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- using System;
- using UnityEngine;
- using System.Collections.Generic;
- using System.Globalization;
- using System.Reflection;
- using UnityEngine.PostProcessing;
-
- namespace UnityEditor.PostProcessing
- {
- public static class EditorGUIHelper
- {
- static EditorGUIHelper()
- {
- s_GUIContentCache = new Dictionary<string, GUIContent>();
- }
-
- #region GUIContent caching
-
- static Dictionary<string, GUIContent> s_GUIContentCache;
-
- public static GUIContent GetContent(string textAndTooltip)
- {
- if (string.IsNullOrEmpty(textAndTooltip))
- return GUIContent.none;
-
- GUIContent content;
-
- if (!s_GUIContentCache.TryGetValue(textAndTooltip, out content))
- {
- var s = textAndTooltip.Split('|');
- content = new GUIContent(s[0]);
-
- if (s.Length > 1 && !string.IsNullOrEmpty(s[1]))
- content.tooltip = s[1];
-
- s_GUIContentCache.Add(textAndTooltip, content);
- }
-
- return content;
- }
-
- #endregion
-
- public static bool Header(string title, SerializedProperty group, Action resetAction)
- {
- var rect = GUILayoutUtility.GetRect(16f, 22f, FxStyles.header);
- GUI.Box(rect, title, FxStyles.header);
-
- var display = group == null || group.isExpanded;
-
- var foldoutRect = new Rect(rect.x + 4f, rect.y + 2f, 13f, 13f);
- var e = Event.current;
-
- var popupRect = new Rect(rect.x + rect.width - FxStyles.paneOptionsIcon.width - 5f, rect.y + FxStyles.paneOptionsIcon.height / 2f + 1f, FxStyles.paneOptionsIcon.width, FxStyles.paneOptionsIcon.height);
- GUI.DrawTexture(popupRect, FxStyles.paneOptionsIcon);
-
- if (e.type == EventType.Repaint)
- FxStyles.headerFoldout.Draw(foldoutRect, false, false, display, false);
-
- if (e.type == EventType.MouseDown)
- {
- if (popupRect.Contains(e.mousePosition))
- {
- var popup = new GenericMenu();
- popup.AddItem(GetContent("Reset"), false, () => resetAction());
- popup.AddSeparator(string.Empty);
- popup.AddItem(GetContent("Copy Settings"), false, () => CopySettings(group));
-
- if (CanPaste(group))
- popup.AddItem(GetContent("Paste Settings"), false, () => PasteSettings(group));
- else
- popup.AddDisabledItem(GetContent("Paste Settings"));
-
- popup.ShowAsContext();
- }
- else if (rect.Contains(e.mousePosition) && group != null)
- {
- display = !display;
-
- if (group != null)
- group.isExpanded = !group.isExpanded;
-
- e.Use();
- }
- }
-
- return display;
- }
-
- public static bool Header(string title, SerializedProperty group, SerializedProperty enabledField, Action resetAction)
- {
- var field = ReflectionUtils.GetFieldInfoFromPath(enabledField.serializedObject.targetObject, enabledField.propertyPath);
- object parent = null;
- PropertyInfo prop = null;
-
- if (field != null && field.IsDefined(typeof(GetSetAttribute), false))
- {
- var attr = (GetSetAttribute)field.GetCustomAttributes(typeof(GetSetAttribute), false)[0];
- parent = ReflectionUtils.GetParentObject(enabledField.propertyPath, enabledField.serializedObject.targetObject);
- prop = parent.GetType().GetProperty(attr.name);
- }
-
- var display = group == null || group.isExpanded;
- var enabled = enabledField.boolValue;
-
- var rect = GUILayoutUtility.GetRect(16f, 22f, FxStyles.header);
- GUI.Box(rect, title, FxStyles.header);
-
- var toggleRect = new Rect(rect.x + 4f, rect.y + 4f, 13f, 13f);
- var e = Event.current;
-
- var popupRect = new Rect(rect.x + rect.width - FxStyles.paneOptionsIcon.width - 5f, rect.y + FxStyles.paneOptionsIcon.height / 2f + 1f, FxStyles.paneOptionsIcon.width, FxStyles.paneOptionsIcon.height);
- GUI.DrawTexture(popupRect, FxStyles.paneOptionsIcon);
-
- if (e.type == EventType.Repaint)
- FxStyles.headerCheckbox.Draw(toggleRect, false, false, enabled, false);
-
- if (e.type == EventType.MouseDown)
- {
- const float kOffset = 2f;
- toggleRect.x -= kOffset;
- toggleRect.y -= kOffset;
- toggleRect.width += kOffset * 2f;
- toggleRect.height += kOffset * 2f;
-
- if (toggleRect.Contains(e.mousePosition))
- {
- enabledField.boolValue = !enabledField.boolValue;
-
- if (prop != null)
- prop.SetValue(parent, enabledField.boolValue, null);
-
- e.Use();
- }
- else if (popupRect.Contains(e.mousePosition))
- {
- var popup = new GenericMenu();
- popup.AddItem(GetContent("Reset"), false, () => resetAction());
- popup.AddSeparator(string.Empty);
- popup.AddItem(GetContent("Copy Settings"), false, () => CopySettings(group));
-
- if (CanPaste(group))
- popup.AddItem(GetContent("Paste Settings"), false, () => PasteSettings(group));
- else
- popup.AddDisabledItem(GetContent("Paste Settings"));
-
- popup.ShowAsContext();
- }
- else if (rect.Contains(e.mousePosition) && group != null)
- {
- display = !display;
- group.isExpanded = !group.isExpanded;
- e.Use();
- }
- }
-
- return display;
- }
-
- static void CopySettings(SerializedProperty settings)
- {
- var t = typeof(PostProcessingProfile);
- var settingsStruct = ReflectionUtils.GetFieldValueFromPath(settings.serializedObject.targetObject, ref t, settings.propertyPath);
- var serializedString = t.ToString() + '|' + JsonUtility.ToJson(settingsStruct);
- EditorGUIUtility.systemCopyBuffer = serializedString;
- }
-
- static bool CanPaste(SerializedProperty settings)
- {
- var data = EditorGUIUtility.systemCopyBuffer;
-
- if (string.IsNullOrEmpty(data))
- return false;
-
- var parts = data.Split('|');
-
- if (string.IsNullOrEmpty(parts[0]))
- return false;
-
- var field = ReflectionUtils.GetFieldInfoFromPath(settings.serializedObject.targetObject, settings.propertyPath);
- return parts[0] == field.FieldType.ToString();
- }
-
- static void PasteSettings(SerializedProperty settings)
- {
- Undo.RecordObject(settings.serializedObject.targetObject, "Paste effect settings");
- var field = ReflectionUtils.GetFieldInfoFromPath(settings.serializedObject.targetObject, settings.propertyPath);
- var json = EditorGUIUtility.systemCopyBuffer.Substring(field.FieldType.ToString().Length + 1);
- var obj = JsonUtility.FromJson(json, field.FieldType);
- var parent = ReflectionUtils.GetParentObject(settings.propertyPath, settings.serializedObject.targetObject);
- field.SetValue(parent, obj, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance, null, CultureInfo.CurrentCulture);
- }
- }
- }
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