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Image ImageBuffer = null;
Graphics GraImage = null;
public void update(Graphics g){ //¸²¸Çupdate·½·¨£¬½ØÈ¡Ä¬Èϵĵ÷Óùý³Ì
ImageBuffer = createImage(this.getWidth(), this.getHeight()); //´´½¨Í¼Ðλº³åÇø
GraImage = ImageBuffer.getGraphics(); //»ñȡͼÐλº³åÇøµÄͼÐÎÉÏÏÂÎÄ
paint(GraImage); //ÓÃpaint·½·¨ÖбàдµÄ»æÍ¼¹ý³Ì¶ÔͼÐλº³åÇø»æÍ¼
GraImage.dispose(); //ÊÍ·ÅͼÐÎÉÏÏÂÎÄ×ÊÔ´
g.drawImage(ImageBuffer, 0, 0, this); //½«Í¼Ðλº³åÇø»æÖƵ½ÆÁÄ»ÉÏ
}
public void paint(Graphics g){ //ÔÚpaint·½·¨ÖÐʵÏÖ»æÍ¼¹ý³Ì
g.drawLine(0, 0, 100, 100);
}
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short port;
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