| 1 | /*
|
|---|
| 2 | * VectorInterface.hpp
|
|---|
| 3 | *
|
|---|
| 4 | * Created on: Jul 29, 2010
|
|---|
| 5 | * Author: heber
|
|---|
| 6 | */
|
|---|
| 7 |
|
|---|
| 8 | #ifndef VECTORINTERFACE_HPP_
|
|---|
| 9 | #define VECTORINTERFACE_HPP_
|
|---|
| 10 |
|
|---|
| 11 | #include <cstring>
|
|---|
| 12 | #include <iostream>
|
|---|
| 13 |
|
|---|
| 14 | class Vector;
|
|---|
| 15 |
|
|---|
| 16 | /** Contains all functions of the class Vector as virtual definitions, to give any
|
|---|
| 17 | * class derived from it the interface of a Vector, i.e. Vector-like abilities
|
|---|
| 18 | * (i.e. the scaffold design pattern).
|
|---|
| 19 | */
|
|---|
| 20 | class VectorInterface {
|
|---|
| 21 | public:
|
|---|
| 22 |
|
|---|
| 23 | // Accessors ussually come in pairs... and sometimes even more than that
|
|---|
| 24 | virtual const double& operator[](size_t i) const = 0;
|
|---|
| 25 | virtual const double& at(size_t i) const = 0;
|
|---|
| 26 | virtual void set(size_t i, const double value) = 0;
|
|---|
| 27 | virtual const Vector& getPosition() const = 0;
|
|---|
| 28 |
|
|---|
| 29 | // Assignment operator
|
|---|
| 30 | virtual void setPosition(const Vector& _vector) = 0;
|
|---|
| 31 |
|
|---|
| 32 | // operators for mathematical operations
|
|---|
| 33 | virtual const VectorInterface& operator+=(const Vector& b) = 0;
|
|---|
| 34 | virtual const VectorInterface& operator-=(const Vector& b) = 0;
|
|---|
| 35 | virtual Vector const operator+(const Vector& b) const = 0;
|
|---|
| 36 | virtual Vector const operator-(const Vector& b) const = 0;
|
|---|
| 37 |
|
|---|
| 38 | virtual void Zero() = 0;
|
|---|
| 39 | virtual void One(const double one) = 0;
|
|---|
| 40 | virtual void LinearCombinationOfVectors(const Vector &x1, const Vector &x2, const Vector &x3, const double * const factors) = 0;
|
|---|
| 41 |
|
|---|
| 42 | virtual double distance(const Vector &point) const = 0;
|
|---|
| 43 | virtual double DistanceSquared(const Vector &y) const = 0;
|
|---|
| 44 | virtual double distance(const VectorInterface &_atom) const = 0;
|
|---|
| 45 | virtual double DistanceSquared(const VectorInterface &_atom) const = 0;
|
|---|
| 46 |
|
|---|
| 47 | virtual void ScaleAll(const double *factor) = 0;
|
|---|
| 48 | virtual void ScaleAll(const Vector &factor) = 0;
|
|---|
| 49 | virtual void Scale(const double factor) = 0;
|
|---|
| 50 |
|
|---|
| 51 | virtual std::ostream & operator << (std::ostream &ost) const = 0;
|
|---|
| 52 |
|
|---|
| 53 | protected:
|
|---|
| 54 | /** Constructor and destructor are protected as VectorInterface should never
|
|---|
| 55 | * be instantiated by itself but only as a derived class.
|
|---|
| 56 | */
|
|---|
| 57 | VectorInterface();
|
|---|
| 58 | ~VectorInterface();
|
|---|
| 59 | };
|
|---|
| 60 |
|
|---|
| 61 | #endif /* VECTORINTERFACE_HPP_ */
|
|---|
