Routines

Draws a gray rectangle on the input gray image object using the pen gray level defined.

required external library: image

void DrawGrayBox ( GrayImage img, Frame dim );

Parameters

img	[in] GrayImage variable that handles the gray scale image
dim	[in] the Frame object that contains the dimensions of the rectangle

Return values

The routine does not return anything.

Example code

loadlib image;

GrayImage in;

Frame dimension;

main()

{

LoadGrayImage(in,"anger.bmp");

SetFrame(dimension,10,10,50,50);

DrawGrayBox(in,dimension);

}

Requirements