Package org.fontbox.ttf

Examples of org.fontbox.ttf.HeaderTable


            //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 );
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