这是第一个 Unity 开放项目的repo,是 Unity 和社区合作创建的一个小型开源游戏演示,第一款游戏是一款名为 Chop Chop 的动作冒险游戏。
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170 行
4.9 KiB

using System.Collections.Generic;
using UnityEditor;
using UnityEditorInternal;
using UnityEngine;
using SceneSelectorInternal;
public partial class SceneSelector : EditorWindow
{
private class PreferencesWindow : EditorWindow
{
private class Styles
{
public GUIStyle itemBorder;
public GUIStyle buttonVisibilityOn;
public GUIStyle buttonVisibilityOff;
}
private const string kWindowCaption = "Scene Selector Preferences";
private const float kHeaderHeight = 0.0f;
private const float kItemHeight = 24.0f;
private const float kVisibilityButtonSize = 16.0f;
public static float kColorMarkerFieldSize = Mathf.Ceil(Helper.kColorMarkerNormalSize * 1.41f + 8.0f);
private static readonly Color kItemBorderColor = new Color(1.0f, 1.0f, 1.0f, 0.16f);
private SceneSelector _owner;
private ColorSelectorWindow _colorSelectorWindow;
private ReorderableList _itemsReorderableList;
private Styles _styles;
private Vector2 _windowScrollPosition;
private List<Item> items => _owner._storage.items;
public static PreferencesWindow Open(SceneSelector owner)
{
var window = GetWindow<PreferencesWindow>(true, kWindowCaption, true);
window.Init(owner);
return window;
}
private void OnEnable()
{
wantsMouseMove = true;
}
private void OnDisable()
{
_owner.SaveStorage();
if (_colorSelectorWindow != null)
_colorSelectorWindow.Close();
}
private void OnGUI()
{
EnsureStyles();
Helper.RepaintOnMouseMove(this);
DrawWindow();
}
public void RepaintAll()
{
RepaintOwner();
Repaint();
}
private void Init(SceneSelector owner)
{
_owner = owner;
CreateReorderableList();
}
private void CreateReorderableList()
{
_itemsReorderableList = new ReorderableList(items, typeof(Item), true, true, false, false);
_itemsReorderableList.drawElementCallback = DrawItem;
_itemsReorderableList.drawElementBackgroundCallback = DrawItemBackground;
_itemsReorderableList.onReorderCallback = OnReorder;
_itemsReorderableList.headerHeight = kHeaderHeight;
_itemsReorderableList.elementHeight = kItemHeight;
}
private void DrawWindow()
{
using (var scrollScope = new EditorGUILayout.ScrollViewScope(_windowScrollPosition))
{
GUILayout.Space(4.0f);
_itemsReorderableList.DoLayoutList();
_windowScrollPosition = scrollScope.scrollPosition;
}
}
private void DrawItem(Rect rect, int index, bool isActive, bool isFocused)
{
var item = items[index];
var gameScene = item.gameScene;
if (gameScene != null)
{
var colorMarkerRect = rect;
colorMarkerRect.width = colorMarkerRect.height;
if (Helper.DrawColorMarker(colorMarkerRect, item.color, true, true))
{
var colorSelectorRect = GUIUtility.GUIToScreenRect(colorMarkerRect);
_colorSelectorWindow = ColorSelectorWindow.Open(colorSelectorRect, this, item);
}
var itemLabelRect = rect;
itemLabelRect.x += colorMarkerRect.width;
itemLabelRect.width -= kVisibilityButtonSize + colorMarkerRect.width;
GUI.Label(itemLabelRect, gameScene.name);
var visibilityButtonRect = new Rect(rect);
visibilityButtonRect.width = kVisibilityButtonSize;
visibilityButtonRect.height = kVisibilityButtonSize;
visibilityButtonRect.x = itemLabelRect.x + itemLabelRect.width;
visibilityButtonRect.y += (rect.height - visibilityButtonRect.height) * 0.5f;
var visibilityStyle = item.isVisible
? _styles.buttonVisibilityOn
: _styles.buttonVisibilityOff;
if (GUI.Button(visibilityButtonRect, GUIContent.none, visibilityStyle))
{
item.isVisible = !item.isVisible;
RepaintOwner();
}
}
}
private void DrawItemBackground(Rect rect, int index, bool isActive, bool isFocused)
{
ReorderableList.defaultBehaviours.DrawElementBackground(rect, index, isActive, isFocused, true);
using (Helper.ReplaceColor.With(kItemBorderColor))
{
GUI.Box(rect, GUIContent.none, _styles.itemBorder);
}
}
private void OnReorder(ReorderableList _)
{
RepaintOwner();
}
private void RepaintOwner()
{
_owner.Repaint();
}
private void EnsureStyles()
{
if (_styles == null)
{
_styles = new Styles();
_styles.itemBorder = new GUIStyle(GUI.skin.GetStyle("HelpBox"));
_styles.buttonVisibilityOn = new GUIStyle(GUI.skin.label);
_styles.buttonVisibilityOn.padding = new RectOffset(0, 0, 0, 0);
_styles.buttonVisibilityOn.normal.background = EditorGUIUtility.FindTexture("d_scenevis_visible");
_styles.buttonVisibilityOn.hover.background = EditorGUIUtility.FindTexture("d_scenevis_visible_hover");
_styles.buttonVisibilityOff = new GUIStyle(GUI.skin.label);
_styles.buttonVisibilityOff.padding = new RectOffset(0, 0, 0, 0);
_styles.buttonVisibilityOff.normal.background = EditorGUIUtility.FindTexture("d_scenevis_hidden");
_styles.buttonVisibilityOff.hover.background = EditorGUIUtility.FindTexture("d_scenevis_hidden_hover");
}
}
}
}