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883849ee32
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-type f \
\( -iname "*.cpp" \
-o -iname "*.h" \
-o -iname "*.c" \
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convert MOZ_OVERRIDE override
convert MOZ_FINAL final
92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 et tw=78: */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_ImageData_h
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#define mozilla_dom_ImageData_h
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#include "nsIDOMCanvasRenderingContext2D.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/BindingUtils.h"
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#include "mozilla/dom/TypedArray.h"
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#include <stdint.h>
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#include "nsCycleCollectionParticipant.h"
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#include "nsISupportsImpl.h"
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#include "js/GCAPI.h"
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namespace mozilla {
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namespace dom {
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class ImageData final : public nsISupports
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{
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~ImageData()
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{
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MOZ_COUNT_DTOR(ImageData);
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DropData();
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}
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public:
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ImageData(uint32_t aWidth, uint32_t aHeight, JSObject& aData)
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: mWidth(aWidth)
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, mHeight(aHeight)
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, mData(&aData)
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{
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MOZ_COUNT_CTOR(ImageData);
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HoldData();
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}
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(ImageData)
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static already_AddRefed<ImageData>
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Constructor(const GlobalObject& aGlobal,
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const uint32_t aWidth,
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const uint32_t aHeight,
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ErrorResult& aRv);
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static already_AddRefed<ImageData>
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Constructor(const GlobalObject& aGlobal,
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const Uint8ClampedArray& aData,
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const uint32_t aWidth,
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const Optional<uint32_t>& aHeight,
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ErrorResult& aRv);
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uint32_t Width() const
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{
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return mWidth;
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}
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uint32_t Height() const
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{
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return mHeight;
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}
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void GetData(JSContext* cx, JS::MutableHandle<JSObject*> aData) const
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{
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aData.set(GetDataObject());
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}
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JSObject* GetDataObject() const
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{
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JS::ExposeObjectToActiveJS(mData);
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return mData;
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}
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bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector);
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private:
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void HoldData();
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void DropData();
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ImageData() = delete;
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uint32_t mWidth, mHeight;
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JS::Heap<JSObject*> mData;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_ImageData_h
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