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0c07384293
- Removed 'version' field from serialize() method - Handler classes - Binary(De)Serializer now have 'version' field - Serialization versioning now uses named enum Save compatibility with 1.4.X saves should be intact
127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/*
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* BattleHex.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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VCMI_LIB_NAMESPACE_BEGIN
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//TODO: change to enum class
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namespace BattleSide
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{
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enum Type
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{
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ATTACKER = 0,
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DEFENDER = 1
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};
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}
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namespace GameConstants
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{
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const int BFIELD_WIDTH = 17;
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const int BFIELD_HEIGHT = 11;
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const int BFIELD_SIZE = BFIELD_WIDTH * BFIELD_HEIGHT;
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}
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using BattleSideOpt = std::optional<ui8>;
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// for battle stacks' positions
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struct DLL_LINKAGE BattleHex //TODO: decide if this should be changed to class for better code design
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{
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// helpers for siege
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static constexpr si16 CASTLE_CENTRAL_TOWER = -2;
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static constexpr si16 CASTLE_BOTTOM_TOWER = -3;
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static constexpr si16 CASTLE_UPPER_TOWER = -4;
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// hexes for interaction with heroes
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static constexpr si16 HERO_ATTACKER = 0;
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static constexpr si16 HERO_DEFENDER = GameConstants::BFIELD_WIDTH - 1;
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// helpers for rendering
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static constexpr si16 HEX_BEFORE_ALL = std::numeric_limits<si16>::min();
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static constexpr si16 HEX_AFTER_ALL = std::numeric_limits<si16>::max();
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static constexpr si16 DESTRUCTIBLE_WALL_1 = 29;
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static constexpr si16 DESTRUCTIBLE_WALL_2 = 78;
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static constexpr si16 DESTRUCTIBLE_WALL_3 = 130;
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static constexpr si16 DESTRUCTIBLE_WALL_4 = 182;
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static constexpr si16 GATE_BRIDGE = 94;
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static constexpr si16 GATE_OUTER = 95;
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static constexpr si16 GATE_INNER = 96;
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si16 hex;
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static constexpr si16 INVALID = -1;
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enum EDir
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{
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NONE = -1,
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TOP_LEFT,
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TOP_RIGHT,
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RIGHT,
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BOTTOM_RIGHT,
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BOTTOM_LEFT,
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LEFT,
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//Note: unused by BattleHex class, used by other code
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TOP,
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BOTTOM
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};
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BattleHex();
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BattleHex(si16 _hex);
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BattleHex(si16 x, si16 y);
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BattleHex(std::pair<si16, si16> xy);
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operator si16() const;
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bool isValid() const;
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bool isAvailable() const; //valid position not in first or last column
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void setX(si16 x);
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void setY(si16 y);
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void setXY(si16 x, si16 y, bool hasToBeValid = true);
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void setXY(std::pair<si16, si16> xy);
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si16 getX() const;
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si16 getY() const;
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std::pair<si16, si16> getXY() const;
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BattleHex& moveInDirection(EDir dir, bool hasToBeValid = true);
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BattleHex& operator+=(EDir dir);
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BattleHex cloneInDirection(EDir dir, bool hasToBeValid = true) const;
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BattleHex operator+(EDir dir) const;
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/// returns all valid neighbouring tiles
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std::vector<BattleHex> neighbouringTiles() const;
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/// returns all tiles, unavailable tiles will be set as invalid
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/// order of returned tiles matches EDir enim
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std::vector<BattleHex> allNeighbouringTiles() const;
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static EDir mutualPosition(BattleHex hex1, BattleHex hex2);
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static uint8_t getDistance(BattleHex hex1, BattleHex hex2);
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static void checkAndPush(BattleHex tile, std::vector<BattleHex> & ret);
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static BattleHex getClosestTile(ui8 side, BattleHex initialPos, std::set<BattleHex> & possibilities); //TODO: vector or set? copying one to another is bad
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template <typename Handler>
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void serialize(Handler &h)
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{
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h & hex;
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}
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using NeighbouringTiles = std::array<BattleHex, 6>;
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using NeighbouringTilesCache = std::vector<NeighbouringTiles>;
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static const NeighbouringTilesCache neighbouringTilesCache;
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private:
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//Constexpr defined array with all directions used in battle
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static constexpr auto hexagonalDirections() {
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return std::array<EDir,6>{BattleHex::TOP_LEFT, BattleHex::TOP_RIGHT, BattleHex::RIGHT, BattleHex::BOTTOM_RIGHT, BattleHex::BOTTOM_LEFT, BattleHex::LEFT};
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}
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};
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DLL_EXPORT std::ostream & operator<<(std::ostream & os, const BattleHex & hex);
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VCMI_LIB_NAMESPACE_END
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