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-rw-r--r--dom/svg/SVGLineElement.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/dom/svg/SVGLineElement.h b/dom/svg/SVGLineElement.h
new file mode 100644
index 000000000..f2bafa4a3
--- /dev/null
+++ b/dom/svg/SVGLineElement.h
@@ -0,0 +1,66 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_SVGLineElement_h
+#define mozilla_dom_SVGLineElement_h
+
+#include "nsSVGPathGeometryElement.h"
+#include "nsSVGLength2.h"
+
+nsresult NS_NewSVGLineElement(nsIContent **aResult,
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+
+namespace mozilla {
+namespace dom {
+
+typedef nsSVGPathGeometryElement SVGLineElementBase;
+
+class SVGLineElement final : public SVGLineElementBase
+{
+protected:
+ explicit SVGLineElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
+ virtual JSObject* WrapNode(JSContext *cx, JS::Handle<JSObject*> aGivenProto) override;
+ friend nsresult (::NS_NewSVGLineElement(nsIContent **aResult,
+ already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
+ // If the input line has length zero and linecaps aren't butt, adjust |aX2| by
+ // a tiny amount to a barely-nonzero-length line that all of our draw targets
+ // will render
+ void MaybeAdjustForZeroLength(float aX1, float aY1, float& aX2, float aY2);
+
+public:
+ // nsIContent interface
+ NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* name) const override;
+
+ // nsSVGPathGeometryElement methods:
+ virtual bool IsMarkable() override { return true; }
+ virtual void GetMarkPoints(nsTArray<nsSVGMark> *aMarks) override;
+ virtual void GetAsSimplePath(SimplePath* aSimplePath) override;
+ virtual already_AddRefed<Path> BuildPath(PathBuilder* aBuilder) override;
+ virtual bool GetGeometryBounds(Rect* aBounds, const StrokeOptions& aStrokeOptions,
+ const Matrix& aToBoundsSpace,
+ const Matrix* aToNonScalingStrokeSpace = nullptr) override;
+
+ virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
+
+ // WebIDL
+ already_AddRefed<SVGAnimatedLength> X1();
+ already_AddRefed<SVGAnimatedLength> Y1();
+ already_AddRefed<SVGAnimatedLength> X2();
+ already_AddRefed<SVGAnimatedLength> Y2();
+
+protected:
+
+ virtual LengthAttributesInfo GetLengthInfo() override;
+
+ enum { ATTR_X1, ATTR_Y1, ATTR_X2, ATTR_Y2 };
+ nsSVGLength2 mLengthAttributes[4];
+ static LengthInfo sLengthInfo[4];
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_SVGLineElement_h