udpate 0.6.2
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#if UNITY_EDITOR && ENABLE_INPUT_SYSTEM
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using System.IO;
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using UnityEditor;
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using UnityEngine;
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using UnityEngine.InputSystem;
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using UnityEngine.InputSystem.Controls;
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namespace XericLibrary.Runtime.Blueprint.Editor
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{
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/// <summary>
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/// 蓝图 InputAction 模板生成器。
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/// 右键 Project 窗口 → Xeric Library / Input Action Template / BlueprintAction
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/// 即可创建预设 InputActionAsset，内含蓝图所有的 Actions 和绑定。
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/// </summary>
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public static class BlueprintInputActionTemplate
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{
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private const string MenuPath = "Assets/Create/Xeric Library/Input Action Template/BlueprintAction";
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private const string DefaultFileName = "BlueprintActions";
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[MenuItem(MenuPath, priority = 1100)]
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public static void CreateBlueprintInputActionAsset()
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{
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var asset = ScriptableObject.CreateInstance<InputActionAsset>();
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var map = asset.AddActionMap(BlueprintInputConstants.MapName);
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var binding = InputBinding.MaskByGroup("Keyboard&Mouse");
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var gamepadBinding = InputBinding.MaskByGroup("Gamepad");
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// ── 指针位置 ──
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map.AddAction(
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BlueprintInputConstants.Point,
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type: InputActionType.Value,
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binding: "<Mouse>/position",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── 滚轮 ──
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map.AddAction(
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BlueprintInputConstants.ScrollWheel,
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type: InputActionType.Value,
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binding: "<Mouse>/scroll",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── 左键 ──
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map.AddAction(
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BlueprintInputConstants.LeftClick,
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type: InputActionType.Button,
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binding: "<Mouse>/leftButton",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── 右键 ──
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map.AddAction(
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BlueprintInputConstants.RightClick,
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type: InputActionType.Button,
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binding: "<Mouse>/rightButton",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── 中键 ──
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map.AddAction(
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BlueprintInputConstants.MiddleClick,
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type: InputActionType.Button,
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binding: "<Mouse>/middleButton",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Shift ──
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map.AddAction(
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BlueprintInputConstants.Shift,
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type: InputActionType.Button,
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binding: "<Keyboard>/leftShift",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Ctrl ──
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map.AddAction(
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BlueprintInputConstants.Ctrl,
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type: InputActionType.Button,
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binding: "<Keyboard>/leftCtrl",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Alt ──
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map.AddAction(
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BlueprintInputConstants.Alt,
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type: InputActionType.Button,
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binding: "<Keyboard>/leftAlt",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Pan（平移：方向键 + Shift+滚轮 → 水平, Alt+滚轮 → 垂直）──
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var panAction = map.AddAction(
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BlueprintInputConstants.Pan,
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type: InputActionType.Value,
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binding: null); // 多个 composite，需手动绑定
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// 键盘方向键 Vector2
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var kbCompositeIndex = panAction.AddCompositeBinding("2DVector")
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.With("Up", "<Keyboard>/upArrow")
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.With("Down", "<Keyboard>/downArrow")
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.With("Left", "<Keyboard>/leftArrow")
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.With("Right", "<Keyboard>/rightArrow");
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ApplyGroupToLastBindings(panAction, binding.ToString());
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// 手柄左摇杆
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panAction.AddCompositeBinding("2DVector")
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.With("Up", "<Gamepad>/leftStick/up")
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.With("Down", "<Gamepad>/leftStick/down")
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.With("Left", "<Gamepad>/leftStick/left")
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.With("Right", "<Gamepad>/leftStick/right");
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ApplyGroupToLastBindings(panAction, gamepadBinding.ToString());
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// ── Zoom（缩放：滚轮 + Ctrl热键）──
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var zoomAction = map.AddAction(
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BlueprintInputConstants.Zoom,
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type: InputActionType.Value);
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zoomAction.AddCompositeBinding("1DAxis")
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.With("Positive", "<Mouse>/scroll/up")
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.With("Negative", "<Mouse>/scroll/down");
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ApplyGroupToLastBindings(zoomAction, binding.ToString());
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// Ctrl 组合（多一层）
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zoomAction.AddCompositeBinding("1DAxis")
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.With("Positive", "<Keyboard>/ctrl")
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.With("Negative", "<Keyboard>/ctrl");
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ApplyGroupToLastBindings(zoomAction, binding.ToString());
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// ── FocusHome（Ctrl + H）──
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map.AddAction(
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BlueprintInputConstants.FocusHome,
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type: InputActionType.Button,
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binding: "<Keyboard>/h",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Undo（Ctrl + Z）──
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map.AddAction(
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BlueprintInputConstants.Undo,
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type: InputActionType.Button,
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binding: "<Keyboard>/z",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── Redo（Ctrl + Y）──
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map.AddAction(
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BlueprintInputConstants.Redo,
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type: InputActionType.Button,
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binding: "<Keyboard>/y",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// ── NavigateParent（Tab）──
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map.AddAction(
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BlueprintInputConstants.NavigateParent,
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type: InputActionType.Button,
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binding: "<Keyboard>/tab",
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interactions: null,
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processors: null,
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groups: binding.ToString());
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// 保存资产 —— .inputactions 文件需以 JSON 文本形式写入，
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// 再由 AssetDatabase.ImportAsset 触发 InputActionImporter 解析。
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string folderPath = GetSelectedFolderPath();
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string assetPath = AssetDatabase.GenerateUniqueAssetPath(
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Path.Combine(folderPath, $"{DefaultFileName}.inputactions"));
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string json = asset.ToJson();
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System.IO.File.WriteAllText(assetPath, json);
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AssetDatabase.ImportAsset(assetPath);
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AssetDatabase.SaveAssets();
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var imported = AssetDatabase.LoadAssetAtPath<InputActionAsset>(assetPath);
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EditorGUIUtility.PingObject(imported);
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Debug.Log($"[Blueprint] InputAction 模板已创建: {assetPath}");
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}
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/// <summary>
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/// 将 action 最后一个 binding（及所有 composite part）的 groups 设为指定值。
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/// </summary>
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private static void ApplyGroupToLastBindings(InputAction action, string groups)
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{
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int count = action.bindings.Count;
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int compositeStart = -1;
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for (int i = count - 1; i >= 0; i--)
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{
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if (action.bindings[i].isComposite)
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{
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compositeStart = i;
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break;
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}
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}
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if (compositeStart < 0) return;
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for (int i = compositeStart; i < count; i++)
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action.ChangeBinding(i).WithGroup(groups);
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}
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/// <summary>
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/// 获取当前选中的 Project 窗口文件夹路径。
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/// </summary>
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private static string GetSelectedFolderPath()
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{
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string path = "Assets";
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var selected = Selection.activeObject;
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if (selected != null)
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{
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string assetPath = AssetDatabase.GetAssetPath(selected);
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if (!string.IsNullOrEmpty(assetPath))
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{
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if (AssetDatabase.IsValidFolder(assetPath))
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return assetPath;
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return Path.GetDirectoryName(assetPath);
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}
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}
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return path;
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}
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}
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}
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#endif
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