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java 图片处理0

怎么利用java生成图片，希望给出代码，颜色可以不一致

Java 图片

2012年7月27日 20:15

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采纳的答案

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;

import com.sun.image.codec.jpeg.JPEGCodec;
import com.sun.image.codec.jpeg.JPEGImageEncoder;

public class Drawing {
	
	public void graphicsImage() throws Exception {
		int imageWidth = 400;
		int imageHeight = 15;
		int imageBackHeight = 45;
		int width = 80;
		
		BufferedImage image = new BufferedImage(imageWidth, imageBackHeight, BufferedImage.TYPE_INT_RGB);
		Graphics graphics = image.getGraphics();
		graphics.setColor(Color.WHITE);
		graphics.fillRect(0, 0, imageWidth, imageBackHeight);
		graphics.setColor(Color.YELLOW);
		graphics.fillRect(0, imageHeight, width, imageHeight);
		
		graphics.setColor(new Color(244, 184, 0));
		graphics.fillRect(1*width, imageHeight, width, imageHeight);
		
		graphics.setColor(new Color(225, 127, 30));
		graphics.fillRect(2*width, imageHeight, width, imageHeight);
		
		graphics.setColor(new Color(211, 72, 29));
		graphics.fillRect(3*width, imageHeight, width, imageHeight);
		
		graphics.setColor(Color.RED);
		graphics.fillRect(4*width, imageHeight, width, imageHeight);
		graphics.setColor(Color.BLACK);
		graphics.setFont(new Font("黑体",Font.BOLD, 16));
		graphics.drawString("PM", 150, 15);
		
		graphics.setFont(new Font("宋体",Font.ITALIC, 8));
		graphics.drawString("2.5", 168, 15);
		
		graphics.dispose();

		FileOutputStream fos = new FileOutputStream("D:\\.jpg");
		BufferedOutputStream bos = new BufferedOutputStream(fos);
		JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(bos);
		encoder.encode(image);
		
		bos.close();

	}

	public static void main(String[] args) throws Exception {
		new Drawing().graphicsImage();
	}
}

2012年7月27日 21:06