/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ------------------
* SWTAxisEditor.java
* ------------------
* (C) Copyright 2006-2008, by Henry Proudhon and Contributors.
*
* Original Author: Henry Proudhon (henry.proudhon AT ensmp.fr);
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* Changes
* -------
* 01-Aug-2006 : New class (HP);
* 07-Feb-2007 : Fixed bug 1647749, handle null axis labels (DG);
* 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by
* Jess Thrysoee (DG);
*
*/
package org.jfree.experimental.chart.swt.editor;
import java.awt.Paint;
import java.util.ResourceBundle;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.ColorDialog;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.FontDialog;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.eclipse.swt.widgets.Text;
import org.jfree.chart.axis.Axis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.util.ResourceBundleWrapper;
import org.jfree.experimental.swt.SWTPaintCanvas;
import org.jfree.experimental.swt.SWTUtils;
/**
* An editor for axis properties.
*/
class SWTAxisEditor extends Composite {
/** The axis label. */
private Text label;
/** The font used to draw the axis labels. */
private FontData labelFont;
/** The paint (color) used to draw the axis labels. */
private Color labelPaintColor;
/** The font used to draw the axis tick labels. */
private FontData tickLabelFont;
/** The paint (color) used to draw the axis tick labels. */
private Color tickLabelPaintColor;
/** A field showing a description of the label font. */
private Text labelFontField;
/**
* A field containing a description of the font
* for displaying tick labels on the axis.
*/
private Text tickLabelFontField;
/** The resourceBundle for the localization. */
protected static ResourceBundle localizationResources
= ResourceBundleWrapper.getBundle(
"org.jfree.chart.editor.LocalizationBundle");
/** Font object used to handle a change of font. */
private Font font;
/** A flag that indicates whether or not the tick labels are visible. */
private Button showTickLabelsCheckBox;
/** A flag that indicates whether or not the tick marks are visible. */
private Button showTickMarksCheckBox;
/** A tabbed pane for... */
private TabFolder otherTabs;
/**
* Standard constructor: builds a composite for displaying/editing
* the properties of the specified axis.
*
* @param parent The parent composite.
* @param style The SWT style of the SwtAxisEditor.
* @param axis the axis whose properties are to be displayed/edited
* in the composite.
*/
public SWTAxisEditor(Composite parent, int style, Axis axis) {
super(parent, style);
this.labelFont = SWTUtils.toSwtFontData(getDisplay(),
axis.getLabelFont(), true);
this.labelPaintColor = SWTUtils.toSwtColor(getDisplay(),
axis.getLabelPaint());
this.tickLabelFont = SWTUtils.toSwtFontData(getDisplay(),
axis.getTickLabelFont(), true);
this.tickLabelPaintColor = SWTUtils.toSwtColor(getDisplay(),
axis.getTickLabelPaint());
FillLayout layout = new FillLayout(SWT.VERTICAL);
layout.marginHeight = layout.marginWidth = 4;
setLayout(layout);
Group general = new Group(this, SWT.NONE);
general.setLayout(new GridLayout(3, false));
general.setText(localizationResources.getString("General"));
// row 1
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Label"));
this.label = new Text(general, SWT.BORDER);
if (axis.getLabel() != null) {
this.label.setText(axis.getLabel());
}
this.label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true,
false));
new Label(general, SWT.NONE).setText(""); //empty cell
// row 2
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Font"));
this.labelFontField = new Text(general, SWT.BORDER);
this.labelFontField.setText(this.labelFont.toString());
this.labelFontField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER,
true, false));
Button selectFontButton = new Button(general, SWT.PUSH);
selectFontButton.setText(localizationResources.getString("Select..."));
selectFontButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// Create the color-change dialog
FontDialog dlg = new FontDialog(getShell());
dlg.setText(localizationResources.getString(
"Font_Selection"));
dlg.setFontList(new FontData[] {
SWTAxisEditor.this.labelFont });
if (dlg.open() != null) {
// Dispose of any fonts we have created
if (SWTAxisEditor.this.font != null) {
SWTAxisEditor.this.font.dispose();
}
// Create the new font and set it into the title
// label
SWTAxisEditor.this.font = new Font(
getShell().getDisplay(), dlg.getFontList());
//label.setFont(font);
SWTAxisEditor.this.labelFontField.setText(
SWTAxisEditor.this.font.getFontData()[0]
.toString());
SWTAxisEditor.this.labelFont
= SWTAxisEditor.this.font.getFontData()[0];
}
}
}
);
// row 3
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Paint"));
// Use a colored text field to show the color
final SWTPaintCanvas colorCanvas = new SWTPaintCanvas(general,
SWT.NONE, this.labelPaintColor);
GridData canvasGridData = new GridData(SWT.FILL, SWT.CENTER, true,
false);
canvasGridData.heightHint = 20;
colorCanvas.setLayoutData(canvasGridData);
Button selectColorButton = new Button(general, SWT.PUSH);
