drawboxgraphics procedure

Syntax   drawbox (x1, y1, x2, y2, Color : int)

Description   The drawbox procedure is used to draw a box on the screen with bottom left and top right corners of (x1, y1) to (x2, y2) using the specified Color.

Example   This program draws a large box, reaching to each corner of the screen using color number 1. The maxx and maxy functions are used to determine the maximum x and y values on the screen. The point (0,0) is the left bottom of the screen and (maxx, maxy) is the right top.

        setscreen ("graphics")
        drawbox (0, 0, maxx, maxy, 1)

Details   The meaning of the Color number depends on the current palette. See the palette statement.

The screen should be in a "graphics" mode. See the setscreen procedure for details. If the screen is not in a "graphics" mode, it will automatically be set to "graphics" mode.

See also   setscreen, maxx, maxy and the various draw… procedures.