nanogui: Thread: how to use Fl_Pixmap to load a image from file

hi all
    i want to use flnx to load image from file but it seems the class Fl_Pixmap or Fl_Bitmap  dont work .
    please give me some suggestions.
   thanks
    best regards
                                  counter

You can use the GrLoadImageFromFile and GrDrawImageToFit to show the image
----- Original Message ----- 
From: ####@####.####
To: ####@####.####
Sent: Thursday, September 26, 2002 9:10 AM
Subject: [nanogui] how to use Fl_Pixmap to load a image from file


> hi all
>     i want to use flnx to load image from file but it seems the class Fl_Pixmap or Fl_Bitmap  dont work .
>     please give me some suggestions.
>    thanks
>     best regards
>                                   counter
> 
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> For additional commands, e-mail: ####@####.####
> 

thanks for ur help
but I want to use the image to label my Fl_widget ,
if i use the Gr~ ,i dont know how to use the image id to label
 my Fl_widget
 how to do it ?
 best regards
        Counter 

You can modify your widget 's draw() method ,add GrLoadImageFromFile and GrDrawImageToFit  to your widget 's draw() .
----- Original Message ----- 
From: "Counter Wei" ####@####.####
To: ####@####.####
Sent: Thursday, September 26, 2002 11:18 AM
Subject: Re: [nanogui] how to use Fl_Pixmap to load a image from file


> thanks for ur help
> but I want to use the image to label my Fl_widget ,
> if i use the Gr~ ,i dont know how to use the image id to label
>  my Fl_widget
>  how to do it ?
>  best regards
>         Counter 
> 

Files are too big to send it to this group.
Below is my answer to "Counter Wei".

===================================================================================
Seol,Keun-Seok.      innoPLUS Co., Ltd.(http://www.innoplus.com)
Room 305, Business Incubator,
The Corporation Center of Edu. & Res. for Univ. Res. Institutes and Industrial Companies.
Chungnam National University, 220, Gung-Dong, Yuseong-Gu, DaeJeon, S.Korea
####@####.#### ####@####.####
Tel:+82-42-822-1325  Fax:+82-42-822-0870 PCS:+82-16-462-8498
===================================================================================
? ??.              ?) ????? (http://www.innoplus.com)
??? ??? ?? 220?? ??? ??? ????? ????? 305?(???? 305-764)
===================================================================================
----- Original Message ----- 
From: "Seol,Keun-Seok" ####@####.####
To: "Counter Wei" ####@####.####
Cc: ####@####.####
Sent: Thursday, September 26, 2002 2:04 PM
Subject: Re: [nanogui] how to use Fl_Pixmap to load a image from file


> Hi,
> 
> when i tried to use Fl_Pixmap under flnx, it didn't work.
> So, i created Fl_PixmapFile to draw a pixmap image.
> 
> pixmap.cxx has a sample code to use Fl_PixmapFile.
> 
> Attached files are my hack to draw bitmap/pixmap image under flnx,
> but it has some limitations which i can't remember.
> (You can olny draw "0RGB" image.)
> define  "PIXMAP_HACK" to enable it.
> 
> I have not tried to draw gif image under flnx, but if you could acquire
> raw RGB data using some other graphic library, you can draw it using Fl_Image.
> 
> I throughly tested only Fl_PixmapFile, so other files can have a bug(for example, memory leak) and speed limitation.
> 
> If you (or any one) could make any improvement on my hack, please let me know it.
> 
> Regards,
> Seol.
> 
>           "WARNING: SAVE YOUR SOURCE TREE BEFORE APPLY IT."
> 
> P.S. microwindows allow pixmap file to have only 300 chars per line.
>      If you want to allow more chars per line, modify the engine/devimage.c.
>      Following is a guide.
> 
>         LoadXPM(..)
>         {
>         ......
>         xline[xxx]; 
>         dline[xxx]; 
>         ......
>         bgets(src, xline, xxx);
>         ......
>         bgets(src, xline, xxx);
>         ......
>         }
> 
> ===================================================================================
> Seol,Keun-Seok.      innoPLUS Co., Ltd.(http://www.innoplus.com)
> Room 305, Business Incubator,
> The Corporation Center of Edu. & Res. for Univ. Res. Institutes and Industrial Companies.
> Chungnam National University, 220, Gung-Dong, Yuseong-Gu, DaeJeon, S.Korea
> ####@####.#### ####@####.####
> Tel:+82-42-822-1325  Fax:+82-42-822-0870 PCS:+82-16-462-8498
> ===================================================================================
> ? ??.              ?) ????? (http://www.innoplus.com)
> ??? ??? ?? 220?? ??? ??? ????? ????? 305?(???? 305-764)
> ===================================================================================
> ----- Original Message ----- 
> From: "Counter Wei" ####@####.####
> To: "Seol,Keun-Seok" ####@####.####
> Sent: Thursday, September 26, 2002 12:59 PM
> Subject: Re: [nanogui] how to use Fl_Pixmap to load a image from file
> 
> 
> > Hi,
> >   thanks for ur help.
> >   but i dont know how to created   a Fl_ PixmapFile ,
> >   can u send me some sample code .
> >   if i want to load a bmp/gif from file under flnx by Fl_Image,how to do it?
> >    thanks again.
> >     best regards
> >           counter
> > 
>