/*
* Copyright (c) 2007-2011 by The Broad Institute of MIT and Harvard. All Rights Reserved.
*
* This software is licensed under the terms of the GNU Lesser General Public License (LGPL),
* Version 2.1 which is available at http://www.opensource.org/licenses/lgpl-2.1.php.
*
* THE SOFTWARE IS PROVIDED "AS IS." THE BROAD AND MIT MAKE NO REPRESENTATIONS OR
* WARRANTES OF ANY KIND CONCERNING THE SOFTWARE, EXPRESS OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, NONINFRINGEMENT, OR THE ABSENCE OF LATENT OR OTHER DEFECTS, WHETHER
* OR NOT DISCOVERABLE. IN NO EVENT SHALL THE BROAD OR MIT, OR THEIR RESPECTIVE
* TRUSTEES, DIRECTORS, OFFICERS, EMPLOYEES, AND AFFILIATES BE LIABLE FOR ANY DAMAGES
* OF ANY KIND, INCLUDING, WITHOUT LIMITATION, INCIDENTAL OR CONSEQUENTIAL DAMAGES,
* ECONOMIC DAMAGES OR INJURY TO PROPERTY AND LOST PROFITS, REGARDLESS OF WHETHER
* THE BROAD OR MIT SHALL BE ADVISED, SHALL HAVE OTHER REASON TO KNOW, OR IN FACT
* SHALL KNOW OF THE POSSIBILITY OF THE FOREGOING.
*/
/*
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* and open the template in the editor.
*/
package org.broad.igv.ui.legend;
//~--- non-JDK imports --------------------------------------------------------
import org.broad.igv.PreferenceManager;
import org.broad.igv.renderer.ColorScale;
import org.broad.igv.ui.FontManager;
import org.broad.igv.ui.IGV;
import org.broad.igv.ui.color.PaletteColorTable;
import java.awt.*;
import java.util.Map;
/**
* Panel to paint a legend for the mutation tracks.
*
* @author jrobinso
*/
public class MutationLegendPanel extends LegendPanel {
PaletteColorTable colorTable;
public MutationLegendPanel() {
init();
}
private void init() {
PaletteColorTable prefTable = PreferenceManager.getInstance().getMutationColorScheme();
colorTable = new PaletteColorTable();
for (String key : prefTable.getKeys()) {
colorTable.put(key, prefTable.get(key));
}
}
protected void persistResetPreferences() {
PreferenceManager.getInstance().resetMutationColorScheme();
reloadPreferences();
}
protected void reloadPreferences() {
init();
repaint();
}
protected ColorScale getColorScale() {
// TODO Refactor the base class this empty method is not needed
return null;
}
@Override
protected void resetPreferencesToDefault() {
persistResetPreferences();
showResetDisplay();
}
/**
* Open the user preferences dialog
*/
public void edit() {
PaletteColorTable ct = PreferenceManager.getInstance().getMutationColorScheme();
ColorMapEditor editor = new ColorMapEditor(IGV.getMainFrame(), ct.getColorMap());
editor.setVisible(true);
Map<String, Color> changedColors = editor.getChangedColors();
if (!changedColors.isEmpty()) {
for (Map.Entry<String, Color> entry : changedColors.entrySet()) {
ct.put(entry.getKey(), entry.getValue());
}
String colorTableString = ct.getMapAsString();
PreferenceManager.getInstance().put(PreferenceManager.MUTATION_COLOR_TABLE, colorTableString);
reloadPreferences();
}
}
@Override
public void paintLegend(Graphics g) {
if (colorTable == null) {
return;
}
Graphics2D g2D = null;
try {
g2D = (Graphics2D) g.create();
if (PreferenceManager.getInstance().getAsBoolean(PreferenceManager.ENABLE_ANTIALISING)) {
g2D.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
}
g2D.setFont(FontManager.getFont(10));
FontMetrics fm = g2D.getFontMetrics();
int dh = fm.getHeight() / 2 + 3;
int x = 0;
int lineHeight = 12;
int y = lineHeight;
int colCount = 0;
for (Map.Entry<String, Color> entry : colorTable.entrySet()) {
String mutType = entry.getKey();
String label = mutType.replace("_", " ");
int labelWidth = (int) fm.getStringBounds(label, g2D).getWidth();
g2D.setColor(entry.getValue());
g2D.fillRect(x, y, 10, 10);
g2D.setColor(Color.BLACK);
g2D.drawRect(x, y, 10, 10);
g2D.drawString(label, x + 20, y + dh);
x += labelWidth + 40;
colCount++;
if (colCount % 5 == 0) {
y += lineHeight + 5;
x = 0;
}
}
} finally {
g2D.dispose();
}
}
}