Re: [fpc-pascal] X, Y co-ordinate system under OS/2

2009-10-29 Thread Graeme Geldenhuys
On 29/10/2009, Juha Manninen juha.manni...@phnet.fi wrote: If done right, the code doing coordinate conversion should be in library Canvas class, not in application code. That's how I would have implemented in it fpGUI as well. The higher level code uses x, y as normal. The drawing backend

Re: [fpc-pascal] X, Y co-ordinate system under OS/2

2009-10-28 Thread Paul Nicholls
- Original Message - From: Graeme Geldenhuys graemeg.li...@gmail.com To: FPC-Pascal users discussions fpc-pascal@lists.freepascal.org Sent: Thursday, October 08, 2009 1:31 AM Subject: [fpc-pascal] X, Y co-ordinate system under OS/2 Hi, I'm porting an OS/2 application to Linux

Re: [fpc-pascal] X, Y co-ordinate system under OS/2

2009-10-08 Thread Graeme Geldenhuys
2009/10/7 Tomas Hajny xhaj...@mbox.vol.cz: Yes, this is the case as far as I know (I haven't done any GUI programming under OS/2 myself, but I know that this has always been one of the main porting obstacles between Win32 and OS/2 at least). I suppose I can see the merits for using each of

[fpc-pascal] X, Y co-ordinate system under OS/2

2009-10-07 Thread Graeme Geldenhuys
Hi, I'm porting an OS/2 application to Linux Windows. From what I can see in the code, it looks like co-ordinates (0,0) is in the bottom left corner of the screen. Whereas Windows and Linux, co-ordinates (0,0) is in the Top Left of the screen. Is my assumption correct? If so, DAMN! This is

Re: [fpc-pascal] X, Y co-ordinate system under OS/2

2009-10-07 Thread Tomas Hajny
On Wed, October 7, 2009 16:31, Graeme Geldenhuys wrote: Hi, I'm porting an OS/2 application to Linux Windows. From what I can see in the code, it looks like co-ordinates (0,0) is in the bottom left corner of the screen. Whereas Windows and Linux, co-ordinates (0,0) is in the Top Left of