diff --git a/Tests/LibWeb/Layout/expected/flex/intrinsic-cross-size-contribution-with-main-size-constraint.txt b/Tests/LibWeb/Layout/expected/flex/intrinsic-cross-size-contribution-with-main-size-constraint.txt
new file mode 100644
index 00000000000..6a54f68ec67
--- /dev/null
+++ b/Tests/LibWeb/Layout/expected/flex/intrinsic-cross-size-contribution-with-main-size-constraint.txt
@@ -0,0 +1,9 @@
+Viewport <#document> at (0,0) content-size 800x600 children: not-inline
+ BlockContainer at (0,0) content-size 800x0 [BFC] children: not-inline
+ Box
at (8,8) content-size 50x50 positioned flex-container(row) [FFC] children: not-inline
+ ImageBox
at (8,8) content-size 50x50 flex-item children: not-inline
+
+ViewportPaintable (Viewport<#document>) [0,0 800x600]
+ PaintableWithLines (BlockContainer) [0,0 800x0] overflow: [8,8 50x50]
+ PaintableBox (Box) [8,8 50x50]
+ ImagePaintable (ImageBox
) [8,8 50x50]
diff --git a/Tests/LibWeb/Layout/input/flex/intrinsic-cross-size-contribution-with-main-size-constraint.html b/Tests/LibWeb/Layout/input/flex/intrinsic-cross-size-contribution-with-main-size-constraint.html
new file mode 100644
index 00000000000..33a040b1be6
--- /dev/null
+++ b/Tests/LibWeb/Layout/input/flex/intrinsic-cross-size-contribution-with-main-size-constraint.html
@@ -0,0 +1,9 @@
+
\ No newline at end of file
diff --git a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
index 069a6dfa1b5..4cc27ef8e83 100644
--- a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.cpp
@@ -521,6 +521,21 @@ CSSPixels FlexFormattingContext::adjust_main_size_through_aspect_ratio_for_cross
return main_size;
}
+CSSPixels FlexFormattingContext::adjust_cross_size_through_aspect_ratio_for_main_size_min_max_constraints(Box const& box, CSSPixels cross_size, CSS::Size const& min_main_size, CSS::Size const& max_main_size) const
+{
+ if (!should_treat_main_max_size_as_none(box)) {
+ auto max_main_size_px = max_main_size.to_px(box, is_row_layout() ? m_flex_container_state.content_width() : m_flex_container_state.content_height());
+ cross_size = min(cross_size, calculate_cross_size_from_main_size_and_aspect_ratio(max_main_size_px, box.preferred_aspect_ratio().value()));
+ }
+
+ if (!min_main_size.is_auto()) {
+ auto min_main_size_px = min_main_size.to_px(box, is_row_layout() ? m_flex_container_state.content_width() : m_flex_container_state.content_height());
+ cross_size = max(cross_size, calculate_cross_size_from_main_size_and_aspect_ratio(min_main_size_px, box.preferred_aspect_ratio().value()));
+ }
+
+ return cross_size;
+}
+
// https://www.w3.org/TR/css-flexbox-1/#algo-main-item
void FlexFormattingContext::determine_flex_base_size_and_hypothetical_main_size(FlexItem& item)
{
@@ -1860,6 +1875,9 @@ CSSPixels FlexFormattingContext::calculate_cross_min_content_contribution(FlexIt
return !is_row_layout() ? get_pixel_width(item.box, computed_cross_size(item.box)) : get_pixel_height(item.box, computed_cross_size(item.box));
}();
+ if (item.box->has_preferred_aspect_ratio())
+ size = adjust_cross_size_through_aspect_ratio_for_main_size_min_max_constraints(item.box, size, computed_main_min_size(item.box), computed_main_max_size(item.box));
+
auto const& computed_min_size = this->computed_cross_min_size(item.box);
auto const& computed_max_size = this->computed_cross_max_size(item.box);
@@ -1879,6 +1897,9 @@ CSSPixels FlexFormattingContext::calculate_cross_max_content_contribution(FlexIt
return !is_row_layout() ? get_pixel_width(item.box, computed_cross_size(item.box)) : get_pixel_height(item.box, computed_cross_size(item.box));
}();
+ if (item.box->has_preferred_aspect_ratio())
+ size = adjust_cross_size_through_aspect_ratio_for_main_size_min_max_constraints(item.box, size, computed_main_min_size(item.box), computed_main_max_size(item.box));
+
auto const& computed_min_size = this->computed_cross_min_size(item.box);
auto const& computed_max_size = this->computed_cross_max_size(item.box);
diff --git a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
index 8f18950314f..d0203fa564d 100644
--- a/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/FlexFormattingContext.h
@@ -34,6 +34,8 @@ private:
[[nodiscard]] bool should_treat_cross_max_size_as_none(Box const&) const;
[[nodiscard]] CSSPixels adjust_main_size_through_aspect_ratio_for_cross_size_min_max_constraints(Box const&, CSSPixels main_size, CSS::Size const& min_cross_size, CSS::Size const& max_cross_size) const;
+ [[nodiscard]] CSSPixels adjust_cross_size_through_aspect_ratio_for_main_size_min_max_constraints(Box const&, CSSPixels cross_size, CSS::Size const& min_main_size, CSS::Size const& max_main_size) const;
+
[[nodiscard]] CSSPixels calculate_main_size_from_cross_size_and_aspect_ratio(CSSPixels cross_size, CSSPixelFraction aspect_ratio) const;
[[nodiscard]] CSSPixels calculate_cross_size_from_main_size_and_aspect_ratio(CSSPixels main_size, CSSPixelFraction aspect_ratio) const;