home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Amiga Tools 2
/
Amiga Tools 2.iso
/
tools
/
jade
/
src
/
amiga_render.c
< prev
next >
Wrap
C/C++ Source or Header
|
1995-03-09
|
1KB
|
45 lines
/* amiga_render.c -- Rendering for AmigaDOS
Copyright (C) 1993, 1994 John Harper <jsh@ukc.ac.uk>
This file is part of Jade.
Jade is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
Jade is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Jade; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "jade.h"
#include "jade_protos.h"
#ifdef _DCC
# define GfxBase_DECLARED
#endif
#include <clib/graphics_protos.h>
#include <graphics/gfxbase.h>
#include <graphics/gfxmacros.h>
_PR void sys_scroll_vw(VW *, long);
extern struct GfxBase *GfxBase;
/*
* Scrolls the view `lines' towards line 0,
*/
void
sys_scroll_vw(VW *vw, long lines)
{
struct RastPort *rp = vw->vw_WindowSys.ws_Rp;
ScrollRaster(rp, 0, lines * vw->vw_FontY, vw->vw_XStartPix,
vw->vw_YStartPix, vw->vw_XEndPix,
vw->vw_YStartPix + (vw->vw_MaxY * vw->vw_FontY) - 1);
}