> /*
> * Copyright (C) 1999 - 2006 by Environmental Systems Research Institute Inc.
> * All Rights Reserved.
> *
> * N O T I C E
> *
> * THIS MATERIAL IS CONSIDERED A TRADE SECRET BY ESRI.
> * UNAUTHORIZED ACCESS IS PROHIBITED.
> *
> * $Workfile:$ $Revision:$
> */
Umm. After such introduction to the test I think I'd
have to burn my eyes after reading it! =)
Dmitri
On Wed, Jun 28, 2006 at 09:57:37AM -0700, Russell East wrote:
> Hi,
> the attached sample app uses Java2D dash pattern to try to create a
> railway pattern, but the result isn't very good.
>
> The code is specifying the dash array as { 4.0f, 4.0f } but I'm seeing
> variable results:
> o on the top line it seems more like {5, 3}
> o on the left line seems more like { 6, 2, 5, 3 } and
> o on the bottom line does not look dashed at all
>
> Is it something I'm doing wrong in my code, or known problem?
>
> -- Russell
>
> ===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
> of the message "signoff JAVA2D-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
> /*
> * Copyright (C) 1999 - 2006 by Environmental Systems Research Institute Inc.
> * All Rights Reserved.
> *
> * N O T I C E
> *
> * THIS MATERIAL IS CONSIDERED A TRADE SECRET BY ESRI.
> * UNAUTHORIZED ACCESS IS PROHIBITED.
> *
> * $Workfile:$ $Revision:$
> */
>
> package com.esri.mc.app;
>
> import javax.swing.*;
> import java.awt.*;
> import java.awt.geom.GeneralPath;
>
> /**
> * dash lines look wrong
> */
> public class RailwayLines extends JFrame {
>
> public static void main(String[] args) {
> new RailwayLines().setVisible(true);
> }
>
> public RailwayLines() {
> this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
> this.setBounds(200, 200, 500, 300);
> String text = System.getProperty("java.vm.version");
> this.setTitle(text);
> MyCanvas canvas = new MyCanvas();
> this.getContentPane().add(canvas);
> }
> }
>
> final class MyCanvas extends JComponent {
> private Stroke topStroke, backStroke;
> private Color topColor, backColor;
> private GeneralPath path;
>
> MyCanvas() {
> topStroke = constructTopStroke();
> backStroke = constructBackStroke();
> topColor = Color.WHITE;
> backColor = new Color(102, 102, 102);
> path = constructPath();
> }
>
> private GeneralPath constructPath() {
> GeneralPath path = new GeneralPath();
> path.moveTo(100.0f, 100.0f);
> path.lineTo(200.0f, 200.0f);
> path.lineTo(400.0f, 200.0f);
> path.lineTo(400.0f, 100.0f);
> path.closePath();
> return path;
> }
>
> private Stroke constructBackStroke() {
> float width = 4.0f;
> int cap = BasicStroke.CAP_ROUND;
> int join = BasicStroke.JOIN_ROUND;
> return new BasicStroke(width, cap, join);
> }
>
> private Stroke constructTopStroke() {
> float width = 2.0f;
> int cap = BasicStroke.CAP_ROUND;
> int join = BasicStroke.JOIN_ROUND;
> float miterLimit = 10.f;
> float[] dash = { 4.0f, 4.0f };
> float dashPhase = 0.0f;
> return new BasicStroke(width, cap, join, miterLimit, dash,
> dashPhase);
> }
>
> protected void paintComponent(Graphics g) {
> super.paintComponent(g);
> Graphics2D g2 = (Graphics2D)g;
> g2.setColor(backColor);
> g2.setStroke(backStroke);
> g2.draw(path);
> g2.setColor(topColor);
> g2.setStroke(topStroke);
> g2.draw(path);
> }
> }
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