/*******************************************************************************
* Copyright (c) 2010 Oak Ridge National Laboratory.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
******************************************************************************/
package org.csstudio.swt.xygraph.toolbar;
import org.csstudio.swt.xygraph.Activator;
import org.csstudio.swt.xygraph.figures.Axis;
import org.csstudio.swt.xygraph.figures.XYGraph;
import org.csstudio.swt.xygraph.linearscale.Range;
import org.csstudio.swt.xygraph.util.XYGraphMediaFactory;
import org.eclipse.jface.preference.ColorSelector;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.FontDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.Text;
/**This will help to create the necessary widgets
* to configure an axis's properties.
* @author Xihui Chen
*
*/
public class AxisConfigPage {
private XYGraph xyGraph;
private Axis axis;
private Text titleText;
private Label scaleFontLabel;
private Font scaleFont;
private Label titleFontLabel;
private Font titleFont;
private ColorSelector axisColorSelector;
private Button primaryButton;
private Button logButton;
private Button autoScaleButton;
private Label maxOrAutoScaleLabel;
private DoubleInputText maxOrAutoScaleThrText;
private Label minLabel;
private DoubleInputText minText;
private Button dateEnabledButton;
private Button autoFormat;
private Label formatLabel;
private Text formatText;
private Button showGridButton;
private Button dashGridLineButton;
private ColorSelector gridColorSelector;
private Button showAxisButton;
private Composite composite;
private boolean enableRanges;
public AxisConfigPage(XYGraph xyGraph, Axis axis, boolean enableRanges) {
this.xyGraph = xyGraph;
this.axis = axis;
scaleFont = axis.getFont();
titleFont = axis.getTitleFont();
this.enableRanges = enableRanges;
}
public void createPage(final Composite composite){
this.composite = composite;
composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
composite.setLayout(new GridLayout(3, false));
GridData gd;
GridData labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
final Label titleLabel = new Label(composite, 0);
titleLabel.setText("Title: ");
titleLabel.setLayoutData(labelGd);
titleText = new Text(composite, SWT.BORDER | SWT.SINGLE);
gd = new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1);
titleText.setLayoutData(gd);
titleFontLabel = new Label(composite, 0);
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
titleFontLabel.setLayoutData(labelGd);
final Button titleFontButton = new Button(composite, SWT.PUSH);
titleFontButton.setText("Change...");
gd = new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 1, 1);
titleFontButton.setLayoutData(gd);
titleFontButton.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
FontDialog fontDialog = new FontDialog(composite.getShell());
if(titleFont != null)
fontDialog.setFontList(titleFont.getFontData());
FontData fontData = fontDialog.open();
if(fontData != null){
titleFont = XYGraphMediaFactory.getInstance().getFont(fontData);
titleFontLabel.setFont(titleFont);
titleFontLabel.setText("Title Font: " + fontData.getName());
composite.getShell().layout(true, true);
}
}
});
scaleFontLabel = new Label(composite, 0);
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
scaleFontLabel.setLayoutData(labelGd);
final Button scaleFontButton = new Button(composite, SWT.PUSH);
scaleFontButton.setText("Change...");
gd = new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 1, 1);
scaleFontButton.setLayoutData(gd);
scaleFontButton.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
FontDialog fontDialog = new FontDialog(composite.getShell());
if(scaleFont != null)
fontDialog.setFontList(scaleFont.getFontData());
FontData fontData = fontDialog.open();
if(fontData != null){
scaleFont = XYGraphMediaFactory.getInstance().getFont(fontData);
scaleFontLabel.setFont(scaleFont);
scaleFontLabel.setText("Scale Font: " + fontData.getName());
composite.getShell().layout(true, true);
}
}
});
final Label colorLabel = new Label(composite, 0);
colorLabel.setText("Axis Color:");
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1);
colorLabel.setLayoutData(labelGd);
axisColorSelector = new ColorSelector(composite);
