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LibGfx: Add a bunch of [[nodiscard]] to Point

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This commit is contained in:
Andreas Kling 2021-06-16 19:26:50 +02:00
parent df0248b096
commit 20fb30d857
1 changed files with 27 additions and 27 deletions
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54
Userland/Libraries/LibGfx/Point.h
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@ -71,42 +71,42 @@ public:
void transform_by(AffineTransform const& transform) { *this = transform.map(*this); }
Point<T> translated(Point<T> const& delta) const
[[nodiscard]] Point<T> translated(Point<T> const& delta) const
{
Point<T> point = *this;
point.translate_by(delta);
return point;
}
Point<T> translated(T dx, T dy) const
[[nodiscard]] Point<T> translated(T dx, T dy) const
{
Point<T> point = *this;
point.translate_by(dx, dy);
return point;
}
Point<T> translated(T dboth) const
[[nodiscard]] Point<T> translated(T dboth) const
{
Point<T> point = *this;
point.translate_by(dboth, dboth);
return point;
}
Point<T> scaled(Point<T> const& delta) const
[[nodiscard]] Point<T> scaled(Point<T> const& delta) const
{
Point<T> point = *this;
point.scale_by(delta);
return point;
}
Point<T> scaled(T sx, T sy) const
[[nodiscard]] Point<T> scaled(T sx, T sy) const
{
Point<T> point = *this;
point.scale_by(sx, sy);
return point;
}
Point<T> transformed(AffineTransform const& transform) const
[[nodiscard]] Point<T> transformed(AffineTransform const& transform) const
{
Point<T> point = *this;
point.transform_by(transform);
@ -114,31 +114,31 @@ public:
}
void constrain(Rect<T> const&);
Point<T> constrained(Rect<T> const& rect) const
[[nodiscard]] Point<T> constrained(Rect<T> const& rect) const
{
Point<T> point = *this;
point.constrain(rect);
return point;
}
Point<T> moved_left(T amount) const { return { x() - amount, y() }; }
Point<T> moved_right(T amount) const { return { x() + amount, y() }; }
Point<T> moved_up(T amount) const { return { x(), y() - amount }; }
Point<T> moved_down(T amount) const { return { x(), y() + amount }; }
[[nodiscard]] Point<T> moved_left(T amount) const { return { x() - amount, y() }; }
[[nodiscard]] Point<T> moved_right(T amount) const { return { x() + amount, y() }; }
[[nodiscard]] Point<T> moved_up(T amount) const { return { x(), y() - amount }; }
[[nodiscard]] Point<T> moved_down(T amount) const { return { x(), y() + amount }; }
template<class U>
bool operator==(Point<U> const& other) const
[[nodiscard]] bool operator==(Point<U> const& other) const
{
return x() == other.x() && y() == other.y();
}
template<class U>
bool operator!=(Point<U> const& other) const
[[nodiscard]] bool operator!=(Point<U> const& other) const
{
return !(*this == other);
}
Point<T> operator+(Point<T> const& other) const { return { m_x + other.m_x, m_y + other.m_y }; }
[[nodiscard]] Point<T> operator+(Point<T> const& other) const { return { m_x + other.m_x, m_y + other.m_y }; }
Point<T>& operator+=(Point<T> const& other)
{
@ -147,9 +147,9 @@ public:
return *this;
}
Point<T> operator-() const { return { -m_x, -m_y }; }
[[nodiscard]] Point<T> operator-() const { return { -m_x, -m_y }; }
Point<T> operator-(Point<T> const& other) const { return { m_x - other.m_x, m_y - other.m_y }; }
[[nodiscard]] Point<T> operator-(Point<T> const& other) const { return { m_x - other.m_x, m_y - other.m_y }; }
Point<T>& operator-=(Point<T> const& other)
{
@ -158,7 +158,7 @@ public:
return *this;
}
Point<T> operator*(T factor) const { return { m_x * factor, m_y * factor }; }
[[nodiscard]] Point<T> operator*(T factor) const { return { m_x * factor, m_y * factor }; }
Point<T>& operator*=(T factor)
{
@ -167,7 +167,7 @@ public:
return *this;
}
Point<T> operator/(T factor) const { return { m_x / factor, m_y / factor }; }
[[nodiscard]] Point<T> operator/(T factor) const { return { m_x / factor, m_y / factor }; }
Point<T>& operator/=(T factor)
{
@ -176,7 +176,7 @@ public:
return *this;
}
T primary_offset_for_orientation(Orientation orientation) const
[[nodiscard]] T primary_offset_for_orientation(Orientation orientation) const
{
return orientation == Orientation::Vertical ? y() : x();
}
@ -190,7 +190,7 @@ public:
}
}
T secondary_offset_for_orientation(Orientation orientation) const
[[nodiscard]] T secondary_offset_for_orientation(Orientation orientation) const
{
return orientation == Orientation::Vertical ? x() : y();
}
@ -204,41 +204,41 @@ public:
}
}
T dx_relative_to(Point<T> const& other) const
[[nodiscard]] T dx_relative_to(Point<T> const& other) const
{
return x() - other.x();
}
T dy_relative_to(Point<T> const& other) const
[[nodiscard]] T dy_relative_to(Point<T> const& other) const
{
return y() - other.y();
}
// Returns pixels moved from other in either direction
T pixels_moved(Point<T> const& other) const
[[nodiscard]] T pixels_moved(Point<T> const& other) const
{
return max(abs(dx_relative_to(other)), abs(dy_relative_to(other)));
}
float distance_from(Point<T> const& other) const
[[nodiscard]] float distance_from(Point<T> const& other) const
{
if (*this == other)
return 0;
return sqrtf(powf(m_x - other.m_x, 2.0f) + powf(m_y - other.m_y, 2.0f));
}
Point absolute_relative_distance_to(Point const& other) const
[[nodiscard]] Point absolute_relative_distance_to(Point const& other) const
{
return { abs(dx_relative_to(other)), abs(dy_relative_to(other)) };
}
template<typename U>
Point<U> to_type() const
[[nodiscard]] Point<U> to_type() const
{
return Point<U>(*this);
}
String to_string() const;
[[nodiscard]] String to_string() const;
private:
T m_x { 0 };