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website: cub top/bottom scroll with extended wrap

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This commit is contained in:
Mitchell Hashimoto
2023-10-06 09:02:51 -07:00
parent 4658e3370d
commit 84950a0d50
1 changed files with 22 additions and 1 deletions
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23
website/app/vt/cub/page.mdx
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@ -120,4 +120,25 @@ printf "X"
|B_________|
```
### TODO: Reverse Wrap, Scroll Region Validations
### CUB V-5: Extended Reverse Wrap Wraps to Bottom
```bash
cols=$(tput cols)
printf "\033[?7h" # enable wraparound
printf "\033[?1045h" # enable extended reverse wrap
printf "\033[1;1H" # move to top-left
printf "\033[0J" # clear screen
printf "\033[1;3r" # set scrolling region
echo "A"
printf "B"
printf "\033[D" # move back one
printf "\033[${cols}D" # move back entire width
printf "\033[D" # move back one
printf "X"
```
```
|A_________|
|B_________|
|_________Xc
```