001: /*
002: *
003: *
004: * Copyright 1990-2007 Sun Microsystems, Inc. All Rights Reserved.
005: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
006: *
007: * This program is free software; you can redistribute it and/or
008: * modify it under the terms of the GNU General Public License version
009: * 2 only, as published by the Free Software Foundation.
010: *
011: * This program is distributed in the hope that it will be useful, but
012: * WITHOUT ANY WARRANTY; without even the implied warranty of
013: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014: * General Public License version 2 for more details (a copy is
015: * included at /legal/license.txt).
016: *
017: * You should have received a copy of the GNU General Public License
018: * version 2 along with this work; if not, write to the Free Software
019: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020: * 02110-1301 USA
021: *
022: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
023: * Clara, CA 95054 or visit www.sun.com if you need additional
024: * information or have any questions.
025: */
026: package com.sun.perseus.model;
027:
028: import com.sun.perseus.j2d.TextProperties;
029:
030: import com.sun.perseus.util.SVGConstants;
031:
032: /**
033: * <code>TextNode</code> is the interface that all <code>ModelNode</code>
034: * (see {@link com.sun.perseus.model.ModelNode ModelNode}) which support the
035: * definition of text properties (such as text-anchor or font-size) implement.
036: *
037: * IMPORTANT NOTE: setting a property automatically sets the inherited flag
038: * to false.
039: *
040: * @see ModelNode
041: *
042: * @version $Id: TextNode.java,v 1.3 2006/04/21 06:39:12 st125089 Exp $
043: */
044: public interface TextNode extends DecoratedNode, TextProperties {
045: // ===================================================================
046: // Property indices. Values are used as masks in operations
047: // ===================================================================
048:
049: /**
050: * Controls the font's family
051: */
052: int PROPERTY_FONT_FAMILY = 1 << 16;
053:
054: /**
055: * Controls the font's height
056: */
057: int PROPERTY_FONT_SIZE = 1 << 17;
058:
059: /**
060: * Controls the font's slant style, oblique or plain
061: */
062: int PROPERTY_FONT_STYLE = 1 << 18;
063:
064: /**
065: * Controls the font's boldness
066: */
067: int PROPERTY_FONT_WEIGHT = 1 << 19;
068:
069: /**
070: * Controls how text is laid out about the anchor point
071: */
072: int PROPERTY_TEXT_ANCHOR = 1 << 20;
073:
074: // ====================================================================
075: // Constants for property values
076: // ====================================================================
077:
078: /**
079: * See the CSS 2 specification of a definition of bolder
080: */
081: int FONT_WEIGHT_BOLDER = 0x200;
082:
083: /**
084: * See the CSS 2 specification for a definition of lighter
085: */
086: int FONT_WEIGHT_LIGHTER = 0x400;
087:
088: /**
089: * Default inheritance settings (from right to left) (Y=Yes, N=No):
090: *
091: * <pre>
092: * - Y font-family
093: * - Y font-size
094: * - Y font-style
095: * - Y font-weight
096: *
097: * - Y text-anchor
098: * </pre>
099: *
100: * The value is shifted by 2 bytes to the left so that it
101: * can be combined with GraphicsNode.DEFAULT_INHERITANCE
102: */
103: int DEFAULT_INHERITANCE = 0x1F0000;
104:
105: /**
106: * Number of properties in a TextNode
107: */
108: int NUMBER_OF_PROPERTIES = 5;
109: }
|