зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
3.5 KiB
C++
103 строки
3.5 KiB
C++
/* -*- 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_DOMPOINT_H_
|
|
#define MOZILLA_DOMPOINT_H_
|
|
|
|
#include "js/StructuredClone.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"
|
|
|
|
class nsIGlobalObject;
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
class GlobalObject;
|
|
struct DOMPointInit;
|
|
struct DOMMatrixInit;
|
|
|
|
class DOMPointReadOnly : public nsWrapperCache {
|
|
public:
|
|
explicit DOMPointReadOnly(nsISupports* aParent, double aX = 0.0,
|
|
double aY = 0.0, double aZ = 0.0, double aW = 1.0)
|
|
: mParent(aParent), mX(aX), mY(aY), mZ(aZ), mW(aW) {}
|
|
|
|
static already_AddRefed<DOMPointReadOnly> FromPoint(
|
|
const GlobalObject& aGlobal, const DOMPointInit& aParams);
|
|
static already_AddRefed<DOMPointReadOnly> Constructor(
|
|
const GlobalObject& aGlobal, double aX, double aY, double aZ, double aW,
|
|
ErrorResult& aRV);
|
|
|
|
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DOMPointReadOnly)
|
|
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DOMPointReadOnly)
|
|
|
|
double X() const { return mX; }
|
|
double Y() const { return mY; }
|
|
double Z() const { return mZ; }
|
|
double W() const { return mW; }
|
|
|
|
already_AddRefed<DOMPoint> MatrixTransform(const DOMMatrixInit& aInit,
|
|
ErrorResult& aRv);
|
|
|
|
nsISupports* GetParentObject() const { return mParent; }
|
|
virtual JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
bool WriteStructuredClone(JSContext* aCx,
|
|
JSStructuredCloneWriter* aWriter) const;
|
|
|
|
static already_AddRefed<DOMPointReadOnly> ReadStructuredClone(
|
|
JSContext* aCx, nsIGlobalObject* aGlobal,
|
|
JSStructuredCloneReader* aReader);
|
|
|
|
protected:
|
|
virtual ~DOMPointReadOnly() {}
|
|
|
|
// Shared implementation of ReadStructuredClone for DOMPoint and
|
|
// DOMPointReadOnly.
|
|
bool ReadStructuredClone(JSStructuredCloneReader* aReader);
|
|
|
|
nsCOMPtr<nsISupports> mParent;
|
|
double mX, mY, mZ, mW;
|
|
};
|
|
|
|
class DOMPoint final : public DOMPointReadOnly {
|
|
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) {}
|
|
|
|
static already_AddRefed<DOMPoint> FromPoint(const GlobalObject& aGlobal,
|
|
const DOMPointInit& aParams);
|
|
static already_AddRefed<DOMPoint> Constructor(const GlobalObject& aGlobal,
|
|
double aX, double aY, double aZ,
|
|
double aW, ErrorResult& aRV);
|
|
|
|
virtual JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
static already_AddRefed<DOMPoint> ReadStructuredClone(
|
|
JSContext* aCx, nsIGlobalObject* aGlobal,
|
|
JSStructuredCloneReader* aReader);
|
|
using DOMPointReadOnly::ReadStructuredClone;
|
|
|
|
void SetX(double aX) { mX = aX; }
|
|
void SetY(double aY) { mY = aY; }
|
|
void SetZ(double aZ) { mZ = aZ; }
|
|
void SetW(double aW) { mW = aW; }
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif /*MOZILLA_DOMPOINT_H_*/
|