graphicreseau.java

这是一个在linux环境下

package fr.umlv.projet.fenetre.net;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JPanel;

/**
 * This class is to display the state of the network transmit by graphic.
 * @author HUANG Wei & MA Xiao Jun
 *
 */
public class GraphicReseau extends JPanel{
private int debut = 0;
private int distance = 3;
private int w = 0;
private int h = 0;
private int Pic = 100;
private int lineYellow = 60;
private Color color;
private List<Integer> list = new ArrayList<Integer>();

protected@Override void paintComponent(Graphics graphic){
	Graphics2D g = (Graphics2D)graphic; 
	super.paintComponent(g);
	this.setBackground(Color.BLACK);
	this.w = this.getWidth() - 1;
	this.h = this.getHeight() - 1;
	int x = w - debut;
	while(x >= lineYellow){
		g.setColor(new Color(0,100,60));
		g.drawLine(x,0,x,h);
		x = x - 10;
	}
	
	int y = h;
	while(y >= 0){
		g.drawLine(lineYellow,y,w,y);
		y = y - 25;
	}
    
	g.setColor(color);
	if(list != null){
		int index = list.size() - 1;
		while(index >= 1){
			if(w <= lineYellow)
				break;
			int f1 = list.get(index)*h/Pic;
			int f2 = list.get(index-1)*h/Pic;
			g.drawLine(w,
					h - f1,
					w - distance,
					h - f2);
			w = w - distance;
			index --;
		}
	}
	g.setColor(Color.YELLOW);
	g.drawLine(lineYellow,0,lineYellow,h);
	g.drawString(Pic+" kb/s",lineYellow-(Pic+" kb/s").length()*7,10);
	if(Pic%2!=0)
		g.drawString((float)Pic/2+" kb/s",lineYellow-((float)Pic/2+" kb/s").length()*7,h/2);
	else
		g.drawString(Pic/2+" kb/s",lineYellow-(Pic/2+" kb/s").length()*7,h/2);
	g.drawString("0 kb/s",lineYellow-("0 kb/s").length()*7,h);
}

/**
 * refresh the state of transmit.
 * @param debut to define the abscissa of begining to draw de cell.
 * @param data value of the real time state of transmit(in or out).
 * @param color we use two different color to draw line(in or out).
 */
public void refresh(int debut,int data,Color color){
	this.debut = debut;
	this.list.add(data);
	this.color = color;
}


}