analytics/webcontent/mdsrv/lineageUI/Geometry.js

/****************************************************************
** Licensed Materials - Property of IBM
**
** IBM Cognos Products: mdsrv
**
** (C) Copyright IBM Corp. 2008, 2010
**
** US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
*****************************************************************/
//***********************************************************************************************
// Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
// Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).
//
// Component:	Geometry support
//***********************************************************************************************

function CNamespace()
{
	var parent = this;

	this.sCurrentDir = '.';
}

CNamespace.prototype.setCurrentDir	= function ( sNewDirectory )
{
	if ( sNewDirectory )
		this.sCurrentDir = sNewDirectory;
}

//------------------------------------------------------------------------------
// CUiObject class
//------------------------------------------------------------------------------

function CUiObject( x, y, width, height )
{
	this.x		= x			|| 0;
	this.y		= y			|| 0;
	this.width	= width		|| 0;
	this.height	= height	|| 0;
}

//------------------------------------------------------------------------------
// CPoint class
//------------------------------------------------------------------------------

function CPoint( x, y )
{
	CUiObject.call( this, x, y );	// constructor chaining
}

CPoint.inherits( CUiObject );

// CPoint API

CPoint.prototype.Set	= function ( x, y )
{
	this.x		= x;
	this.y		= y;
}

// We create this prototype object for inheritance purposes, but we
// don't actually want to inherit the width and height properties,
// so delete them from the prototype.

delete CPoint.prototype.width;
delete CPoint.prototype.height;

//------------------------------------------------------------------------------
// CPosition class
//------------------------------------------------------------------------------

function CPosition( x, y )
{
	CPoint.call( this, x, y );	// constructor chaining
}

CPosition.inherits( CPoint );

//------------------------------------------------------------------------------
// Rectangle class
//------------------------------------------------------------------------------

function CRect( x, y, width, height )
{
	CUiObject.call( this, x, y, width, height );	// constructor chaining
}

CRect.inherits( CUiObject );

// CRect API

CRect.prototype.isCoordInside	= function ( x, y )
{
	return ( x > this.x && x < this.x + this.width && y > this.y && y < this.y + this.height );
}

CRect.prototype.isPointInside	= function ( pt )
{
	return this.isCoordInside( pt.x, pt.y );
}

CRect.prototype.clone			= function ( rect )
{
	this.x		= rect.x;
	this.y		= rect.y;
	this.width	= rect.width;
	this.height	= rect.height;
}

CRect.prototype.SetSize			= function ( width, height )
{
	if ( width )
		this.width	= width;
	if ( height )
		this.height	= height;
}

CRect.prototype.SetPosition		= function ( x, y, width, height )
{
	if ( x )
		this.x		= x;
	if ( y )
		this.y		= y;
	if ( width )
		this.width	= width;
	if ( height )
		this.height	= height;
}

//------------------------------------------------------------------------------
// CSize class
//------------------------------------------------------------------------------

function CSize( x, y, width, height )
{
	CRect.call( this, x, y, width, height );	// constructor chaining
}

CSize.inherits( CRect );

// CSize API

CSize.prototype.getCenterX		= function () { return this.x + ( this.width / 2 ); }
CSize.prototype.getCenterY		= function () { return this.y + ( this.height / 2 ); }

CSize.prototype.getCenterPoint	= function ()
{
	return ( new CPoint( this.x + this.width / 2, this.y + this.height / 2 ) );
}

CSize.prototype.GetSize			= function ()
{
	return this;
}

CSize.prototype.HasIntersection	= function ( size )
{
	var bIsIntersection = false;

	if ( this.isCoordInside ( size.x, size.y ) ||
		 this.isCoordInside ( size.x + size.width, size.y ) ||
		 this.isCoordInside ( size.x, size.y + size.height ) ||
		 this.isCoordInside ( size.x + size.width, size.y + size.height ) )
	{
		bIsIntersection = true;
	}

	return bIsIntersection;
}

//------------------------------------------------------------------------------
// DragDrop class
//------------------------------------------------------------------------------

function CDragDrop()
{
	var dragObject				= null;
	var originalPosition		= new CPosition(0,0);
	var originalMousePosition	= new CPosition(0,0);
}