Add Rect::resize method

include/rect.h

@@ -165,6 +165,19 @@ class Rect final {
    */
   constexpr void set_height(T height) noexcept { m_size.height = height; }
 
+  /**
+   * @brief Changes the size of the rectangle.
+   *
+   * @param size the new size of the rectangle.
+   *
+   * @since 4.2.0
+   */
+  constexpr void resize(TArea<T> size) noexcept
+  {
+    m_size.width = size.width;
+    m_size.height = size.height;
+  };
+
   /**
    * @brief Sets all of the components of the rectangle.
    *

test/unittests/rect_test.cpp

@@ -92,6 +92,16 @@ TEST_CASE("IRect::set_height", "[Rect]")
   CHECK(height == rect.height());
 }
 
+TEST_CASE("IRect::resize", "[Rect]")
+{
+  IRect rect;
+
+  const IArea size{8596, 9235};
+  rect.resize(size);
+
+  CHECK(rect.size() == size);
+}
+
 TEST_CASE("IRect::set", "[Rect]")
 {
   IRect rect;
@@ -474,6 +484,16 @@ TEST_CASE("FRect::set_height", "[FRect]")
   CHECK(rect.height() == height);
 }
 
+TEST_CASE("FRect::resize", "[FRect]")
+{
+  FRect rect;
+
+  const FArea size{859.6f, 773.4f};
+  rect.resize(size);
+
+  CHECK(rect.size() == size);
+}
+
 TEST_CASE("FRect::set", "[FRect]")
 {
   FRect rect;