LibWeb: Start implementing proper layout of replaced elements

LayoutReplaced now has intrinsic width, height and ratio. Only some of
the values may be present. The layout algorithm takes the various
configurations into account per the CSS specification.

This is still pretty immature but at least we're moving forward. :^)

1 files changed, 5 insertions, 1 deletions

diff --git a/Libraries/LibWeb/Layout/LayoutWidget.h b/Libraries/LibWeb/Layout/LayoutWidget.h
index e11c31f5cd..6e3f3d0f09 100644
--- a/Libraries/LibWeb/Layout/LayoutWidget.h
+++ b/Libraries/LibWeb/Layout/LayoutWidget.h
@@ -30,7 +30,7 @@
 
 namespace Web {
 
-class LayoutWidget : public LayoutReplaced {
+class LayoutWidget final : public LayoutReplaced {
 public:
     LayoutWidget(const Element&, GUI::Widget&);
     virtual ~LayoutWidget() override;
@@ -43,9 +43,13 @@ public:
 
     virtual bool is_widget() const final { return true; }
 
+    void update_widget();
+
 private:
     virtual const char* class_name() const override { return "LayoutWidget"; }
 
+    virtual void did_set_rect() override;
+
     NonnullRefPtr<GUI::Widget> m_widget;
 };