001: /*
002: * Copyright (c) 2005-2008 Substance Kirill Grouchnikov. All Rights Reserved.
003: *
004: * Redistribution and use in source and binary forms, with or without
005: * modification, are permitted provided that the following conditions are met:
006: *
007: * o Redistributions of source code must retain the above copyright notice,
008: * this list of conditions and the following disclaimer.
009: *
010: * o Redistributions in binary form must reproduce the above copyright notice,
011: * this list of conditions and the following disclaimer in the documentation
012: * and/or other materials provided with the distribution.
013: *
014: * o Neither the name of Substance Kirill Grouchnikov nor the names of
015: * its contributors may be used to endorse or promote products derived
016: * from this software without specific prior written permission.
017: *
018: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
019: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
020: * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
021: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
022: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
023: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
024: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
025: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
026: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
027: * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
028: * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029: */
030: package org.jvnet.substance.utils.icon;
031:
032: import java.awt.*;
033:
034: import javax.swing.Icon;
035:
036: /**
037: * Rotatable icon.
038: *
039: * @author Kirill Grouchnikov
040: */
041: public class RotatableIcon implements Icon {
042: /**
043: * Icon delegate.
044: */
045: private Icon delegate;
046:
047: /**
048: * <code>true</code> if the original icon is rotated clockwise for the
049: * painting, <code>false</code> otherwise.
050: */
051: private boolean isRotatedClockwise;
052:
053: /**
054: * Creates a new rotatable icon.
055: *
056: * @param delegate
057: * Icon delegate.
058: * @param isRotatedClockwise
059: * <code>true</code> if the original icon is rotated clockwise
060: * for the painting, <code>false</code> otherwise.
061: */
062: public RotatableIcon(Icon delegate, boolean isRotatedClockwise) {
063: super ();
064: this .delegate = delegate;
065: this .isRotatedClockwise = isRotatedClockwise;
066: }
067:
068: /*
069: * (non-Javadoc)
070: *
071: * @see javax.swing.Icon#getIconHeight()
072: */
073: public int getIconHeight() {
074: return this .delegate.getIconWidth();
075: }
076:
077: /*
078: * (non-Javadoc)
079: *
080: * @see javax.swing.Icon#getIconWidth()
081: */
082: public int getIconWidth() {
083: return this .delegate.getIconHeight();
084: }
085:
086: /*
087: * (non-Javadoc)
088: *
089: * @see javax.swing.Icon#paintIcon(java.awt.Component, java.awt.Graphics,
090: * int, int)
091: */
092: public void paintIcon(Component c, Graphics g, int x, int y) {
093: Graphics2D graphics = (Graphics2D) g.create();
094: if (this .isRotatedClockwise) {
095: graphics.rotate(Math.PI / 2, x, y);
096: graphics.translate(2, -this .delegate.getIconWidth());
097: } else {
098: graphics.rotate(-Math.PI / 2, x, y);
099: graphics.translate(-2 - this .delegate.getIconHeight(), 0);
100: }
101: this.delegate.paintIcon(c, graphics, x, y);
102: graphics.dispose();
103: }
104: }
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