GLViewer_Group Class Reference

#include <GLViewer_Group.h>

Public Member Functions
	GLViewer_Group ()
	~GLViewer_Group ()
bool	isEmpty ()
int	count ()
	Returns number ob objects.
int	contains (GLViewer_Object *)
	Returns index of position, else -1.
int	addObject (GLViewer_Object *)
int	removeObject (GLViewer_Object *)
OGList	getObjects () const
void	dragingObjects (float x, float y, bool once=false)
	Dragging operation.
void	updateZoom (GLViewer_Object *sender, float zoom)
Private Attributes
OGList	myList
	List of objects.
int	mySelObjNum
	This number needs for synchranization group with viewport drag methods.

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Detailed Description

Class GLViewer_Group Group of GLViewer_Objects for synchronized moving. If you move one or more objects from group, than all objects from group is moved If group is empty, it must be deleted

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Constructor & Destructor Documentation

GLViewer_Group::GLViewer_Group

(

)

constructor

References mySelObjNum.

GLViewer_Group::~GLViewer_Group

(

)

destructor

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Member Function Documentation

bool GLViewer_Group::isEmpty

(

)

detection of empty group

References myList.

int GLViewer_Group::count

(

)

Returns:

number of elements

References myList.

int GLViewer_Group::contains

(

GLViewer_Object *

theObject

)

Returns:

the position of object if group contains it, else -1

References myList.

int GLViewer_Group::addObject

(

GLViewer_Object *

theObject

)

adding object to group

References contains(), count(), myList, and GLViewer_Object.setGroup().

int GLViewer_Group::removeObject

(

GLViewer_Object *

theObject

)

removing object from group

References count(), isEmpty(), myList, and ~GLViewer_Group().

OGList GLViewer_Group.getObjects

(

)

const

void GLViewer_Group::dragingObjects	(	float	x,
		float	y,
		bool	once = false
	)

Once = true, if this operation calls only one time for all object

Dragging operation

Parameters:

Once	is true, if this operation calls only one time for all object
x,y	- dragging position

References myList, and mySelObjNum.

void GLViewer_Group::updateZoom	(	GLViewer_Object *	sender,
		float	zoom
	)

Warning:

it is for ouv

Updates zoom of object

Parameters:

sender	- object to be updated
zoom	- zoom coefficient

References myList, and GLViewer_Object.setZoom().

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Field Documentation

OGList GLViewer_Group.myList [private]

int GLViewer_Group.mySelObjNum [private]