LibWeb: Expose SVGLineElement attributes to JS

Userland/Libraries/LibWeb/SVG/SVGLineElement.cpp

@@ -55,4 +55,44 @@ Gfx::Path& SVGLineElement::get_path()
     return m_path.value();
 }
 
+// https://www.w3.org/TR/SVG11/shapes.html#LineElementX1Attribute
+NonnullRefPtr<SVGAnimatedLength> SVGLineElement::x1() const
+{
+    // FIXME: Populate the unit type when it is parsed (0 here is "unknown").
+    // FIXME: Create a proper animated value when animations are supported.
+    auto base_length = SVGLength::create(0, m_x1.value_or(0));
+    auto anim_length = SVGLength::create(0, m_x1.value_or(0));
+    return SVGAnimatedLength::create(move(base_length), move(anim_length));
+}
+
+// https://www.w3.org/TR/SVG11/shapes.html#LineElementY1Attribute
+NonnullRefPtr<SVGAnimatedLength> SVGLineElement::y1() const
+{
+    // FIXME: Populate the unit type when it is parsed (0 here is "unknown").
+    // FIXME: Create a proper animated value when animations are supported.
+    auto base_length = SVGLength::create(0, m_y1.value_or(0));
+    auto anim_length = SVGLength::create(0, m_y1.value_or(0));
+    return SVGAnimatedLength::create(move(base_length), move(anim_length));
+}
+
+// https://www.w3.org/TR/SVG11/shapes.html#LineElementX2Attribute
+NonnullRefPtr<SVGAnimatedLength> SVGLineElement::x2() const
+{
+    // FIXME: Populate the unit type when it is parsed (0 here is "unknown").
+    // FIXME: Create a proper animated value when animations are supported.
+    auto base_length = SVGLength::create(0, m_x2.value_or(0));
+    auto anim_length = SVGLength::create(0, m_x2.value_or(0));
+    return SVGAnimatedLength::create(move(base_length), move(anim_length));
+}
+
+// https://www.w3.org/TR/SVG11/shapes.html#LineElementY2Attribute
+NonnullRefPtr<SVGAnimatedLength> SVGLineElement::y2() const
+{
+    // FIXME: Populate the unit type when it is parsed (0 here is "unknown").
+    // FIXME: Create a proper animated value when animations are supported.
+    auto base_length = SVGLength::create(0, m_y2.value_or(0));
+    auto anim_length = SVGLength::create(0, m_y2.value_or(0));
+    return SVGAnimatedLength::create(move(base_length), move(anim_length));
+}
+
 }

Userland/Libraries/LibWeb/SVG/SVGLineElement.h

@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include <LibWeb/SVG/SVGAnimatedLength.h>
 #include <LibWeb/SVG/SVGGeometryElement.h>
 
 namespace Web::SVG {
@@ -21,6 +22,11 @@ public:
 
     virtual Gfx::Path& get_path() override;
 
+    NonnullRefPtr<SVGAnimatedLength> x1() const;
+    NonnullRefPtr<SVGAnimatedLength> y1() const;
+    NonnullRefPtr<SVGAnimatedLength> x2() const;
+    NonnullRefPtr<SVGAnimatedLength> y2() const;
+
 private:
     Optional<Gfx::Path> m_path;
 

Userland/Libraries/LibWeb/SVG/SVGLineElement.idl

@@ -1,9 +1,10 @@
+#import <SVG/SVGAnimatedLength.idl>
 #import <SVG/SVGGeometryElement.idl>
 
 [Exposed=Window]
 interface SVGLineElement : SVGGeometryElement {
-    // [SameObject] readonly attribute SVGAnimatedLength x1;
-    // [SameObject] readonly attribute SVGAnimatedLength y1;
-    // [SameObject] readonly attribute SVGAnimatedLength x2;
-    // [SameObject] readonly attribute SVGAnimatedLength y2;
+    [SameObject] readonly attribute SVGAnimatedLength x1;
+    [SameObject] readonly attribute SVGAnimatedLength y1;
+    [SameObject] readonly attribute SVGAnimatedLength x2;
+    [SameObject] readonly attribute SVGAnimatedLength y2;
 };