nitind | 958d79a | 2004-11-23 19:23:00 +0000 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2004 IBM Corporation and others. |
| 3 | * All rights reserved. This program and the accompanying materials |
| 4 | * are made available under the terms of the Eclipse Public License v1.0 |
| 5 | * which accompanies this distribution, and is available at |
| 6 | * http://www.eclipse.org/legal/epl-v10.html |
| 7 | * |
| 8 | * Contributors: |
| 9 | * IBM Corporation - initial API and implementation |
| 10 | *******************************************************************************/ |
| 11 | package org.eclipse.wst.css.core.internal.contentmodel; |
| 12 | |
| 13 | |
| 14 | |
| 15 | import java.util.Collection; |
| 16 | import java.util.Enumeration; |
| 17 | import java.util.HashSet; |
| 18 | import java.util.Hashtable; |
| 19 | import java.util.Iterator; |
| 20 | import java.util.List; |
| 21 | import java.util.Vector; |
| 22 | |
| 23 | /** |
| 24 | * |
| 25 | */ |
| 26 | public class PropCMFontProperty extends PropCMProperty { |
| 27 | |
| 28 | // static fields |
| 29 | private static java.util.Hashtable instances = null; |
| 30 | private static java.util.Hashtable cachedIdMap = null; |
| 31 | // selecting properties |
| 32 | public final static String PF_FONT_FAMILY = "font-family";//$NON-NLS-1$ |
| 33 | public final static String PF_FONT_STYLE = "font-style";//$NON-NLS-1$ |
| 34 | public final static String PF_FONT_VARIANT = "font-variant";//$NON-NLS-1$ |
| 35 | public final static String PF_FONT_WEIGHT = "font-weight";//$NON-NLS-1$ |
| 36 | public final static String PF_FONT_STRETCH = "font-stretch";//$NON-NLS-1$ |
| 37 | public final static String PF_FONT_SIZE = "font-size";//$NON-NLS-1$ |
| 38 | // qualification properties |
| 39 | public final static String PF_UNICODE_RANGE = "unicode-range";//$NON-NLS-1$ |
| 40 | // numeric properties |
| 41 | public final static String PF_UNITS_PER_EM = "units-per-em";//$NON-NLS-1$ |
| 42 | // referencing properties |
| 43 | public final static String PF_SRC = "src";//$NON-NLS-1$ |
| 44 | // matching properties |
| 45 | public final static String PF_PANOSE_1 = "panose-1";//$NON-NLS-1$ |
| 46 | public final static String PF_STEMV = "stemv";//$NON-NLS-1$ |
| 47 | public final static String PF_STEMH = "stemh";//$NON-NLS-1$ |
| 48 | public final static String PF_SLOPE = "slope";//$NON-NLS-1$ |
| 49 | public final static String PF_CAP_HEIGHT = "cap-height";//$NON-NLS-1$ |
| 50 | public final static String PF_X_HEIGHT = "x-height";//$NON-NLS-1$ |
| 51 | public final static String PF_ASCENT = "ascent";//$NON-NLS-1$ |
| 52 | public final static String PF_DESCENT = "descent";//$NON-NLS-1$ |
| 53 | // synthesis properties |
| 54 | public final static String PF_WIDTHS = "widths";//$NON-NLS-1$ |
| 55 | public final static String PF_BBOX = "bbox";//$NON-NLS-1$ |
| 56 | public final static String PF_DEFINITION_SRC = "definition-src";//$NON-NLS-1$ |
| 57 | // alignment properties |
| 58 | public final static String PF_BASELINE = "baseline";//$NON-NLS-1$ |
| 59 | public final static String PF_CENTERLINE = "centerline";//$NON-NLS-1$ |
| 60 | public final static String PF_MATHLINE = "mathline";//$NON-NLS-1$ |
| 61 | public final static String PF_TOPLINE = "topline";//$NON-NLS-1$ |
| 62 | |
| 63 | /** |
| 64 | * |
| 65 | */ |
| 66 | protected PropCMFontProperty(String name) { |
| 67 | super(name); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * |
| 72 | */ |
| 73 | public static PropCMProperty getInstanceOf(String name) { |
