Use Alpha values to draw

Tue Nov 11, 2008 5:59 pm

Code:: import java.awt.*; import javax.swing.*; public class UseAlphaValues extends JFrame { int width, height; UseAlphaValues(String st) { this(st, 350, 300); } UseAlphaValues(String st, int w, int h) { setTitle(st); setSize(width = w, height = h); setBackground(Color.black); } public void paint(Graphics g) { Color color1 = new Color(150, 100, 100, 70); Color color2 = new Color(75, 150, 200, 125); Color color3 = new Color(120, 150, 200, 200); g.setColor(color1); g.fillOval(0, 0, width / 2, height / 2); g.setColor(color2); g.fillOval(width / 4, height / 4, width / 2, height / 2); g.setColor(color3); g.fillOval(width / 3, height / 3, width / 4, height / 4); } public static void main(String[] args) { new UseAlphaValues("Use Alpha values to draw in layers.") .setVisible(true); } }

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