001: /*
002: * Copyright (c) 2007, intarsys consulting GmbH
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: * - Redistributions of source code must retain the above copyright notice,
008: * this list of conditions and the following disclaimer.
009: *
010: * - 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: * - Neither the name of intarsys nor the names of its contributors may be used
015: * to endorse or promote products derived from this software without specific
016: * 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, THE
020: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
021: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
022: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
023: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
024: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
025: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
026: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
027: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
028: * POSSIBILITY OF SUCH DAMAGE.
029: */
030: package de.intarsys.pdf.font;
031:
032: import de.intarsys.font.FontStyle;
033: import de.intarsys.pdf.cos.COSArray;
034: import de.intarsys.pdf.cos.COSBasedObject;
035: import de.intarsys.pdf.cos.COSName;
036: import de.intarsys.pdf.cos.COSObject;
037:
038: /**
039: *
040: */
041: public class PDFontType0 extends PDFont {
042: /**
043: * The meta class implementation
044: */
045: public static class MetaClass extends PDFont.MetaClass {
046: protected MetaClass(Class instanceClass) {
047: super (instanceClass);
048: }
049:
050: protected COSBasedObject doCreateCOSBasedObject(COSObject object) {
051: return new PDFontType0(object);
052: }
053: }
054:
055: public static final COSName DK_DescendantFonts = COSName
056: .constant("DescendantFonts");
057:
058: /** The meta class instance */
059: public static final MetaClass META = new MetaClass(MetaClass.class
060: .getDeclaringClass());
061:
062: private CMap cachedMap;
063:
064: public PDFontType0(COSObject object) {
065: super (object);
066: }
067:
068: public CMap getCMap() {
069: if (cachedMap == null) {
070: cachedMap = (CMap) CMap.META
071: .createFromCos(cosGetField(DK_Encoding));
072: }
073: return cachedMap;
074: }
075:
076: public CIDFont getDescendantFont() {
077: COSArray fonts = cosGetField(DK_DescendantFonts).asArray();
078: if ((fonts == null) || (fonts.size() == 0)) {
079: return null;
080: }
081: COSObject font = fonts.get(0);
082: return (CIDFont) PDFont.META.createFromCos(font);
083: }
084:
085: /*
086: * (non-Javadoc)
087: *
088: * @see de.intarsys.pdf.font.PDFont#getFontDescriptor()
089: */
090: public PDFontDescriptor getFontDescriptor() {
091: return getDescendantFont().getFontDescriptor();
092: }
093:
094: /*
095: * (non-Javadoc)
096: *
097: * @see de.intarsys.font.IFont#getFontFamilyName()
098: */
099: public String getFontFamilyName() {
100: return getDescendantFont().getFontFamilyName();
101: }
102:
103: public String getFontName() {
104: return getDescendantFont().getFontName();
105: }
106:
107: /*
108: * (non-Javadoc)
109: *
110: * @see de.intarsys.font.IFont#getFontStyle()
111: */
112: public FontStyle getFontStyle() {
113: return getDescendantFont().getFontStyle();
114: }
115:
116: /*
117: * (non-Javadoc)
118: *
119: * @see de.intarsys.pdf.font.PDFont#getGlyphWidth(int)
120: */
121: public int getGlyphWidth(int codePoint) {
122: return getDescendantFont().getGlyphWidth(codePoint);
123: }
124:
125: /*
126: * (non-Javadoc)
127: *
128: * @see de.intarsys.pdf.font.PDFont#getNextCID(byte[], int)
129: */
130: public CID getNextCID(byte[] bytes, int offset) {
131: return getCMap().getNextCID(bytes, offset);
132: }
133:
134: /*
135: * (non-Javadoc)
136: *
137: * @see de.intarsys.pdf.font.PDFont#getUnderlinePosition()
138: */
139: public float getUnderlinePosition() {
140: return getDescendantFont().getUnderlinePosition();
141: }
142:
143: /*
144: * (non-Javadoc)
145: *
146: * @see de.intarsys.pdf.font.PDFont#getUnderlineThickness()
147: */
148: public int getUnderlineThickness() {
149: return getDescendantFont().getUnderlineThickness();
150: }
151:
152: /*
153: * (non-Javadoc)
154: *
155: * @see de.intarsys.pdf.font.PDFont#dump()
156: */
157: protected void dump() {
158: getDescendantFont().dump();
159: }
160:
161: public int getGlyphIndex(CID cid) {
162: return getDescendantFont().getGlyphIndex(cid);
163: }
164: }
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