53 lines
894 B
C++
53 lines
894 B
C++
#pragma once
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#include <QtCore/QString>
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#include "Export.hpp"
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namespace QtNodes
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{
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struct NodeDataType
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{
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QString id;
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/**
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* \brief 用于比较的名称
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*/
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QString name;
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friend bool operator<(QtNodes::NodeDataType const& d1,
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QtNodes::NodeDataType const& d2)
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{
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return d1.id < d2.id;
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}
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friend bool operator==(const QtNodes::NodeDataType& d1,
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const QtNodes::NodeDataType& d2) noexcept
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{
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return d1.id == d2.id;
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}
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};
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/// Class represents data transferred between nodes.
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/// @param type is used for comparing the types
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/// The actual data is stored in subtypes
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class NodeData
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{
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public:
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virtual ~NodeData() = default;
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virtual bool sameType(NodeData const& nodeData) const
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{
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return (this->type().id == nodeData.type().id);
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}
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/**
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* \brief 节点标签
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* \return 标签名字
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*/
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virtual NodeDataType type() const = 0;
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};
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}
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