Gameplay Ingredients是一组用于 Unity 游戏的运行时和编辑器工具:一组脚本的集合,可在制作游戏和原型时简化简单的任务。
您最多选择25个主题 主题必须以中文或者字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符

89 行
2.6 KiB

using UnityEngine;
using UnityEditor;
namespace GameplayIngredients.Editor
{
[CustomPropertyDrawer(typeof(Callable))]
public class CallablePropertyDrawer : PropertyDrawer
{
private Callable setNextObjectValue = null;
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
if(setNextObjectValue != null)
{
property.objectReferenceValue = setNextObjectValue;
setNextObjectValue = null;
}
if(property.objectReferenceValue == null)
{
GUI.backgroundColor = Color.red;
EditorGUI.DrawRect(position, new Color(1.0f,0,0,0.25f));
}
var pickRect = new Rect(position);
pickRect.xMin = pickRect.xMax - 184;
pickRect.xMax -= 30;
var gotoRect = new Rect(position);
gotoRect.xMin = gotoRect.xMax - 24;
var objRect = new Rect(position);
objRect.xMax -= 188;
var obj = EditorGUI.ObjectField(objRect, property.objectReferenceValue, typeof(Callable), true);
if (GUI.changed)
property.objectReferenceValue = obj;
if(property.objectReferenceValue != null)
{
if (GUI.Button(gotoRect, ">"))
{
Selection.activeObject = property.objectReferenceValue;
}
if (GUI.Button(pickRect, (property.objectReferenceValue as Callable).Name, EditorStyles.popup))
{
ShowMenu(property);
}
}
else
{
EditorGUI.BeginDisabledGroup(true);
GUI.Label(pickRect, "No Callable Selected", EditorStyles.popup);
EditorGUI.EndDisabledGroup();
}
GUI.backgroundColor = Color.white;
}
void ShowMenu(SerializedProperty property)
{
GenericMenu menu = new GenericMenu();
var components = (property.objectReferenceValue as Callable).gameObject.GetComponents<Callable>();
foreach(var component in components)
{
menu.AddItem(new GUIContent(component.GetType().Name + " - " + component.Name), component == property.objectReferenceValue, SetMenu, component);
}
menu.ShowAsContext();
}
void SetMenu(object o)
{
Callable component = o as Callable;
setNextObjectValue = component;
}
}
}