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08-17.PAS
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Pascal/Delphi Source File
|
1995-01-20
|
1KB
|
71 lines
program main;
{$IFDEF DPMI}
uses fgmain, fgbitmap, fgmisc, fgvb, WinAPI;
{$ELSE}
{$M 16384,0,16384}
uses fgmain, fgbitmap, fgmisc, fgvb;
{$ENDIF}
var
handle : integer;
old_mode : integer;
status : integer;
buffer : pointer;
begin
fg_initpm;
old_mode := fg_getmode;
fg_setmode(22);
fg_vbinit;
{$IFDEF DPMI}
buffer := GlobalAllocPtr(gmem_Fixed,Longint(320)*Longint(240));
if (buffer = NIL) then
begin
fg_setmode(old_mode);
fg_reset;
writeln('Could not create the virtual buffer.');
exit;
end;
handle := fg_vbdefine(buffer,320,240);
{$ELSE}
handle := fg_vballoc(320,240);
if (handle < 0) then
begin
fg_setmode(old_mode);
fg_reset;
writeln('Could not create the virtual buffer.');
exit;
end;
{$ENDIF}
fg_setcolor(9);
fg_fillpage;
fg_setcolor(15);
fg_box(0,319,0,239);
status := fg_vbopen(handle);
fg_vbcut(0,319,0,239,0,239);
fg_vbclose;
fg_waitkey;
fg_setmode(old_mode);
fg_cursor(0);
fg_setcolor(15);
fg_text('Press any key.',14);
fg_waitkey;
fg_setmode(22);
status := fg_vbopen(handle);
fg_vbpaste(0,319,0,239,0,239);
fg_waitkey;
fg_vbclose;
{$IFDEF dpmi}
GlobalFreePtr(buffer);
{$ELSE}
fg_vbfree(handle);
{$ENDIF}
fg_setmode(old_mode);
fg_reset;
end.