/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
/*
* MainFrame.java
*
* Created on Jan 17, 2012, 9:38:52 AM
*/
package ru.dubov.segmentsintersect;
import java.awt.Color;
import java.awt.Graphics;
import ru.dubov.primitives.Point;
import ru.dubov.primitives.Segment;
/**
*
* @author MSDubov
*/
public class MainFrame extends javax.swing.JFrame {
/** Creates new form MainFrame */
public MainFrame() {
initComponents();
setLocationRelativeTo(null);
c = 0;
}
/** 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() {
@Override
public void paintComponent(Graphics g) {
g.clearRect(0, 0, this.getWidth(), this.getHeight());
g.setColor(Color.BLACK);
if (c == 1) {
g.drawLine((int)p1.getX(), (int)p1.getY(), (int)mouseX, (int)mouseY);
}
if (c >= 2) {
g.drawLine((int)p1.getX(), (int)p1.getY(), (int)p2.getX(), (int)p2.getY());
}
if (c == 3) {
g.drawLine((int)p3.getX(), (int)p3.getY(), (int)mouseX, (int)mouseY);
}
if (c == 4) {
g.drawLine((int)p3.getX(), (int)p3.getY(), (int)p4.getX(), (int)p4.getY());
if(intersection) g.setColor(Color.GREEN);
else g.setColor(Color.RED);
g.fillRect(getWidth() - 17, 2, 15, 15);
}
}
};
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
setTitle("Segments intersection");
jPanel1.setBorder(javax.swing.BorderFactory.createLineBorder(new java.awt.Color(0, 0, 0)));
jPanel1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mousePressed(java.awt.event.MouseEvent evt) {
jPanel1MousePressed(evt);
}
});
jPanel1.addMouseMotionListener(new java.awt.event.MouseMotionAdapter() {
public void mouseMoved(java.awt.event.MouseEvent evt) {
jPanel1MouseMoved(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 378, Short.MAX_VALUE)
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 276, Short.MAX_VALUE)
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
Point p1, p2, p3, p4;
int c;
boolean intersection = false;
double mouseX, mouseY;
private void jPanel1MouseMoved(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jPanel1MouseMoved
mouseX = evt.getX();
mouseY = evt.getY();
jPanel1.repaint();
}//GEN-LAST:event_jPanel1MouseMoved
private void jPanel1MousePressed(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jPanel1MousePressed
if (c == 4) c = 0;
if (c == 0) {
p1 = new Point(evt.getX(), evt.getY());
} else if (c == 1) {
p2 = new Point(evt.getX(), evt.getY());
} else if (c == 2) {
p3 = new Point(evt.getX(), evt.getY());
} else if (c == 3) {
p4 = new Point(evt.getX(), evt.getY());
Segment s1 = new Segment(p1, p2);
Segment s2 = new Segment(p3, p4);
intersection = SegmentsIntersect.two(s1, s2);
}
c++;
jPanel1.repaint();
}//GEN-LAST:event_jPanel1MousePressed
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(MainFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(MainFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(MainFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(MainFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new MainFrame().setVisible(true);
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JPanel jPanel1;
// End of variables declaration//GEN-END:variables
}