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fixed y to loop 0..height not 0..width, performing tour on click now

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git-svn-id: svn://anubis/gvsu@89 45c1a28c-8058-47b2-ae61-ca45b979098e
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josh 2008-03-28 23:11:46 +00:00
parent 9a09f532ff
commit 66748cb762
1 changed files with 41 additions and 2 deletions
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43
cs621/proj4/KnightsTour.java
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@ -67,6 +67,9 @@ public class KnightsTour extends JFrame
setLayout(new BoxLayout(this, BoxLayout.Y_AXIS)); setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
add(m_startButton = new JButton("Start Knight's Tour")); add(m_startButton = new JButton("Start Knight's Tour"));
m_startButton.addActionListener(m_handler); m_startButton.addActionListener(m_handler);
add(new Box.Filler(new Dimension(0, 4),
new Dimension(0, 4),
new Dimension(0, 4)));
add(m_statusLabel = new JLabel()); add(m_statusLabel = new JLabel());
}}); }});
}}); }});
@ -90,10 +93,10 @@ public class KnightsTour extends JFrame
m_boardPanel.setBorder(BorderFactory.createEmptyBorder(5, 0, 0, 0)); m_boardPanel.setBorder(BorderFactory.createEmptyBorder(5, 0, 0, 0));
for (int x = 0; x < width; x++) for (int x = 0; x < width; x++)
{ {
for (int y = 0; y < width; y++) for (int y = 0; y < height; y++)
{ {
JLabel l = new JLabel(m_ktBoard.getStepAt(x, y) == 0 JLabel l = new JLabel(m_ktBoard.getStepAt(x, y) == 0
? "h" ? ""
: new Integer(m_ktBoard.getStepAt(x, y)).toString(), : new Integer(m_ktBoard.getStepAt(x, y)).toString(),
SwingConstants.CENTER); SwingConstants.CENTER);
l.setBorder(BorderFactory.createBevelBorder(BevelBorder.LOWERED)); l.setBorder(BorderFactory.createBevelBorder(BevelBorder.LOWERED));
@ -117,6 +120,42 @@ public class KnightsTour extends JFrame
if (e.getSource() == m_startButton) if (e.getSource() == m_startButton)
{ {
m_statusLabel.setText("Running..."); m_statusLabel.setText("Running...");
/* first validate input text fields */
int width, height, startx, starty;
try
{
width = Integer.parseInt(m_widthField.getText());
height = Integer.parseInt(m_heightField.getText());
startx = Integer.parseInt(m_startXField.getText());
starty = Integer.parseInt(m_startYField.getText());
}
catch (NumberFormatException nfe)
{
m_statusLabel.setText("Non-numerical input!");
return;
}
if (width < 1 || height < 1 || startx < 0 || starty < 0 ||
startx >= width || starty >= height)
{
m_statusLabel.setText("Invalid input!");
return;
}
/* create a new KnightsTourBoard object */
m_ktBoard = new KnightsTourBoard(width, height);
createBoardPanel();
/* run the tour and update GUI */
if (m_ktBoard.tour(startx, starty))
{
createBoardPanel();
m_statusLabel.setText("Finished.");
}
else
{
m_statusLabel.setText("Solution not found!");
}
} }
} }
} }