[HARMONY-5240] [classlib][awt] Graphics.drawOval incorrectly works with AlphaComposite different from AlphaComposite.SrcOver

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 5.0M4
• Component/s: Classlib
• Environment: Win
• Patch Info: Patch Available
• Assignee: Alexey Petrenko
• Reporter: Igor V. Stolyarov
• Created: 03/Dec/07 10:58
• Updated: 03/Dec/07 15:02
• Resolved: 03/Dec/07 12:36

Description

Graphics.drawOval incorrectly works with AlphaComposite different from AlphaComposite.SrcOver

Simple reproducer:
import java.io.*;
import java.awt.*;
import java.awt.image.*;
import javax.swing.*;

public class DrawOvalTest extends JFrame {
public static void main(String[] args){
final DrawOvalTest test = new DrawOvalTest();
test.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
test.setSize(200, 200);
test.add(new Panel(){
public void paint(Graphics g)

{ Composite composite = AlphaComposite.Clear; int w = test.getWidth(); int h = test.getHeight(); g.setColor(Color.green); g.fillRect(0, 0, w, h); Graphics2D g2d = (Graphics2D)g; g2d.setColor(Color.red); g2d.setComposite(composite); g2d.drawOval(w/4, h/4, w/2, h/2); }

});
test.setVisible(true);
}
}