svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.ui / src / main / java / org / gvsig / app / gui / panels / ColorChooserPanel.java @ 40561
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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/*
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* The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
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* for visualizing and manipulating spatial features with geometry and attributes.
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*
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* Copyright (C) 2003 Vivid Solutions
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* For more information, contact:
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*
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* Vivid Solutions
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* Suite #1A
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* 2328 Government Street
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* Victoria BC V8T 5G5
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* Canada
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*
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* (250)385-6040
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* www.vividsolutions.com
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*/
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
|
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.app.gui.panels; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.GridBagConstraints; |
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import java.awt.GridBagLayout; |
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import java.awt.GridLayout; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import javax.swing.BorderFactory; |
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import javax.swing.JButton; |
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import javax.swing.JCheckBox; |
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import javax.swing.JColorChooser; |
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import javax.swing.JFrame; |
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import javax.swing.JLabel; |
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import javax.swing.JPanel; |
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import javax.swing.JSlider; |
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import javax.swing.SwingUtilities; |
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import javax.swing.event.ChangeEvent; |
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import javax.swing.event.ChangeListener; |
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import org.gvsig.i18n.Messages; |
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/**
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* A custom Colour Scheme Browser - custom choices based on JColorChooser.
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*/
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public class ColorChooserPanel extends JPanel { |
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private GridBagLayout gridBagLayout1 = new GridBagLayout(); |
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private JButton changeButton = new JButton(); |
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//{DEFECT-PREVENTION} In accessors, it's better to use "workbench = newWorkbench"
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//rather than "this.workbench = workbench", because otherwise if you misspell the
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//argument, Java won't complain! We should do this everywhere. [Jon Aquino]
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private JPanel outerColorPanel = new JPanel(); |
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private ColorPanel colorPanel = new ColorPanel(); |
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private Color color = Color.black; |
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// private int alpha;
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private Dimension dim = new Dimension(100, 22); |
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private Dimension dim2 = new Dimension(dim.width, dim.height*2+5); |
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private ArrayList<ActionListener> actionListeners = new ArrayList<ActionListener>(); |
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private boolean withTransp; |
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private boolean withTranspPerc; |
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private boolean withNoFill; |
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private JCheckBox chkUseColor; |
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private JSlider sldTransparency; |
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private JLabel lblTransparency; |
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private boolean muteSldTransparency = false; |
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private double perc = 0.392156863 ;/*100/255*/ |
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private ChangeListener sldAction = new ChangeListener() { |
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public void stateChanged(ChangeEvent e) { |
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if (!muteSldTransparency) {
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int alphaValue = sldTransparency.getValue();
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setAlpha(alphaValue); |
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if(withTranspPerc) {
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int percValue = (int) (alphaValue * perc); |
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lblTransparency.setText( String.valueOf(percValue) + "%"); |
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} |
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fireActionPerformed(); |
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} |
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} |
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}; |
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public ColorChooserPanel() {
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this(false); |
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} |
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/**
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* Constructor method
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*
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* @param withTransparencySlider boolean that specifies if the user
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* wants a slider with the color chooser panel to control the transparency
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* of the selected color.Also, it will appear a text which specifies the transparency percentage.
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* @param withNoFill boolean that specifies if the color chooser panel
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* allows a null value for the color selected (true case). If this values
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* is false, when the color selected is null then black color is assigned
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* automatically.
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*/
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public ColorChooserPanel(boolean withTransparencySlider) { |
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this(withTransparencySlider,false); |
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} |
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/**
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* Constructor method
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*
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* @param withTransparencySlider boolean that specifies if the user
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* wants a slider with the color chooser panel to control the transparency
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* of the selected color.
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* @param withNoFill boolean that specifies if the color chooser panel
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* allows a null value for the color selected (true case). If this values
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* is false, when the color selected is null then black color is assigned
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* automatically.
