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package tim.prune.function.estimate;
import java.awt.Component;
import java.awt.GridLayout;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JPanel;
import tim.prune.I18nManager;
import tim.prune.config.Config;
import tim.prune.data.Unit;
import tim.prune.gui.DisplayUtils;
/**
* Display panel for showing estimation parameters
* in a standard grid form
*/
public class ParametersPanel extends JPanel
{
private final Config _config;
/** Flag for whether average error should be shown */
private final boolean _showAverageError;
/** Labels for calculated parameters */
private JLabel _fsUnitsLabel = null, _flatSpeedLabel = null;
private JLabel _climbUnitsLabel = null;
private JLabel _gentleClimbLabel = null, _steepClimbLabel = null;
private JLabel _descentUnitsLabel = null;
private JLabel _gentleDescentLabel = null, _steepDescentLabel = null;
private JLabel _averageErrorLabel = null;
private final NumberFormat _numberFormatter;
/**
* Constructor
* @param inTitleKey key to use for title of panel
* @param inConfig config object
*/
public ParametersPanel(String inTitleKey, Config inConfig) {
this(inTitleKey, false, inConfig);
}
/**
* Constructor
* @param inTitleKey key to use for title of panel
* @param inShowAvgError true to show average error line
* @param inConfig config object
*/
public ParametersPanel(String inTitleKey, boolean inShowAvgError, Config inConfig)
{
super();
_config = inConfig;
_numberFormatter = NumberFormat.getNumberInstance();
if (_numberFormatter instanceof DecimalFormat) {
((DecimalFormat) _numberFormatter).applyPattern("0.00");
}
_showAverageError = inShowAvgError;
if (inTitleKey != null) {
setBorder(BorderFactory.createTitledBorder(I18nManager.getText(inTitleKey)));
}
setLayout(new GridLayout(0, 3, 3, 3));
addLabels();
}
private void addLabels()
{
// flat speed
_fsUnitsLabel = new JLabel(I18nManager.getText("dialog.estimatetime.parameters.timefor") + " 5km : ");
_fsUnitsLabel.setAlignmentX(Component.RIGHT_ALIGNMENT);
add(_fsUnitsLabel);
_flatSpeedLabel = new JLabel("60 minutes"); // (filled in later)
add(_flatSpeedLabel);
add(new JLabel(""));
// Headers for gentle and steep
add(new JLabel(""));
JLabel gentleLabel = new JLabel(I18nManager.getText("dialog.estimatetime.gentle"));
add(gentleLabel);
JLabel steepLabel = new JLabel(I18nManager.getText("dialog.estimatetime.steep"));
add(steepLabel);
// Climb
_climbUnitsLabel = new JLabel("Climb 100m: ");
_climbUnitsLabel.setAlignmentX(Component.RIGHT_ALIGNMENT);
add(_climbUnitsLabel);
_gentleClimbLabel = new JLabel("22 minutes"); // (filled in later)
add(_gentleClimbLabel);
_steepClimbLabel = new JLabel("22 minutes"); // (filled in later)
add(_steepClimbLabel);
// Descent
_descentUnitsLabel = new JLabel(I18nManager.getText("dialog.estimatetime.parameters.timefor") + ": ");
_descentUnitsLabel.setAlignmentX(Component.RIGHT_ALIGNMENT);
add(_descentUnitsLabel);
_gentleDescentLabel = new JLabel("22 minutes"); // (filled in later)
add(_gentleDescentLabel);
_steepDescentLabel = new JLabel("22 minutes"); // (filled in later)
add(_steepDescentLabel);
// Average error
if (_showAverageError)
{
JLabel errorLabel = new JLabel(I18nManager.getText("dialog.learnestimationparams.averageerror") + ": ");
errorLabel.setAlignmentX(Component.RIGHT_ALIGNMENT);
add(errorLabel);
_averageErrorLabel = new JLabel("22 minutes"); // (filled in later)
add(_averageErrorLabel);
}
}
/**
* Update the labels using the given parameters
* @param inParams the parameters used or calculated
* @param inAverageError average error as percentage
* @param inShowError true to show this error value, false otherwise
*/
private void updateParameters(EstimationParameters inParams, double inAverageError, boolean inShowError)
{
if (inParams == null)
{
_flatSpeedLabel.setText("");
_gentleClimbLabel.setText(""); _steepClimbLabel.setText("");
_gentleDescentLabel.setText(""); _steepDescentLabel.setText("");
}
else
{
final Unit distUnit = _config.getUnitSet().getDistanceUnit();
final String minsText = " " + I18nManager.getText("units.minutes");
_fsUnitsLabel.setText(I18nManager.getText("dialog.estimatetime.parameters.timefor") +
" " + EstimationParameters.getStandardDistance(distUnit) + ": ");
_flatSpeedLabel.setText(formatMinutes(inParams.getFlatMinutesLocal(distUnit)) + minsText);
final Unit altUnit = _config.getUnitSet().getAltitudeUnit();
final String heightString = " " + EstimationParameters.getStandardClimb(altUnit) + ": ";
_climbUnitsLabel.setText(I18nManager.getText("dialog.estimatetime.climb") + heightString);
_gentleClimbLabel.setText(formatMinutes(inParams.getGentleClimbMinutesLocal(altUnit)) + minsText);
_steepClimbLabel.setText(formatMinutes(inParams.getSteepClimbMinutesLocal(altUnit)) + minsText);
_descentUnitsLabel.setText(I18nManager.getText("dialog.estimatetime.descent") + heightString);
_gentleDescentLabel.setText(formatMinutes(inParams.getGentleDescentMinutesLocal(altUnit)) + minsText);
_steepDescentLabel.setText(formatMinutes(inParams.getSteepDescentMinutesLocal(altUnit)) + minsText);
}
// Average error
if (_averageErrorLabel != null)
{
if (inParams == null || !inShowError) {
_averageErrorLabel.setText("");
}
else {
_averageErrorLabel.setText(DisplayUtils.formatOneDp(inAverageError) + " %");
}
}
}
/** @return the number formatted using the current locale (and 2 decimal places) */
private String formatMinutes(double inMinutes) {
return _numberFormatter.format(inMinutes);
}
/**
* Just show the parameters, with no average error
* @param inParams parameters to show
*/
public void updateParameters(EstimationParameters inParams) {
updateParameters(inParams, 0.0, false);
}
/**
* Show the parameters and the average error
* @param inParams parameters to show
* @param inAverageError average error as percentage
*/
public void updateParameters(EstimationParameters inParams, double inAverageError) {
updateParameters(inParams, inAverageError, true);
}
}
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