/*
 * Copyright (c) 2011-2014 Fernando Petrola
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dragome.guia.components;

import com.dragome.guia.components.interfaces.VisualBounds;
import com.dragome.guia.events.listeners.interfaces.BoundsChangeListener;

public class DefaultBounds implements VisualBounds
{
	public static final Object ZERO= new DefaultBounds(0, 0, 0, 0);
	protected int x;
	protected int y;
	protected int width;
	protected int height;
	private BoundsChangeListener boundsChangeListener= new BoundsChangeListener()
	{
		public void boundsChanged()
		{
		}
	};

	public DefaultBounds()
	{
	}

	public DefaultBounds(int aX, int aY, int aWidth, int aHeight)
	{
		x= aX;
		y= aY;
		width= aWidth;
		height= aHeight;
	}

	public DefaultBounds(int aX, int aY, int aWidth, int aHeight, BoundsChangeListener boundsChangeListener)
	{
		this(aX, aY, aWidth, aHeight);
		this.boundsChangeListener= boundsChangeListener;
	}

	public boolean equals(Object obj)
	{
		if (obj instanceof VisualBounds)
		{
			VisualBounds otherBounds= (VisualBounds) obj;

			return getWidth() == otherBounds.getWidth() && getHeight() == otherBounds.getHeight() && getX() == otherBounds.getX() && getY() == otherBounds.getY();
		}

		return false;
	}

	public int getHeight()
	{
		return height;
	}

	public int getWidth()
	{
		return width;
	}

	public int getX()
	{
		return x;
	}

	public int getY()
	{
		return y;
	}

	public void setHeight(int aHeight)
	{
		height= aHeight;
		boundsChangeListener.boundsChanged();
	}

	public void setWidth(int aWidth)
	{
		width= aWidth;
		boundsChangeListener.boundsChanged();
	}

	public void setX(int aX)
	{
		x= aX;
		boundsChangeListener.boundsChanged();
	}

	public void setY(int aY)
	{
		y= aY;
		boundsChangeListener.boundsChanged();
	}
}