LibGfx: Make Size constexpr-capable

There is nothing in the `Size` class which cannot be `constexpr`, but
without it being `constexpr` it prevents other things from being
`constexpr`-capable.

1 files changed, 30 insertions, 30 deletions

diff --git a/Userland/Libraries/LibGfx/Size.h b/Userland/Libraries/LibGfx/Size.h
index 59d329acbe..5fa136ba45 100644
--- a/Userland/Libraries/LibGfx/Size.h
+++ b/Userland/Libraries/LibGfx/Size.h
@@ -16,71 +16,71 @@ namespace Gfx {
 template<typename T>
 class Size {
 public:
-    Size() = default;
+    constexpr Size() = default;
 
-    Size(T w, T h)
+    constexpr Size(T w, T h)
         : m_width(w)
         , m_height(h)
     {
     }
 
     template<typename U>
-    Size(U width, U height)
+    constexpr Size(U width, U height)
         : m_width(width)
         , m_height(height)
     {
     }
 
     template<typename U>
-    explicit Size(Size<U> const& other)
+    explicit constexpr Size(Size<U> const& other)
         : m_width(other.width())
         , m_height(other.height())
     {
     }
 
-    [[nodiscard]] ALWAYS_INLINE T width() const { return m_width; }
-    [[nodiscard]] ALWAYS_INLINE T height() const { return m_height; }
-    [[nodiscard]] ALWAYS_INLINE T area() const { return width() * height(); }
+    [[nodiscard]] ALWAYS_INLINE constexpr T width() const { return m_width; }
+    [[nodiscard]] ALWAYS_INLINE constexpr T height() const { return m_height; }
+    [[nodiscard]] ALWAYS_INLINE constexpr T area() const { return width() * height(); }
 
-    ALWAYS_INLINE void set_width(T w) { m_width = w; }
-    ALWAYS_INLINE void set_height(T h) { m_height = h; }
+    ALWAYS_INLINE constexpr void set_width(T w) { m_width = w; }
+    ALWAYS_INLINE constexpr void set_height(T h) { m_height = h; }
 
-    [[nodiscard]] ALWAYS_INLINE bool is_null() const { return !m_width && !m_height; }
-    [[nodiscard]] ALWAYS_INLINE bool is_empty() const { return m_width <= 0 || m_height <= 0; }
+    [[nodiscard]] ALWAYS_INLINE constexpr bool is_null() const { return !m_width && !m_height; }
+    [[nodiscard]] ALWAYS_INLINE constexpr bool is_empty() const { return m_width <= 0 || m_height <= 0; }
 
-    void scale_by(T dx, T dy)
+    constexpr void scale_by(T dx, T dy)
     {
         m_width *= dx;
         m_height *= dy;
     }
 
-    void transform_by(AffineTransform const& transform) { *this = transform.map(*this); }
+    constexpr void transform_by(AffineTransform const& transform) { *this = transform.map(*this); }
 
-    ALWAYS_INLINE void scale_by(T dboth) { scale_by(dboth, dboth); }
-    ALWAYS_INLINE void scale_by(Point<T> const& s) { scale_by(s.x(), s.y()); }
+    ALWAYS_INLINE constexpr void scale_by(T dboth) { scale_by(dboth, dboth); }
+    ALWAYS_INLINE constexpr void scale_by(Point<T> const& s) { scale_by(s.x(), s.y()); }
 
-    [[nodiscard]] Size scaled_by(T dx, T dy) const
+    [[nodiscard]] constexpr Size scaled_by(T dx, T dy) const
     {
         Size<T> size = *this;
         size.scale_by(dx, dy);
         return size;
     }
 
-    [[nodiscard]] Size scaled_by(T dboth) const
+    [[nodiscard]] constexpr Size scaled_by(T dboth) const
     {
         Size<T> size = *this;
         size.scale_by(dboth);
         return size;
     }
 
-    [[nodiscard]] Size scaled_by(Point<T> const& s) const
+    [[nodiscard]] constexpr Size scaled_by(Point<T> const& s) const
     {
         Size<T> size = *this;
         size.scale_by(s);
         return size;
     }
 
-    [[nodiscard]] Size transformed_by(AffineTransform const& transform) const
+    [[nodiscard]] constexpr Size transformed_by(AffineTransform const& transform) const
     {
         Size<T> size = *this;
         size.transform_by(transform);
@@ -88,24 +88,24 @@ public:
     }
 
     template<typename U>
-    [[nodiscard]] bool contains(Size<U> const& other) const
+    [[nodiscard]] constexpr bool contains(Size<U> const& other) const
     {
         return other.m_width <= m_width && other.m_height <= m_height;
     }
 
     template<class U>
-    [[nodiscard]] bool operator==(Size<U> const& other) const
+    [[nodiscard]] constexpr bool operator==(Size<U> const& other) const
     {
         return width() == other.width() && height() == other.height();
     }
 
     template<class U>
-    [[nodiscard]] bool operator!=(Size<U> const& other) const
+    [[nodiscard]] constexpr bool operator!=(Size<U> const& other) const
     {
         return !(*this == other);
     }
 
-    Size<T>& operator-=(Size<T> const& other)
+    constexpr Size<T>& operator-=(Size<T> const& other)
     {
         m_width -= other.m_width;
         m_height -= other.m_height;
@@ -119,21 +119,21 @@ public:
         return *this;
     }
 
-    [[nodiscard]] Size<T> operator*(T factor) const { return { m_width * factor, m_height * factor }; }
+    [[nodiscard]] constexpr Size<T> operator*(T factor) const { return { m_width * factor, m_height * factor }; }
 
-    Size<T>& operator*=(T factor)
+    constexpr Size<T>& operator*=(T factor)
     {
         m_width *= factor;
         m_height *= factor;
         return *this;
     }
 
-    [[nodiscard]] T primary_size_for_orientation(Orientation orientation) const
+    [[nodiscard]] constexpr T primary_size_for_orientation(Orientation orientation) const
     {
         return orientation == Orientation::Vertical ? height() : width();
     }
 
-    void set_primary_size_for_orientation(Orientation orientation, T value)
+    constexpr void set_primary_size_for_orientation(Orientation orientation, T value)
     {
         if (orientation == Orientation::Vertical) {
             set_height(value);
@@ -142,12 +142,12 @@ public:
         }
     }
 
-    [[nodiscard]] T secondary_size_for_orientation(Orientation orientation) const
+    [[nodiscard]] constexpr T secondary_size_for_orientation(Orientation orientation) const
     {
         return orientation == Orientation::Vertical ? width() : height();
     }
 
-    void set_secondary_size_for_orientation(Orientation orientation, T value)
+    constexpr void set_secondary_size_for_orientation(Orientation orientation, T value)
     {
         if (orientation == Orientation::Vertical) {
             set_width(value);
@@ -157,7 +157,7 @@ public:
     }
 
     template<typename U>
-    [[nodiscard]] ALWAYS_INLINE Size<U> to_type() const
+    [[nodiscard]] ALWAYS_INLINE constexpr Size<U> to_type() const
     {
         return Size<U>(*this);
     }