colorlabel.java

来自「Toy Universe网上玩具购物系统源代码」· Java 代码 · 共 92 行

import java.awt.*;


public class colorLabel extends Label implements Runnable
{
	Color gColor;
	Thread thread;
	public colorLabel(String s,int fontSize)
	{
		super(s);
		setAlignment(Label.CENTER);
		setSize(300,60);
		setFont(new Font("Arial",Font.BOLD,fontSize));
		gColor=new Color(0);
		setForeground(gColor);
		thread=new Thread(this);
		
		thread.start();
	}
	public void run()
	{
		int r,g,b;
		r=g=b=0;
		
		try
			{
				while(true)
				{
					//color++;
					//color--;
					/*
					if (gColor==new Color(255,255,255))
					{
						color=0;
						//System.out.println(color);
					}
					*/
					//彩色代码
					if (b>255)
					{ 
						//g+=3;
						b=10;
					}
						
						
						
					if (g>255)
					{
						//r+=2;
						g=30;
					}	
					if (r>255) 
						r=20;
						
					//
					/*改编代码1.....................
					if (b<255)
					b++;
					else
					{
						if (g<255)
						g++;
						else
						{
							if(r<255)
							r++;
							else
							r=b=g=0;
						}
					}
					................*/
					//改编代码2
					
					gColor=new Color(r,g,b);
					
					//setText("r:"+r+"g:"+g+"b:"+b);
					setForeground(gColor);
					setBackground(new Color(255-r,255-g,255-b));
					r+=21;
					g+=34;
					b+=57;
					thread.sleep(1000);
				}
			}
		catch(Exception e)
		{
			System.out.println(String.valueOf(e));
			System.exit(1);
		}
	}
	
}