localtime_r(¤t, &tm);
+ int limit = 2;
+ switch (baseint) {
+ case TMT_SECOND: limit = 7200; break;
+ case TMT_MINUTE: limit = 120; break;
+ case TMT_HOUR: limit = 2; break;
+ default: limit = 2; break;
+ }
do {
switch (baseint) {
case TMT_SECOND:
tm. tm_year += basestep;
}
madetime = mktime(&tm);
- } while (madetime == -1); /* this is necessary to skip impssible times
+ } while (madetime == -1 && limit-- >= 0); /* this is necessary to skip impossible times
like the daylight saving time skips */
return madetime;
glue = 0;
}
if (prt_fctn == 'c')
- leg_x = (double)(legendwidth - fill) / 2.0;
+ leg_x = border + (double)(legendwidth - fill) / 2.0;
if (prt_fctn == 'r')
leg_x = legendwidth - fill + border;
for (ii = mark; ii <= i; ii++) {
mgridtm,
im->xlab_user.
mgridst);
- ti < im->end;
+ ti < im->end && ti != -1;
ti =
find_next_time(ti, im->xlab_user.gridtm, im->xlab_user.gridst)
) {
/* are we inside the graph ? */
if (ti < im->start || ti > im->end)
continue;
- while (timajor < ti) {
+ while (timajor < ti && timajor != -1) {
timajor = find_next_time(timajor,
im->
xlab_user.
mgridtm, im->xlab_user.mgridst);
}
+ if (timajor == -1) break; /* fail in case of problems with time increments */
if (ti == timajor)
continue; /* skip as falls on major grid line */
X0 = xtr(im, ti);
im->
xlab_user.
mgridst);
- ti < im->end;
+ ti < im->end && ti != -1;
ti = find_next_time(ti, im->xlab_user.mgridtm, im->xlab_user.mgridst)
) {
/* are we inside the graph ? */
labtm,
im->xlab_user.
labst);
- ti <=
+ (ti <=
im->end -
- im->xlab_user.precis / 2;
+ im->xlab_user.precis / 2) && ti != -1;
ti = find_next_time(ti, im->xlab_user.labtm, im->xlab_user.labst)
) {
tilab = ti + im->xlab_user.precis / 2; /* correct time for the label */
}
else{
// we have no title; get a little clearing from the top
- Ytitle = 1.5 * Yspacing;
+ Ytitle = Yspacing;
}
if (elements) {
/* reserve space for padding below the graph */
if (im->extra_flags & NOLEGEND) {
- Ymain -= Yspacing;
+ Ymain -= 0.5*Yspacing;
}
if (im->watermark[0] != '\0') {
}
/* reserve space for padding below the graph */
if (im->extra_flags & NOLEGEND) {
- im->yimg += Yspacing;
+ im->yimg += 0.5*Yspacing;
}
if (im->watermark[0] != '\0') {
*/
switch(im->legendposition){
case NORTH:
- im->xOriginTitle = Xvertical + Xylabel + (im->xsize / 2);
+ im->xOriginTitle = (im->ximg / 2);
im->yOriginTitle = 0;
im->xOriginLegend = 0;
break;
case WEST:
- im->xOriginTitle = im->legendwidth + Xvertical + Xylabel + im->xsize / 2;
+ im->xOriginTitle = im->legendwidth + im->xsize / 2;
im->yOriginTitle = 0;
im->xOriginLegend = 0;
break;
case SOUTH:
- im->xOriginTitle = Xvertical + Xylabel + im->xsize / 2;
+ im->xOriginTitle = im->ximg / 2;
im->yOriginTitle = 0;
im->xOriginLegend = 0;
break;
case EAST:
- im->xOriginTitle = Xvertical + Xylabel + im->xsize / 2;
+ im->xOriginTitle = im->xsize / 2;
im->yOriginTitle = 0;
im->xOriginLegend = Xvertical + Xylabel + Xmain + Xvertical2;