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-rw-r--r--src/BlockEntities/BlockEntity.h35
1 files changed, 33 insertions, 2 deletions
diff --git a/src/BlockEntities/BlockEntity.h b/src/BlockEntities/BlockEntity.h
index 54ab40f3e..ffd6ee856 100644
--- a/src/BlockEntities/BlockEntity.h
+++ b/src/BlockEntities/BlockEntity.h
@@ -5,6 +5,28 @@
+/** Place this macro in the declaration of each cBlockEntity descendant. */
+#define BLOCKENTITY_PROTODEF(classname) \
+ virtual bool IsA(const char * a_ClassName) const override \
+ { \
+ return ((strcmp(a_ClassName, #classname) == 0) || super::IsA(a_ClassName)); \
+ } \
+ virtual const char * GetClass(void) const override \
+ { \
+ return #classname; \
+ } \
+ static const char * GetClassStatic(void) \
+ { \
+ return #classname; \
+ } \
+ virtual const char * GetParentClass(void) const override \
+ { \
+ return super::GetClass(); \
+ }
+
+
+
+
namespace Json
{
@@ -48,13 +70,22 @@ public:
/// 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);
+ /// Returns nullptr 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 = nullptr);
static const char * GetClassStatic(void) // Needed for ManualBindings's ForEach templates
{
return "cBlockEntity";
}
+
+ /** Returns true if the object is the specified class, or its descendant. */
+ virtual bool IsA(const char * a_ClassName) const { return (strcmp(a_ClassName, "cBlockEntity") == 0); }
+
+ /** Returns the name of the tompost class (the most descendant). Used for Lua bindings to push the correct object type. */
+ virtual const char * GetClass(void) const { return GetClassStatic(); }
+
+ /** Returns the name of the parent class, or empty string if no parent class. */
+ virtual const char * GetParentClass(void) const { return ""; }
// tolua_begin