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59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
/*
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* CDrawRoadsOperation.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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#include "../CRandomGenerator.h"
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#include "CMapEditManager.h"
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struct TerrainTile;
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class CDrawRoadsOperation : public CMapOperation
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{
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public:
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CDrawRoadsOperation(CMap * map, const CTerrainSelection & terrainSel, const std::string & roadType, CRandomGenerator * gen);
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void execute() override;
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void undo() override;
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void redo() override;
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std::string getLabel() const override;
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private:
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struct RoadPattern
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{
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std::string data[9];
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std::pair<int, int> roadMapping, riverMapping;
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bool hasHFlip, hasVFlip;
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};
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struct ValidationResult
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{
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ValidationResult(bool result): result(result), flip(0){};
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bool result;
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int flip;
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};
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static const std::vector<RoadPattern> patterns;
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void flipPattern(RoadPattern & pattern, int flip) const;
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void updateTiles(std::set<int3> & invalidated);
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ValidationResult validateTile(const RoadPattern & pattern, const int3 & pos);
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void updateTile(TerrainTile & tile, const RoadPattern & pattern, const int flip);
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bool canApplyPattern(const RoadPattern & pattern) const;
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bool needUpdateTile(const TerrainTile & tile) const;
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bool tileHasSomething(const int3 & pos) const;
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CTerrainSelection terrainSel;
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std::string roadType;
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CRandomGenerator * gen;
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};
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