Special chars issue in TCPDF output

QuestionsSpecial chars issue in TCPDF output
Steve Borruso asked 5 years ago

Hello Abu,

Hope all is well with you.

All of my grids use customized TCPDF routines that (after a lot or research) I’ve been able to write.

My problem is in getting TCPDF to output special chars (up arrow, down arrow, delta symbol, etc.)

Yes … I’ve spent 2 full days tearing my hair out trying to get 3 specific chars to show up in a PDF doc 😉

I’ve looked at hundreds of TCPDF docs and forum appends and coded as many examples which all still display a “?” instead of these chars.

I know this is maybe more of a tcpdf issue than phpgrid but was hoping you might have some insight …

I’ve downloaded several ttf files (symbols, Wingdings, dejavu_sans, etc.) … latest one being symbol.tff – downloaded it, verified these chars are in there., and converted it to these respective files –
my_symbol.php
my_symbol.afm
my_sysmol.z
and placed them in the /phpgrid/lib/inc/tcpdf/fonts directory (there was a symbol.php file already there but no .afm or .z files)

Latest code attempt that always result in a ? instead of the special char –

$this->AddFont(‘my_symbol’,”,’my_symbol’);

// $this->SetFont(‘helvetica’,”,’9′,’wingding3′);

$this->SetFont(‘my_symbol’,”,’9′);

$d = ‘↑’;               // up arrow – displays a question mark in the pdf doc

// $d = ‘↑’;                // up arrow – no difference
// $d = utf8_decode($d); // no difference
// $d = ‘&’;               // this works
// $d = ‘€’;            // this works
// $d ='<span style=”font-family: arial;”>’.$d.'</span>’; // no difference

$this->writeHTMLCell($w, $rowcount * 5, ”, ”, $d, ‘LRTB’, 0, 1, false, ‘L’, false);

// always results in a ? being displayed instead of the special char … no errors reported anywhere

I’m kinda new to dealing with fonts and such … this probably has to do with my font files not being placed correctly, or specifying their usage incorrectly,  but with no errors produced anywhere I’m finally at a loss.

Any assistance is most appreciated.

Thanks !!

Steve

 

2 Answers
Steve Borruso answered 5 years ago

Just realized that in my opening append that a couple of my variable assignment values above show up as being converted   the $d = & #8593    and  $d = ‘& #8364;’;   showed up as converted symbols

Abu Ghufran Staff answered 5 years ago

Thanks for updating.

Closing this ticket.

_________________________
Abu Ghufran - Dev Team
Grid 4 PHP Framework
 
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