1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
// ItemMinecart.h
// Declares the various minecart ItemHandlers
#pragma once
// Not needed, we're being included only from ItemHandler.cpp which already has this file: #include "ItemHandler.h"
#include "../Minecart.h"
class cItemMinecartHandler :
public cItemHandler
{
typedef cItemHandler super;
public:
cItemMinecartHandler(int a_ItemType) :
super(a_ItemType)
{
}
virtual bool OnItemUse(cWorld * a_World, cPlayer * a_Player, cItem * a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir) override
{
if (a_Dir < 0)
{
return false;
}
// Check that there's rail in there:
BLOCKTYPE Block = a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
switch (Block)
{
case E_BLOCK_MINECART_TRACKS:
case E_BLOCK_POWERED_RAIL:
case E_BLOCK_DETECTOR_RAIL:
{
// These are allowed
break;
}
default:
{
LOGD("Used minecart on an unsuitable block %d (%s)", Block, ItemTypeToString(Block).c_str());
return false;
}
}
double x = (double)a_BlockX + 0.5;
double y = (double)a_BlockY + 0.5;
double z = (double)a_BlockZ + 0.5;
cMinecart * Minecart = NULL;
switch (m_ItemType)
{
case E_ITEM_MINECART: Minecart = new cEmptyMinecart (x, y, z); break;
case E_ITEM_CHEST_MINECART: Minecart = new cMinecartWithChest (x, y, z); break;
case E_ITEM_FURNACE_MINECART: Minecart = new cMinecartWithFurnace(x, y, z); break;
default:
{
ASSERT(!"Unhandled minecart item");
return false;
}
} // switch (m_ItemType)
a_World->AddEntity(Minecart);
Minecart->Initialize(a_World);
return true;
}
} ;
|
