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package net.gdface.sdk;

import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.io.Serializable;

/**
 * 眼睛位置描述对象
 * @author guyadong
 *
 */
public class EyeInfo implements Serializable {
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private int leftx;
	private int lefty;
	private int rightx;
	private int righty;

	public EyeInfo() {
		this(0,0,0,0);
	}

	public EyeInfo(int leftx, int lefty, int rightx, int righty) {
		this.leftx = leftx;
		this.lefty = lefty;
		this.rightx = rightx;
		this.righty = righty;
	}

	public int getLeftx() {
		return this.leftx;
	}

	public int getLefty() {
		return this.lefty;
	}

	public int getRightx() {
		return this.rightx;
	}

	public int getRighty() {
		return this.righty;
	}

	public void setLeftAndRight(int leftx, int lefty, int rightx, int righty) {
		this.leftx = leftx;
		this.lefty = lefty;
		this.rightx = rightx;
		this.righty = righty;
	}

	/**
	 * @param leftx
	 *            要设置的 leftx
	 */
	public void setLeftx(int leftx) {
		this.leftx = leftx;
	}

	/**
	 * @param lefty
	 *            要设置的 lefty
	 */
	public void setLefty(int lefty) {
		this.lefty = lefty;
	}

	/**
	 * @param rightx
	 *            要设置的 rightx
	 */
	public void setRightx(int rightx) {
		this.rightx = rightx;
	}

	/**
	 * @param righty
	 *            要设置的 righty
	 */
	public void setRighty(int righty) {
		this.righty = righty;
	}
	
	@Override
	public String toString() {
		ByteArrayOutputStream bo = new ByteArrayOutputStream();
		toStream(new PrintStream(bo));
		return bo.toString();
	}
	/**
	 * 以文本形式向{@link PrintStream}输出对象内容 
	 * @param stream
	 */
	public void toStream(PrintStream stream) {
		stream.printf("[lx=%d,ly=%d,rx=%d,ry=%d]",this.leftx,this.lefty,this.rightx,this.righty);
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + leftx;
		result = prime * result + lefty;
		result = prime * result + rightx;
		result = prime * result + righty;
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (!(obj instanceof EyeInfo)) {
			return false;
		}
		EyeInfo other = (EyeInfo) obj;
		if (leftx != other.leftx) {
			return false;
		}
		if (lefty != other.lefty) {
			return false;
		}
		if (rightx != other.rightx) {
			return false;
		}
		if (righty != other.righty) {
			return false;
		}
		return true;
	}
}