/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ----------------------------
* SWTPlotAppearanceEditor.java
* ----------------------------
* (C) Copyright 2006, 2007, 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);
*
*/
package org.jfree.experimental.chart.swt.editor;
import java.awt.BasicStroke;
import java.awt.Stroke;
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.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.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Spinner;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.Plot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.experimental.swt.SWTPaintCanvas;
import org.jfree.experimental.swt.SWTUtils;
/**
* An editor for plot properties.
*/
class SWTPlotAppearanceEditor extends Composite {
private Spinner selectStroke;
/** The stroke (pen) used to draw the outline of the plot. */
private SWTStrokeCanvas strokeCanvas;
/** The paint (color) used to fill the background of the plot. */
private SWTPaintCanvas backgroundPaintCanvas;
/** The paint (color) used to draw the outline of the plot. */
private SWTPaintCanvas outlinePaintCanvas;
/** The orientation for the plot. */
private PlotOrientation plotOrientation;
private Combo orientation;
/** Orientation constants. */
private final static String[] orientationNames = { "Vertical",
"Horizontal" };
private final static int ORIENTATION_VERTICAL = 0;
private final static int ORIENTATION_HORIZONTAL = 1;
/** The resourceBundle for the localization. */
protected static ResourceBundle localizationResources
= ResourceBundle.getBundle("org.jfree.chart.editor.LocalizationBundle");
SWTPlotAppearanceEditor(Composite parent, int style, Plot plot) {
super(parent, style);
FillLayout layout = new FillLayout();
layout.marginHeight = layout.marginWidth = 4;
this.setLayout(layout);
Group general = new Group(this, SWT.NONE);
GridLayout groupLayout = new GridLayout(3, false);
groupLayout.marginHeight = groupLayout.marginWidth = 4;
general.setLayout(groupLayout);
general.setText( localizationResources.getString("General"));
// row 1: stroke
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Outline_stroke"));
this.strokeCanvas = new SWTStrokeCanvas(general, SWT.NONE);
this.strokeCanvas.setStroke(plot.getOutlineStroke());
GridData strokeGridData = new GridData(SWT.FILL, SWT.CENTER, true,
false);
strokeGridData.heightHint = 20;
this.strokeCanvas.setLayoutData(strokeGridData);
this.selectStroke = new Spinner(general, SWT.BORDER);
this.selectStroke.setMinimum(1);
this.selectStroke.setMaximum(3);
this.selectStroke.setLayoutData(new GridData(SWT.FILL, SWT.CENTER,
false, false));
this.selectStroke.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
int w = SWTPlotAppearanceEditor.this.selectStroke
.getSelection();
if (w > 0) {
SWTPlotAppearanceEditor.this.strokeCanvas.setStroke(
new BasicStroke(w));
SWTPlotAppearanceEditor.this.strokeCanvas.redraw();
}
}
}
);
// row 2: outline color
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Outline_Paint"));
this.outlinePaintCanvas = new SWTPaintCanvas(general, SWT.NONE,
SWTUtils.toSwtColor(getDisplay(), plot.getOutlinePaint()));
GridData outlineGridData = new GridData(SWT.FILL, SWT.CENTER, true,
false);
outlineGridData.heightHint = 20;
this.outlinePaintCanvas.setLayoutData(outlineGridData);
Button selectOutlineColor = new Button(general, SWT.PUSH);
selectOutlineColor.setText(localizationResources.getString(
"Select..."));
selectOutlineColor.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER,
false, false));
selectOutlineColor.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
ColorDialog dlg = new ColorDialog(getShell());
dlg.setText(localizationResources.getString(
"Outline_Paint"));
dlg.setRGB(SWTPlotAppearanceEditor.this
.outlinePaintCanvas.getColor().getRGB());
RGB rgb = dlg.open();
if (rgb != null) {
SWTPlotAppearanceEditor.this.outlinePaintCanvas
.setColor(new Color(getDisplay(), rgb));
}
}
}
);
// row 3: background paint
new Label(general, SWT.NONE).setText(localizationResources.getString(
"Background_paint"));
this.backgroundPaintCanvas = new SWTPaintCanvas(general, SWT.NONE,
SWTUtils.toSwtColor(getDisplay(), plot.getBackgroundPaint()));
GridData bgGridData = new GridData(SWT.FILL, SWT.CENTER, true, false);
bgGridData.heightHint = 20;
this.backgroundPaintCanvas.setLayoutData(bgGridData);
Button selectBgPaint = new Button(general, SWT.PUSH);
selectBgPaint.setText(localizationResources.getString("Select..."));
selectBgPaint.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false,
false));
selectBgPaint.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
ColorDialog dlg = new ColorDialog(getShell());
dlg.setText(localizationResources.getString(
"Background_paint"));
dlg.setRGB(SWTPlotAppearanceEditor.this
.backgroundPaintCanvas.getColor().getRGB());
RGB rgb = dlg.open();
if (rgb != null) {
SWTPlotAppearanceEditor.this.backgroundPaintCanvas
.setColor(new Color(getDisplay(), rgb));
}
}
}
);
// row 4: orientation
if (plot instanceof CategoryPlot) {
this.plotOrientation = ((CategoryPlot) plot).getOrientation();
}
else if (plot instanceof XYPlot) {
this.plotOrientation = ((XYPlot) plot).getOrientation();
}
if (this.plotOrientation != null) {
boolean isVertical
= this.plotOrientation.equals(PlotOrientation.VERTICAL);
int index = isVertical ? ORIENTATION_VERTICAL
: ORIENTATION_HORIZONTAL;
new Label(general, SWT.NONE).setText(
localizationResources.getString("Orientation"));
this.orientation = new Combo(general, SWT.DROP_DOWN);
this.orientation.setItems(orientationNames);
this.orientation.select(index);
this.orientation.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER,
true, false, 2, 1));
this.orientation.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
switch (SWTPlotAppearanceEditor.this.orientation
.getSelectionIndex()) {
case ORIENTATION_VERTICAL:
SWTPlotAppearanceEditor.this.plotOrientation
= PlotOrientation.VERTICAL;
break;
case ORIENTATION_HORIZONTAL:
SWTPlotAppearanceEditor.this.plotOrientation
= PlotOrientation.HORIZONTAL;
break;
default:
SWTPlotAppearanceEditor.this.plotOrientation
= PlotOrientation.VERTICAL;
}
}
}
);
}
}
/**
* Returns the plot orientation.
*
* @return The plot orientation.
*/
public PlotOrientation getPlotOrientation() {
return this.plotOrientation;
}
/**
* Returns the background paint.
*
* @return The background paint.
*/
public Color getBackGroundPaint() {
return this.backgroundPaintCanvas.getColor();
}
/**
* Returns the outline paint.
*
* @return The outline paint.
*/
public Color getOutlinePaint() {
return this.outlinePaintCanvas.getColor();
}
/**
* Returns the stroke.
*
* @return The stroke.
*/
public Stroke getStroke() {
return this.strokeCanvas.getStroke();
}
}