gd = new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 1, 1);
axisColorSelector.getButton().setLayoutData(gd);
axisColorSelector.addListener(new IPropertyChangeListener(){
@Override
public void propertyChange(PropertyChangeEvent event) {
scaleFontLabel.setForeground(XYGraphMediaFactory.getInstance().getColor(
axisColorSelector.getColorValue()));
titleFontLabel.setForeground(XYGraphMediaFactory.getInstance().getColor(
axisColorSelector.getColorValue()));
}
});
primaryButton = new Button(composite, SWT.CHECK);
configCheckButton(primaryButton, "On Primary Side(Bottom/Left)");
logButton = new Button(composite, SWT.CHECK);
configCheckButton(logButton, "Log");
autoScaleButton = new Button(composite, SWT.CHECK);
configCheckButton(autoScaleButton, "Auto Scale Enabled");
maxOrAutoScaleLabel = new Label(composite, 0);
labelGd = new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 1, 1);
maxOrAutoScaleLabel.setLayoutData(labelGd);
maxOrAutoScaleThrText = new DoubleInputText(composite, SWT.BORDER | SWT.SINGLE);
gd = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
maxOrAutoScaleThrText.getText().setLayoutData(gd);
maxOrAutoScaleThrText.getText().setEnabled(enableRanges);
minLabel = new Label(composite, 0);
minLabel.setText("Minimum: ");
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
minLabel.setLayoutData(labelGd);
minText = new DoubleInputText(composite, SWT.BORDER | SWT.SINGLE);
gd = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
minText.getText().setLayoutData(gd);
minText.getText().setEnabled(enableRanges);
if (!enableRanges) {
final CLabel info = new CLabel(composite, SWT.WRAP);
info.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false, 3, 1));
info.setText("Automatic rescale is on, max. and min. therefore cannot be edited.");
info.setImage(Activator.getImageDescriptor("icons/rescale.png").createImage());
Label sep = new Label(composite, SWT.SEPARATOR|SWT.HORIZONTAL);
sep.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false, 3, 1));
}
//autoScale button listener
autoScaleButton.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
if(autoScaleButton.getSelection()){
maxOrAutoScaleLabel.setText("Auto Scale Threshold(%)");
maxOrAutoScaleThrText.setRange(new Range(0, 100));
maxOrAutoScaleThrText.getText().setText(
String.valueOf(axis.getAutoScaleThreshold()));
minLabel.setVisible(false);
minText.getText().setVisible(false);
}else{
maxOrAutoScaleLabel.setText("Maximum");
maxOrAutoScaleThrText.setRange(null);
maxOrAutoScaleThrText.getText().setText(
String.valueOf(axis.getRange().getUpper()));
minLabel.setVisible(true);
minText.getText().setVisible(true);
}
composite.getShell().layout(true, true);
}
});
dateEnabledButton = new Button(composite, SWT.CHECK);
configCheckButton(dateEnabledButton, "Time Format Enabled");
autoFormat = new Button(composite, SWT.CHECK);
configCheckButton(autoFormat, "Auto Format");
formatLabel = new Label(composite, 0);
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
formatLabel.setLayoutData(labelGd);
formatText = new Text(composite, SWT.BORDER | SWT.SINGLE);
gd = new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1);
formatText.setLayoutData(gd);
dateEnabledButton.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
boolean saveDateEnabled = axis.isDateEnabled();
boolean saveAutoFormat = axis.isAutoFormat();
axis.setDateEnabled(dateEnabledButton.getSelection());
axis.setAutoFormat(true);
formatLabel.setText(dateEnabledButton.getSelection()?
"Time Format: " : "Numeric Format: ");
formatText.setText(axis.getFormatPattern());
axis.setDateEnabled(saveDateEnabled);
axis.setAutoFormat(saveAutoFormat);
composite.getShell().layout(true, true);
}
});
autoFormat.addSelectionListener(new SelectionAdapter(){
@Override
public void widgetSelected(SelectionEvent e) {
formatText.setEnabled(!autoFormat.getSelection());
if(autoFormat.getSelection()){
boolean saveDateEnabled = axis.isDateEnabled();
boolean saveAutoFormat = axis.isAutoFormat();
axis.setDateEnabled(dateEnabledButton.getSelection());
axis.setAutoFormat(autoFormat.getSelection());
formatText.setText(axis.getFormatPattern());
axis.setDateEnabled(saveDateEnabled);
axis.setAutoFormat(saveAutoFormat);
}
}
});
Label sep = new Label(composite, SWT.SEPARATOR|SWT.HORIZONTAL);
