001: /*
002:
003: ============================================================================
004: The Apache Software License, Version 1.1
005: ============================================================================
006:
007: Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
008:
009: Redistribution and use in source and binary forms, with or without modifica-
010: tion, are permitted provided that the following conditions are met:
011:
012: 1. Redistributions of source code must retain the above copyright notice,
013: this list of conditions and the following disclaimer.
014:
015: 2. Redistributions in binary form must reproduce the above copyright notice,
016: this list of conditions and the following disclaimer in the documentation
017: and/or other materials provided with the distribution.
018:
019: 3. The end-user documentation included with the redistribution, if any, must
020: include the following acknowledgment: "This product includes software
021: developed by the Apache Software Foundation (http://www.apache.org/)."
022: Alternately, this acknowledgment may appear in the software itself, if
023: and wherever such third-party acknowledgments normally appear.
024:
025: 4. The names "Batik" and "Apache Software Foundation" must not be
026: used to endorse or promote products derived from this software without
027: prior written permission. For written permission, please contact
028: apache@apache.org.
029:
030: 5. Products derived from this software may not be called "Apache", nor may
031: "Apache" appear in their name, without prior written permission of the
032: Apache Software Foundation.
033:
034: THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
035: INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
036: FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
037: APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
038: INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
039: DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
040: OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
041: ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
042: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
043: THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
044:
045: This software consists of voluntary contributions made by many individuals
046: on behalf of the Apache Software Foundation. For more information on the
047: Apache Software Foundation, please see <http://www.apache.org/>.
048:
049: */
050:
051: package org.apache.batik.css.engine.value;
052:
053: import org.w3c.dom.DOMException;
054: import org.w3c.dom.css.CSSPrimitiveValue;
055:
056: /**
057: * This class represents RGB colors.
058: *
059: * @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a>
060: * @version $Id$
061: */
062: public class RGBColorValue extends AbstractValue {
063:
064: /**
065: * The red component.
066: */
067: protected Value red;
068:
069: /**
070: * The green component.
071: */
072: protected Value green;
073:
074: /**
075: * The blue component.
076: */
077: protected Value blue;
078:
079: /**
080: * Creates a new RGBColorValue.
081: */
082: public RGBColorValue(Value r, Value g, Value b) {
083: red = r;
084: green = g;
085: blue = b;
086: }
087:
088: /**
089: * The type of the value.
090: */
091: public short getPrimitiveType() {
092: return CSSPrimitiveValue.CSS_RGBCOLOR;
093: }
094:
095: /**
096: * A string representation of the current value.
097: */
098: public String getCssText() {
099: return "rgb(" + red.getCssText() + ", " + green.getCssText()
100: + ", " + blue.getCssText() + ")";
101: }
102:
103: /**
104: * Implements {@link Value#getRed()}.
105: */
106: public Value getRed() throws DOMException {
107: return red;
108: }
109:
110: /**
111: * Implements {@link Value#getGreen()}.
112: */
113: public Value getGreen() throws DOMException {
114: return green;
115: }
116:
117: /**
118: * Implements {@link Value#getBlue()}.
119: */
120: public Value getBlue() throws DOMException {
121: return blue;
122: }
123:
124: /**
125: * Returns a printable representation of the color.
126: */
127: public String toString() {
128: return getCssText();
129: }
130: }
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