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package tim.prune.gui;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JCheckBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import tim.prune.I18nManager;
import tim.prune.config.Config;
import tim.prune.threedee.TerrainDefinition;
/**
* Gui component for defining the 3d terrain,
* including whether to use one or not, and if so
* what resolution to use for the grid
*/
public class TerrainDefinitionPanel extends JPanel
{
/** Checkbox to use a terrain or not */
private JCheckBox _useCheckbox = null;
/** Field for entering the grid size */
private WholeNumberField _gridSizeField = null;
/**
* Constructor
*/
public TerrainDefinitionPanel()
{
setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
// Components
_useCheckbox = new JCheckBox(I18nManager.getText("dialog.3d.useterrain"));
_useCheckbox.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
activateGridField();
}
});
add(_useCheckbox);
add(Box.createHorizontalGlue());
JLabel label = new JLabel(I18nManager.getText("dialog.3d.terraingridsize") + ": ");
add(label);
_gridSizeField = new WholeNumberField(4);
_gridSizeField.setValue(Config.getConfigInt(Config.KEY_TERRAIN_GRID_SIZE)); // default grid size
_gridSizeField.setMaximumSize(new Dimension(100, 50));
_gridSizeField.setEnabled(false);
add(_gridSizeField);
}
/**
* @param inDefinition terrain parameters to set
*/
public void initTerrainParameters(TerrainDefinition inDefinition)
{
_useCheckbox.setSelected(inDefinition != null && inDefinition.getUseTerrain());
if (inDefinition != null && inDefinition.getGridSize() > 0) {
_gridSizeField.setValue(inDefinition.getGridSize());
}
activateGridField();
}
/**
* @return true if the terrain is selected
*/
public boolean getUseTerrain() {
return _useCheckbox.isSelected() && getGridSize() > 2;
}
/**
* @return number of nodes along each side of the grid
*/
public int getGridSize() {
return _gridSizeField.getValue();
}
/**
* Set the grid field to be enabled or not based on the checkbox
*/
private void activateGridField() {
_gridSizeField.setEnabled(_useCheckbox.isSelected());
}
}
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