我的程序如下:
<%@ page contentType="image/jpeg"
import="java.awt.*,java.awt.image.*,com.sun.image.codec.jpeg.*,java.util.*"%>
<%
int width=200, height=200;
BufferedImage image = new BufferedImage(width,
height, BufferedImage.TYPE_INT_RGB);
Graphics g = image.getGraphics();
g.setColor(new Color(200,200,200));
g.fillRect(0, 0, width, height); g.drawLine(0,0,200,200); g.setColor(new Color(0,0,200));
g.setFont(new Font("Arial",Font.BOLD,12));
g.drawString("01234456789asbv",10,20); g.drawString("abc123你好!",10,40); g.dispose();
ServletOutputStream sos = response.getOutputStream();
JPEGImageEncoder encoder =
JPEGCodec.createJPEGEncoder(sos);
encoder.encode(image);
%>
执行是没问题,可问题是:
1、怎样设置线宽和线型(实线、虚线、点折线等)?
2、怎样输出中文?
3、怎样任意角度输出文字?比如旋转30度、90度输出文字请高手指教!!!
<%@ page contentType="image/jpeg"
import="java.awt.*,java.awt.image.*,com.sun.image.codec.jpeg.*,java.util.*"%>
<%
int width=200, height=200;
BufferedImage image = new BufferedImage(width,
height, BufferedImage.TYPE_INT_RGB);
Graphics g = image.getGraphics();
g.setColor(new Color(200,200,200));
g.fillRect(0, 0, width, height); g.drawLine(0,0,200,200); g.setColor(new Color(0,0,200));
g.setFont(new Font("Arial",Font.BOLD,12));
g.drawString("01234456789asbv",10,20); g.drawString("abc123你好!",10,40); g.dispose();
ServletOutputStream sos = response.getOutputStream();
JPEGImageEncoder encoder =
JPEGCodec.createJPEGEncoder(sos);
encoder.encode(image);
%>
执行是没问题,可问题是:
1、怎样设置线宽和线型(实线、虚线、点折线等)?
2、怎样输出中文?
3、怎样任意角度输出文字?比如旋转30度、90度输出文字请高手指教!!!
解决方案 »
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