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Core classes for the veraPDF Library.
/**
* This file is part of veraPDF Library core, a module of the veraPDF project.
* Copyright (c) 2015, veraPDF Consortium
* All rights reserved.
*
* veraPDF Library core is free software: you can redistribute it and/or modify
* it under the terms of either:
*
* The GNU General public license GPLv3+.
* You should have received a copy of the GNU General Public License
* along with veraPDF Library core as the LICENSE.GPL file in the root of the source
* tree. If not, see http://www.gnu.org/licenses/ or
* https://www.gnu.org/licenses/gpl-3.0.en.html.
*
* The Mozilla Public License MPLv2+.
* You should have received a copy of the Mozilla Public License along with
* veraPDF Library core as the LICENSE.MPL file in the root of the source tree.
* If a copy of the MPL was not distributed with this file, you can obtain one at
* http://mozilla.org/MPL/2.0/.
*/
package org.verapdf.features;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Features data of a font for feature extractor
*
* @author Maksim Bezrukov
*/
public final class FontFeaturesData extends FeaturesData {
private static final Logger LOGGER = Logger.getLogger(FontFeaturesData.class.getCanonicalName());
private final InputStream metadata;
private final String fontName;
private final String fontFamily;
private final String fontStretch;
private final Double fontWeight;
private final Integer flags;
private final List fontBBox;
private final Double italicAngle;
private final Double ascent;
private final Double descent;
private final Double leading;
private final Double capHeight;
private final Double xHeight;
private final Double stemV;
private final Double stemH;
private final Double avgWidth;
private final Double maxWidth;
private final Double missingWidth;
private final String charSet;
FontFeaturesData(InputStream metadata,
InputStream stream,
String fontName,
String fontFamily,
String fontStretch,
Double fontWeight,
Integer flags,
List fontBBox,
Double italicAngle,
Double ascent,
Double descent,
Double leading,
Double capHeight,
Double xHeight,
Double stemV,
Double stemH,
Double avgWidth,
Double maxWidth,
Double missingWidth,
String charSet) {
super(stream);
this.metadata = metadata;
this.fontName = fontName;
this.fontFamily = fontFamily;
this.fontStretch = fontStretch;
this.fontWeight = fontWeight;
this.flags = flags;
this.fontBBox = fontBBox == null ? null : new ArrayList<>(fontBBox);
this.italicAngle = italicAngle;
this.ascent = ascent;
this.descent = descent;
this.leading = leading;
this.capHeight = capHeight;
this.xHeight = xHeight;
this.stemV = stemV;
this.stemH = stemH;
this.avgWidth = avgWidth;
this.maxWidth = maxWidth;
this.missingWidth = missingWidth;
this.charSet = charSet;
}
/**
* @return InputStream metadata stream
*/
public InputStream getMetadata() {
return this.metadata;
}
/**
* @return parameter FontName from the font descriptor dictionary
*/
public String getFontName() {
return this.fontName;
}
/**
* @return parameter FontFamily from the font descriptor dictionary
*/
public String getFontFamily() {
return this.fontFamily;
}
/**
* @return parameter FontStretch from the font descriptor dictionary
*/
public String getFontStretch() {
return this.fontStretch;
}
/**
* @return parameter FontWeight from the font descriptor dictionary
*/
public Double getFontWeight() {
return this.fontWeight;
}
/**
* @return parameter Flags from the font descriptor dictionary
*/
public Integer getFlags() {
return this.flags;
}
/**
* @return parameter FontBBox from the font descriptor dictionary
*/
public List getFontBBox() {
return this.fontBBox == null ? null : Collections.unmodifiableList(this.fontBBox);
}
/**
* @return parameter ItalicAngle from the font descriptor dictionary
*/
public Double getItalicAngle() {
return this.italicAngle;
}
/**
* @return parameter Ascent from the font descriptor dictionary
*/
public Double getAscent() {
return this.ascent;
}
/**
* @return parameter Descent from the font descriptor dictionary
*/
public Double getDescent() {
return this.descent;
}
/**
* @return parameter Leading from the font descriptor dictionary
*/
public Double getLeading() {
return this.leading;
}
/**
* @return parameter CapHeight from the font descriptor dictionary
*/
public Double getCapHeight() {
return this.capHeight;
}
/**
* @return parameter XHeight from the font descriptor dictionary
*/
