org.jdesktop.swingx.plaf.basic.TextCrossingPainter Maven / Gradle / Ivy
/*
* $Id: TextCrossingPainter.java 3100 2008-10-14 22:33:10Z rah003 $
*
* Copyright 2008 Sun Microsystems, Inc., 4150 Network Circle,
* Santa Clara, California 95054, U.S.A. All rights reserved.
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jdesktop.swingx.plaf.basic;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.SwingUtilities;
import org.jdesktop.swingx.painter.AbstractPainter;
/**
* Painter used to cross-out unselectable dates.
*
* PENDING JW: subclass (or maybe even use?) one of the painter subclasses.
*
* @author Jeanette Winzenburg
*/
class TextCrossingPainter extends AbstractPainter {
Rectangle paintIconR = new Rectangle();
Rectangle paintViewR = new Rectangle();
Rectangle paintTextR = new Rectangle();
Insets insetss = new Insets(0, 0, 0, 0);
Color crossColor;
/**
* {@inheritDoc}
*
* Paints a diagonal cross over the text if the comp is of type JLabel,
* does nothing otherwise.
*/
@Override
protected void doPaint(Graphics2D g, JComponent comp, int width,
int height) {
if (!(comp instanceof JLabel)) return;
JLabel label = (JLabel) comp;
Insets insets = label.getInsets(insetss);
paintViewR.x = insets.left;
paintViewR.y = insets.top;
paintViewR.width = width - (insets.left + insets.right);
paintViewR.height = height - (insets.top + insets.bottom);
paintIconR.x = paintIconR.y = paintIconR.width = paintIconR.height = 0;
paintTextR.x = paintTextR.y = paintTextR.width = paintTextR.height = 0;
SwingUtilities.layoutCompoundLabel(label,
label.getFontMetrics(label.getFont()), label.getText(), null,
label.getVerticalAlignment(), label.getHorizontalAlignment(),
label.getVerticalTextPosition(), label.getHorizontalTextPosition(),
paintViewR, paintIconR, paintTextR, label.getIconTextGap());
doPaint(g, paintTextR);
}
private void doPaint(Graphics2D g, Rectangle r) {
Color old = g.getColor();
g.setColor(getForeground());
g.drawLine(r.x, r.y, r.x + r.width, r.y + r.height);
g.drawLine(r.x + 1, r.y, r.x + r.width + 1, r.y + r.height);
g.drawLine(r.x + r.width, r.y, r.x, r.y + r.height);
g.drawLine(r.x + r.width - 1, r.y, r.x - 1, r.y + r.height);
g.setColor(old);
}
/**
*
* @param crossColor the color to paint the cross with
*/
public void setForeground(Color crossColor) {
Color old = getForeground();
this.crossColor = crossColor;
firePropertyChange("foreground", old, getForeground());
}
/**
* Returns the color to use for painting the cross.
*
* @return the color used for painting.
*/
public Color getForeground() {
return crossColor;
}
}