forked from mirrors/gecko-dev
91 lines
3 KiB
C++
91 lines
3 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 MOZILLA_DOMQUAD_H_
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#define MOZILLA_DOMQUAD_H_
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#include <cstdint>
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#include "Units.h"
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#include "js/TypeDecls.h"
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#include "mozilla/AlreadyAddRefed.h"
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#include "mozilla/Assertions.h"
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#include "mozilla/RefPtr.h"
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#include "nsCOMPtr.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsISupports.h"
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#include "nsWrapperCache.h"
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class JSObject;
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class nsIGlobalObject;
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struct JSContext;
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struct JSStructuredCloneReader;
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struct JSStructuredCloneWriter;
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namespace mozilla {
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namespace dom {
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class DOMRectReadOnly;
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class DOMPoint;
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class GlobalObject;
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struct DOMPointInit;
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struct DOMQuadInit;
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struct DOMRectInit;
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class DOMQuad final : public nsWrapperCache {
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~DOMQuad();
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public:
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DOMQuad(nsISupports* aParent, CSSPoint aPoints[4]);
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explicit DOMQuad(nsISupports* aParent);
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NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DOMQuad)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DOMQuad)
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nsISupports* GetParentObject() const { return mParent; }
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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static already_AddRefed<DOMQuad> FromRect(const GlobalObject& aGlobal,
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const DOMRectInit& aInit);
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static already_AddRefed<DOMQuad> FromQuad(const GlobalObject& aGlobal,
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const DOMQuadInit& aInit);
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static already_AddRefed<DOMQuad> Constructor(const GlobalObject& aGlobal,
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const DOMPointInit& aP1,
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const DOMPointInit& aP2,
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const DOMPointInit& aP3,
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const DOMPointInit& aP4);
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static already_AddRefed<DOMQuad> Constructor(const GlobalObject& aGlobal,
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const DOMRectReadOnly& aRect);
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already_AddRefed<DOMRectReadOnly> GetBounds() const;
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DOMPoint* P1() const { return mPoints[0]; }
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DOMPoint* P2() const { return mPoints[1]; }
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DOMPoint* P3() const { return mPoints[2]; }
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DOMPoint* P4() const { return mPoints[3]; }
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DOMPoint* Point(uint32_t aIndex) const { return mPoints[aIndex]; }
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bool WriteStructuredClone(JSContext* aCx,
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JSStructuredCloneWriter* aWriter) const;
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static already_AddRefed<DOMQuad> ReadStructuredClone(
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JSContext* aCx, nsIGlobalObject* aGlobal,
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JSStructuredCloneReader* aReader);
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protected:
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void GetHorizontalMinMax(double* aX1, double* aX2) const;
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void GetVerticalMinMax(double* aY1, double* aY2) const;
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nsCOMPtr<nsISupports> mParent;
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RefPtr<DOMPoint> mPoints[4];
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};
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} // namespace dom
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} // namespace mozilla
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#endif /*MOZILLA_DOMRECT_H_*/
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