4.1.14.1 ExtendLine

Prototype:

function ExtendLine(var X1_,Y1_,X2_,Y2_ :double; const Addition_ :double; const Mode_ :integer) :boolean;

Description:

Lengthens a line defined by 2 points. The lengthening is added before the first point or after the second point based  on the mode.

Syntax:

variable:= ExtendLine(X1, Y1, X2, Y2, Addition, Mode);

Part

Description

variable

variable declared as a Boolean

X1, Y1

coordinates if the first point of the line

X2, Y2

coordinates if the second point of the line

Addition

length of the lengthening

Mode

Mode = 1 -> The lengthening is added before the first point

Mode = 2 -> The lengthening is added after the second point

Return value:

True if the lengthening was successful