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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: $
* $Revision: $
* $Author: $
*
************************************************************************/
/************************************************************************
* FILE DESCR: Definitions for SubStrokeShapeFeature module
*
* CONTENTS:
*
* AUTHOR: Tanmay Mondal
*
* DATE: February 2009
* CHANGE HISTORY:
* Author Date Description of change
************************************************************************/
#ifndef __SUBSTROKESHAPEFEATURE_H
#define __SUBSTROKESHAPEFEATURE_H
#include "LTKShapeFeature.h"
#define NUMBER_OF_SLOPE 5
class SubStrokeShapeFeature : public LTKShapeFeature
{
/** @name private data members */
//@{
private:
/** @brief slope value
m_slopeVector slop(five angle) extracted from one substrokes*/
vector<float> m_slopeVector;
/** @brief x value
m_xComponentOfCenterOfGravity, normalised x - value (by width) of the center of gravity of substrokes*/
float m_xComponentOfCenterOfGravity;
/**@brief y value
m_yComponentOfCenterOfGravity, normalised y - value (by height) of the center of gravity of substrokes*/
float m_yComponentOfCenterOfGravity;
/** @brief length value
m_subStrokeLength, this is the ratio of the total length of the substrokes and the normalised height of the character*/
float m_subStrokeLength;
/** @brief Delimiter character */
string m_data_delimiter;
//@}
public:
/** @name Constructors and Destructor */
//@{
/**
* Default Constructor.
*/
SubStrokeShapeFeature();
/** Parameterized Constructor */
SubStrokeShapeFeature(vector<float>& inSlopeVector,float inCgX,float inCgY,float inLength);
/**
* Default destructor.
*/
~SubStrokeShapeFeature();
/**
* Returns the value of SubStrokeShapeFeature:: m_slopeVector
*/
void getSlopeVector(vector<float>& outSlopeVector) const;
/**
* Returns the value of SubStrokeShapeFeature::m_subStrokeLength
*/
float getSubStrokeLength() const;
/**
* Returns the value of SubStrokeShapeFeature::m_xComponentOfCenterOfGravity
*/
float getXcomponentOfCenterOfGravity() const;
/**
* Returns the value of SubStrokeShapeFeature::m_yComponentOfCenterOfGravity
*/
float getYcomponentOfCenterOfGravity() const;
/**
* Sets the value of SubStrokeShapeFeature::m_slopeVector
*/
void setSlopeVector(const vector<float>& inSlopeVector);
/**
* Set the value of SubStrokeShapeFeature::m_subStrokeLength
*/
void setSubStrokeLength(float inSubStrokeLength);
/**
* Set the value of SubStrokeShapeFeature::m_xComponentOfCenterOfGravity
*/
void setXcomponentOfCenterOfGravity(float inX);
/**
* Set the value of SubStrokeShapeFeature::m_yComponentOfCenterOfGravity
*/
void setYcomponentOfCenterOfGravity(float inY);
/**
* @brief Initializes the SubStrokeShapeFeature from the string passed as parameter.
*
* <b>Semantics</b>
*
* - Tokenize the input string on SubStrokeShapeFeature::m_data_delimiter using StringTokenizer::tokenizeString
* - Initialize the data members of the class with the tokens returned.
*
* @param initString : string& : Reference to the initialization string.
*
* @return FAILURE : If the initalization string contains more than two tokens (after tokenizing on AngleShapeFeature::m_data_delimiter)
* @return SUCCESS : If initialization done without any errors.
*
*/
int initialize(const string& initString);
int initialize(const floatVector& initFloatVector);
/**
* @brief Gives the floating point representation of the SubStrokeShapeFeature instance
*/
int toFloatVector(vector<float>& outFloatVec);
/**
* @brief Gives the string representation of the SubStrokeShapeFeature instance
*/
void toString(string& outStrFeat) const;
LTKShapeFeaturePtr clone() const;
/**
* @brief Gives the distance between two SubStrokeShapeFeature instance
*/
void getDistance(const LTKShapeFeaturePtr& shapeFeaturePtr, float& outDistance) const;
/**
* @brief Adds two SubStrokeShapeFeature instances.
*
* @param secondFeature : LTKShapeFeature* : Base class pointer holding pointer to SubStrokeShapeFeature instance
*
* @return LTKShapeFeature* : Pointer to SubStrokeShapeFeature instance holding the result of addition.
*
*/
int addFeature(const LTKShapeFeaturePtr& secondFeature, LTKShapeFeaturePtr& outResult ) const ;
/**
* @brief Subtracts two SubStrokeShapeFeature instances.
*
* @param secondFeature : LTKShapeFeature* : Base class pointer holding pointer to SubStrokeShapeFeature instance
*
* @return LTKShapeFeature* : Pointer to SubStrokeShapeFeature instance holding the result of subtraction.
*
*/
int subtractFeature(const LTKShapeFeaturePtr& secondFeature, LTKShapeFeaturePtr& outResult ) const ;
int scaleFeature(float alpha, LTKShapeFeaturePtr& outResult) const ;
int getFeatureDimension();
/**
* Returns the value of the class data member SubStrokeShapeFeature::m_penUp
*/
bool isPenUp() const;
};
#endif //#ifndef __SUBSTROKESHAPEFEATURE_H
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