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-rw-r--r--dom/svg/SVGRect.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/dom/svg/SVGRect.h b/dom/svg/SVGRect.h
new file mode 100644
index 0000000000..924dc0ba9c
--- /dev/null
+++ b/dom/svg/SVGRect.h
@@ -0,0 +1,87 @@
+/* -*- 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 DOM_SVG_SVGRECT_H_
+#define DOM_SVG_SVGRECT_H_
+
+#include "mozilla/dom/SVGElement.h"
+#include "mozilla/gfx/Rect.h"
+
+////////////////////////////////////////////////////////////////////////
+// SVGRect class
+
+namespace mozilla::dom {
+
+class SVGSVGElement;
+
+class SVGRect final : public nsWrapperCache {
+ public:
+ enum class RectType : uint8_t { BaseValue, AnimValue, CreatedValue };
+
+ NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(SVGRect)
+ NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(SVGRect)
+
+ /**
+ * Generic ctor for objects that are created for an attribute.
+ */
+ SVGRect(SVGAnimatedViewBox* aVal, SVGElement* aSVGElement, RectType aType)
+ : mVal(aVal), mParent(aSVGElement), mType(aType) {
+ MOZ_ASSERT(mParent);
+ MOZ_ASSERT(mType == RectType::BaseValue || mType == RectType::AnimValue);
+ }
+
+ /**
+ * Ctor for creating the objects returned by SVGSVGElement.createSVGRect(),
+ * which do not initially belong to an attribute.
+ */
+ explicit SVGRect(SVGSVGElement* aSVGElement);
+
+ /**
+ * Ctor for all other non-attribute usage i.e getBBox, getExtentOfChar etc.
+ */
+ SVGRect(nsIContent* aParent, const gfx::Rect& aRect)
+ : mVal(nullptr),
+ mRect(aRect),
+ mParent(aParent),
+ mType(RectType::CreatedValue) {
+ MOZ_ASSERT(mParent);
+ }
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ float X();
+ float Y();
+ float Width();
+ float Height();
+
+ void SetX(float aX, mozilla::ErrorResult& aRv);
+ void SetY(float aY, mozilla::ErrorResult& aRv);
+ void SetWidth(float aWidth, mozilla::ErrorResult& aRv);
+ void SetHeight(float aHeight, mozilla::ErrorResult& aRv);
+
+ nsIContent* GetParentObject() const {
+ MOZ_ASSERT(mParent);
+ return mParent;
+ }
+
+ private:
+ virtual ~SVGRect();
+
+ // If we're actually representing a viewBox rect then our value
+ // will come from that element's viewBox attribute's value.
+ SVGAnimatedViewBox* mVal; // kept alive because it belongs to content
+ gfx::Rect mRect;
+
+ // If mType is AnimValue or BaseValue this will be an element that
+ // has a viewBox, otherwise it could be any nsIContent.
+ RefPtr<nsIContent> mParent;
+ const RectType mType;
+};
+
+} // namespace mozilla::dom
+
+#endif // DOM_SVG_SVGRECT_H_