txttopicture.java

对txt文件读取的例程。简单地介绍如何利用JAVA读取和写入txt文件

/*
// header - edit "Data/yourJavaAppletHeader" to customize
// contents - edit "EventHandlers/Java Applet/onCreate" to customize
*/
import java.awt.*;
import java.awt.image.*;
public class TxtToPicture extends java.applet.Applet
{
	
	Image image;
	int imageWidth;
	int imageHeigth;
	public void init()
	{
		resize(600,600);
		try{
			TxtFileReader tfr=new TxtFileReader("test.txt");
			PixMaker pm=new PixMaker(tfr.getPixString());
			
			imageWidth=pm.getImageWidth();
			imageHeigth=pm.getImageHeigth();
			image=createImage(new MemoryImageSource(imageWidth,imageHeigth,pm.getPixArray(),0,imageWidth));
		}catch(Exception e){
			e.printStackTrace();
		}
	}

	public void paint(Graphics g)
	{
		g.drawImage(image,50,50,10*imageWidth,10*imageHeigth,this);
	}
}