using UnityEngine;
using System.Collections;

public class SelectionBox : MonoBehaviour
{
public Vector3 point1, point2;
private float hight, width;
private Rect selectRectGUI, selectRect;
public bool DragMouse;
public static SelectionBox selectionBoxtemp;

void Awake()
{
selectionBoxtemp = this;
}
public Texture2D selectTextur;

public void OnGUI()
{
if (DragMouse)
{
width = point2.x - point1.x;
hight = (Screen.height - point2.y) - (Screen.height - point1.y);
selectRect = new Rect(point1.x, Screen.height - point1.y, width, hight);
GUI.DrawTexture(selectRect, selectTextur, ScaleMode.StretchToFill, true);
}
}
public void SelectBox()
{
width = point2.x - point1.x;
hight = (Screen.height - point2.y) - (Screen.height - point1.y);
//инверсия
if (width < 0)
{
width -= width + width;
}
if (hight < 0)
{
hight -= hight + hight;
}
if (point2.x < point1.x)
{
var x1 = point1.x;
var x2 = point2.x;
point1.x = x2;
point2.x = x1;
}
if (point2.y > point1.y)
{
var y1 = point1.y;
var y2 = point2.y;
point1.y = y2;
point2.y = y1;

}
selectRect = new Rect(point1.x, Screen.height - point1.y, width, hight);
foreach (GameObject i in UnitsArrays.tempUnitsArray.Allunits)
{
if (selectRect.Contains(camera.WorldToScreenPoint(i.transform.position)))
{
UnitsArrays.tempUnitsArray.addSelectedObject(i);
}
}

}
}