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import java.awt.Color;
import java.awt.Container;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.TexturePaint;
import java.awt.image.BufferedImage;
import javax.swing.JComponent;
import javax.swing.JFrame;
public class MainClass {
public static void main(String[] args) {
JFrame jf = new JFrame("Demo");
Container cp = jf.getContentPane();
MyCanvas tl = new MyCanvas();
cp.add(tl);
jf.setSize(300, 200);
jf.setVisible(true);
}
}
class MyCanvas extends JComponent {
public void paint(Graphics g) {
BufferedImage bim;
TexturePaint tp;
String mesg = "www.java2java.com";
Font myFont = new Font("Lucida Regular", Font.BOLD, 72);
Color[] colors = {
Color.red, Color.blue, Color.yellow,
};
int width = 8, height = 8;
bim = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = bim.createGraphics();
for (int i=0; i<width; i++) {
g2.setPaint(colors[(i/2)%colors.length]);
g2.drawLine(0, i, i, 0);
g2.drawLine(width-i, height, width, height-i);
}
Rectangle r = new Rectangle(0, 0, bim.getWidth(), bim.getHeight());
tp = new TexturePaint(bim, r);
Graphics2D g2d = (Graphics2D)g;
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g2d.setPaint(tp);
g2d.setFont(myFont);
g2d.drawString(mesg, 20, 100);
}
}
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