7.6

Table Of Contents

Colour array that can be expressed expressed using one, three or four values ranging from 0 to 255. For Grayscale, a single

value is used in the form [K]. For the RGB model, three values are used in the form [R, G, B]. For the CMYK model, four values

are used in the form [C, M, Y, K].

Code Sample Example

This example draws three filled rectangles.

Example

setfillcolor([255]) %Sets fill colour to black using the Grayscale model

rectfill(1, 1, 1, 1) %Draws a black square

setfillcolor([125,0,0]) %Sets fill colour to medium red using the RGB model

rectfill(1, 1, 1, 1) %Draws a medium red square

setfillcolor([0,0,25,0]) %Sets fill colour to light yellow using the CMYK model

rectfill(0, 0, 1, 1) %Draws a light yellow square

SetLineWidth (procedure)

Sets the width of the pen used for drawing lines, boxes and other objects. When setting the line width, remember that the

exact location of the pen is on the middle of the line, with the stroke spilling over equally on both sides.

Syntax

setlinewidth( width )

Argument

widthSetLineWidth (procedure)

Measure value setting the width, in inches, of the drawing pen.

Code Sample Examples

Example 1

This example sets the pen width to 1/4 inch then draws a 2"x2" rectangle using that pen.

setlinewidth(0.25)

rectstroke(0,0,2,2)

SetStrokeColor (procedure)

Sets the colour of the pen used for drawing lines, boxes and other objects.

Syntax

setstrokecolor( colour )