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authorAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
committerAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
commit675b4aa878f16291ce33fced48a2bc7425f635ae (patch)
tree409914df27a98f65adf866da669429c4de141b6f /src/BlockEntities/BlockEntity.h
parentLineBlockTracer: Using the coord-based block faces. (diff)
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Diffstat (limited to 'src/BlockEntities/BlockEntity.h')
-rw-r--r--src/BlockEntities/BlockEntity.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/BlockEntities/BlockEntity.h b/src/BlockEntities/BlockEntity.h
new file mode 100644
index 000000000..a2de3160a
--- /dev/null
+++ b/src/BlockEntities/BlockEntity.h
@@ -0,0 +1,101 @@
+
+#pragma once
+
+#include "../ClientHandle.h"
+#include "../World.h"
+
+
+
+
+
+namespace Json
+{
+ class Value;
+};
+
+class cPlayer;
+class cPacket;
+
+
+
+
+
+// tolua_begin
+class cBlockEntity
+{
+protected:
+ cBlockEntity(BLOCKTYPE a_BlockType, int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) :
+ m_PosX(a_BlockX),
+ m_PosY(a_BlockY),
+ m_PosZ(a_BlockZ),
+ m_RelX(a_BlockX - cChunkDef::Width * FAST_FLOOR_DIV(a_BlockX, cChunkDef::Width)),
+ m_RelZ(a_BlockZ - cChunkDef::Width * FAST_FLOOR_DIV(a_BlockZ, cChunkDef::Width)),
+ m_BlockType(a_BlockType),
+ m_World(a_World)
+ {
+ }
+
+public:
+ // tolua_end
+
+ virtual ~cBlockEntity() {}; // force a virtual destructor in all descendants
+
+ virtual void Destroy(void) {};
+
+ void SetWorld(cWorld * a_World)
+ {
+ m_World = a_World;
+ }
+
+ /// Creates a new block entity for the specified block type
+ /// If a_World is valid, then the entity is created bound to that world
+ /// Returns NULL for unknown block types
+ static cBlockEntity * CreateByBlockType(BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World = NULL);
+
+ // tolua_begin
+
+ // Position, in absolute block coordinates:
+ int GetPosX(void) const { return m_PosX; }
+ int GetPosY(void) const { return m_PosY; }
+ int GetPosZ(void) const { return m_PosZ; }
+
+ BLOCKTYPE GetBlockType(void) const { return m_BlockType; }
+
+ cWorld * GetWorld(void) const {return m_World; }
+
+ int GetChunkX(void) const { return FAST_FLOOR_DIV(m_PosX, cChunkDef::Width); }
+ int GetChunkZ(void) const { return FAST_FLOOR_DIV(m_PosZ, cChunkDef::Width); }
+
+ int GetRelX(void) const { return m_RelX; }
+ int GetRelZ(void) const { return m_RelZ; }
+
+ // tolua_end
+
+ virtual void SaveToJson (Json::Value & a_Value) = 0;
+
+ /// Called when a player uses this entity; should open the UI window
+ virtual void UsedBy( cPlayer * a_Player ) = 0;
+
+ /** Sends the packet defining the block entity to the client specified.
+ To send to all eligible clients, use cWorld::BroadcastBlockEntity()
+ */
+ virtual void SendTo(cClientHandle & a_Client) = 0;
+
+ /// Ticks the entity; returns true if the chunk should be marked as dirty as a result of this ticking. By default does nothing.
+ virtual bool Tick(float a_Dt, cChunk & a_Chunk) { return false; }
+
+protected:
+ /// Position in absolute block coordinates
+ int m_PosX, m_PosY, m_PosZ;
+
+ /// Position relative to the chunk, used to speed up ticking
+ int m_RelX, m_RelZ;
+
+ BLOCKTYPE m_BlockType;
+
+ cWorld * m_World;
+} ; // tolua_export
+
+
+
+