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/* Copyright (c) 2021, Dyssol Development Team. All rights reserved. This file is part of Dyssol. See LICENSE file for license information. */
#pragma once
#include <graphviz/cgraph.h>
#include <string>
class CFlowsheet;
class CGraphvizHandler
{
public:
enum class EStyle { SIMPLE, WITH_PORTS }; // Style of rendering.
enum class ELayout { HORIZONTAL, VERTICAL }; // Direction to place units.
private:
const CFlowsheet* m_flowsheet{}; // Pointer to flowsheet.
EStyle m_style{}; // Rendering style.
ELayout m_layout{}; // Rendering layout direction.
public:
CGraphvizHandler(const CFlowsheet* _flowsheet);
// Returns current rendering style.
[[nodiscard]] EStyle Style() const;
// Sets new rendering style.
void SetStyle(EStyle _style);
// Returns current rendering layout direction.
[[nodiscard]] ELayout Layout() const;
// Sets new rendering layout direction.
void SetLayout(ELayout _layout);
// Saves current flowsheet as a file of a given type (image or dot). Returns true on success.
[[nodiscard]] bool SaveToFile(const std::string& _fileName) const;
private:
// Creates new graphviz graph and returns a non-owning pointer to it.
[[nodiscard]] Agraph_t* CreateGraph() const;
};
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