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- /*
- * Copyright 1999-2004 The Apache Software Foundation.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- /* $Id$ */
-
- package org.apache.fop.fonts;
-
- import java.util.Map;
-
-
- /**
- * Abstract base class for custom fonts loaded from files, for example.
- */
- public abstract class CustomFont extends Typeface
- implements FontDescriptor, MutableFont {
-
- private String fontName = null;
- private String embedFileName = null;
- private String embedResourceName = null;
-
- private int capHeight = 0;
- private int xHeight = 0;
- private int ascender = 0;
- private int descender = 0;
- private int[] fontBBox = {0, 0, 0, 0};
- private int flags = 4;
- private int stemV = 0;
- private int italicAngle = 0;
- private int missingWidth = 0;
- private FontType fontType = FontType.TYPE1;
- private int firstChar = 0;
- private int lastChar = 255;
-
- private Map kerning = new java.util.HashMap();
-
-
- private boolean useKerning = true;
-
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getFontName()
- */
- public String getFontName() {
- return fontName;
- }
-
- /**
- * Returns an URI representing an embeddable font file. The URI will often
- * be a filename or an URL.
- * @return URI to an embeddable font file or null if not available.
- */
- public String getEmbedFileName() {
- return embedFileName;
- }
-
- /**
- * Returns the lookup name to an embeddable font file available as a
- * resource.
- * (todo) Remove this method, this should be done using a resource: URI.
- * @return the lookup name
- */
- public String getEmbedResourceName() {
- return embedResourceName;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getAscender()
- */
- public int getAscender() {
- return ascender;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getDescender()
- */
- public int getDescender() {
- return descender;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getCapHeight()
- */
- public int getCapHeight() {
- return capHeight;
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getAscender(int)
- */
- public int getAscender(int size) {
- return size * ascender;
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getDescender(int)
- */
- public int getDescender(int size) {
- return size * descender;
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getCapHeight(int)
- */
- public int getCapHeight(int size) {
- return size * capHeight;
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getXHeight(int)
- */
- public int getXHeight(int size) {
- return size * xHeight;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getFontBBox()
- */
- public int[] getFontBBox() {
- return fontBBox;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getFlags()
- */
- public int getFlags() {
- return flags;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getStemV()
- */
- public int getStemV() {
- return stemV;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getItalicAngle()
- */
- public int getItalicAngle() {
- return italicAngle;
- }
-
- /**
- * Returns the width to be used when no width is available.
- * @return a character width
- */
- public int getMissingWidth() {
- return missingWidth;
- }
-
- /**
- * @see org.apache.fop.fonts.FontDescriptor#getFontType()
- */
- public FontType getFontType() {
- return fontType;
- }
-
- /**
- * Returns the index of the first character defined in this font.
- * @return the index of the first character
- */
- public int getFirstChar() {
- return 0;
- // return firstChar;
- /**(todo) Why is this hardcoded??? This code was in SingleByteFont.java */
- }
-
- /**
- * Returns the index of the last character defined in this font.
- * @return the index of the last character
- */
- public int getLastChar() {
- return lastChar;
- }
-
- /**
- * Used to determine if kerning is enabled.
- * @return True if kerning is enabled.
- */
- public boolean isKerningEnabled() {
- return useKerning;
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#hasKerningInfo()
- */
- public final boolean hasKerningInfo() {
- return (isKerningEnabled() & kerning.isEmpty());
- }
-
- /**
- * @see org.apache.fop.fonts.FontMetrics#getKerningInfo()
- */
- public final Map getKerningInfo() {
- if (isKerningEnabled()) {
- return kerning;
- } else {
- return java.util.Collections.EMPTY_MAP;
- }
- }
-
-
- /* ---- MutableFont interface ---- */
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setFontName(String)
- */
- public void setFontName(String name) {
- this.fontName = name;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setEmbedFileName(String)
- */
- public void setEmbedFileName(String path) {
- this.embedFileName = path;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setEmbedResourceName(String)
- */
- public void setEmbedResourceName(String name) {
- this.embedResourceName = name;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setCapHeight(int)
- */
- public void setCapHeight(int capHeight) {
- this.capHeight = capHeight;
- }
-
- /**
- * Returns the XHeight value of the font.
- * @param xHeight the XHeight value
- */
- public void setXHeight(int xHeight) {
- this.xHeight = xHeight;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setAscender(int)
- */
- public void setAscender(int ascender) {
- this.ascender = ascender;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setDescender(int)
- */
- public void setDescender(int descender) {
- this.descender = descender;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setFontBBox(int[])
- */
- public void setFontBBox(int[] bbox) {
- this.fontBBox = bbox;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setFlags(int)
- */
- public void setFlags(int flags) {
- this.flags = flags;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setStemV(int)
- */
- public void setStemV(int stemV) {
- this.stemV = stemV;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setItalicAngle(int)
- */
- public void setItalicAngle(int italicAngle) {
- this.italicAngle = italicAngle;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setMissingWidth(int)
- */
- public void setMissingWidth(int width) {
- this.missingWidth = width;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setFontType(FontType)
- */
- public void setFontType(FontType fontType) {
- this.fontType = fontType;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setFirstChar(int)
- */
- public void setFirstChar(int index) {
- this.firstChar = index;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setLastChar(int)
- */
- public void setLastChar(int index) {
- this.lastChar = index;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#setKerningEnabled(boolean)
- */
- public void setKerningEnabled(boolean enabled) {
- this.useKerning = enabled;
- }
-
- /**
- * @see org.apache.fop.fonts.MutableFont#putKerningEntry(Integer, Map)
- */
- public void putKerningEntry(Integer key, Map value) {
- this.kerning.put(key, value);
- }
-
- }
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