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50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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// AZ
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#include <AzCore/Memory/SystemAllocator.h>
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// Graph Model
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#include <GraphModel/Model/Common.h>
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#include <GraphModel/Model/Graph.h>
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namespace GraphModel
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{
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//!!! Start in Graph.h for high level GraphModel documentation !!!
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//! The common base class for every element in a Graph, like Node, Slot, and Connection.
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class GraphElement
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{
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public:
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AZ_CLASS_ALLOCATOR(GraphElement, AZ::SystemAllocator, 0);
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AZ_RTTI(GraphElement, "{FD83C7CA-556B-49F1-BACE-6E9C7A4D6347}");
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GraphElement() = default; // Needed by SerializeContext
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virtual ~GraphElement() = default;
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GraphElement(GraphPtr graph);
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//! Returns the Graph that owns this GraphElement
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GraphPtr GetGraph() const;
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//! Returns the IGraphContext for this GraphElement
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IGraphContextPtr GetGraphContext() const;
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protected:
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AZStd::weak_ptr<Graph> m_graph; // Every GraphElement will at least need a pointer to the Graph, so it can convert IDs into actual element pointers.
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};
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} // namespace GraphModel
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