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*/
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public ColorChooserPanel(boolean withTransparencySlider, boolean withNoFill) { |
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this.withTransp=withTransparencySlider;
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this.withTranspPerc=withTransparencySlider;
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this.withNoFill=withNoFill;
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try {
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if (withTransp) {
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sldTransparency = new JSlider(0, 255); |
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sldTransparency.addChangeListener(sldAction); |
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int width = withNoFill ? dim2.width - 40 : dim2.width; |
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sldTransparency.setPreferredSize(new Dimension(width-5, dim2.height/2)); |
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sldTransparency.setToolTipText(Messages.getText("transparencia"));
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if(withTranspPerc) {
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lblTransparency = new JLabel(); |
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int percValue = (int) (sldTransparency.getValue() * perc); |
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lblTransparency.setText(String.valueOf(percValue) +"%"); |
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lblTransparency.setPreferredSize(new Dimension(40,20)); |
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} |
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sldTransparency.setValue(255);
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} |
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jbInit(); |
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colorPanel.setLineColor(null);
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changeButton.setToolTipText(Messages.getText("browse"));
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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private void jbInit() throws Exception { |
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JPanel pane = new JPanel(new GridBagLayout()); |
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GridBagConstraints c = new GridBagConstraints(); |
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changeButton.setText("...");
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changeButton.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(ActionEvent e) { |
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changeButton_actionPerformed(e); |
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} |
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}); |
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outerColorPanel.setBorder(BorderFactory.createLoweredBevelBorder());
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outerColorPanel.setPreferredSize(new Dimension(dim.width/2, dim.height)); |
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outerColorPanel.setBackground(Color.white);
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c.fill = GridBagConstraints.HORIZONTAL;
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c.gridx = 1;
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c.gridy = 0;
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c.gridwidth = 2;
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pane.add(outerColorPanel,c); |
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c.fill = GridBagConstraints.HORIZONTAL;
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c.gridx = 3;
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c.gridy = 0;
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c.gridwidth = 1;
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pane.add(changeButton,c); |
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outerColorPanel.add(colorPanel); |
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if(withNoFill) {
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chkUseColor = new JCheckBox(); |
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chkUseColor.setSelected(true);
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c.fill = GridBagConstraints.HORIZONTAL;
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c.gridwidth = 1;
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c.gridx = 0;
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c.gridy = 1;
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chkUseColor.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(ActionEvent e) { |
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useColor_actionPerformed(e); |
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} |
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}); |
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pane.add(chkUseColor,c); |
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} |
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if (withTransp) {
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c.fill = GridBagConstraints.HORIZONTAL;
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c.gridwidth = 3;
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c.gridx = 1;
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c.gridy = 1;
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pane.add(sldTransparency,c); |
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if(withTranspPerc) {
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c.fill = GridBagConstraints.HORIZONTAL;
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c.gridwidth = 3;
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c.gridx = 4;
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c.gridy = 1;
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pane.add(lblTransparency,c); |
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} |
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} |
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add(pane); |
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} |
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private void changeButton_actionPerformed(ActionEvent e) { |
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Color newColor = JColorChooser.showDialog(SwingUtilities.windowForComponent(this), Messages.getText("choose_color"), color); |
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if (newColor == null) { |
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return;
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} |
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setColor(newColor); |
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fireActionPerformed(); |
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} |
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/**
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* Returns true if the check box of the color chooser panel is selected.
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* False otherwise.
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* @return boolean true if the check box is selected. Otherwise, false.
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*/
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public boolean getUseColorisSelected() { |
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if(withNoFill)
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return chkUseColor.isSelected();
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return false; |
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} |
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/**
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* Sets the check box of the color chooser panel
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* @param b boolean true if the user wants to select it.Otherwise, false.
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*/
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public void setUseColorIsSelected(boolean b) { |
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if(withNoFill)
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chkUseColor.setSelected(b); |
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} |
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/**
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* Controls the events when the check box of the color chooser panel
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* is modified
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*
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* @param e Action Event
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*/
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private void useColor_actionPerformed(ActionEvent e) { |
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if(chkUseColor.isSelected())
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setColor(color); |
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else setColor(null); |
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fireActionPerformed(); |
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} |
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public void addActionListener(ActionListener l) { |
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actionListeners.add(l); |
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} |
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public void removeActionListener(ActionListener l) { |
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actionListeners.remove(l); |
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} |
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protected void fireActionPerformed() { |
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for (Iterator<ActionListener> i = actionListeners.iterator(); i.hasNext();) { |
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i.next().actionPerformed(new ActionEvent(this, 0, null)); |
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} |
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} |
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/**
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* Sets the color of the chooser panel.
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*
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* @param color Color to be selected.
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*/
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public void setColor(Color color) { |
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if( color != null) { |
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this.color = color;
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setAlpha(color.getAlpha()); |
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updateColorPanel(); |
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} |
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} |
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/**
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* Sets the alpha value of the color selected in the color chooser
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* panel.
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*
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* @param alpha Alpha value of the color.
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*/
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public void setAlpha(int alpha) { |
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muteSldTransparency = true;
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if (color != null) |
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color=alphaColor(color,alpha); |
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if (withTransp) {
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sldTransparency.setValue(alpha); |
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sldTransparency.validate(); |
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int percValue = (int) (alpha * perc); |
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lblTransparency.setText( String.valueOf(percValue)+ "%"); |
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} |
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updateColorPanel(); |
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muteSldTransparency = false;
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// fireActionPerformed();
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} |
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public int getAlpha() { |
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if (withTransp) {
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return sldTransparency.getValue();
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} else {
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return color.getAlpha();
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} |
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} |
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private void updateColorPanel() { |
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colorPanel.setFillColor(color); |
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colorPanel.repaint(); |
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} |
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/**
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* Obtains the selected color in the color chooser panel.
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*
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* @return color the selected color
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*/
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public Color getColor() { |
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return color;
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} |
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public void disabledWithTransparency() { |
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changeButton.setEnabled(false);
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if(withNoFill)
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chkUseColor.setEnabled(false);
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} |
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@Override
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public void setEnabled(boolean newEnabled) { |
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changeButton.setEnabled(newEnabled); |
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if(withTransp) {
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sldTransparency.setEnabled(newEnabled); |
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} |
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if(withTranspPerc) {
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lblTransparency.setEnabled(newEnabled); |
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} |
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if(withNoFill) {
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chkUseColor.setEnabled(newEnabled); |
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} |
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} |
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public static void main(String[] args) { |
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JFrame f = new JFrame(); |
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final ColorChooserPanel ce2 = new ColorChooserPanel(true,true); |
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JPanel content = new JPanel(new GridLayout(2, 1)); |
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content.add(ce2); |
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f.setContentPane(content); |
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f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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f.pack(); |
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f.setVisible(true);
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} |
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private Color alphaColor(Color color, int alpha) { |
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return new Color(color.getRed(), color.getGreen(), color.getBlue(), |
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alpha); |
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} |
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} |