restructure project

include/td/game/World.h

@@ -0,0 +1,245 @@
+#pragma once
+
+#include <memory>
+#include <vector>
+#include <map>
+#include <unordered_map>
+#include <array>
+
+#include "Mobs.h"
+#include "Team.h"
+
+namespace td {
+namespace game {
+
+struct ChunkCoord {
+	std::int16_t x, y;
+
+	friend bool operator==(const td::game::ChunkCoord& first, const td::game::ChunkCoord& other) {
+		return first.x == other.x && first.y == other.y;
+	}
+};
+
+
+}
+}
+
+
+namespace std {
+template <>
+struct hash<td::game::ChunkCoord> {
+	std::size_t operator()(const td::game::ChunkCoord& key) const noexcept {
+		return std::hash<std::int16_t>()(key.x << 16 | key.y);
+	}
+};
+}
+
+namespace td {
+namespace protocol {
+
+class WorldBeginDataPacket;
+class WorldDataPacket;
+
+}
+
+namespace game {
+
+class Game;
+
+enum class TileType : std::uint8_t {
+	None = 0,
+	Tower,
+	Walk,
+	Decoration,
+	/*Heal,
+	Lava,
+	Bedrock,
+	Freeze,
+	Ice,*/
+};
+
+static constexpr Color BLACK{ 0, 0, 0 };
+static constexpr Color WHITE{ 255, 255, 255 };
+
+static constexpr Color RED{ 255, 0, 0 };
+static constexpr Color GREEN{ 0, 255, 0 };
+static constexpr Color BLUE{ 0, 0, 255 };
+
+struct Tile {
+	virtual TileType GetType() const = 0;
+};
+
+struct TowerTile : Tile {
+	std::uint8_t color_palette_ref;
+	TeamColor team_owner;
+
+	virtual TileType GetType() const { return TileType::Tower; }
+};
+
+struct WalkableTile : Tile {
+	Direction direction;
+
+	virtual TileType GetType() const { return TileType::Walk; }
+};
+
+struct DecorationTile : Tile {
+	std::uint16_t color_palette_ref;
+
+	virtual TileType GetType() const { return TileType::Decoration; }
+};
+
+typedef std::shared_ptr<Tile> TilePtr;
+typedef std::vector<std::uint16_t> ChunkPalette;
+
+typedef std::shared_ptr<WalkableTile> WalkableTilePtr;
+
+typedef std::uint32_t TileIndex;
+
+//32 x 32 area
+struct Chunk {
+	enum { ChunkWidth = 32, ChunkHeight = 32, ChunkSize = ChunkWidth * ChunkHeight };
+	typedef std::array<std::uint16_t, ChunkSize> ChunkData;
+
+	// stores index of tile palette
+	ChunkData tiles{ 0 };
+	ChunkPalette palette;
+
+	TileIndex GetTileIndex(std::uint16_t tileNumber) const {
+		TileIndex chunkPaletteIndex = tiles.at(tileNumber);
+		if (chunkPaletteIndex == 0)  // index 0 means empty tile     index 1 = first tile
+			return 0;
+		return palette.at(chunkPaletteIndex);
+	}
+};
+
+typedef std::shared_ptr<Chunk> ChunkPtr;
+
+typedef std::array<Color, 2> TowerTileColorPalette;
+
+typedef std::vector<TilePtr> TilePalette;
+
+typedef std::vector<MobPtr> MobList;
+
+typedef std::array<Color, 2> SpawnColorPalette;
+
+typedef std::vector<TowerPtr> TowerList;
+
+class WorldListener {
+public:
+	WorldListener() {}
+
+	virtual void OnTowerAdd(TowerPtr tower) {}
+	virtual void OnTowerRemove(TowerPtr tower) {}
+
+	virtual void OnArcherTowerShot(MobPtr target, ArcherTower* shooter) {}
+
+	virtual void OnArrowShot(MobPtr target, bool fire, Tower* shooter) {}
+	virtual void OnExplosion(utils::shape::Circle explosion, float centerDamage, Tower* shooter) {}
+};
+
+typedef utils::ObjectNotifier<WorldListener> WorldNotifier;
+
+class World : public WorldListener, public MobListener {
+protected:
+	TowerTileColorPalette m_TowerPlacePalette;
+	Color m_WalkablePalette;