public Double getXHeight() {
return this.xHeight;
}
/**
* @return parameter StemV from the font descriptor dictionary
*/
public Double getStemV() {
return this.stemV;
}
/**
* @return parameter StemH from the font descriptor dictionary
*/
public Double getStemH() {
return this.stemH;
}
/**
* @return parameter AvgWidth from the font descriptor dictionary
*/
public Double getAvgWidth() {
return this.avgWidth;
}
/**
* @return parameter MaxWidth from the font descriptor dictionary
*/
public Double getMaxWidth() {
return this.maxWidth;
}
/**
* @return parameter MissingWidth from the font descriptor dictionary
*/
public Double getMissingWidth() {
return this.missingWidth;
}
/**
* @return parameter CharSet from the font descriptor dictionary
*/
public String getCharSet() {
return this.charSet;
}
@Override
public void close() throws IOException {
if (this.metadata != null) {
try {
this.metadata.close();
} catch (IOException e) {
LOGGER.log(Level.FINE, "Exception during metadata closing", e);
}
}
super.close();
}
@SuppressWarnings("hiding")
public static final class Builder {
private InputStream metadata = null;
private InputStream stream;
private String fontName = null;
private String fontFamily = null;
private String fontStretch = null;
private Double fontWeight = null;
private Integer flags = null;
private List fontBBox = null;
private Double italicAngle = null;
private Double ascent = null;
private Double descent = null;
private Double leading = Double.valueOf(0.);
private Double capHeight = null;
private Double xHeight = Double.valueOf(0.);
private Double stemV = null;
private Double stemH = Double.valueOf(0.);
private Double avgWidth = Double.valueOf(0.);
private Double maxWidth = Double.valueOf(0.);
private Double missingWidth = Double.valueOf(0.);
private String charSet = null;
public Builder(InputStream stream) {
this.stream = stream;
}
public FontFeaturesData build() {
if (this.stream == null) {
throw new IllegalArgumentException("Font stream can not be null");
}
return new FontFeaturesData(this.metadata, this.stream, this.fontName, this.fontFamily, this.fontStretch, this.fontWeight,
this.flags, this.fontBBox, this.italicAngle, this.ascent, this.descent, this.leading, this.capHeight, this.xHeight, this.stemV,
this.stemH, this.avgWidth, this.maxWidth, this.missingWidth, this.charSet);
}
public Builder metadata(InputStream metadata) {
this.metadata = metadata;
return this;
}
public Builder stream(InputStream stream) {
this.stream = stream;
return this;
}
public Builder fontName(String fontName) {
this.fontName = fontName;
return this;
}
public Builder fontFamily(String fontFamily) {
this.fontFamily = fontFamily;
return this;
}
public Builder fontStretch(String fontStretch) {
this.fontStretch = fontStretch;
return this;
}
public Builder fontWeight(Double fontWeight) {
this.fontWeight = fontWeight;
return this;
}
public Builder flags(Integer flags) {
this.flags = flags;
return this;
}
public Builder fontBBox(List fontBBox) {
this.fontBBox = fontBBox;
return this;
}
public Builder italicAngle(Double italicAngle) {
this.italicAngle = italicAngle;
return this;
}
public Builder ascent(Double ascent) {
this.ascent = ascent;
return this;
}
public Builder descent(Double descent) {
this.descent = descent;
return this;
}
public Builder leading(Double leading) {
if (leading != null) {
this.leading = leading;
} else {
this.leading = Double.valueOf(0.0);
}
return this;
}
public Builder capHeight(Double capHeight) {
this.capHeight = capHeight;
return this;
}
public Builder xHeight(Double xHeight) {
if (xHeight != null) {
this.xHeight = xHeight;
} else {
this.xHeight = Double.valueOf(0.0);
}
return this;
}
public Builder stemV(Double stemV) {
this.stemV = stemV;
return this;
}
public Builder stemH(Double stemH) {
if (stemH != null) {
this.stemH = stemH;
} else {
this.stemH = Double.valueOf(0.0);
}
return this;
}
public Builder avgWidth(Double avgWidth) {
if (avgWidth != null) {
this.avgWidth = avgWidth;
} else {
this.avgWidth = Double.valueOf(0.0);
}
return this;
}
public Builder maxWidth(Double maxWidth) {
if (maxWidth != null) {
this.maxWidth = maxWidth;
} else {
this.maxWidth = Double.valueOf(0.0);
}
return this;
}
public Builder missingWidth(Double missingWidth) {
if (missingWidth != null) {
this.missingWidth = missingWidth;
} else {
this.missingWidth = Double.valueOf(0.0);
}
return this;
}
public Builder charSet(String charSet) {
this.charSet = charSet;
return this;
}
}
}