| 74 | // initialize |
| 75 | if (instances == null) |
| 76 | instances = new Hashtable(10); |
| 77 | |
| 78 | // Initialize of DB |
| 79 | if (isNeedInitialize()) |
| 80 | PropCMNode.initPropertyCM(); |
| 81 | |
| 82 | // query |
| 83 | Object node = instances.get(name); |
| 84 | if (node != null) |
| 85 | return (PropCMProperty) node; |
| 86 | |
| 87 | // register |
| 88 | if (PropCMNode.isLoading()) { |
| 89 | node = new PropCMFontProperty(name); |
| 90 | instances.put(name, node); |
| 91 | } |
| 92 | |
| 93 | return (PropCMProperty) node; |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * |
| 98 | */ |
| 99 | public static Enumeration getNameEnum() { |
| 100 | // Initialize of DB |
| 101 | if (isNeedInitialize()) |
| 102 | PropCMNode.initPropertyCM(); |
| 103 | |
| 104 | return instances.keys(); |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * |
| 109 | */ |
| 110 | public static Enumeration getPropertyEnum() { |
| 111 | // Initialize of DB |
| 112 | if (isNeedInitialize()) |
| 113 | PropCMNode.initPropertyCM(); |
| 114 | |
| 115 | return instances.elements(); |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * |
| 120 | */ |
| 121 | public short getType() { |
| 122 | return VAL_FONTPROPERTY; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * |
| 127 | */ |
| 128 | public static Vector names() { |
| 129 | // Initialize of DB |
| 130 | if (isNeedInitialize()) |
| 131 | PropCMNode.initPropertyCM(); |
| 132 | |
| 133 | return new Vector(instances.keySet()); |
| 134 | } |
| 135 | |
| 136 | /** |
| 137 | * |
| 138 | */ |
| 139 | public static List names(Object mediaGroup) { |
| 140 | if (mediaGroup == null) |
| 141 | return names(); |
| 142 | |
| 143 | // Initialize of DB |
| 144 | if (isNeedInitialize()) |
| 145 | PropCMNode.initPropertyCM(); |
| 146 | |
| 147 | Vector properties = new Vector(); |
| 148 | |
| 149 | Iterator it = instances.values().iterator(); |
| 150 | while (it.hasNext()) { |
| 151 | PropCMProperty prop = (PropCMProperty) it.next(); |
| 152 | if (prop.getMediaGroups().contains(mediaGroup)) |
| 153 | properties.add(prop.getName()); |
| 154 | } |
| 155 | |
| 156 | return properties; |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * If itentifier is null, get all properties |
| 161 | */ |
| 162 | public static Vector propertiesFor(String identifier, boolean shorthands) { |
| 163 | // Initialize of DB |
| 164 | if (isNeedInitialize()) |
| 165 | PropCMNode.initPropertyCM(); |
| 166 | |
| 167 | // if identifier is null, get all properties |
| 168 | if (identifier == null) |
| 169 | return new Vector(instances.values()); |
| 170 | |
| 171 | if (cachedIdMap == null) { |
| 172 | // start cacheing |
| 173 | cachedIdMap = new Hashtable(); |
| 174 | } |
| 175 | else { |
| 176 | // search cached |
| 177 | Object ret = cachedIdMap.get(identifier + String.valueOf(shorthands)); |
| 178 | if (ret != null) |
| 179 | return new Vector((Collection) ret); |
| 180 | } |
| 181 | |
| 182 | // create |
| 183 | Enumeration properties = getPropertyEnum(); |
| 184 | HashSet set = new HashSet(); |
| 185 | while (properties.hasMoreElements()) { |
| 186 | PropCMProperty prop = (PropCMProperty) properties.nextElement(); |
| 187 | if (!shorthands && prop.isShorthand()) |
| 188 | continue; |
| 189 | if (prop.canHave(identifier)) |
| 190 | set.add(prop); |
| 191 | } |
| 192 | |
| 193 | // cache |
| 194 | cachedIdMap.put(identifier + String.valueOf(shorthands), set); |
| 195 | |
| 196 | return new Vector(set); |
| 197 | } |
| 198 | } |