Class HandleManager

Defined in: handles.js.

Class Summary
Constructor Attributes	Constructor Name and Description
	HandleManager() HandleManager will act like a Singleton (even not defined as one) You will attach a Figure to it and he will be in charge with the figure manipulation

Field Summary
Field Attributes	Field Name and Description
<static>	HandleManager.connectorHandles An {Array} with connector handles
<static>	HandleManager.figure The shape (figure or connector) that the HandleManager will manage
<static>	HandleManager.handles An {Array} with current handles
<static>	HandleManager.handleSelectedIndex Currently selected handle
<static>	HandleManager.selectRect Selection rectangle (the rectangle upon the Handles will stay in case of a Figure/Group)

Method Summary
Method Attributes	Method Name and Description
<static>	HandleManager.clear() Clear HandleManager
<static>	HandleManager.figureSet(shape) Use this method to set a new shape (Figure or Connetor) to this manager.
<static>	HandleManager.handleGet(x, y) Returns the handle from a certain coordinates
<static>	HandleManager.handleGetAll() Returns all handles for a shape (figure or connector).
<static>	HandleManager.handleGetSelected() Get selected handle or null if no handler selected
<static>	HandleManager.handleSelectXY(x, y) Select the handle from a certain coodinates
<static>	HandleManager.paint(context) Paint the Handles, actually the HandleManager will delegate each paint to the proper Handle to paint

Class Detail

HandleManager()

HandleManager will act like a Singleton (even not defined as one) You will attach a Figure to it and he will be in charge with the figure manipulation

Field Detail

<static> HandleManager.connectorHandles

An {Array} with connector handles

<static> HandleManager.figure

The shape (figure or connector) that the HandleManager will manage

<static> HandleManager.handles

An {Array} with current handles

<static> HandleManager.handleSelectedIndex

Currently selected handle

<static> HandleManager.selectRect

Selection rectangle (the rectangle upon the Handles will stay in case of a Figure/Group)

Method Detail

<static> HandleManager.clear()

Clear HandleManager

<static> HandleManager.figureSet(shape)

Use this method to set a new shape (Figure or Connetor) to this manager. Every time a new figure is set, old handles will dissapear (got erased by new figure's handles)

Parameters:
shape

<static> HandleManager.handleGet(x, y)

Returns the handle from a certain coordinates

Parameters:
{Number} x: - the value on Ox
{Number} y: - the value on Oy *

<static> HandleManager.handleGetAll()

Returns all handles for a shape (figure or connector). It does not mean that the HandleManager keeps records of all Handles for a Figure but more likely they are computed on-the-fly

Returns:: an {Array} of {Handle} that you can further use to manage the figure

<static> HandleManager.handleGetSelected()

Get selected handle or null if no handler selected

<static> HandleManager.handleSelectXY(x, y)

Select the handle from a certain coodinates

Parameters:
{Number} x: - the value on Ox
{Number} y: - the value on Oy

<static> HandleManager.paint(context)

Paint the Handles, actually the HandleManager will delegate each paint to the proper Handle to paint

Parameters:
{Context} context: - the 2D context

Classes

Class HandleManager