diff options
Diffstat (limited to 'src/main/java/org/pdfbox/pdmodel/font/PDTrueTypeFont.java')
| -rw-r--r-- | src/main/java/org/pdfbox/pdmodel/font/PDTrueTypeFont.java | 437 |
1 files changed, 0 insertions, 437 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/font/PDTrueTypeFont.java b/src/main/java/org/pdfbox/pdmodel/font/PDTrueTypeFont.java deleted file mode 100644 index d462255..0000000 --- a/src/main/java/org/pdfbox/pdmodel/font/PDTrueTypeFont.java +++ /dev/null @@ -1,437 +0,0 @@ -/**
- * Copyright (c) 2003-2005, www.pdfbox.org
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of pdfbox; nor the names of its
- * contributors may be used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * http://www.pdfbox.org
- *
- */
-package org.pdfbox.pdmodel.font;
-
-import org.pdfbox.cos.COSDictionary;
-import org.pdfbox.cos.COSName;
-
-import org.pdfbox.pdmodel.PDDocument;
-
-import org.pdfbox.pdmodel.common.PDRectangle;
-import org.pdfbox.pdmodel.common.PDStream;
-
-import org.pdfbox.encoding.WinAnsiEncoding;
-
-import org.pdfbox.ttf.CMAPEncodingEntry;
-import org.pdfbox.ttf.CMAPTable;
-import org.pdfbox.ttf.GlyphData;
-import org.pdfbox.ttf.GlyphTable;
-import org.pdfbox.ttf.HeaderTable;
-import org.pdfbox.ttf.HorizontalHeaderTable;
-import org.pdfbox.ttf.HorizontalMetricsTable;
-import org.pdfbox.ttf.MemoryTTFDataStream;
-import org.pdfbox.ttf.NamingTable;
-import org.pdfbox.ttf.NameRecord;
-import org.pdfbox.ttf.OS2WindowsMetricsTable;
-import org.pdfbox.ttf.PostScriptTable;
-import org.pdfbox.ttf.TTFParser;
-import org.pdfbox.ttf.TrueTypeFont;
-import org.pdfbox.util.ResourceLoader;
-
-import java.awt.Font;
-import java.awt.FontFormatException;
-import java.awt.Graphics;
-import java.awt.Graphics2D;
-import java.awt.RenderingHints;
-import java.awt.geom.AffineTransform;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Properties;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-/**
- * This is the TrueType implementation of fonts.
- *
- * @author Ben Litchfield (ben@benlitchfield.com)
- * @version $Revision: 1.14 $
- */
-public class PDTrueTypeFont extends PDSimpleFont
-{
- /**
- * This is the key to a property in the Resources/PDFBox_External_Fonts.properties file
- * to load a Font when a mapping does not exist for the current font.
- */
- public static final String UNKNOWN_FONT = "UNKNOWN_FONT";
-
- private Font awtFont = null;
-
- private static Properties externalFonts = new Properties();
- private static Map loadedExternalFonts = new HashMap();
-
- static
- {
- try
- {
- ResourceLoader.loadProperties( "Resources/PDFBox_External_Fonts.properties", externalFonts );
- }
- catch( IOException io )
- {
- io.printStackTrace();
- throw new RuntimeException( "Error loading font resources" );
- }
- }
-
-
- /**
- * Constructor.
- */
- public PDTrueTypeFont()
- {
- super();
- font.setItem( COSName.SUBTYPE, COSName.TRUE_TYPE );
- }
-
- /**
- * Constructor.
- *
- * @param fontDictionary The font dictionary according to the PDF specification.
- */
- public PDTrueTypeFont( COSDictionary fontDictionary )
- {
- super( fontDictionary );
- }
-
- /**
- * This will load a TTF font from a font file.
- *
- * @param doc The PDF document that will hold the embedded font.
- * @param file The file on the filesystem that holds the font file.
- * @return A true type font.
- * @throws IOException If there is an error loading the file data.
- */
- public static PDTrueTypeFont loadTTF( PDDocument doc, String file ) throws IOException
- {
- return loadTTF( doc, new File( file ) );
- }
-
- /**
- * This will load a TTF to be embedding into a document.
- *
- * @param doc The PDF document that will hold the embedded font.
- * @param file A TTF file stream.
- * @return A PDF TTF.
- * @throws IOException If there is an error loading the data.
