《矩阵类 重载（Matrix class overloading）.doc》由会员分享，可在线阅读，更多相关《矩阵类 重载（Matrix class overloading）.doc（24页珍藏版）》请在金锄头文库上搜索。
1、矩阵类 重载（Matrix class overloading）Assignment operations and function call operators () to transpose the matrix, add, subtract, multiply, and find negative - must deal with various exceptions(cross bounds, subscript errors, mismatches, etc.) and then write the main function for a thorough test. */*/#in
2、clude#include /getch prototypeUsing namespace std;/ / space application exception classClass Wrongmem;/ / exception class.Class Outofrange;/ / definition error exception classClass Differ;/* matrix class began */Const int MAX_SIZE=1000;TemplateClass MatrixPublic:Two / / constructor parametersMatrix
3、(int, R, int, c): rows (R), cols (c)If (rowsMAX_SIZE|rowsMAX_SIZE|colsMAX_SIZE|rowsMAX_SIZE|cols1), throw, Outofrange ();If (size & & sizesizeof (rows*cols) /sizeof (int) throw (Outofrange);Mem=new T rows*cols;If (mem=NULL), throw, Wrongmem ();For (int i=0; irows*cols; i+)Memi=datai;/ / destructorMa
4、trix (delete MEM) ;T, setrows (), constreturn, rows;T, setcols (), constreturn, cols;/ / modify matrixVoid setMatrix (T, *data, int, size);Void setMatrix (T *data);/ / overloaded function call operator ()T, &operator () (int, I, int, J);/ / copy constructorMatrix (const, Matrix, &x);/ / overloaded a
5、ssignment operatorMatrix operator= (Matrix &x);Transpose / / heavy!Matrix operator! ();/ / + overloadingMatrix operator+ (const, Matrix, &x);/ / - heavyMatrix operator- (const, Matrix, &x);* / / heavyMatrix operator* (const, Matrix, &x);For the negative - / / heavyMatrix, operator- ();Private:T *mem
6、;Const, int, rows, cols;/* function */ / modify matrixTemplate Void Matrix: setMatrix (T, *data, int, size)If (rows*colssize), throw, Outofrange ();For (int i=0; isize; i+)Memi=datai;TemplateVoid Matrix: setMatrix (T, *data)For (int i=0; irows*cols; i+)Memi=datai;/ / overloaded function call operato
7、r ()Template T &Matrix: Operator () (int, I, int, J)If (i=rows|j=cols), throw, Outofrange ();Else return memi*cols+j;/ / input operator overloadingTemplateIstream &operator (istream, &in, Matrix, &x)For (int i=0; ix.setrows (); i+)For (int j=0; jx (I, J);Return in;The output / loadTemplate Ostream &
8、operator (ostream, &out, Matrix, &x)For (int i=0; ix.setrows (); i+)For (int j=0; jx.setcols (); j+)Outx (I, J) ;Outendl;Outendl;Return out;/ / copy constructorTemplate Matrix: Matrix (const, Matrix, &x): rows (x.rows), cols (x.cols)Mem=new T rows*cols;If (mem=NULL), throw, Differ ();ElseFor (int i=
9、0; ix.rows*x.cols; i+)Memi=x.memi;/ /重载附值运算符=模板矩阵如果（行）！= x.rows | |列！= x.cols）把differ()；如果（这个）！= x）删除 ；MEM =新行*列；如果（MEM = = null）把wrongmem()；其他的为（int i = 0；i x.rows * x.cols；i+）MEM 我 = x.mem 我；返回*；/ /重载转置！模板矩阵！（）矩阵温度（列、行）；为（int i = 0；i 列；i+）为（int = 0；j 行；j + +）温度（i，j）=（*）（j，i）；回复；/ /重载+模板矩阵矩阵：操作符+（常
10、量矩阵和X）int i；如果（行）！= x.rows | |列！= x.cols）把differ()；矩阵（*此）；如果（行= = x.rows &列= = x.cols）为（i = 0；i 行*列；i+）温度。MEM 我 = MEM 我 + x.mem 我；回复；别人把differ()；/ /重载模板矩阵矩阵：操作符（常量矩阵和X）int i；如果（行）！= x.rows | |列！= x.cols）把differ()；矩阵（*此）；如果（行= = x.rows &列= = x.cols）为（i = 0；i # 3/ /重载矩阵乘法运算符*模板矩阵矩阵：操作符*（常量矩阵和X）如果（列！= x.rows）把differ()；矩阵温度（行，x.cols）；为（int = i 0；i 行；i + +）为（j = 0；J x.cols；j+）温度（i，j）0；为（int k = 0；Kx.rows；K + +）温度（I，J）+ = MEM 我 *一+ K x.mem k x.cols +；回复；/ /重载求负模板矩阵矩阵（*此）；为（int i = 0；i 行*列；i+）临时文件（= 1）*；回复；/ *主函数开始*
