Mobile support

Assets/Example/ExampleBehaviour.cs

@@ -3,131 +3,42 @@
 
 using NLua;
 
-public class ExampleBehaviour : MonoBehaviour {
+public class ExampleBehaviour : NLuaBehaviour
+{
+    protected override string LuaScriptFileName
+    {
+        get { return "ExampleBehaviour.lua"; }
+    }
 
-	string source = @"
-import 'System'
-import 'UnityEngine'
-import 'Assembly-CSharp'	-- The user-code assembly generated by Unity.
+	public override void Awake()
+    {
+        base.Awake();
 
-local Angle = Vector3.up;
-local Speed = 5;
-
-local showEnv = false
-local envScroll = Vector2.zero
-
-function Update()
-	transform:RotateAround(transform.position,Angle,Speed * Time.deltaTime)
-
-	if Input.GetKey(KeyCode.W) then
-		Speed = Speed + 1
-	end
-
-	if Input.GetKey(KeyCode.S) then
-		Speed = Speed - 1
-	end
-
-	if Input.GetKey(KeyCode.A) then
-		Angle.z = Angle.z + 1
-	end
-
-	if Input.GetKey(KeyCode.D) then
-		Angle.z = Angle.z - 1
-	end
-
-end
-
-function OnGUI()
-	GUILayout.BeginArea(Rect(10,10,(Screen.width / 2) - 20,Screen.height - 20))
-
-	-- Adding '{ }' to the end of GUI functions satisfies their 'params' argument.
-	GUILayout.Label('[W/S] Speed: ' .. Speed) 
-	GUILayout.Label('[A/D] Rot Angle: ' .. Angle:ToString())
-
-	GUILayout.EndArea()
-
-	GUILayout.BeginArea(Rect((Screen.width / 2) + 10,10,(Screen.width / 2) - 20,Screen.height - 20))
-
-	if GUILayout.Button('Show Enviroment',{ }) then
-		showEnv = not showEnv
-	end
-
-	if showEnv then
-		envScroll = GUILayout.BeginScrollView(envScroll,{ })
-		for k, v in pairs(_G) do
-			GUILayout.BeginHorizontal({ })
-
-			GUILayout.Label(k,{ })
-			GUILayout.FlexibleSpace()
-			GUILayout.Label(tostring(v),{ })
-
-			GUILayout.EndHorizontal()
-		end
-		GUILayout.EndScrollView()
-	end	
-
-	GUILayout.EndArea()
-end
-
-";
-
-	Lua env;
-
-	void Awake() {
-		env = new Lua();
-		env.LoadCLRPackage();
-
 		env["this"] = this; // Give the script access to the gameobject.
 		env["transform"] = transform;
-
-		//System.Object[] result = new System.Object[0];
-		try {
-			//result = env.DoString(source);
-			env.DoString(source);
-		} catch(NLua.Exceptions.LuaException e) {
-			Debug.LogError(FormatException(e), gameObject);
-		}
-
 	}
 
-	void Start () {
-		Call("Start");
+	void Start () 
+    {
+        if (initialized == true)
+        {
+            Call("Start");
+        }
 	}
 
-	void Update () {
-		Call("Update");
-	}
-
-	void OnGUI() {
-		Call("OnGUI");
-	}
-
-	public System.Object[] Call(string function, params System.Object[] args) {
-		System.Object[] result = new System.Object[0];
-		if(env == null) return result;
-		LuaFunction lf = env.GetFunction(function);
-		if(lf == null) return result;
-		try {
-			// Note: calling a function that does not 
-			// exist does not throw an exception.
-			if(args != null) {
-				result = lf.Call(args);
-			} else {
-				result = lf.Call();
-			}
-		} catch(NLua.Exceptions.LuaException e) {
-			Debug.LogError(FormatException(e), gameObject);
-			throw e;
-		}
-		return result;
-	}
-
-	public System.Object[] Call(string function) {
-		return Call(function, null);
+	void Update () 
+    {
+        if (initialized == true)
+        {
+            Call("Update");
+        }
 	}
 
-	public static string FormatException(NLua.Exceptions.LuaException e) {
-		string source = (string.IsNullOrEmpty(e.Source)) ? "<no source>" : e.Source.Substring(0, e.Source.Length - 2);
-		return string.Format("{0}\nLua (at {2})", e.Message, string.Empty, source);
+	void OnGUI() 
+    {
+        if (initialized == true)
+        {
+            Call("OnGUI");
+        }
 	}
 }

