initial scriptcanvas source handle

Signed-off-by: chcurran <82187351+carlitosan@users.noreply.github.com>

Gems/ScriptCanvas/Code/Include/ScriptCanvas/Asset/ScriptCanvasAssetBase.h

@@ -8,16 +8,17 @@
 
 #pragma once
 
+#include <AzCore/std/smart_ptr/enable_shared_from_this.h>
 #include <AzCore/Asset/AssetCommon.h>
 #include <Editor/Include/ScriptCanvas/Assets/ScriptCanvasAssetBus.h>
 #include <Editor/Include/ScriptCanvas/Assets/ScriptCanvasBaseAssetData.h>
-
 #include <ScriptCanvas/Asset/AssetDescription.h>
 
 namespace ScriptCanvas
 {
     class ScriptCanvasAssetBase
         : public AZ::Data::AssetData
+        , public AZStd::enable_shared_from_this<ScriptCanvasAssetBase>
         , ScriptCanvas::ScriptCanvasAssetBusRequestBus::Handler
     {
 

Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/Core.h

@@ -26,6 +26,8 @@
 
 #define OBJECT_STREAM_EDITOR_ASSET_LOADING_SUPPORT_ENABLED
 
+#define EDITOR_ASSET_SUPPORT_ENABLED
+
 namespace AZ
 {
     class Entity;
@@ -61,6 +63,10 @@ namespace ScriptCanvas
 
     class Node;
     class Edge;
+    class Graph;
+
+    using GraphPtr = Graph*;
+    using GraphPtrConst = const Graph*;
 
     using ID = AZ::EntityId;
 
@@ -297,6 +303,24 @@ namespace ScriptCanvas
     void ReflectEventTypeOnDemand(const AZ::TypeId& typeId, AZStd::string_view name, AZ::IRttiHelper* rttiHelper = nullptr);
 }
 
+namespace ScriptCanvas
+{
+    class ScriptCanvasData;
+
+    using DataPtr = AZStd::shared_ptr<ScriptCanvasData>;
+    using DataPtrConst = AZStd::shared_ptr<const ScriptCanvasData>;
+}
+
+namespace ScriptCanvasEditor
+{
+    class Graph;
+    
+    using GraphPtr = Graph*;
+    using GraphPtrConst = const Graph*;
+
+    class SourceHandle;
+}
+
 namespace AZStd
 {
     template<>

Gems/ScriptCanvas/Code/Include/ScriptCanvas/Core/Graph.h

@@ -14,14 +14,12 @@
 #include <AzCore/std/containers/stack.h>
 #include <AzCore/std/containers/unordered_map.h>
 #include <AzCore/std/parallel/mutex.h>
-
 #include <ScriptCanvas/Core/GraphBus.h>
 #include <ScriptCanvas/Core/GraphData.h>
 #include <ScriptCanvas/Debugger/Bus.h>
 #include <ScriptCanvas/Execution/ErrorBus.h>
 #include <ScriptCanvas/Execution/ExecutionContext.h>
 #include <ScriptCanvas/Debugger/StatusBus.h>
-
 #include <ScriptCanvas/Debugger/ValidationEvents/ValidationEvent.h>
 
 namespace ScriptCanvas
@@ -209,7 +207,7 @@ namespace ScriptCanvas
         GraphVariableManagerRequests* m_variableRequests = nullptr;
 
         // Keeps a mapping of the Node EntityId -> NodeComponent.
-        // Saves looking up the NodeComponent everytime we need the Node.
+        // Saves looking up the NodeComponent every time we need the Node.
         AZStd::unordered_map<AZ::EntityId, Node* > m_nodeMapping;
         
         bool m_isObserved;