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Fixed off-by-one error in scrolling logic

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This commit is contained in:
Bruce Hill 2020-04-25 21:44:02 -07:00
parent f7ec9ff7b5
commit 54ff6604da
1 changed files with 2 additions and 2 deletions
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4
btui.h
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@ -726,10 +726,10 @@ int btui_scroll(btui_t *bt, int firstline, int lastline, int scroll_amount)
{
if (scroll_amount > 0) {
return fprintf(bt->out, "\033[%d;%dr\033[%dS\033[r",
firstline, lastline, scroll_amount);
firstline+1, lastline+1, scroll_amount);
} else if (scroll_amount < 0) {
return fprintf(bt->out, "\033[%d;%dr\033[%dT\033[r",
firstline, lastline, -scroll_amount);
firstline+1, lastline+1, -scroll_amount);
}
return 0;
}