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1d101a2f00
Depends on D145771 Differential Revision: https://phabricator.services.mozilla.com/D145772
88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef DOM_SVG_SVGRECT_H_
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#define DOM_SVG_SVGRECT_H_
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#include "mozilla/dom/SVGElement.h"
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#include "mozilla/gfx/Rect.h"
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////////////////////////////////////////////////////////////////////////
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// SVGRect class
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namespace mozilla::dom {
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class SVGSVGElement;
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class SVGRect final : public nsWrapperCache {
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public:
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enum class RectType : uint8_t { BaseValue, AnimValue, CreatedValue };
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NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(SVGRect)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(SVGRect)
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/**
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* Generic ctor for objects that are created for an attribute.
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*/
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SVGRect(SVGAnimatedViewBox* aVal, SVGElement* aSVGElement, RectType aType)
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: mVal(aVal), mParent(aSVGElement), mType(aType) {
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MOZ_ASSERT(mParent);
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MOZ_ASSERT(mType == RectType::BaseValue || mType == RectType::AnimValue);
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}
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/**
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* Ctor for creating the objects returned by SVGSVGElement.createSVGRect(),
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* which do not initially belong to an attribute.
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*/
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explicit SVGRect(SVGSVGElement* aSVGElement);
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/**
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* Ctor for all other non-attribute usage i.e getBBox, getExtentOfChar etc.
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*/
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SVGRect(nsIContent* aParent, const gfx::Rect& aRect)
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: mVal(nullptr),
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mRect(aRect),
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mParent(aParent),
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mType(RectType::CreatedValue) {
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MOZ_ASSERT(mParent);
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}
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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float X();
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float Y();
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float Width();
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float Height();
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void SetX(float aX, mozilla::ErrorResult& aRv);
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void SetY(float aY, mozilla::ErrorResult& aRv);
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void SetWidth(float aWidth, mozilla::ErrorResult& aRv);
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void SetHeight(float aHeight, mozilla::ErrorResult& aRv);
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nsIContent* GetParentObject() const {
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MOZ_ASSERT(mParent);
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return mParent;
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}
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private:
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virtual ~SVGRect();
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// If we're actually representing a viewBox rect then our value
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// will come from that element's viewBox attribute's value.
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SVGAnimatedViewBox* mVal; // kept alive because it belongs to content
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gfx::Rect mRect;
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// If mType is AnimValue or BaseValue this will be an element that
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// has a viewBox, otherwise it could be any nsIContent.
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RefPtr<nsIContent> mParent;
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const RectType mType;
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};
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} // namespace mozilla::dom
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#endif // DOM_SVG_SVGRECT_H_
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