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/******************************************************************************
* Copyright (c) 2006 Hewlett-Packard Development Company, L.P.
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE
********************************************************************************/
/******************************************************************************
* SVN MACROS
*
* $LastChangedDate: 2008-07-10 15:23:21 +0530 (Thu, 10 Jul 2008) $
* $Revision: 556 $
* $Author: sharmnid $
*
************************************************************************/
/************************************************************************
* FILE DESCR: Definition of LTKScreenContext which holds the co-ordinates of
* the writing area provided for the set of traces being sent for
* recognition
*
* CONTENTS:
*
* AUTHOR: Balaji Raghavan.
*
* DATE: Dec 23, 2004
* CHANGE HISTORY:
* Author Date Description of change
* Deepu 01-MAR-2005 Added hLines and vLines to the class
* Also incorporated the accessor functions
************************************************************************/
#ifndef __LTKSCREENCONTEXT_H
#define __LTKSCREENCONTEXT_H
#include "LTKInc.h"
#include "LTKTypes.h"
/**
* @class LTKScreenContext
* <p> This class contains the co-ordinates of the writing area. </p>
*/
class LTKScreenContext
{
private:
float m_bboxLeft; // leftmost x-coord of the writing area
float m_bboxBottom; // bottommost y-coord of the writing area
float m_bboxRight; // rightmost x-coord of the writing area
float m_bboxTop; // topmost y-coord of the writing area
floatVector m_hLines; // Vector of horizontal reference lines
floatVector m_vLines; // Vector of vertical reference lines
public:
/**
* @name Constructors and Destructor
*/
// @{
/**
* Default Constructor
*/
LTKScreenContext ();
/**
* This constrcutor takes various paramaters about a writing area.
* @param bboxLeft Gets the left x co-ordinate of the writing area
* @param bboxBotton Gets the bottom y co-ordinate of the writing area
* @param bboxRight Gets the right x co-ordinate of the writing area
* @param bboxTop Gets the top y co-ordinate of the writing area
*/
LTKScreenContext(float bboxLeft, float bboxBotton, float bboxRight,
float bboxTop);
/** Destructor */
~LTKScreenContext ();
// @}
/**
* @name Getter Functions
*/
// @{
/**
* This function returns the bottom left x co-ordinate of the writing area
* @param void
*
* @return Left x co-ordinate of the writing area.
*/
float getBboxLeft() const;
/**
* This function returns the bottom left y co-ordinate of the writing area
* @param void
*
* @return Bottom y co-ordinate of the writing area.
*/
float getBboxBottom() const;
/**
* This function returns the top right x co-ordinate of the writing area
* @param void
*
* @return Right x co-ordinate of the writing area.
*/
float getBboxRight() const;
/**
* This function returns the top right y co-ordinate of the writing area
* @param void
*
* @return Top y co-ordinate of the writing area.
*/
float getBboxTop() const;
/**
* This function returns the horizontal lines
* @param void
*
* @return const reference to vector of ordinates of horizontal lines
*/
const floatVector& getAllHLines() const;
/**
* This function returns the vertical lines
* @param void
*
* @return const reference to vector of abscissae of vertical lines
*/
const floatVector& getAllVLines() const;
// @}
/**
* @name Setter Functions
*/
// @{
/**
* This function adds a horizontal line
* in the screen context
* @param ordinate of the horizontal line
*
* @return SUCCESS on successful set operation
*/
int addHLine(float ordinate);
/**
* This function adds a vertical line
* in the screen context
* @param abscissa of the horizontal line
*
* @return SUCCESS on successful set operation
*/
int addVLine(float abscissa);
/**
* This function sets the bottom left x co-ordinate of the writing area
* @param bboxLeft Left x co-ordinate of the writing area
*
* @return SUCCESS on successful set operation
*/
int setBboxLeft(float bboxLeft);
/**
* This function sets the bottom left y co-ordinate of the writing area
* @param bboxBottom Bottom y co-ordinate of the writing area
*
* @return SUCCESS on successful set operation
*/
int setBboxBottom(float bboxBottom);
/**
* This function sets the top right x co-ordinate of the writing area
* @param bboxRight Right x co-ordinate of the writing area
*
* @return SUCCESS on successful set operation
*/
int setBboxRight(float bboxRight);
/**
* This function sets the top right y co-ordinate of the writing area
* @param bboxTop Top y co-ordinate of the writing area
*
* @return SUCCESS on successful set operation
*/
int setBboxTop(float bboxTop);
// @}
};
#endif
//#ifndef __LTKSCREENCONTEXT_H
//#define __LTKSCREENCONTEXT_H
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