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Add Point memberwise division/multiplication

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This commit is contained in:
Dmitry Marakasov 2014-12-29 21:54:14 +03:00
parent ca505369f3
commit f4823de989
2 changed files with 68 additions and 6 deletions
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22
SDL2pp/Point.cc
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@ -88,6 +88,14 @@ Point Point::operator-(const Point& other) const {
return Point(x - other.x, y - other.y);
}
Point Point::operator/(int value) const {
return Point(x / value, y / value);
}
Point Point::operator*(int value) const {
return Point(x * value, y * value);
}
Point& Point::operator+=(const Point& other) {
x += other.x;
y += other.y;
@ -102,4 +110,18 @@ Point& Point::operator-=(const Point& other) {
return *this;
}
Point& Point::operator/=(int value) {
x /= value;
y /= value;
return *this;
}
Point& Point::operator*=(int value) {
x *= value;
y *= value;
return *this;
}
}

52
SDL2pp/Point.hh
View File

@ -159,27 +159,47 @@ public:
void SetY(int ny);
////////////////////////////////////////////////////////////
/// \brief Get sum of two points
/// \brief Get point's memberwise addition with another point
///
/// \param other Point to add
///
/// \returns New Point representing memberwise addition of two points
/// \returns New Point representing memberwise addition with another point
///
////////////////////////////////////////////////////////////
Point operator+(const Point& other) const;
////////////////////////////////////////////////////////////
/// \brief Get subtraction of two points
/// \brief Get point's memberwise subtraction with another point
///
/// \param other Point to subtract
///
/// \returns New Point representing memberwise subtraction of two points
/// \returns New Point representing memberwise subtraction of another point
///
////////////////////////////////////////////////////////////
Point operator-(const Point& other) const;
////////////////////////////////////////////////////////////
/// \brief Add another point
/// \brief Get point's memberwise division by an integer
///
/// \param value Divisor
///
/// \returns New Point representing memberwise division of point by and integer
///
////////////////////////////////////////////////////////////
Point operator/(int value) const;
////////////////////////////////////////////////////////////
/// \brief Get point's memberwise multiplication by an integer
///
/// \param value Multiplier
///
/// \returns New Point representing memberwise multiplication of point by an integer
///
////////////////////////////////////////////////////////////
Point operator*(int value) const;
////////////////////////////////////////////////////////////
/// \brief Memberwise add another point
///
/// \param other Point to add to the current one
///
@ -189,7 +209,7 @@ public:
Point& operator+=(const Point& other);
////////////////////////////////////////////////////////////
/// \brief Substact another point
/// \brief Memberwise subtract another point
///
/// \param other Point to subtract from the current one
///
@ -197,6 +217,26 @@ public:
///
////////////////////////////////////////////////////////////
Point& operator-=(const Point& other);
////////////////////////////////////////////////////////////
/// \brief Memberwise divide by an inteher
///
/// \param value Divisor
///
/// \returns Reference to self
///
////////////////////////////////////////////////////////////
Point& operator/=(int value);
////////////////////////////////////////////////////////////
/// \brief Memberwise multiply by an integer
///
/// \param value Multiplier
///
/// \returns Reference to self
///
////////////////////////////////////////////////////////////
Point& operator*=(int value);
};
}