107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef VALUE_H
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#define VALUE_H
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#include <QString>
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#include "input.h"
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OLIVE_NAMESPACE_ENTER
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class NodeValue
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{
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public:
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NodeValue();
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NodeValue(const NodeParam::DataType& type, const QVariant& data, const Node* from, const QString& tag = QString());
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const NodeParam::DataType& type() const;
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const QVariant& data() const;
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const QString& tag() const;
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bool operator==(const NodeValue& rhs) const;
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private:
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NodeParam::DataType type_;
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QVariant data_;
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const Node* from_;
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QString tag_;
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};
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class NodeValueTable
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{
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public:
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NodeValueTable() = default;
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QVariant Get(const NodeParam::DataType& type, const QString& tag = QString()) const;
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NodeValue GetWithMeta(const NodeParam::DataType& type, const QString& tag = QString()) const;
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QVariant Take(const NodeParam::DataType& type, const QString& tag = QString());
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NodeValue TakeWithMeta(const NodeParam::DataType& type, const QString& tag = QString());
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void Push(const NodeValue& value);
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void Push(const NodeParam::DataType& type, const QVariant& data, const Node *from, const QString& tag = QString());
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void Prepend(const NodeValue& value);
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void Prepend(const NodeParam::DataType& type, const QVariant& data, const Node *from, const QString& tag = QString());
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const NodeValue& At(int index) const;
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NodeValue TakeAt(int index);
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int Count() const;
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bool Has(const NodeParam::DataType& type) const;
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void Remove(const NodeValue& v);
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bool isEmpty() const;
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static NodeValueTable Merge(QList<NodeValueTable> tables);
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private:
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int GetInternal(const NodeParam::DataType& type, const QString& tag) const;
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QList<NodeValue> values_;
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};
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class NodeValueDatabase
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{
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public:
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NodeValueDatabase() = default;
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NodeValueTable& operator[](const QString& input_id);
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NodeValueTable& operator[](const NodeInput* input);
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const NodeValueTable operator[](const QString& input_id) const;
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const NodeValueTable operator[](const NodeInput* input) const;
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void Insert(const QString& key, const NodeValueTable &value);
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void Insert(const NodeInput* key, const NodeValueTable& value);
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NodeValueTable Merge() const;
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private:
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QHash<QString, NodeValueTable> tables_;
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};
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OLIVE_NAMESPACE_EXIT
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Q_DECLARE_METATYPE(OLIVE_NAMESPACE::NodeValueTable)
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Q_DECLARE_METATYPE(OLIVE_NAMESPACE::NodeValueDatabase)
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#endif // VALUE_H
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