- */
- public static PDTrueTypeFont loadTTF( PDDocument doc, File file ) throws IOException
- {
- PDTrueTypeFont retval = new PDTrueTypeFont();
- PDFontDescriptorDictionary fd = new PDFontDescriptorDictionary();
- PDStream fontStream = new PDStream(doc, new FileInputStream( file ), false );
- fontStream.getStream().setInt( COSName.LENGTH1, (int)file.length() );
- fontStream.addCompression();
- fd.setFontFile2( fontStream );
- retval.setFontDescriptor( fd );
- //only support winansi encoding right now, should really
- //just use Identity-H with unicode mapping
- retval.setEncoding( new WinAnsiEncoding() );
- TrueTypeFont ttf = null;
- try
- {
- TTFParser parser = new TTFParser();
- ttf = parser.parseTTF( file );
- NamingTable naming = ttf.getNaming();
- List records = naming.getNameRecords();
- for( int i=0; i<records.size(); i++ )
- {
- NameRecord nr = (NameRecord)records.get( i );
- if( nr.getNameId() == NameRecord.NAME_POSTSCRIPT_NAME )
- {
- retval.setBaseFont( nr.getString() );
- fd.setFontName( nr.getString() );
- }
- else if( nr.getNameId() == NameRecord.NAME_FONT_FAMILY_NAME )
- {
- fd.setFontFamily( nr.getString() );
- }
- }
-
- OS2WindowsMetricsTable os2 = ttf.getOS2Windows();
- fd.setNonSymbolic( true );
- switch( os2.getFamilyClass() )
- {
- case OS2WindowsMetricsTable.FAMILY_CLASS_SYMBOLIC:
- fd.setSymbolic( true );
- fd.setNonSymbolic( false );
- break;
- case OS2WindowsMetricsTable.FAMILY_CLASS_SCRIPTS:
- fd.setScript( true );
- break;
- case OS2WindowsMetricsTable.FAMILY_CLASS_CLAREDON_SERIFS:
- case OS2WindowsMetricsTable.FAMILY_CLASS_FREEFORM_SERIFS:
- case OS2WindowsMetricsTable.FAMILY_CLASS_MODERN_SERIFS:
- case OS2WindowsMetricsTable.FAMILY_CLASS_OLDSTYLE_SERIFS:
- case OS2WindowsMetricsTable.FAMILY_CLASS_SLAB_SERIFS:
- fd.setSerif( true );
- break;
- default:
- //do nothing
- }
- switch( os2.getWidthClass() )
- {
- case OS2WindowsMetricsTable.WIDTH_CLASS_ULTRA_CONDENSED:
- fd.setFontStretch( "UltraCondensed" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_EXTRA_CONDENSED:
- fd.setFontStretch( "ExtraCondensed" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_CONDENSED:
- fd.setFontStretch( "Condensed" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_SEMI_CONDENSED:
- fd.setFontStretch( "SemiCondensed" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_MEDIUM:
- fd.setFontStretch( "Normal" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_SEMI_EXPANDED:
- fd.setFontStretch( "SemiExpanded" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_EXPANDED:
- fd.setFontStretch( "Expanded" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_EXTRA_EXPANDED:
- fd.setFontStretch( "ExtraExpanded" );
- break;
- case OS2WindowsMetricsTable.WIDTH_CLASS_ULTRA_EXPANDED:
- fd.setFontStretch( "UltraExpanded" );
- break;
- default:
- //do nothing
- }
- fd.setFontWeight( os2.getWeightClass() );
-
- //todo retval.setFixedPitch
- //todo retval.setNonSymbolic
- //todo retval.setItalic
- //todo retval.setAllCap
- //todo retval.setSmallCap
- //todo retval.setForceBold
-
- HeaderTable header = ttf.getHeader();
- PDRectangle rect = new PDRectangle();
- rect.setLowerLeftX( header.getXMin() * 1000f/header.getUnitsPerEm() );
- rect.setLowerLeftY( header.getYMin() * 1000f/header.getUnitsPerEm() );
- rect.setUpperRightX( header.getXMax() * 1000f/header.getUnitsPerEm() );
- rect.setUpperRightY( header.getYMax() * 1000f/header.getUnitsPerEm() );
- fd.setFontBoundingBox( rect );
-
- HorizontalHeaderTable hHeader = ttf.getHorizontalHeader();
- fd.setAscent( hHeader.getAscender() * 1000f/header.getUnitsPerEm() );
- fd.setDescent( hHeader.getDescender() * 1000f/header.getUnitsPerEm() );
-
- GlyphTable glyphTable = ttf.getGlyph();
- GlyphData[] glyphs = glyphTable.getGlyphs();
-
- PostScriptTable ps = ttf.getPostScript();
- fd.setFixedPitch( ps.getIsFixedPitch() > 0 );
- fd.setItalicAngle( ps.getItalicAngle() );
-
- String[] names = ps.getGlyphNames();
- if( names != null )
- {
- for( int i=0; i<names.length; i++ )
- {
- //if we have a capital H then use that, otherwise use the
- //tallest letter
- if( names[i].equals( "H" ) )
- {
- fd.setCapHeight( (glyphs[i].getBoundingBox().getUpperRightY()* 1000f)/
- header.getUnitsPerEm() );
- }
- if( names[i].equals( "x" ) )
- {
- fd.setXHeight( (glyphs[i].getBoundingBox().getUpperRightY()* 1000f)/header.getUnitsPerEm() );
- }
- }
- }
-
- //hmm there does not seem to be a clear definition for StemV,
- //this is close enough and I am told it doesn't usually get used.
