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IlvMakeReliefLineInteractor Class Reference

Manager interactor class. More...

#include <ilviews/manager/mklinein.h>

Inheritance diagram for IlvMakeReliefLineInteractor:
IlvMakeLineInteractor IlvManagerViewInteractor IlvValueInterface

Public Member Functions

 IlvMakeReliefLineInteractor (IlvManager *manager, IlvView *view)
 Constructor. More...
 
virtual void doIt (IlvPoint &from, IlvPoint &to)
 Finalizes the interaction by creating an IlvReliefLine object. More...
 
- Public Member Functions inherited from IlvMakeLineInteractor
 IlvMakeLineInteractor (IlvManager *manager, IlvView *view)
 Constructor. More...
 
virtual void abort ()
 Aborts the interaction. More...
 
virtual void drawGhost ()
 Visual feedback during the interaction. More...
 
void getLine (IlvPoint &from, IlvPoint &to)
 Returns the coordinates of the two points defining the line. More...
 
IlBoolean handleEvent (IlvEvent &event)
 Handles events for the manager view. More...
 
- Public Member Functions inherited from IlvManagerViewInteractor
 IlvManagerViewInteractor (IlvManager *manager, IlvView *view)
 Initializes a new IlvManagerViewInteractor. More...
 
virtual void ensureVisible (const IlvPoint &point)
 Ensures the visibility of a given location. More...
 
IlvDisplaygetDisplay () const
 Returns the display of the manager view. More...
 
IlvManagergetManager () const
 Returns the manager. More...
 
IlvTransformergetTransformer () const
 Returns the transformer used with the manager view. More...
 
IlvViewgetView () const
 Returns the manager view. More...
 
virtual void handleExpose (IlvRegion *clip=0)
 Called when the manager view receives an expose event. More...
 
virtual void init ()
 Initialization, when the interactor is attached to a view. More...
 

Detailed Description

Manager interactor class.

Library: ilvmgr

Use this class to create IlvReliefLine objects in a view controlled by a manager. The virtual member function handleEvent monitors mouse events. To draw a line, the user:

  1. Clicks the left mouse button to set the start point.

  2. Drags the other end of the line by moving the mouse with the button held down.

  3. Releases the mouse button to indicate the end point.

The member function drawGhost displays the intermediate states of the line being defined.

See also
IlvReliefLine.

Constructor & Destructor Documentation

IlvMakeReliefLineInteractor::IlvMakeReliefLineInteractor ( IlvManager manager,
IlvView view 
)

Constructor.

Initializes a new instance of the IlvMakeReliefLineInteractor class.

Parameters
managerThe manager.
viewThe manager view.

Member Function Documentation

virtual void IlvMakeReliefLineInteractor::doIt ( IlvPoint from,
IlvPoint to 
)
virtual

Finalizes the interaction by creating an IlvReliefLine object.

Creates an IlvReliefLine in the manager, using the two points provided during the interaction.

Parameters
fromThe first point.
toThe second point.

Reimplemented from IlvMakeLineInteractor.


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