/* -*- 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/. */
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
/** * 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 or simple surface provider (both are only * used by vector images), requiring it to be regenerated.
*/ virtualvoid InvalidateSurface() {}
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