lcBlockAddLineTan

Adds a new Line object into a block. This line will be tangent to 2 circle/arc objects.

HANDLE lcBlockAddLineTan (
   HANDLE hBlock,
   HANDLE hEnt1,
   HANDLE hEnt2,
   int Mode
);

Parameters

hBlock
	Handle to a block.
hEnt1
	Handle to a circle or arc object. Defines a start point for tangent line.
hEnt2
	Handle to a circle or arc object. Defines an end point for tangent line.
Mode
	Defines the tangent line placement along the hEnt1 -> hEnt2 direction. 0 - left side, 1 - right side, 2 - left-right, 3 - right-left

Return Value

Handle to created Line object or NULL if the function fails.