CapersProject/Assets/Plugins/Pixel Crushers/Dialogue System/Scripts/Editor/Utility/LuaScriptWizardDrawer.cs

81 lines
3.2 KiB
C#

// Copyright (c) Pixel Crushers. All rights reserved.
using UnityEngine;
using UnityEditor;
namespace PixelCrushers.DialogueSystem
{
[CustomPropertyDrawer(typeof(LuaScriptWizardAttribute))]
public class LuaScriptWizardDrawer : PropertyDrawer
{
private LuaScriptWizard luaWizard = new LuaScriptWizard(EditorTools.selectedDatabase);
private string lastValue = null;
private float lastComputedHeight = 16f;
private float propertyWidth = 0;
private bool ShowReferenceDatabase()
{
var attr = attribute as LuaScriptWizardAttribute;
return (attr != null) ? attr.showReferenceDatabase : false;
}
public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
{
EditorTools.SetInitialDatabaseIfNull();
var height = (EditorTools.selectedDatabase == null) ? EditorGUIUtility.singleLineHeight : (lastComputedHeight - EditorGUIUtility.singleLineHeight + 2f);
if (ShowReferenceDatabase()) height += EditorGUIUtility.singleLineHeight;
return height;
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
EditorGUI.BeginProperty(position, label, property);
try
{
EditorTools.SetInitialDatabaseIfNull();
try
{
if (ShowReferenceDatabase())
{
EditorTools.DrawReferenceDatabase(new Rect(position.x, position.y, position.width, EditorGUIUtility.singleLineHeight));
position = new Rect(position.x, position.y + EditorGUIUtility.singleLineHeight, position.width, position.height - EditorGUIUtility.singleLineHeight);
}
luaWizard.database = EditorTools.selectedDatabase;
if (luaWizard.database == null)
{
EditorGUI.PropertyField(position, property);
}
else
{
if (lastValue != null && lastValue != property.stringValue)
{
luaWizard.ResetWizard();
}
if (!luaWizard.IsOpen)
{
luaWizard.OpenWizard(property.stringValue);
}
if (position.width > 16) propertyWidth = position.width - 16;
lastComputedHeight = luaWizard.GetHeight() +
GUI.skin.textArea.CalcHeight(new GUIContent(property.stringValue), propertyWidth) + 2f;
property.stringValue = luaWizard.Draw(position, label, property.stringValue);
lastValue = property.stringValue;
}
}
catch (System.Exception)
{
// Don't cause editor problems if Lua wizard has problems.
}
}
finally
{
EditorGUI.EndProperty();
}
}
}
}