gecko-dev/dom/base/DOMPoint.h

79 строки
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_DOMPOINT_H_
#define MOZILLA_DOMPOINT_H_
#include "nsWrapperCache.h"
#include "nsISupports.h"
#include "nsCycleCollectionParticipant.h"
#include "mozilla/Attributes.h"
#include "mozilla/ErrorResult.h"
#include "nsCOMPtr.h"
#include "mozilla/dom/BindingDeclarations.h"
namespace mozilla {
namespace dom {
class GlobalObject;
struct DOMPointInit;
class DOMPointReadOnly : public nsWrapperCache
{
public:
DOMPointReadOnly(nsISupports* aParent, double aX, double aY,
double aZ, double aW)
: mParent(aParent)
, mX(aX)
, mY(aY)
, mZ(aZ)
, mW(aW)
{
}
double X() const { return mX; }
double Y() const { return mY; }
double Z() const { return mZ; }
double W() const { return mW; }
protected:
nsCOMPtr<nsISupports> mParent;
double mX, mY, mZ, mW;
};
class DOMPoint MOZ_FINAL : public DOMPointReadOnly
{
~DOMPoint() {}
public:
explicit DOMPoint(nsISupports* aParent, double aX = 0.0, double aY = 0.0,
double aZ = 0.0, double aW = 1.0)
: DOMPointReadOnly(aParent, aX, aY, aZ, aW)
{}
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DOMPoint)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DOMPoint)
static already_AddRefed<DOMPoint>
Constructor(const GlobalObject& aGlobal, const DOMPointInit& aParams,
ErrorResult& aRV);
static already_AddRefed<DOMPoint>
Constructor(const GlobalObject& aGlobal, double aX, double aY,
double aZ, double aW, ErrorResult& aRV);
nsISupports* GetParentObject() const { return mParent; }
virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
void SetX(double aX) { mX = aX; }
void SetY(double aY) { mY = aY; }
void SetZ(double aZ) { mZ = aZ; }
void SetW(double aW) { mW = aW; }
};
}
}
#endif /*MOZILLA_DOMPOINT_H_*/