Assets/Example/NLuaBehaviour.cs

@@ -0,0 +1,89 @@
+using UnityEngine;
+using System.Collections;
+
+using NLua;
+
+public abstract class NLuaBehaviour : MonoBehaviour
+{
+    protected bool initialized;
+    protected Lua env;
+
+    protected abstract string LuaScriptFileName
+    {
+        get;
+    }
+
+    public virtual void Awake()
+    {
+        env = new Lua();
+        env.LoadCLRPackage();
+
+        StartCoroutine(LoadFile(LuaScriptFileName));
+    }
+
+    public System.Object[] Call(string function, params System.Object[] args)
+    {
+        System.Object[] result = new System.Object[0];
+        if (env == null) return result;
+        LuaFunction lf = env.GetFunction(function);
+        if (lf == null) return result;
+        try
+        {
+            // Note: calling a function that does not
+            // exist does not throw an exception.
+            if (args != null)
+            {
+                result = lf.Call(args);
+            }
+            else
+            {
+                result = lf.Call();
+            }
+        }
+        catch (NLua.Exceptions.LuaException e)
+        {
+            Debug.LogError(FormatException(e), gameObject);
+        }
+        return result;
+    }
+
+    public System.Object[] Call(string function)
+    {
+        return Call(function, null);
+    }
+
+    public static string FormatException(NLua.Exceptions.LuaException e)
+    {
+        string source = (string.IsNullOrEmpty(e.Source)) ? "<no source>" : e.Source.Substring(0, e.Source.Length - 2);
+        return string.Format("{0}\nLua (at {2})", e.Message, string.Empty, source);
+    }
+
+    public IEnumerator LoadFile(string luaFileName)
+    {
+        string filePath = Application.streamingAssetsPath + "/" + luaFileName;
+
+        string luaScript = null;
+        if (filePath.Contains("://"))
+        {
+            WWW www = new WWW(filePath);
+            yield return www;
+
+            luaScript = www.text;
+        }
+        else
+        {
+            luaScript = System.IO.File.ReadAllText(filePath);
+        }
+
+        try
+        {
+            env.DoString(luaScript);
+        }
+        catch (NLua.Exceptions.LuaException e)
+        {
+            Debug.LogError(FormatException(e), gameObject);
+        }
+
+        initialized = true;
+    }
+}

Assets/Example/SpawnSphere.cs

@@ -3,80 +3,45 @@
 
 using NLua;
 
-public class SpawnSphere : MonoBehaviour {
-
-	string source = @"
-import 'System'
-import 'UnityEngine'
-import 'Assembly-CSharp'	-- The user-code assembly generated by Unity
-
-function Update()
-	if Input.GetKey(KeyCode.Space) then
-		GameObject.Instantiate(sphere, transform.position, Quaternion.identity)
-	end
-end
-
-";
-
-	Lua env;
+public class SpawnSphere : NLuaBehaviour
+{
+    protected override string LuaScriptFileName
+    {
+        get { return "SpawnSphere.lua"; }
+    }
 
 	public GameObject sphere;
 
-	void Awake() {
-		env = new Lua();
-		env.LoadCLRPackage();
+	public override void Awake()
+    {
+        base.Awake();
 
 		env["this"] = this;
 		env["transform"] = transform;
 		env["sphere"] = sphere; // Give the script access to the prefab.
-
-		//System.Object[] result = new System.Object[0];
-		try {
-			//result = env.DoString(source);
-			env.DoString(source);
-		} catch(NLua.Exceptions.LuaException e) {
-			Debug.LogError(FormatException(e), gameObject);
-		}
-
-	}
-
-	void Start() {
-		Call("Start");
-	}
-
-	void Update() {
-		Call("Update");
-	}
-
-	void OnGUI() {
-		Call("OnGUI");
 	}
 
-	public System.Object[] Call(string function, params System.Object[] args) {
-		System.Object[] result = new System.Object[0];
-		if(env == null) return result;
-		LuaFunction lf = env.GetFunction(function);
-		if(lf == null) return result;
-		try {
-			// Note: calling a function that does not
-			// exist does not throw an exception.
-			if(args != null) {
-				result = lf.Call(args);
-			} else {
-				result = lf.Call();
-			}
-		} catch(NLua.Exceptions.LuaException e) {
-			Debug.LogError(FormatException(e), gameObject);
-		}
-		return result;
+	void Start()
+    {
+        if (initialized == true)
+        {
+            Call("Start");
+        }
 	}
 
-	public System.Object[] Call(string function) {
-		return Call(function, null);
+	void Update()
+    {
+        if (initialized == true)
+        {
+            Call("Update");
+        }
 	}
 
-	public static string FormatException(NLua.Exceptions.LuaException e) {
-		string source = (string.IsNullOrEmpty(e.Source)) ? "<no source>" : e.Source.Substring(0, e.Source.Length - 2);
-		return string.Format("{0}\nLua (at {2})", e.Message, string.Empty, source);
+	void OnGUI()
+    {
+        if (initialized == true)
+        {
+            Call("OnGUI");
+        }
 	}
 }