selectColorButton.setText(localizationResources.getString("Select..."));
selectColorButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// Create the color-change dialog
ColorDialog dlg = new ColorDialog(getShell());
dlg.setText(localizationResources.getString(
"Title_Color"));
dlg.setRGB(SWTAxisEditor.this.labelPaintColor.getRGB());
RGB rgb = dlg.open();
if (rgb != null) {
// create the new color and set it to the
// SwtPaintCanvas
SWTAxisEditor.this.labelPaintColor = new Color(
getDisplay(), rgb);
colorCanvas.setColor(
SWTAxisEditor.this.labelPaintColor);
}
}
}
);
Group other = new Group(this, SWT.NONE);
FillLayout tabLayout = new FillLayout();
tabLayout.marginHeight = tabLayout.marginWidth = 4;
other.setLayout(tabLayout);
other.setText(localizationResources.getString("Other"));
this.otherTabs = new TabFolder(other, SWT.NONE);
TabItem item1 = new TabItem(this.otherTabs, SWT.NONE);
item1.setText(" " + localizationResources.getString("Ticks") + " ");
Composite ticks = new Composite(this.otherTabs, SWT.NONE);
ticks.setLayout(new GridLayout(3, false));
this.showTickLabelsCheckBox = new Button(ticks, SWT.CHECK);
this.showTickLabelsCheckBox.setText(localizationResources.getString(
"Show_tick_labels"));
this.showTickLabelsCheckBox.setSelection(axis.isTickLabelsVisible());
this.showTickLabelsCheckBox.setLayoutData(new GridData(SWT.FILL,
SWT.CENTER, true, false, 3, 1));
new Label(ticks, SWT.NONE).setText(localizationResources.getString(
"Tick_label_font"));
this.tickLabelFontField = new Text(ticks, SWT.BORDER);
this.tickLabelFontField.setText(this.tickLabelFont.toString());
//tickLabelFontField.setFont(SwtUtils.toSwtFontData(getDisplay(),
// axis.getTickLabelFont()));
this.tickLabelFontField.setLayoutData(new GridData(SWT.FILL, SWT.CENTER,
true, false));
Button selectTickLabelFontButton = new Button(ticks, SWT.PUSH);
selectTickLabelFontButton.setText(localizationResources.getString(
"Select..."));
selectTickLabelFontButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
// Create the font-change dialog
FontDialog dlg = new FontDialog(getShell());
dlg.setText(localizationResources.getString(
"Font_Selection"));
dlg.setFontList(new FontData[] {
SWTAxisEditor.this.tickLabelFont});
if (dlg.open() != null) {
// Dispose of any fonts we have created
if (SWTAxisEditor.this.font != null) {
SWTAxisEditor.this.font.dispose();
}
// Create the new font and set it into the title
// label
SWTAxisEditor.this.font = new Font(
getShell().getDisplay(), dlg.getFontList());
//tickLabelFontField.setFont(font);
SWTAxisEditor.this.tickLabelFontField.setText(
SWTAxisEditor.this.font.getFontData()[0]
.toString());
SWTAxisEditor.this.tickLabelFont
= SWTAxisEditor.this.font.getFontData()[0];
}
}
}
);
this.showTickMarksCheckBox = new Button(ticks, SWT.CHECK);
this.showTickMarksCheckBox.setText(localizationResources.getString(
"Show_tick_marks"));
this.showTickMarksCheckBox.setSelection(axis.isTickMarksVisible());
this.showTickMarksCheckBox.setLayoutData(new GridData(SWT.FILL,
SWT.CENTER, true, false, 3, 1));
item1.setControl(ticks);
}
/**
* A static method that returns a panel that is appropriate
* for the axis type.
*
* @param parent the parent.
* @param style the style.
* @param axis the axis whose properties are to be displayed/edited
* in the composite.
* @return A composite or <code>null</code< if axis is <code>null</code>.
*/
public static SWTAxisEditor getInstance(Composite parent, int style,
Axis axis) {
if (axis != null) {
// return the appropriate axis editor
if (axis instanceof NumberAxis)
return new SWTNumberAxisEditor(parent, style,
(NumberAxis) axis);
else return new SWTAxisEditor(parent, style, axis);
}
else return null;
}
/**
* Returns a reference to the tabbed composite.
*
* @return A reference to the tabbed composite.
*/
public TabFolder getOtherTabs() {
return this.otherTabs;
}
/**
* Returns the current axis label.
*
* @return The current axis label.
*/
public String getLabel() {
return this.label.getText();
}
/**
* Returns the current label font.
*
* @return The current label font.
*/
public java.awt.Font getLabelFont() {
return SWTUtils.toAwtFont(getDisplay(), this.labelFont, true);
}
/**
* Returns the current label paint.
*
* @return The current label paint.
*/
public Paint getTickLabelPaint() {
return SWTUtils.toAwtColor(this.tickLabelPaintColor);
}
/**
* Returns the current label font.
*
* @return The current label font.
*/
public java.awt.Font getTickLabelFont() {
return SWTUtils.toAwtFont(getDisplay(), this.tickLabelFont, true);
}
/**
* Returns the current label paint.
*
* @return The current label paint.
*/
public Paint getLabelPaint() {
return SWTUtils.toAwtColor(this.labelPaintColor);
}
/**
* Sets the properties of the specified axis to match
* the properties defined on this panel.
*
* @param axis the axis.
*/
public void setAxisProperties(Axis axis) {
axis.setLabel(getLabel());
axis.setLabelFont(getLabelFont());
axis.setLabelPaint(getLabelPaint());
axis.setTickMarksVisible(this.showTickMarksCheckBox.getSelection());
axis.setTickLabelsVisible(this.showTickLabelsCheckBox.getSelection());
axis.setTickLabelFont(getTickLabelFont());
axis.setTickLabelPaint(getTickLabelPaint());
}
}