使用JAVA生成图片
import java.awt.*;
import java.awt.image.*;
import java.io.*;
import javax.imageio.*;
import java.awt.font.*;
import java.awt.geom.*;
public class CreateImage
{
public
static void main(String[] args) throws Exception
{
int width =
100;
int height =
100;
String s = "你好";
File file = new File("c:/image.jpg");
Font font = new Font("Serif", Font.BOLD, 10);
BufferedImage bi = new BufferedImage(width, height,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = (Graphics2D)bi.getGraphics();
g2.setBackground(Color.WHITE);
g2.clearRect(0, 0, width,
height);
g2.setPaint(Color.RED);
FontRenderContext context = g2.getFontRenderContext();
Rectangle2D bounds = font.getStringBounds(s,
context);
double x = (width -
bounds.getWidth()) / 2;
double y =
(height - bounds.getHeight()) / 2;
double ascent =
-bounds.getY();
double baseY
= y + ascent;
g2.drawString(s, (int)x, (int)baseY);
ImageIO.write(bi, "jpg", file);
}
}
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