伤害技能添加，技能还需完善

assets/resources/game/skills/tooltip.prefab

@@ -31,11 +31,14 @@
     "_active": true,
     "_components": [
       {
-        "__id__": 44
+        "__id__": 50
+      },
+      {
+        "__id__": 52
       }
     ],
     "_prefab": {
-      "__id__": 46
+      "__id__": 54
     },
     "_lpos": {
       "__type__": "cc.Vec3",
@@ -903,16 +906,19 @@
     "_children": [
       {
         "__id__": 35
-      }
-    ],
-    "_active": false,
-    "_components": [
+      },
       {
         "__id__": 41
       }
     ],
+    "_active": true,
+    "_components": [
+      {
+        "__id__": 47
+      }
+    ],
     "_prefab": {
-      "__id__": 43
+      "__id__": 49
     },
     "_lpos": {
       "__type__": "cc.Vec3",
@@ -1079,6 +1085,165 @@
     "targetOverrides": null,
     "nestedPrefabInstanceRoots": null
   },
+  {
+    "__type__": "cc.Node",
+    "_name": "name",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "_parent": {
+      "__id__": 34
+    },
+    "_children": [],
+    "_active": true,
+    "_components": [
+      {
+        "__id__": 42
+      },
+      {
+        "__id__": 44
+      }
+    ],
+    "_prefab": {
+      "__id__": 46
+    },
+    "_lpos": {
+      "__type__": "cc.Vec3",
+      "x": 0,
+      "y": -37.462,
+      "z": 0
+    },
+    "_lrot": {
+      "__type__": "cc.Quat",
+      "x": 0,
+      "y": 0,
+      "z": 0,
+      "w": 1
+    },
+    "_lscale": {
+      "__type__": "cc.Vec3",
+      "x": 1,
+      "y": 1,
+      "z": 1
+    },
+    "_mobility": 0,
+    "_layer": 1073741824,
+    "_euler": {
+      "__type__": "cc.Vec3",
+      "x": 0,
+      "y": 0,
+      "z": 0
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.UITransform",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 41
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 43
+    },
+    "_contentSize": {
+      "__type__": "cc.Size",
+      "width": 70.68701171875,
+      "height": 24.16
+    },
+    "_anchorPoint": {
+      "__type__": "cc.Vec2",
+      "x": 0.5,
+      "y": 0.5
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "6a3nixJ2FDmLkwcHiNiBIJ"
+  },
+  {
+    "__type__": "cc.Label",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 41
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 45
+    },
+    "_customMaterial": null,
+    "_srcBlendFactor": 2,
+    "_dstBlendFactor": 4,
+    "_color": {
+      "__type__": "cc.Color",
+      "r": 255,
+      "g": 255,
+      "b": 255,
+      "a": 255
+    },
+    "_string": "skill name",
+    "_horizontalAlign": 1,
+    "_verticalAlign": 1,
+    "_actualFontSize": 15,
+    "_fontSize": 15,
+    "_fontFamily": "Arial",
+    "_lineHeight": 16,
+    "_overflow": 0,
+    "_enableWrapText": true,
+    "_font": null,
+    "_isSystemFontUsed": true,
+    "_spacingX": 0,
+    "_isItalic": false,
+    "_isBold": false,
+    "_isUnderline": false,
+    "_underlineHeight": 2,
+    "_cacheMode": 0,
+    "_enableOutline": true,
+    "_outlineColor": {
+      "__type__": "cc.Color",
+      "r": 0,
+      "g": 0,
+      "b": 0,
+      "a": 255
+    },
+    "_outlineWidth": 2,
+    "_enableShadow": false,
+    "_shadowColor": {
+      "__type__": "cc.Color",
+      "r": 0,
+      "g": 0,
+      "b": 0,
+      "a": 255
+    },
+    "_shadowOffset": {
+      "__type__": "cc.Vec2",
+      "x": 2,
+      "y": 2
+    },
+    "_shadowBlur": 2,
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "4eAxZ8G69HlaWyQeyhIMZ9"
+  },
+  {
+    "__type__": "cc.PrefabInfo",
+    "root": {
+      "__id__": 1
+    },
+    "asset": {
+      "__id__": 0
+    },
+    "fileId": "8cqDZ2t3hCnq/3xIhHn7bG",
+    "instance": null,
+    "targetOverrides": null,
+    "nestedPrefabInstanceRoots": null
+  },
   {
     "__type__": "cc.UITransform",
     "_name": "",
@@ -1089,7 +1254,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 42
+      "__id__": 48
     },
     "_contentSize": {
       "__type__": "cc.Size",
@@ -1130,7 +1295,7 @@
     },
     "_enabled": true,
     "__prefab": {
-      "__id__": 45
+      "__id__": 51
     },
     "_contentSize": {
       "__type__": "cc.Size",
@@ -1148,6 +1313,24 @@
     "__type__": "cc.CompPrefabInfo",
     "fileId": "2fHdG8eeBH07DW0tmYrhH9"
   },
+  {
+    "__type__": "49ffddtcGlJR7FwYs1yYZ7e",
+    "_name": "",
+    "_objFlags": 0,
+    "__editorExtras__": {},
+    "node": {
+      "__id__": 1
+    },
+    "_enabled": true,
+    "__prefab": {
+      "__id__": 53
+    },
+    "_id": ""
+  },
+  {
+    "__type__": "cc.CompPrefabInfo",
+    "fileId": "99T6VfhxpBi77UjUnNlL0n"
+  },
   {
     "__type__": "cc.PrefabInfo",
     "root": {