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Function RTDisplayClear

Function RTDisplayClear fills an arbitrary area of the screen with a particular character:

void RTDisplayClear(int Col, int Row, int Cols, int Rows, WORD Blank);

Parameters

Col

Column of the upper left hand corner of the rectangle to clear.

Row

Row of the upper left hand corner of the rectangle to clear.

Cols

Number of columns to clear.

Rows

Number of rows to clear.

Blank

A character to display using RTDisplayCharAt on the complete rectangle.

Function RTDisplayScroll

Function RTDisplaySet