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import java.awt.Color;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import javax.swing.JComponent;
import javax.swing.JFrame;
public class BasicDraw {
public static void main(String[] args) {
new BasicDraw();
}
BasicDraw() {
JFrame frame = new JFrame();
frame.add(new MyComponent());
frame.setSize(300, 300);
frame.setVisible(true);
}
}
class MyComponent extends JComponent {
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
Color startColor = Color.red;
Color endColor = Color.blue;
int startX = 10, startY = 20, endX = 30, endY = 40;
GradientPaint gradient = new GradientPaint(startX, startY, startColor, endX, endY, endColor,true);
g2d.setPaint(gradient);
g2d.draw(new Rectangle(20, 20, 200, 200));
}
}
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