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+
+// Map.h
+
+// Implementation of in-game coloured maps
+
+
+
+
+
+#pragma once
+
+
+
+
+
+#include "BlockID.h"
+
+
+
+
+
+class cClientHandle;
+class cWorld;
+class cPlayer;
+class cMap;
+
+
+
+
+
+/** Encapsulates a map decorator. */
+class cMapDecorator
+{
+public:
+
+ enum eType
+ {
+ E_TYPE_PLAYER = 0x00,
+ E_TYPE_ITEM_FRAME = 0x01,
+
+ /** Player outside of the boundaries of the map. */
+ E_TYPE_PLAYER_OUTSIDE = 0x06
+ };
+
+
+public:
+
+ /** Constructs a map decorator fixed at the specified pixel coordinates. (DEBUG) */
+ cMapDecorator(cMap * a_Map, eType a_Type, int a_X, int a_Z, int a_Rot);
+
+ /** Constructs a map decorator that tracks a player. */
+ cMapDecorator(cMap * a_Map, cPlayer * a_Player);
+
+ /** Updates the decorator. */
+ void Update(void);
+
+ unsigned int GetPixelX(void) const { return m_PixelX; }
+ unsigned int GetPixelZ(void) const { return m_PixelZ; }
+
+ int GetRot(void) const { return m_Rot; }
+
+ eType GetType(void) const { return m_Type; }
+
+ cPlayer * GetPlayer(void) { return m_Player; }
+
+
+protected:
+
+ cMap * m_Map;
+
+ eType m_Type;
+
+ unsigned int m_PixelX;
+ unsigned int m_PixelZ;
+
+ unsigned int m_Rot;
+
+ cPlayer * m_Player;
+
+};
+
+typedef std::list<cMapDecorator> cMapDecoratorList;
+
+
+
+
+
+// tolua_begin
+
+/** Encapsulates an in-game world map. */
+class cMap
+{
+public:
+
+ typedef Byte ColorID;
+
+ // tolua_end
+
+ typedef std::vector<ColorID> cColorList;
+
+ /** Encapsulates the state of a map client. */
+ struct cMapClient
+ {
+ cClientHandle * m_Handle;
+
+ /** Whether the map scale was modified and needs to be resent. */
+ bool m_SendInfo;
+
+ /** Ticks since last decorator update. */
+ unsigned int m_NextDecoratorUpdate;
+
+ /** Number of pixel data updates. */
+ Int64 m_DataUpdate;
+
+ Int64 m_LastUpdate;
+ };
+
+ typedef std::list<cMapClient> cMapClientList;
+
+
+public:
+
+ /** Construct an empty map. */
+ cMap(unsigned int a_ID, cWorld * a_World);
+
+ /** Construct an empty map at the specified coordinates. */
+ cMap(unsigned int a_ID, int a_CenterX, int a_CenterZ, cWorld * a_World, unsigned int a_Scale = 3);
+
+ /** Send this map to the specified client. WARNING: Slow */
+ void SendTo(cClientHandle & a_Client);
+
+ /** Update a circular region with the specified radius and center (in pixels). */
+ void UpdateRadius(int a_PixelX, int a_PixelZ, unsigned int a_Radius);
+
+ /** Update a circular region around the specified player. */
+ void UpdateRadius(cPlayer & a_Player, unsigned int a_Radius);
+
+ /** Send next update packet to the specified player and remove invalid decorators/clients. */
+ void UpdateClient(cPlayer * a_Player);
+
+ // tolua_begin
+
+ /** Erase pixel data */
+ void EraseData(void);
+
+ void Resize(unsigned int a_Width, unsigned int a_Height);
+
+ void SetPosition(int a_CenterX, int a_CenterZ);
+
+ void SetScale(unsigned int a_Scale);
+
+ unsigned int GetWidth (void) const { return m_Width; }
+ unsigned int GetHeight(void) const { return m_Height; }
+
+ unsigned int GetScale(void) const { return m_Scale; }
+
+ int GetCenterX(void) const { return m_CenterX; }
+ int GetCenterZ(void) const { return m_CenterZ; }
+
+ unsigned int GetID(void) const { return m_ID; }
+
+ cWorld * GetWorld(void) { return m_World; }
+
+ AString GetName(void) { return m_Name; }
+
+ eDimension GetDimension(void) const;
+
+ const cColorList & GetData(void) const { return m_Data; }
+
+ unsigned int GetNumPixels(void) const;
+
+ unsigned int GetPixelWidth(void) const;
+
+ // tolua_end
+
+
+private:
+
+ /** Update the associated decorators. */
+ void UpdateDecorators(void);
+
+ /** Update the specified pixel. */
+ bool UpdatePixel(unsigned int a_X, unsigned int a_Z);
+
+ unsigned int m_ID;
+
+ unsigned int m_Width;
+ unsigned int m_Height;
+
+ /** The zoom level, 2^scale square blocks per pixel */
+ unsigned int m_Scale;
+
+ int m_CenterX;
+ int m_CenterZ;
+
+ /** Column-major array of colours */
+ cColorList m_Data;
+
+ cWorld * m_World;
+
+ cMapDecoratorList m_Decorators;
+
+ cMapClientList m_Clients;
+
+ AString m_Name;
+
+ friend class cMapSerializer;
+
+};