvas root = canvases[i].rootCanvas;
+                
+                if (list.Contains(root))
+                    continue;
+                
+                list.Add(root);
+                listNames.Add(root.name);
+                listIds.Add(root.GetInstanceID());
+            }
+
+            OPTIONS = listNames.ToArray();
+            INSTANCE_IDS = listIds.ToArray();
+            IS_DIRTY = false;
+        }
+
+        public void Update()
+        {
+            Initialize();
+        }
+
+        public void Draw(Rect rect, Styles styles)
+        {
+            Initialize();
+            int temp = EditorGUI.Popup(rect, 0, OPTIONS, styles.popup);
+
+            if (temp != 0 && OPTIONS.Length != 1)
+                Focus(INSTANCE_IDS[temp]);
+        }
+
+        public float CalculateWidth()
+        {
+            return 100.0f;
+        }
+
+        private static void Focus(int instanceId)
+        {
+            var canvas = EditorUtility.InstanceIDToObject(instanceId) as Canvas;
+
+            if (canvas == null)
+                return;
+
+            Selection.activeObject = canvas;
+            Bounds bounds = InternalEditorUtility.CalculateSelectionBounds(false, true, true);
+            Vector3 point = bounds.center;
+            Quaternion direction = canvas.transform.rotation;
+            float size = Mathf.Max(bounds.extents.x, bounds.extents.y);
+            bool ortho = canvas.renderMode == RenderMode.ScreenSpaceOverlay;
+
+            for (var i = 0; i < SceneView.sceneViews.Count; i++)
+            {
+                var view = (SceneView)SceneView.sceneViews[i];
+                view.in2DMode = false;
+                view.LookAt(point, direction, size, ortho, false);
+            }
+        }
+
+        public static void SetAsDirty()
+        {
+            IS_DIRTY = true;
+        }
+    }
+}

Editor/Toolbar/Tools/ToolUICanvasPicker.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 43fccdd423a34d8f9505996a9102888f
+timeCreated: 1615549429

Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs

@@ -0,0 +1,35 @@
+using Game.NavigationTool.Editor.Tools;
+using UnityEditor.SceneManagement;
+using UnityEngine.SceneManagement;
+
+namespace Game.NavigationTool.Editor.Toolbar
+{
+    internal static class ToolUICanvasPickerPostProcess
+    {
+        static ToolUICanvasPickerPostProcess()
+        {
+            EditorSceneManager.sceneSaved -= OnSceneSaved;
+            EditorSceneManager.sceneOpened -= OnSceneOpened;
+            EditorSceneManager.sceneClosed -= OnSceneClosed;
+            
+            EditorSceneManager.sceneSaved += OnSceneSaved;
+            EditorSceneManager.sceneOpened += OnSceneOpened;
+            EditorSceneManager.sceneClosed += OnSceneClosed;
+        }
+
+        private static void OnSceneSaved(Scene scene)
+        {
+            ToolUICanvasPicker.SetAsDirty();
+        }
+
+        private static void OnSceneOpened(Scene scene, OpenSceneMode mode)
+        {
+            ToolUICanvasPicker.SetAsDirty();
+        }
+
+        private static void OnSceneClosed(Scene scene)
+        {
+            ToolUICanvasPicker.SetAsDirty();
+        }
+    }
+}

Editor/Toolbar/Tools/ToolUICanvasPickerPostProcess.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 19979bf45bee4bad9f060e404dac726e
+timeCreated: 1615563991

Editor/Toolbar/Tools/ToolUILayerToggle.cs

@@ -0,0 +1,47 @@
+using Game.NavigationTool.Editor.Toolbar;
+using JetBrains.Annotations;
+using UnityEditor;
+using UnityEngine;
+using UTools = UnityEditor.Tools;
+
+namespace Game.NavigationTool.Editor.Tools
+{
+    [UsedImplicitly]
+    internal sealed class ToolUILayerToggle : IToolbarDrawer
+    {
+        public bool Visible => true;
+        public bool Enabled => !EditorApplication.isPlayingOrWillChangePlaymode;
+        public EToolbarPlacement Placement => EToolbarPlacement.Left;
+        
+        public void Update()
+        {
+        }
+
+        public void Draw(Rect rect, Styles styles)
+        {
+            int layer = 1 << LayerMask.NameToLayer("UI");
+            bool value = (UTools.visibleLayers & layer) != 0;
+            bool temp = EditorGUI.Toggle(rect, value, styles.button);
+            GUI.Label(rect, "UI", styles.labelCenter);
+
+            if (temp == value)
+                return;
+            
+            if (temp)
+            {
+                UTools.visibleLayers |= layer;
+                SceneView.RepaintAll();
+            }
+            else
+            {
+                UTools.visibleLayers &= ~layer;
+                SceneView.RepaintAll();
+            }
+        }
+
+        public float CalculateWidth()
+        {
+            return 30.0f;
+        }
+    }
+}

Editor/Toolbar/Tools/ToolUILayerToggle.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 067b241abe324f7ead0fb8c076f89f5e
+timeCreated: 1615550968

Editor/Toolbar/Utilities/Styles.cs

@@ -7,7 +7,9 @@ namespace Game.NavigationTool.Editor.Toolbar
         public GUIStyle popup;
         public GUIStyle button;
         public GUIStyle slider;
-        
+        public GUIStyle label;
+        public GUIStyle labelCenter;
+
         private GUISkin skin;
 
         public void Initialize(GUISkin skin)
@@ -17,9 +19,12 @@ namespace Game.NavigationTool.Editor.Toolbar
 
             this.skin = skin;
             popup = skin.FindStyle("ToolbarPopup");
-            button = skin.FindStyle("ToolbarButtonFlat");
+            button = skin.FindStyle("toolbarbutton");
             slider = skin.FindStyle("ToolbarSlider");
-            
+            label = skin.FindStyle("ToolbarLabel");
+            labelCenter = skin.FindStyle("ToolbarLabel");
+            labelCenter.alignment = TextAnchor.MiddleCenter;
+
             // Available: ToolbarBoldLabel, ToolbarBottom, ToolbarButtonLeft, ToolbarButtonRight, ToolbarDropDown,
             //            ToolbarLabel, ToolbarTextField, ...
         }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "com.module.navigationtool",
-  "version": "0.5.0",
+  "version": "0.6.0",
   "displayName": "Module.NavigationTool",
   "description": "Support for navigation tools, like favorites, history and toolbars",
   "unity": "2019.2",