Shape

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A shape is a group of simple entities that acts as a single entity. There are types of entities that can be grouped into a shape: Line, Polyline, Rectangle, Circle, Arc, Ellipse.
In order a shape can be filled, all grouped entities must make closed contours.

To add a shape into a drawing use following functions:

Function	Meaning
lcBlockBeginShape	Indicates start of shape definition
lcBlockAddShape	Makes a shape from entities added into a block after lcBlockBeginShape function
lcBlockAddShapeSel	Makes a shape from selected entities
lcShapeAddEnt	Adds an entity into a shape
lcShapeEnd	Updates a shape after adding entities

In order to create Shape from selected entities, use command LC_CMD_SHAPE

More shape specific functions:

Function	Meaning
lcShapeGetFirstEnt lcShapeGetNextEnt lcShapeGetLastEnt lcShapeGetPrevEnt	Used to sequentially retrieve all entities from a shape

A shape has properties and functions derived from base class and the following specific properties:

Property	Type	Access	Meaning
LC_PROP_ENT_...    Base class properties
LC_PROP_SHAPE_NENTS	int	R	Number of entities
LC_PROP_SHAPE_NPATHS	int	R	Number of paths

Code samples

  Create shape entity 1
  Create shape entity 2
  Create shape entity 3
  Create shape entity from polylines
  Create shape entity with hatch filling
  Create shape entity from selected entities
  Create shape entity from marked entities
  Enumerate entities inside of a shape