/*
 *
 *	Adventure Creator
 *	by Chris Burton, 2013-2014
 *	
 *	"MenuButton.cs"
 * 
 *	This MenuElement can be clicked on to perform a function defined in MenuSystem.
 * 
 */

using UnityEngine;
using System.Collections.Generic;
using AC;

#if UNITY_EDITOR
using UnityEditor;	
#endif

[System.Serializable]
public class MenuButton : MenuElement
{
	
	public string label = "Element";
	public TextAnchor anchor;
	public bool doOutline;
	public AC_ButtonClickType buttonClickType;
	public SimulateInputType simulateInput = SimulateInputType.Button;
	public float simulateValue = 1f;
	public bool doFade;
	public string switchMenuTitle;
	public string inventoryBoxTitle;
	public AC_ShiftInventory shiftInventory;
	public bool loopJournal = false;
	public MenuActionList actionList;
	public string inputAxis;

	
	public override void Declare ()
	{
		label = "Button";
		isVisible = true;
		isClickable = true;
		doOutline = false;
		buttonClickType = AC_ButtonClickType.CustomScript;
		simulateInput = SimulateInputType.Button;
		simulateValue = 1f;
		numSlots = 1;
		anchor = TextAnchor.MiddleCenter;
		SetSize (new Vector2 (10f, 5f));
		doFade = false;
		switchMenuTitle = "";
		inventoryBoxTitle = "";
		shiftInventory = AC_ShiftInventory.ShiftLeft;
		loopJournal = false;
		actionList = null;
		inputAxis = "";
		
		base.Declare ();
	}
	
	
	public void CopyButton (MenuButton _element)
	{
		label = _element.label;
		anchor = _element.anchor;
		doOutline = _element.doOutline;
		buttonClickType = _element.buttonClickType;
		simulateInput = _element.simulateInput;
		simulateValue = _element.simulateValue;
		doFade = _element.doFade;
		switchMenuTitle = _element.switchMenuTitle;
		inventoryBoxTitle = _element.inventoryBoxTitle;
		shiftInventory = _element.shiftInventory;
		loopJournal = _element.loopJournal;
		actionList = _element.actionList;
		inputAxis = _element.inputAxis;
				
		base.Copy (_element);
	}
	
	
	#if UNITY_EDITOR
	
	public override void ShowGUI ()
	{
		EditorGUILayout.BeginVertical ("Button");
			label = EditorGUILayout.TextField ("Button text:", label);
			anchor = (TextAnchor) EditorGUILayout.EnumPopup ("Text alignment:", anchor);
			doOutline = EditorGUILayout.Toggle ("Outline text?", doOutline);
			buttonClickType = (AC_ButtonClickType) EditorGUILayout.EnumPopup ("Click type:", buttonClickType);
		
			if (buttonClickType == AC_ButtonClickType.TurnOffMenu)
			{
				doFade = EditorGUILayout.Toggle ("Fade?", doFade);
			}
			else if (buttonClickType == AC_ButtonClickType.Crossfade)
			{
				switchMenuTitle = EditorGUILayout.TextField ("Menu to switch to:", switchMenuTitle);
			}
			else if (buttonClickType == AC_ButtonClickType.OffsetInventory)
			{
				inventoryBoxTitle = EditorGUILayout.TextField ("InventoryBox to affect:", inventoryBoxTitle);
				shiftInventory = (AC_ShiftInventory) EditorGUILayout.EnumPopup ("Offset type:", shiftInventory);
			}
			else if (buttonClickType == AC_ButtonClickType.OffsetJournal)
			{
				inventoryBoxTitle = EditorGUILayout.TextField ("Journal to affect:", inventoryBoxTitle);
				shiftInventory = (AC_ShiftInventory) EditorGUILayout.EnumPopup ("Offset type:", shiftInventory);
				loopJournal = EditorGUILayout.Toggle ("Cycle pages?", loopJournal);
			}
			else if (buttonClickType == AC_ButtonClickType.RunActionList)
			{
				actionList = (MenuActionList) EditorGUILayout.ObjectField ("ActionList to run:", actionList, typeof (MenuActionList), false);
			}
			else if (buttonClickType == AC_ButtonClickType.CustomScript)
			{
				ShowClipHelp ();
			}
			else if (buttonClickType == AC_ButtonClickType.SimulateInput)
			{
				simulateInput = (SimulateInputType) EditorGUILayout.EnumPopup ("Simulate:", simulateInput);
				inputAxis = EditorGUILayout.TextField ("Input axis:", inputAxis);
				if (simulateInput == SimulateInputType.Axis)
				{
					simulateValue = EditorGUILayout.FloatField ("Input value:", simulateValue);
				}
			}
		EditorGUILayout.EndVertical ();
		
		base.ShowGUI ();
	}
	
	#endif
	
	
	public override void Display (GUIStyle _style, int _slot, float zoom)
	{
		_style.alignment = anchor;
		if (zoom < 1f)
		{
			_style.fontSize = (int) ((float) _style.fontSize * zoom);
		}
		
		if (doOutline)
		{
			AdvGame.DrawTextOutline (ZoomRect (relativeRect, zoom), TranslateLabel (label), _style, Color.black, _style.normal.textColor, 2);
		}
		else
		{
			GUI.Label (ZoomRect (relativeRect, zoom), TranslateLabel (label), _style);
		}

		base.Display (_style, _slot, zoom);
	}


	public override string GetLabel (int slot)
	{
		return TranslateLabel (label);
	}

	
	protected override void AutoSize ()
	{
		if (label == "" && backgroundTexture != null)
		{
			GUIContent content = new GUIContent (backgroundTexture);
			AutoSize (content);
		}
		else
		{
			GUIContent content = new GUIContent (TranslateLabel (label));
			AutoSize (content);
		}
	}
	
}