From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- image/WebRenderImageProvider.h | 65 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 image/WebRenderImageProvider.h (limited to 'image/WebRenderImageProvider.h') diff --git a/image/WebRenderImageProvider.h b/image/WebRenderImageProvider.h new file mode 100644 index 0000000000..84fee8cb47 --- /dev/null +++ b/image/WebRenderImageProvider.h @@ -0,0 +1,65 @@ +/* -*- 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_IMAGE_WEBRENDERIMAGEPROVIDER_H_ +#define MOZILLA_IMAGE_WEBRENDERIMAGEPROVIDER_H_ + +#include "nsISupportsImpl.h" + +namespace mozilla { +namespace layers { +class RenderRootStateManager; +} + +namespace wr { +class IpcResourceUpdateQueue; +struct ExternalImageId; +struct ImageKey; +} // namespace wr + +namespace image { + +class ImageResource; +using ImageProviderId = uint32_t; + +class WebRenderImageProvider { + public: + // Subclasses may or may not be XPCOM classes, so we just require that they + // implement AddRef and Release. + NS_INLINE_DECL_PURE_VIRTUAL_REFCOUNTING + + ImageProviderId GetProviderId() const { return mProviderId; } + + static ImageProviderId AllocateProviderId(); + + /** + * Generate an ImageKey for the given frame. + * @param aSurface The current frame. This should match what was cached via + * SetCurrentFrame, but if it does not, it will need to + * regenerate the cached ImageKey. + */ + virtual nsresult UpdateKey(layers::RenderRootStateManager* aManager, + wr::IpcResourceUpdateQueue& aResources, + wr::ImageKey& aKey) { + return NS_ERROR_NOT_AVAILABLE; + } + + /** + * Invalidate if a blob recording, requiring it to be regenerated. + */ + virtual void InvalidateRecording() {} + + protected: + WebRenderImageProvider(const ImageResource* aImage); + + private: + ImageProviderId mProviderId; +}; + +} // namespace image +} // namespace mozilla + +#endif /* MOZILLA_IMAGE_WEBRENDERIMAGEPROVIDER_H_ */ -- cgit v1.2.3