zdistancedisplayer.java

ZDrive Driving Warning System

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * ZDistanceDisplayer.java
 *
 * Created on Jan 24, 2009, 7:06:35 PM
 */

package zdrive.panels;
import java.math.BigDecimal;
/**
 *
 * @author Mohamed Aly
 */
public class ZDistanceDisplayer extends javax.swing.JPanel {

    /** Creates new form ZDistanceDisplayer */
    public ZDistanceDisplayer() {
        initComponents();
        disappear();
        //this.update(6000, 5340);
        
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jPanel1 = new javax.swing.JPanel();
        distance_bar = new javax.swing.JProgressBar();
        distance_text = new javax.swing.JLabel();

        setBackground(new java.awt.Color(255, 255, 255));
        setMinimumSize(new java.awt.Dimension(10, 19));
        setLayout(new java.awt.BorderLayout());

        jPanel1.setBackground(new java.awt.Color(255, 255, 255));

        distance_bar.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0), 5));
        distance_bar.setMaximumSize(new java.awt.Dimension(500, 30));
        distance_bar.setMinimumSize(new java.awt.Dimension(500, 30));
        distance_bar.setPreferredSize(new java.awt.Dimension(500, 30));
        jPanel1.add(distance_bar);

        add(jPanel1, java.awt.BorderLayout.CENTER);

        distance_text.setBackground(new java.awt.Color(255, 255, 255));
        distance_text.setFont(new java.awt.Font("Calibri", 1, 72)); // NOI18N
        distance_text.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        distance_text.setText("500m  ");
        distance_text.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
        distance_text.setVerifyInputWhenFocusTarget(false);
        add(distance_text, java.awt.BorderLayout.PAGE_END);
        distance_text.getAccessibleContext().setAccessibleName("500m");
    }// </editor-fold>//GEN-END:initComponents
    public void reset(){
       
       distance_bar.setValue(0);
       distance_text.setText("");

    }

    public synchronized void update(double distance, double remaining){


        double y = ((distance-remaining)/distance)*100;
        distance_bar.setValue((int)y);

        if(remaining < 1000){
            distance_text.setText((int)remaining+"m");
        }
        else{
            double x = remaining / 1000.0;
            BigDecimal bd = new BigDecimal(x);
            bd = bd.setScale(2,BigDecimal.ROUND_HALF_UP);
            distance_text.setText(bd.toString()+"km");

        }


    }

    public synchronized void appear(){
        distance_bar.setVisible(true);
        distance_text.setVisible(true);
    }

    public synchronized void disappear(){
        distance_bar.setVisible(false);
        distance_text.setVisible(false);

    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JProgressBar distance_bar;
    private javax.swing.JLabel distance_text;
    private javax.swing.JPanel jPanel1;
    // End of variables declaration//GEN-END:variables

}