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#include "NE_SingleValues.hpp"
#include "NUIE_NodeEditor.hpp"
#include "BI_BasicUINode.hpp"
class MyEventHandler : public NUIE::EventHandler
{
public:
MyEventHandler () :
NUIE::EventHandler ()
{
}
virtual NUIE::MenuCommandPtr OnContextMenu (
ContextMenuType type,
const NUIE::Point& position,
const NUIE::MenuCommandStructure& commands) override
{
return nullptr;
}
virtual bool OnParameterSettings (
ParameterSettingsType type,
NUIE::ParameterInterfacePtr paramAccessor) override
{
return false;
}
virtual void OnDoubleClick (
const NUIE::Point& position,
NUIE::MouseButton mouseButton) override
{
}
};
class MyNodeUIEnvironment : public NUIE::NodeUIEnvironment
{
public:
MyNodeUIEnvironment () :
NUIE::NodeUIEnvironment (),
stringConverter (NE::GetDefaultStringConverter ()),
skinParams (NUIE::GetDefaultSkinParams ()),
drawingContext (),
eventHandler (),
clipboardHandler (),
evaluationEnv (nullptr)
{
}
virtual const NE::StringConverter& GetStringConverter () override
{
return stringConverter;
}
virtual const NUIE::SkinParams& GetSkinParams () override
{
return skinParams;
}
virtual NUIE::DrawingContext& GetDrawingContext () override
{
return drawingContext;
}
virtual double GetWindowScale () override
{
return 1.0;
}
virtual NE::EvaluationEnv& GetEvaluationEnv () override
{
return evaluationEnv;
}
virtual void OnEvaluationBegin () override
{
}
virtual void OnEvaluationEnd () override
{
}
virtual void OnValuesRecalculated () override
{
}
virtual void OnRedrawRequested () override
{
}
virtual NUIE::EventHandler& GetEventHandler () override
{
return eventHandler;
}
virtual NUIE::ClipboardHandler& GetClipboardHandler () override
{
return clipboardHandler;
}
virtual void OnSelectionChanged (const NUIE::Selection& selection) override
{
}
virtual void OnUndoStateChanged (const NUIE::UndoState& undoState) override
{
}
virtual void OnClipboardStateChanged (const NUIE::ClipboardState& clipboardState) override
{
}
virtual void OnIncompatibleVersionPasted (const NUIE::Version& version) override
{
}
private:
NE::BasicStringConverter stringConverter;
NUIE::BasicSkinParams skinParams;
NUIE::NullDrawingContext drawingContext;
MyEventHandler eventHandler;
NUIE::MemoryClipboardHandler clipboardHandler;
NE::EvaluationEnv evaluationEnv;
};
class MyNode : public BI::BasicUINode
{
DYNAMIC_SERIALIZABLE (MyNode);
public:
MyNode ()
{
}
MyNode (const NE::LocString& name, const NUIE::Point& position) :
BI::BasicUINode (name, position)
{
}
virtual ~MyNode ()
{
}
virtual void Initialize () override
{
RegisterUIInputSlot (NUIE::UIInputSlotPtr (new NUIE::UIInputSlot (
NE::SlotId ("a"), NE::LocString (L"A"), NE::ValuePtr (new NE::DoubleValue (0.0)),
NE::OutputSlotConnectionMode::Single
)));
RegisterUIInputSlot (NUIE::UIInputSlotPtr (new NUIE::UIInputSlot (
NE::SlotId ("b"), NE::LocString (L"B"), NE::ValuePtr (new NE::DoubleValue (0.0)),
NE::OutputSlotConnectionMode::Single
)));
RegisterUIOutputSlot (NUIE::UIOutputSlotPtr (new NUIE::UIOutputSlot (
NE::SlotId ("result"), NE::LocString (L"Result")
)));
}
virtual NE::ValueConstPtr Calculate (NE::EvaluationEnv& env) const override
{
NE::ValueConstPtr aValue = EvaluateInputSlot (NE::SlotId ("a"), env);
NE::ValueConstPtr bValue = EvaluateInputSlot (NE::SlotId ("b"), env);
if (!NE::IsSingleType<NE::NumberValue> (aValue) ||
!NE::IsSingleType<NE::NumberValue> (bValue))
{
return nullptr;
}
double aDouble = NE::NumberValue::ToDouble (aValue);
double bDouble = NE::NumberValue::ToDouble (bValue);
return NE::ValueConstPtr (new NE::DoubleValue (aDouble + bDouble));
}
virtual NE::Stream::Status Read (NE::InputStream& inputStream) override
{
NE::ObjectHeader header (inputStream);
BasicUINode::Read (inputStream);
return inputStream.GetStatus ();
}
virtual NE::Stream::Status Write (NE::OutputStream& outputStream) const override
{
NE::ObjectHeader header (outputStream, serializationInfo);
BasicUINode::Write (outputStream);
return outputStream.GetStatus ();
}
};
DYNAMIC_SERIALIZATION_INFO (MyNode, 1, "{8DC2C2F6-C1D1-451A-96C5-D64B3DEDB764}");
int main (int argc, char* argv[])
{
MyNodeUIEnvironment uiEnvironment;
NUIE::NodeEditor nodeEditor (uiEnvironment);
nodeEditor.AddNode (NUIE::UINodePtr (new MyNode (NE::LocString (L"My Node"), NUIE::Point (0.0, 0.0))));
nodeEditor.Update ();
nodeEditor.Draw ();
return 0;
}