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Fix grid_expand_line so it actually works when the required size is bigger than

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2 * the current size.
This commit is contained in:
Nicholas Marriott 2009-08-21 07:29:37 +00:00
parent 1501b3fbbd
commit 0198bb6bf3
1 changed files with 8 additions and 5 deletions
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13
grid.c
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@ -189,19 +189,22 @@ grid_scroll_line(struct grid *gd)
/* Expand line to fit to cell. */ /* Expand line to fit to cell. */
void void
grid_expand_line(struct grid *gd, u_int py, u_int sx) grid_expand_line(struct grid *gd, u_int py, u_int wantx)
{ {
struct grid_line *gl; struct grid_line *gl;
u_int xx; u_int xx, sx;
gl = &gd->linedata[py]; gl = &gd->linedata[py];
if (sx <= gl->cellsize) if (wantx <= gl->cellsize)
return; return;
if (gl->cellsize > gd->sx / 2) if (gl->cellsize > gd->sx / 2)
sx = gd->sx; sx = gd->sx;
else else {
sx = 1 + gl->cellsize * 2; sx = gl->cellsize + 1;
while (sx < wantx)
sx *= 2;
}
gl->celldata = xrealloc(gl->celldata, sx, sizeof *gl->celldata); gl->celldata = xrealloc(gl->celldata, sx, sizeof *gl->celldata);
for (xx = gl->cellsize; xx < sx; xx++) for (xx = gl->cellsize; xx < sx; xx++)
grid_put_cell(gd, xx, py, &grid_default_cell); grid_put_cell(gd, xx, py, &grid_default_cell);