com.lowagie.text.pdf.codec.wmf.MetaFont Maven / Gradle / Ivy
/*
* $Id: MetaFont.java 3373 2008-05-12 16:21:24Z xlv $
*
* Copyright 2001, 2002 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text.pdf.codec.wmf;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import com.lowagie.text.Document;
import com.lowagie.text.ExceptionConverter;
import com.lowagie.text.Font;
import com.lowagie.text.FontFactory;
import com.lowagie.text.pdf.BaseFont;
public class MetaFont extends MetaObject {
static final String fontNames[] = {
"Courier", "Courier-Bold", "Courier-Oblique", "Courier-BoldOblique",
"Helvetica", "Helvetica-Bold", "Helvetica-Oblique", "Helvetica-BoldOblique",
"Times-Roman", "Times-Bold", "Times-Italic", "Times-BoldItalic",
"Symbol", "ZapfDingbats" };
static final int MARKER_BOLD = 1;
static final int MARKER_ITALIC = 2;
static final int MARKER_COURIER = 0;
static final int MARKER_HELVETICA = 4;
static final int MARKER_TIMES = 8;
static final int MARKER_SYMBOL = 12;
static final int DEFAULT_PITCH = 0;
static final int FIXED_PITCH = 1;
static final int VARIABLE_PITCH = 2;
static final int FF_DONTCARE = 0;
static final int FF_ROMAN = 1;
static final int FF_SWISS = 2;
static final int FF_MODERN = 3;
static final int FF_SCRIPT = 4;
static final int FF_DECORATIVE = 5;
static final int BOLDTHRESHOLD = 600;
static final int nameSize = 32;
static final int ETO_OPAQUE = 2;
static final int ETO_CLIPPED = 4;
int height;
float angle;
int bold;
int italic;
boolean underline;
boolean strikeout;
int charset;
int pitchAndFamily;
String faceName = "arial";
BaseFont font = null;
public MetaFont() {
type = META_FONT;
}
public void init(InputMeta in) throws IOException {
height = Math.abs(in.readShort());
in.skip(2);
angle = (float) (in.readShort() / 1800.0 * Math.PI);
in.skip(2);
bold = (in.readShort() >= BOLDTHRESHOLD ? MARKER_BOLD : 0);
italic = (in.readByte() != 0 ? MARKER_ITALIC : 0);
underline = (in.readByte() != 0);
strikeout = (in.readByte() != 0);
charset = in.readByte();
in.skip(3);
pitchAndFamily = in.readByte();
byte name[] = new byte[nameSize];
int k;
for (k = 0; k < nameSize; ++k) {
int c = in.readByte();
if (c == 0) {
break;
}
name[k] = (byte) c;
}
try {
faceName = new String(name, 0, k, "Cp1252");
} catch (UnsupportedEncodingException e) {
faceName = new String(name, 0, k);
}
faceName = faceName.toLowerCase();
}
public BaseFont getFont() {
if (font != null)
return font;
Font ff2 = FontFactory.getFont(faceName, BaseFont.CP1252, true, 10,
((italic != 0) ? Font.ITALIC : 0) | ((bold != 0) ? Font.BOLD : 0));
font = ff2.getBaseFont();
if (font != null)
return font;
String fontName;
if (faceName.indexOf("courier") != -1 || faceName.indexOf("terminal") != -1
|| faceName.indexOf("fixedsys") != -1) {
fontName = fontNames[MARKER_COURIER + italic + bold];
} else if (faceName.indexOf("ms sans serif") != -1 || faceName.indexOf("arial") != -1
|| faceName.indexOf("system") != -1) {
fontName = fontNames[MARKER_HELVETICA + italic + bold];
} else if (faceName.indexOf("arial black") != -1) {
fontName = fontNames[MARKER_HELVETICA + italic + MARKER_BOLD];
} else if (faceName.indexOf("times") != -1 || faceName.indexOf("ms serif") != -1
|| faceName.indexOf("roman") != -1) {
fontName = fontNames[MARKER_TIMES + italic + bold];
} else if (faceName.indexOf("symbol") != -1) {
fontName = fontNames[MARKER_SYMBOL];
} else {
int pitch = pitchAndFamily & 3;
int family = (pitchAndFamily >> 4) & 7;
switch (family) {
case FF_MODERN:
fontName = fontNames[MARKER_COURIER + italic + bold];
break;
case FF_ROMAN:
fontName = fontNames[MARKER_TIMES + italic + bold];
break;
case FF_SWISS:
case FF_SCRIPT:
case FF_DECORATIVE:
fontName = fontNames[MARKER_HELVETICA + italic + bold];
break;
default: {
switch (pitch) {
case FIXED_PITCH:
fontName = fontNames[MARKER_COURIER + italic + bold];
break;
default:
fontName = fontNames[MARKER_HELVETICA + italic + bold];
break;
}
}
}
}
try {
font = BaseFont.createFont(fontName, "Cp1252", false);
} catch (Exception e) {
throw new ExceptionConverter(e);
}
return font;
}
public float getAngle() {
return angle;
}
public boolean isUnderline() {
return underline;
}
public boolean isStrikeout() {
return strikeout;
}
public float getFontSize(MetaState state) {
return Math.abs(state.transformY(height) - state.transformY(0)) * Document.wmfFontCorrection;
}
}
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