fillRectangle
Fills a VT420 rectangular area (DECFRA) with codepoint.
Coordinates retain DEC's one-based inclusive representation so the core can apply its active origin-mode policy. A value of 0 denotes an omitted parameter and is resolved by the core.
Parameters
codepoint
Decimal fill character.
top
One-based top row.
left
One-based left column.
bottom
One-based bottom row.
right
One-based right column.