rgb()

Syntax

long rgb( long red,
         long green, long blue )

Description

Use this to compose a color by specifying its red, green, and blue intensities. The intensities must be in the range 0 to 255.

Return values

A long which can be used as a color in graphical contexts such as windows, user interface controls, and so on.

Context

3GL library function.

Example

 long new_color, red_int, green_int, blue_int
                 new_color = rgb(46,139,87)
                 red_int = red.component( new_color )            | 46
                 green_int = green.component( new_color )        | 139
                 blue_int = blue.component( new_color )  | 87

Related topics

• Overview
• Synopsis