sep.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false, 3, 1));
showGridButton = new Button(composite, SWT.CHECK);
configCheckButton(showGridButton, "Show Grid Line");
dashGridLineButton = new Button(composite, SWT.CHECK);
configCheckButton(dashGridLineButton, "Dash Grid Line");
Label gridColorLabel = new Label(composite, 0);
gridColorLabel.setText("Grid Color");
labelGd = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
gridColorLabel.setLayoutData(labelGd);
gridColorSelector = new ColorSelector(composite);
gd = new GridData(SWT.BEGINNING, SWT.CENTER, false, false, 1, 1);
gridColorSelector.getButton().setLayoutData(gd);
showAxisButton = new Button(composite, SWT.CHECK);
configCheckButton(showAxisButton, "Show Axis");
initialize();
}
private void configCheckButton(Button button, String text) {
button.setText(text);
button.setLayoutData(
new GridData(SWT.BEGINNING, SWT.BEGINNING, false, false, 3, 2));
}
/**
* @return the composite
*/
public Composite getComposite() {
return composite;
}
public void applyChanges(){
axis.setTitle(titleText.getText());
axis.setFont(scaleFont);
axis.setTitleFont(titleFont);
axis.setForegroundColor(XYGraphMediaFactory.getInstance().getColor(
axisColorSelector.getColorValue()));
axis.setPrimarySide(primaryButton.getSelection());
axis.setLogScale(logButton.getSelection());
axis.setAutoScale(autoScaleButton.getSelection());
if(autoScaleButton.getSelection())
axis.setAutoScaleThreshold(maxOrAutoScaleThrText.getDoubleValue());
else
axis.setRange(minText.getDoubleValue(), maxOrAutoScaleThrText.getDoubleValue());
axis.setDateEnabled(dateEnabledButton.getSelection());
axis.setAutoFormat(autoFormat.getSelection());
if(!autoFormat.getSelection()){
String saveFormat = axis.getFormatPattern();
try {
axis.setFormatPattern(formatText.getText());
axis.format(0);
} catch (Exception e) {
axis.setFormatPattern(saveFormat);
MessageBox mb = new MessageBox(Display.getCurrent().getActiveShell(),
SWT.ICON_ERROR | SWT.OK);
mb.setMessage("Failed to set format due to incorrect format pattern: "
+ e.getMessage());
mb.setText("Format pattern error!");
mb.open();
}
}
axis.setShowMajorGrid(showGridButton.getSelection());
axis.setDashGridLine(dashGridLineButton.getSelection());
axis.setMajorGridColor( XYGraphMediaFactory.getInstance().getColor(
gridColorSelector.getColorValue()));
axis.setVisible(showAxisButton.getSelection());
}
private void initialize(){
titleText.setText(axis.getTitle());
scaleFontLabel.setForeground(axis.getForegroundColor());
scaleFontLabel.setFont(scaleFont);
scaleFontLabel.setText("Scale Font: " + scaleFont.getFontData()[0].getName());
titleFontLabel.setForeground(axis.getForegroundColor());
titleFontLabel.setFont(titleFont);
titleFontLabel.setText("Title Font: " + titleFont.getFontData()[0].getName());
axisColorSelector.setColorValue(axis.getForegroundColor().getRGB());
primaryButton.setSelection(axis.isOnPrimarySide());
if(axis == xyGraph.primaryXAxis || axis == xyGraph.primaryYAxis)
primaryButton.setEnabled(false);
logButton.setSelection(axis.isLogScaleEnabled());
autoScaleButton.setSelection(axis.isAutoScale());
Range r = axis.getLocalRange();
if(autoScaleButton.getSelection()){
maxOrAutoScaleLabel.setText("Auto Scale Threshold(%)");
maxOrAutoScaleThrText.setRange(new Range(0, 100));
maxOrAutoScaleThrText.getText().setText(
String.valueOf(axis.getAutoScaleThreshold()));
minLabel.setVisible(false);
minText.getText().setVisible(false);
}else{
maxOrAutoScaleLabel.setText("Maximum");
maxOrAutoScaleThrText.setRange(null);
maxOrAutoScaleThrText.getText().setText(
String.valueOf(r.getUpper()));
minLabel.setVisible(true);
minText.getText().setVisible(true);
}
minText.getText().setText(String.valueOf(r.getLower()));
dateEnabledButton.setSelection(axis.isDateEnabled());
autoFormat.setSelection(axis.isAutoFormat());
formatLabel.setText(dateEnabledButton.getSelection()?
"Time Format: " : "Numeric Format: ");
formatText.setText(axis.getFormatPattern());
//formatLabel.setVisible(!autoFormat.getSelection());
formatText.setEnabled(!autoFormat.getSelection());
showGridButton.setSelection(axis.isShowMajorGrid());
dashGridLineButton.setSelection(axis.isDashGridLine());
gridColorSelector.setColorValue(axis.getMajorGridColor().getRGB());
showAxisButton.setSelection(axis.isVisible());
}
}