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A game about forced loneliness, made by TACStudios
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1using System;
2using UnityEditor;
3using UnityEngine;
4
5namespace UnityEditor.U2D.Common
6{
7 /// <summary>
8 /// Utilities to draw foldout headers in Inspector
9 /// </summary>
10 internal class InspectorUtils
11 {
12 /// <summary>Draw a splitter separator</summary>
13 /// <param name="isBoxed">[Optional] add margin if the splitter is boxed</param>
14 public static void DrawSplitter(bool isBoxed = false)
15 {
16 var rect = GUILayoutUtility.GetRect(1f, 1f);
17 float xMin = rect.xMin;
18
19 // Splitter rect should be full-width
20 rect.xMin = 0f;
21 rect.width += 4f;
22
23 if (isBoxed)
24 {
25 rect.xMin = xMin == 7.0 ? 4.0f : EditorGUIUtility.singleLineHeight;
26 rect.width -= 1;
27 }
28
29 if (Event.current.type != EventType.Repaint)
30 return;
31
32 EditorGUI.DrawRect(rect, !EditorGUIUtility.isProSkin
33 ? new Color(0.6f, 0.6f, 0.6f, 1.333f)
34 : new Color(0.12f, 0.12f, 0.12f, 1.333f));
35 }
36
37 /// <summary>Draw a header</summary>
38 /// <param name="title">Title of the header</param>
39 public static void DrawHeader(string title)
40 => DrawHeader(EditorGUIUtility.TrTextContent(title));
41
42 /// <summary>Draw a header</summary>
43 /// <param name="title">Title of the header</param>
44 public static void DrawHeader(GUIContent title)
45 {
46 var backgroundRect = GUILayoutUtility.GetRect(1f, 17f);
47
48 var labelRect = backgroundRect;
49 labelRect.xMax -= 20f;
50
51 var foldoutRect = backgroundRect;
52 foldoutRect.y += 1f;
53 foldoutRect.width = 13f;
54 foldoutRect.height = 13f;
55
56 // Background rect should be full-width
57 backgroundRect.xMin = 0f;
58 backgroundRect.width += 4f;
59
60 // Background
61 float backgroundTint = EditorGUIUtility.isProSkin ? 0.1f : 1f;
62 EditorGUI.DrawRect(backgroundRect, new Color(backgroundTint, backgroundTint, backgroundTint, 0.2f));
63
64 // Title
65 EditorGUI.LabelField(labelRect, title, EditorStyles.boldLabel);
66 }
67
68 /// <summary> Draw a foldout header </summary>
69 /// <param name="title"> The title of the header </param>
70 /// <param name="state"> The state of the header </param>
71 /// <param name="isBoxed"> [optional] is the eader contained in a box style ? </param>
72 /// <param name="hasMoreOptions"> [optional] Delegate used to draw the right state of the advanced button. If null, no button drawn. </param>
73 /// <param name="toggleMoreOption"> [optional] Callback call when advanced button clicked. Should be used to toggle its state. </param>
74 /// <returns>return the state of the foldout header</returns>
75 public static bool DrawHeaderFoldout(string title, bool state, bool isBoxed = false, Func<bool> hasMoreOptions = null, Action toggleMoreOption = null)
76 => DrawHeaderFoldout(EditorGUIUtility.TrTextContent(title), state, isBoxed, hasMoreOptions, toggleMoreOption);
77
78 /// <summary> Draw a foldout header </summary>
79 /// <param name="title"> The title of the header </param>
80 /// <param name="state"> The state of the header </param>
81 /// <param name="isBoxed"> [optional] is the eader contained in a box style ? </param>
82 /// <param name="hasMoreOptions"> [optional] Delegate used to draw the right state of the advanced button. If null, no button drawn. </param>
83 /// <param name="toggleMoreOptions"> [optional] Callback call when advanced button clicked. Should be used to toggle its state. </param>
84 /// <returns>return the state of the foldout header</returns>
85 public static bool DrawHeaderFoldout(GUIContent title, bool state, bool isBoxed = false, Func<bool> hasMoreOptions = null, Action toggleMoreOptions = null)
86 {
87 const float height = 17f;
88 var backgroundRect = GUILayoutUtility.GetRect(1f, height);
89 float xMin = backgroundRect.xMin;
90
91 var labelRect = backgroundRect;
92 labelRect.xMin += 16f;
93 labelRect.xMax -= 20f;
94
95 var foldoutRect = backgroundRect;
96 foldoutRect.y += 1f;
97 foldoutRect.width = 13f;
98 foldoutRect.height = 13f;
99 foldoutRect.x = labelRect.xMin + 15 * (EditorGUI.indentLevel - 1); //fix for presset
100
101 // More options 1/2
102 var moreOptionsRect = new Rect();
103 if (hasMoreOptions != null)
104 {
105 moreOptionsRect = backgroundRect;
106 moreOptionsRect.x += moreOptionsRect.width - 16 - 1;
107 moreOptionsRect.height = 15;
108 moreOptionsRect.width = 16;
109 }
110
111 // Background rect should be full-width
112 backgroundRect.xMin = 0f;
113 backgroundRect.width += 4f;
114
115 if (isBoxed)
116 {
117 labelRect.xMin += 5;
118 foldoutRect.xMin += 5;
119 backgroundRect.xMin = xMin == 7.0 ? 4.0f : EditorGUIUtility.singleLineHeight;
120 backgroundRect.width -= 1;
121 }
122
123 // Background
124 float backgroundTint = EditorGUIUtility.isProSkin ? 0.1f : 1f;
125 EditorGUI.DrawRect(backgroundRect, new Color(backgroundTint, backgroundTint, backgroundTint, 0.2f));
126
127 // Title
128 EditorGUI.LabelField(labelRect, title, EditorStyles.boldLabel);
129
130 // Active checkbox
131 state = GUI.Toggle(foldoutRect, state, GUIContent.none, EditorStyles.foldout);
132
133 var e = Event.current;
134 if (e.type == EventType.MouseDown && backgroundRect.Contains(e.mousePosition) && !moreOptionsRect.Contains(e.mousePosition) && e.button == 0)
135 {
136 state = !state;
137 e.Use();
138 }
139
140 return state;
141 }
142 }
143}