?? imagecanvas.java
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package mutableimagedemo;import javax.microedition.lcdui.*;import javax.microedition.midlet.*;import javax.microedition.lcdui.game.*;import java.io.*;import java.lang.*;public class ImageCanvas extends Canvas{ //private Graphics g; public int type = 0; private Image image; public ImageCanvas() { } public void paint(Graphics g) { g.setColor(0x00000000); g.fillRect(0, 0, this.getWidth(), this.getHeight()); image = Image.createImage(100,100); Graphics image_G = image.getGraphics(); image_G.setColor(0xFF0000); image_G.fillRect(25,25,50,50); g.drawImage(image,getWidth()/2,getHeight()/2,g.VCENTER|g.HCENTER); }}
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