Re: weird limits

[Jody Goldberg <jody gnome org>]

On Tue, Aug 03, 2004 at 11:57:53AM -0500, David Stanaway wrote:
> On Tue, 2004-08-03 at 11:32 -0500, David Stanaway wrote:
> > GNUMERIC_MAX_COLS = (32*32*32*32)  which seems to be the max. Any more
> > breaks at runtime:
> > ** ERROR **: file ../../src/sheet-style.c: line 461 (sheet_style_init):
> > assertion failed: (SHEET_MAX_ROWS <= TILE_SIZE_ROW * TILE_SIZE_ROW *
> > TILE_SIZE_ROW * TILE_SIZE_ROW)
> >
> > I am not sure of the consequences of adding more cases for defining
> > higher TILE_SIZE_ROW values in sheet-style.c.
>
>
> I see some unusual behavior with this set to 32*32*32*32
>
> The worksheet only seems to be able to scrolled to 352941
>
> http://david.dialmex.net/~david/Screenshot-1.png
>
> I can fill the column fine up to the limit, and reference those cells, but the worksheet scrolling does not 
> work.

You've stumbled onto one of the ancient dirty secrets in gnumeric's
code base.  The size of the canvas is limited for speed.  You'll
need to edit src/gnumeric-canvas.h
    #define GNUMERIC_CANVAS_FACTOR_X 1000000
    #define GNUMERIC_CANVAS_FACTOR_Y 6000000
And increase the bounds.