修改调整

Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitComponent.cs

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+using UnityEngine;
+using FairyGUI;
+
+public class EmitComponent : GComponent
+{
+    GLoader _symbolLoader;
+    GTextField _numberText;
+    Transform _owner;
+
+    const float OFFSET_ADDITION = 2.2f;
+    static Vector2 JITTER_FACTOR = new Vector2(80, 80);
+
+    public EmitComponent()
+    {
+        this.touchable = false;
+
+        _symbolLoader = new GLoader();
+        _symbolLoader.autoSize = true;
+        AddChild(_symbolLoader);
+
+        _numberText = new GTextField();
+        _numberText.autoSize = AutoSizeType.Both;
+
+        AddChild(_numberText);
+    }
+
+    public void SetHurt(Transform owner, int type, long hurt, bool critical)
+    {
+        _owner = owner;
+
+        TextFormat tf = _numberText.textFormat;
+        if (type == 0)
+            tf.font = EmitManager.inst.hurtFont1;
+        else
+            tf.font = EmitManager.inst.hurtFont2;
+        _numberText.textFormat = tf;
+        _numberText.text = "-" + hurt;
+
+        if (critical)
+            _symbolLoader.url = EmitManager.inst.criticalSign;
+        else
+            _symbolLoader.url = "";
+
+        UpdateLayout();
+
+        this.alpha = 1;
+        UpdatePosition(Vector2.zero);
+        Vector2 rnd = Vector2.Scale(UnityEngine.Random.insideUnitCircle, JITTER_FACTOR);
+        int toX = (int)rnd.x * 2;
+        int toY = (int)rnd.y * 2;
+
+        EmitManager.inst.view.AddChild(this);
+        GTween.To(Vector2.zero, new Vector2(toX, toY), 1f).SetTarget(this)
+            .OnUpdate((GTweener tweener) => { this.UpdatePosition(tweener.value.vec2); }).OnComplete(this.OnCompleted);
+        this.TweenFade(0, 0.5f).SetDelay(0.5f);
+    }
+
+    void UpdateLayout()
+    {
+        this.SetSize(_symbolLoader.width + _numberText.width, Mathf.Max(_symbolLoader.height, _numberText.height));
+        _numberText.SetXY(_symbolLoader.width > 0 ? (_symbolLoader.width + 2) : 0,
+        (this.height - _numberText.height) / 2);
+        _symbolLoader.y = (this.height - _symbolLoader.height) / 2;
+    }
+
+    void UpdatePosition(Vector2 pos)
+    {
+        Vector3 ownerPos = _owner.position;
+        ownerPos.y += OFFSET_ADDITION;
+        Vector3 screenPos = Camera.main.WorldToScreenPoint(ownerPos);
+        screenPos.y = Screen.height - screenPos.y; //convert to Stage coordinates system
+
+        Vector3 pt = GRoot.inst.GlobalToLocal(screenPos);
+        this.SetXY(Mathf.RoundToInt(pt.x + pos.x - this.actualWidth / 2), Mathf.RoundToInt(pt.y + pos.y - this.height));
+    }
+
+    void OnCompleted()
+    {
+        _owner = null;
+        EmitManager.inst.view.RemoveChild(this);
+        EmitManager.inst.ReturnComponent(this);
+    }
+
+    public void Cancel()
+    {
+        _owner = null;
+        if (this.parent != null)
+        {
+            GTween.Kill(this);
+            EmitManager.inst.view.RemoveChild(this);
+        }
+        EmitManager.inst.ReturnComponent(this);
+    }
+}

Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitComponent.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: d8535a403e7324c49890b1de70edc2a0
+timeCreated: 1446570746
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitManager.cs

@@ -0,0 +1,50 @@
+using System.Collections.Generic;
+using UnityEngine;
+using FairyGUI;
+
+public class EmitManager
+{
+    static EmitManager _instance;
+    public static EmitManager inst
+    {
+        get
+        {
+            if (_instance == null)
+                _instance = new EmitManager();
+            return _instance;
+        }
+    }
+
+    public string hurtFont1;
+    public string hurtFont2;
+    public string criticalSign;
+
+    public GComponent view { get; private set; }
+
+    private readonly Stack<EmitComponent> _componentPool = new Stack<EmitComponent>();
+
+    public EmitManager()
+    {
+        hurtFont1 = "ui://EmitNumbers/number1";
+        hurtFont2 = "ui://EmitNumbers/number2";
+        criticalSign = "ui://EmitNumbers/critical";
+
+        view = new GComponent();
+        GRoot.inst.AddChild(view);
+    }
+
+    public void Emit(Transform owner, int type, long hurt, bool critical)
+    {
+        EmitComponent ec;
+        if (_componentPool.Count > 0)
+            ec = _componentPool.Pop();
+        else
+            ec = new EmitComponent();
+        ec.SetHurt(owner, type, hurt, critical);
+    }
+
+    public void ReturnComponent(EmitComponent com)
+    {
+        _componentPool.Push(com);
+    }
+}

Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitManager.cs.meta

@@ -0,0 +1,12 @@
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+guid: 335d4e8607937704285d9e0aec495020
+timeCreated: 1446570745
+licenseType: Pro
+MonoImporter:
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+  defaultReferences: []
+  executionOrder: 0
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Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitNumbersMain.cs

@@ -0,0 +1,44 @@
+using System.Collections;
+using UnityEngine;
+using FairyGUI;
+
+public class EmitNumbersMain : MonoBehaviour
+{
+    Transform _npc1;
+    Transform _npc2;
+    bool _finished;
+
+    void Start()
+    {
+        Application.targetFrameRate = 60;
+        Stage.inst.onKeyDown.Add(OnKeyDown);
+
+        _npc1 = GameObject.Find("npc1").transform;
+        _npc2 = GameObject.Find("npc2").transform;
+
+        StartCoroutine(RunTest());
+    }
+
+    void OnDisable()
+    {
+        _finished = true;
+    }
+
+    IEnumerator RunTest()
+    {
+        while (!_finished)
+        {
+            EmitManager.inst.Emit(_npc1, 0, UnityEngine.Random.Range(100, 100000), UnityEngine.Random.Range(0, 10) == 5);
+            EmitManager.inst.Emit(_npc2, 1, UnityEngine.Random.Range(100, 100000), UnityEngine.Random.Range(0, 10) == 5);
+            yield return new WaitForSeconds(0.3f);
+        }
+    }
+
+    void OnKeyDown(EventContext context)
+    {
+        if (context.inputEvent.keyCode == KeyCode.Escape)
+        {
+            Application.Quit();
+        }
+    }
+}

Assets/Plugins/FairyGUI/Examples/EmitNumbers/EmitNumbersMain.cs.meta

@@ -0,0 +1,12 @@
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+timeCreated: 1446569244
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