#ifndef MATRIX

$\_$

T

$\_$

#define MATRIX

$\_$

T

$\_$

#include

using std::cerr;

#include

$/$

$/$

for asset macro

template

Matrix::Matrix

$($

RowType loRow, RowType hiRow,ColType loCol, ColType hiCol

$)$

$\{$

$$ arrayData

$=$

$$new Array

$\_$

V

$*$

$>$

$($

loRow

$,$

$$hiRow

$)$

;

$$ for

$($

RowType i

$=$

$$loRow; i

$<$

$=$

$$hiRow; i

$+$

$+$

$)$

$$

$($

$*$

arrayData

$)$

$[$

i

$]$

$=$

$$new Array

$\_$

V

$($

loCol

$,$

$$hiCol

$)$

;

$$ assert

$($

arrayData

$!$

$=$

$0$

$)$

;

$$ loRowIndex

$=$

loRow;

$$ hiRowIndex

$=$

hiRow;

$$ loColIndex

$=$

loCol;

$$ hiColIndex

$=$

hiCol;

$\}$

template

Matrix::Matrix

$($

const Matrix & initMatrix

$)$

$\{$

$$ loRowIndex

$=$

initMatrix.loRowIndex;

$$ hiRowIndex

$=$

initMatrix.hiRowIndex;

$$ loColIndex

$=$

initMatrix.loColIndex;

$$ hiColIndex

$=$

initMatrix.hiColIndex;

$$ arrayData

$=$

$$new Array

$\_$

V

$*$

$>$

$($

initMatrix

$.$

loRowIndex, initMatrix.hiRowIndex

$)$

;

$$ assert

$($

arrayData

$!$

$=$

$0$

$)$

;

$$ for

$($

RowType i

$=$

$$loRowIndex; i

$<$

$=$

$$hiRowIndex; i

$+$

$+$

$)$

$$

$\{$

$$

$($

$*$

arrayData

$)$

$[$

i

$]$

$=$

$$new Array

$\_$

V

$($

loColIndex

$,$

$$hiColIndex

$)$

;

$$

$($

$*$

arrayData

$)$

$[$

i

$]$

$=$

$($

$*$

initMatrix

$.$

arrayData

$)$

$[$

i

$]$

;

$$

$\}$

$\}$

template

void Matrix::operator

$=$

$($

const Matrix & initMatrix

$)$

$\{$

$$ for

$($

RowType i

$=$

$$loRowIndex; i

$<$

$=$

$$hiRowIndex; i

$+$

$+$

$)$

$$

$\{$

$$ delete

$($

$*$

arrayData

$)$

$[$

i

$]$

;

$$

$\}$

$$ delete

$($

arrayData

$)$

;

$$ loRowIndex

$=$

initMatrix.loRowIndex;

$$ hiRowIndex

$=$

initMatrix.hiRowIndex;

$$ loColIndex

$=$

initMatrix.loColIndex;

$$ hiColIndex

$=$

initMatrix.hiColIndex;

$$ arrayData

$=$

$$new Array

$\_$

V

$*$

$>$

$($

initMatrix

$.$

loRowIndex, initMatrix.hiRowIndex

$)$

;

$$ assert

$($

arrayData

$!$

$=$

$0$

$)$

;

$$ for

$($

int i

$=$

$$loRowIndex; i

$<$

$=$

$$hiRowIndex; i

$+$

$+$

$)$

$$

$\{$

$$

$($

$*$

arrayData

$)$

$[$

i

$]$

$=$

$$new Array

$\_$

V

$($

loColIndex

$,$

$$hiColIndex

$)$

;

$$

$($

$*$

arrayData

$)$

$[$

i

$]$

$=$

$($

$*$

initMatrix

$.$

arrayData

$)$

$[$

i

$]$

;

$$

$\}$

$\}$

template

Matrix::~Matrix

$($

$)$

$\{$

$\}$

template

bool Matrix::outOfRange

$($

RowType row

$)$

$\{$

$$ if

$($

$($

row

$<$

$$loRowIndex

$)$

$|$

$|$

$($

row

$>$

$$hiRowIndex

$)$

$)$

$$

$\{$

$$ cerr

$<$

$<$

$"$Row Index"

$<$

$<$

$$row

$<$

$<$

$"$

$$out of range";

$$ return

$($

true

$)$

;

$$

$\}$

$$ else

$$ return

$($

false

$)$

;

$\}$

template

Array

$\_$

V & Matrix::operator

$[$

$]$

$($

RowType row

$)$

$\{$

$$ assert

$($

$!$

outOfRange

$($

row

$)$

$)$

;

$$ return

$($

$*$

$($

$*$

arrayData

$)$

$[$

row

$]$

$)$

;

$\}$

template

RowType Matrix::getLoRowIndex

$($

$)$

$\{$

$$ return loRowIndex;

$\}$

template

RowType Matrix::getHiRowIndex

$($

$)$

$\{$

$$ return hiRowIndex;

$\}$

template

ColType Matrix::getLoColIndex

$($

$)$

$\{$

$$ return loColIndex;

$\}$

template

ColType Matrix::getHiColIndex

$($

$)$

$\{$

$$ return hiColIndex;

$\}$

template

void Matrix::setLoRowIndex

$($

RowType rowLo

$)$

$\{$

$$ loRowIndex

$=$

$$rowLo;

$\}$

template

void Matrix::setHiRowIndex

$($

RowType rowHi

$)$

$\{$

$$ hiRowIndex

$=$

$$rowHi;

$\}$

template

void Matrix::setLoColIndex

$($

ColType colLo

$)$

$\{$

$$ loColIndex

$=$

$$colLo;

$\}$

template

void Matrix::setHiColIndex

$($

ColType colHi

$)$

$\{$

$$ hiColIndex

$=$

$$colHi;

$\}$

#endif

string getFileName

$($

$)$

$\{$

$$ string fName;

$\backslash$

$\backslash$

ADD SOME CODE TO GET FILE NAME OF MATRIX DATA FROM

$.$

TXT FILE

$$ return fName;

$\}$

void openFile

$($

string nameOf, ifstream& in

$)$

$\{$

$$ in

$.$

open

$($

nameOf

$.$

c

$\_$

str

$($

$)$

$,$

$$ios::in

$)$

;

$/$

$/$

convert nameOf to c

$-$

string; try to open

$$ if

$($

$!$

in

$)$

$/$

$/$

file and test for unsuccessful opening

$$

$\{$

$$ cerr

$<$

$<$

$"$

$$ERROR:

$"$

$<$

$<$

$$nameOf

$<$

$<$

$$endl

$<$

$<$

$$endl;

$$ exit

$($

$0$

$)$

;

$$

$\}$

$//$ADD CODE FOR OPEN FILE FROM $.$TXT FILE

$\}$

Write C$++$code to read and display $2$D matrix from $.$txt file using this matrix class function and also provide main $.$cpp drive.