62 lines
1.0 KiB
C++
62 lines
1.0 KiB
C++
#pragma once
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#include <QtCore/QObject>
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#include <QtWidgets/QLabel>
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#include "NodeDataModel.hpp"
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#include "MathOperationDataModel.hpp"
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#include "DecimalData.hpp"
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/// The model dictates the number of inputs and outputs for the Node.
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/// In this example it has no logic.
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class AdditionModel : public MathOperationDataModel
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{
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public:
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virtual
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~AdditionModel() {}
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public:
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QString
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caption() const override
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{
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return QStringLiteral("加法");
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}
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QString
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name() const override
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{
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return QStringLiteral("加法");
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}
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private:
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void
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compute() override
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{
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PortIndex const outPortIndex = 0;
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auto n1 = _number1.lock();
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auto n2 = _number2.lock();
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if (n1 && n2)
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{
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modelValidationState = NodeValidationState::Valid;
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modelValidationError = QString();
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_result = std::make_shared<DecimalData>(n1->number() +
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n2->number());
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}
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else
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{
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modelValidationState = NodeValidationState::Warning;
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modelValidationError = QStringLiteral("未连接或运行失败!");
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_result.reset();
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}
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Q_EMIT dataUpdated(outPortIndex);
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}
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};
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