This problem was also occuring with polygons. But it seems to have been fixed in JDK
1.4.0:
I was able to reproduce this problem using JDK 1.3.1, but it worked just fine with JDK
1.4.0beta3
Emmanuel
Anders Hasselkvist wrote:
> If you run the code below you will see a small white area in the lower right part of
>the generalpath. This is a simple path but I have quite complex paths and would like
>to know if there is an easy way to fix this? It seams like fill and draw methods draw
>things with some kind of offset from each other. I have tried to create two different
>generalpaths, one for draw and one for fill. Then I moved (translated) the
>generalpath used by fill one pixel down and one pixel to the right. Unfortunately I
>ended up having small white areas in the upper left part of my paths instead.
>
> Anders
>
> //--------------------------------------------------------
> import java.awt.*;
> import java.awt.geom.*;
> import javax.swing.*;
>
> public class GPPanel extends JPanel {
> private JFrame frame;
> private Dimension dim = new Dimension(400,400);
>
> int[] px = {200,300,200,100};
> int[] py = {100,200,300,200};
>
> GeneralPath gp = new GeneralPath();
>
> public GPPanel (JFrame frame) {
> this.frame = frame;
>
> gp.moveTo(px[0], py[0]);
> for (int i=1; i<px.length; i++)
> gp.lineTo(px[i], py[i]);
>
> gp.closePath();
>
> setBackground(Color.white);
> setPreferredSize(dim);
> }
>
> public void paintComponent(Graphics g) {
> super.paintComponent(g);
> Graphics2D g2d = (Graphics2D)g;
>
> g2d.setColor(getBackground());
> g2d.fillRect(0, 0, dim.width, dim.height);
>
> g2d.setColor(Color.gray);
> g2d.fill(gp);
>
> g2d.setColor(Color.red);
> g2d.draw(gp);
> }
>
> public static void main(String[] args) {
> JFrame f = new JFrame();
> GPPanel p = new GPPanel(f);
>
> f.getContentPane().add(p);
> f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
> f.pack();
> f.show();
> }
> }
> //--------------------------------------------------------
>
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