- fd.setStemV( (fd.getFontBoundingBox().getWidth() * .13f) );
-
-
- CMAPTable cmapTable = ttf.getCMAP();
- CMAPEncodingEntry[] cmaps = cmapTable.getCmaps();
- int[] glyphToCCode = null;
- for( int i=0; i<cmaps.length; i++ )
- {
- if( cmaps[i].getPlatformId() == CMAPTable.PLATFORM_WINDOWS &&
- cmaps[i].getPlatformEncodingId() == CMAPTable.ENCODING_UNICODE )
- {
- glyphToCCode = cmaps[i].getGlyphIdToCharacterCode();
- }
- }
- int firstChar = 0;
- /**
- for( int i=0; i<glyphToCCode.length; i++ )
- {
- if( glyphToCCode[i] != 0 )
- {
- firstChar = Math.min( glyphToCCode[i], firstChar );
- }
- }*/
-
- int maxWidths=256;
- HorizontalMetricsTable hMet = ttf.getHorizontalMetrics();
- int[] widthValues = hMet.getAdvanceWidth();
- List widths = new ArrayList( widthValues.length );
- Integer zero = new Integer( 250 );
- for( int i=0; i<widthValues.length && i<maxWidths; i++ )
- {
- widths.add( zero );
- }
- for( int i=0; i<widthValues.length; i++ )
- {
- if(glyphToCCode[i]-firstChar < widths.size() &&
- glyphToCCode[i]-firstChar >= 0 &&
- widths.get( glyphToCCode[i]-firstChar) == zero )
- {
- widths.set( glyphToCCode[i]-firstChar,
- new Integer( (int)(widthValues[i]* 1000f)/header.getUnitsPerEm() ) );
- }
- }
- retval.setWidths( widths );
-
- retval.setFirstChar( firstChar );
- retval.setLastChar( firstChar + widths.size()-1 );
-
- }
- finally
- {
- if( ttf != null )
- {
- ttf.close();
- }
- }
-
- return retval;
- }
-
- /**
- * @see PDFont#drawString( String, Graphics, float, float, float, float, float )
- */
- public void drawString( String string, Graphics g, float fontSize,
- float xScale, float yScale, float x, float y ) throws IOException
- {
- PDFontDescriptorDictionary fd = (PDFontDescriptorDictionary)getFontDescriptor();
- if( awtFont == null )
- {
- PDStream ttfStream = fd.getFontFile2();
- String fontName = fd.getFontName();
- awtFont = Font.getFont( fontName, null );
- if( ttfStream == null )
- {
- //throw new IOException( "Error:TTF Stream is null");
- // Embedded true type programs are optional,
- // if there is no stream, we must use an external
- // file.
- ttfStream = getExternalFontFile2( fd );
- }
- if( ttfStream == null )
- {
- //if we can't find a font then just fake it.
- awtFont = new Font("Arial", Font.PLAIN, 1 );
- }
- else
- {
- try
- {
- awtFont = Font.createFont( Font.TRUETYPE_FONT, ttfStream.createInputStream() );
- }
- catch( FontFormatException e )
- {
- throw new IOException( e.getMessage() );
- }
- }
- }
- AffineTransform at = new AffineTransform();
- at.scale( xScale, yScale );
- Graphics2D g2d = (Graphics2D)g;
- g2d.setRenderingHint( RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON );
- g2d.setFont( awtFont.deriveFont( at ).deriveFont( fontSize ) );
- g2d.drawString( string, (int)x, (int)y );
- }
-
- /**
- * Permit to load an external TTF Font program file
- *
- * Created by Pascal Allain
- * Vertical7 Inc.
- *
- * @param fd The font descriptor currently used
- *
- * @return A PDStream with the Font File program, null if fd is null
- *
- * @throws IOException If the font is not found
- */
- private PDStream getExternalFontFile2(PDFontDescriptorDictionary fd)
- throws IOException
- {
- PDStream retval = null;
-
- if ( fd != null )
- {
- String baseFont = getBaseFont();
- String fontResource = externalFonts.getProperty( UNKNOWN_FONT );
- if( (baseFont != null) &&
- (externalFonts.containsKey(baseFont)) )
- {
- fontResource = externalFonts.getProperty(baseFont);
- }
- if( fontResource != null )
- {
- TrueTypeFont extTTF = (TrueTypeFont)loadedExternalFonts.get( baseFont );
- if( extTTF == null )
- {
- TTFParser ttfParser = new TTFParser();
- InputStream is = ResourceLoader.loadResource( fontResource );
- if( is == null )
- {
- throw new IOException( "Error missing font resource '" + externalFonts.get(baseFont) + "'" );
- }
- MemoryTTFDataStream stream = new MemoryTTFDataStream( is );
- extTTF = ttfParser.parseTTF( stream );
- loadedExternalFonts.put( baseFont, extTTF );
- }
- retval = extTTF.getPDStream();
- }
- }
-
- return retval;
- }
-}
\ No newline at end of file |