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o3de/Gems/ScriptCanvas/Code/Editor/GraphCanvas/DataInterfaces/ScriptCanvasDataInterface.h

98 lines
3.1 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <GraphCanvas/Components/NodePropertyDisplay/DataInterface.h>
#include "ScriptCanvas/Core/Slot.h"
#include "ScriptCanvas/Core/NodeBus.h"
#include "ScriptCanvas/Core/Datum.h"
#include <Editor/View/Widgets/PropertyGridBus.h>
namespace ScriptCanvasEditor
{
template<class InterfaceType>
class ScriptCanvasDataInterface
: public ScriptCanvas::NodeNotificationsBus::Handler
, public InterfaceType
{
protected:
ScriptCanvasDataInterface(const AZ::EntityId& nodeId, const ScriptCanvas::SlotId& slotId)
: m_nodeId(nodeId)
, m_slotId(slotId)
{
static_assert((AZStd::is_base_of<GraphCanvas::DataInterface, InterfaceType>::value), "ScriptCanvasDataInterface given invalid GraphCanvas::DataInterface to inherit.");
ScriptCanvas::NodeNotificationsBus::Handler::BusConnect(nodeId);
}
using InterfaceType::SignalValueChanged;
public:
virtual ~ScriptCanvasDataInterface() = default;
const ScriptCanvas::ScriptCanvasId GetScriptCanvasId() const
{
ScriptCanvas::ScriptCanvasId scriptCanvasId;
ScriptCanvas::NodeRequestBus::EventResult(scriptCanvasId, GetNodeId(), &ScriptCanvas::NodeRequests::GetOwningScriptCanvasId);
return scriptCanvasId;
}
const GraphCanvas::GraphId GetGraphCanvasGraphId() const
{
GraphCanvas::GraphId graphCanvasGraphId;
GeneralRequestBus::BroadcastResult(graphCanvasGraphId, &GeneralRequests::GetGraphCanvasGraphId, GetScriptCanvasId());
return graphCanvasGraphId;
}
const AZ::EntityId& GetNodeId() const
{
return m_nodeId;
}
const ScriptCanvas::SlotId& GetSlotId() const
{
return m_slotId;
}
const ScriptCanvas::Datum* GetSlotObject() const
{
const ScriptCanvas::Datum* object = nullptr;
ScriptCanvas::NodeRequestBus::EventResult(object, GetNodeId(), &ScriptCanvas::NodeRequests::FindDatum, GetSlotId());
return object;
}
void ModifySlotObject(ScriptCanvas::ModifiableDatumView& datumView)
{
ScriptCanvas::NodeRequestBus::Event(GetNodeId(), &ScriptCanvas::NodeRequests::FindModifiableDatumView, GetSlotId(), datumView);
}
// NodeNotificationsBus
void OnSlotInputChanged(const ScriptCanvas::SlotId& slotId) override
{
if (slotId == m_slotId)
{
SignalValueChanged();
}
}
void PostUndoPoint()
{
GeneralRequestBus::Broadcast(&GeneralRequests::PostUndoPoint, GetScriptCanvasId());
}
////
private:
AZ::EntityId m_nodeId;
ScriptCanvas::SlotId m_slotId;
};
}