+	std::vector<Color> m_DecorationPalette;
+	Color m_Background;
+
+	std::unordered_map<ChunkCoord, ChunkPtr> m_Chunks;
+
+	SpawnColorPalette m_SpawnColorPalette;
+
+	TilePalette m_TilePalette;
+
+	MobList m_Mobs;
+
+	TowerList m_Towers;
+
+	Game* m_Game;
+
+	WorldNotifier m_WorldNotifier;
+	MobNotifier m_MobNotifier;
+public:
+	World(Game* game);
+
+	bool LoadMap(const protocol::WorldBeginDataPacket* worldHeader);
+	bool LoadMap(const protocol::WorldDataPacket* worldData);
+
+	bool LoadMapFromFile(const std::string& fileName);
+	bool SaveMap(const std::string& fileName) const;
+
+	void Tick(std::uint64_t delta);
+
+	void SpawnMobAt(MobID id, MobType type, std::uint8_t level, PlayerID sender, float x, float y, Direction dir);
+
+	TowerPtr PlaceTowerAt(TowerID id, TowerType type, std::int32_t x, std::int32_t y, PlayerID builder);
+	TowerPtr RemoveTower(TowerID id);
+
+	TilePtr GetTile(std::int32_t x, std::int32_t y) const;
+
+	const TowerTileColorPalette& GetTowerTileColorPalette() const { return m_TowerPlacePalette; }
+	const Color& GetWalkableTileColor() const { return m_WalkablePalette; }
+	const std::vector<Color>& GetDecorationPalette() const { return m_DecorationPalette; }
+	const Color& GetBackgroundColor() const { return m_Background; }
+
+	const TilePalette& GetTilePalette() const { return m_TilePalette; }
+
+	TilePtr GetTilePtr(TileIndex index) const {
+		if (index == 0)
+			return nullptr;
+		return m_TilePalette.at(index - 1);
+	}
+
+	bool CanPlaceLittleTower(const Vec2f& worldPos, PlayerID player) const;
+	bool CanPlaceBigTower(const Vec2f& worldPos, PlayerID player) const;
+
+	TowerPtr GetTower(const Vec2f& position) const; // returns null if no tower is here
+
+	const std::unordered_map<ChunkCoord, ChunkPtr>& GetChunks() const { return m_Chunks; }
+
+	const Color& GetSpawnColor(TeamColor color) const { return m_SpawnColorPalette[static_cast<std::size_t>(color)]; }
+	const SpawnColorPalette& GetSpawnColors() const { return m_SpawnColorPalette; }
+
+	const MobList& GetMobList() const { return m_Mobs; }
+	MobList& GetMobList() { return m_Mobs; }
+
+	const Color* GetTileColor(TilePtr tile) const;
+
+	Team& GetRedTeam();
+	const Team& GetRedTeam() const;
+
+	Team& GetBlueTeam();
+	const Team& GetBlueTeam() const;
+
+	Team& GetTeam(TeamColor team);
+	const Team& GetTeam(TeamColor team) const;
+
+	const TeamList& GetTeams() const;
+
+	const TowerList& GetTowers() const { return m_Towers; }
+	TowerPtr GetTowerById(TowerID tower);
+
+	const Player* GetPlayerById(PlayerID id) const;
+
+	WorldNotifier& GetWorldNotifier() { return m_WorldNotifier; }
+	MobNotifier& GetMobNotifier() { return m_MobNotifier; }
+
+	// WorldListener
+
+	virtual void OnArcherTowerShot(MobPtr target, ArcherTower* shooter) override;
+	virtual void OnArrowShot(MobPtr target, bool fire, Tower* shooter) override;
+	virtual void OnExplosion(utils::shape::Circle explosion, float centerDamage, Tower* shooter) override;
+
+	// MobListener
+
+	virtual void OnMobDamage(Mob* target, float damage, Tower* source) override;
+	virtual void OnMobCastleDamage(Mob* damager, TeamCastle* enemyCastle, float damage) override;
+
+private:
+	void TickMobs(std::uint64_t delta);
+	void CleanDeadMobs();
+};
+
+} // namespace game
+} // namespace td