question: private void doTextNormal ( final PDFPage cmds , final String text ) { final PointF zero = new PointF ( ) ; final Matrix scale = new Matrix ( ) ; Utils . setMatValues ( scale , fsize , 0 , 0 , fsize * th , 0 , tr ) ; final Matrix at = new Matrix ( ) ; final List < PDFGlyph > l = ( List < PDFGlyph > ) font . getGlyphs ( text ) ; for ( final PDFGlyph glyph : l ) { at . set ( cur ) ; at . preConcat ( scale ) ; final PointF advance = glyph . addCommands ( cmds , at , tm ) ; float advanceX = ( advance . x * fsize ) + tc ; if ( glyph . getChar ( ) == ' ' ) { advanceX += tw ; } advanceX *= th ; cur . preTranslate ( advanceX , advance . y ) ; } final float [ ] src = { zero . x , zero . y } ; final float [ ] dst = new float [ src . length ] ; cur . mapPoints ( dst , src ) ; prevEnd . set ( dst [ 0 ] , dst [ 1 ] ) ; }
target:  add some text to the page.