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#pragma once
#include <QtCore/QJsonObject>
#include <QtCore/QObject>
#include <QtWidgets/QLabel>
#include <iostream>
#include <nodes/NodeDataModel>
class DecimalData;
using QtNodes::NodeData;
using QtNodes::NodeDataModel;
using QtNodes::NodeDataType;
using QtNodes::NodeValidationState;
using QtNodes::PortIndex;
using QtNodes::PortType;
/// The model dictates the number of inputs and outputs for the Node.
/// In this example it has no logic.
class MathOperationDataModel : public NodeDataModel
{
Q_OBJECT
public:
virtual ~MathOperationDataModel()
{
}
public:
unsigned int nPorts(PortType portType) const override;
std::shared_ptr<NodeDataType> dataType(PortType portType, PortIndex portIndex) const override;
std::shared_ptr<NodeData> outData(PortIndex port) override;
void setInData(std::shared_ptr<NodeData> data, PortIndex portIndex) override;
QWidget *embeddedWidget() override
{
return nullptr;
}
NodeValidationState validationState() const override;
QString validationMessage() const override;
protected:
virtual void compute() = 0;
protected:
std::weak_ptr<DecimalData> _number1;
std::weak_ptr<DecimalData> _number2;
std::shared_ptr<DecimalData> _result;
NodeValidationState modelValidationState = NodeValidationState::Warning;
QString modelValidationError = QString("Missing or incorrect inputs");
};
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