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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
/*
* cDatanode.cpp
*
* Created on: Jan 29, 2017
* Author: jonas
*/
#include "cNode.h"
cNode::cNode() {}
cNode::~cNode(){}
//
//=====================================================================================================================
//
cDatanode::cDatanode(cData* _data)
{
data = _data;
nextBigger = new cEndnode();
nextSmaller = new cEndnode();
}//constructor
cDatanode::~cDatanode()
{
delete data;
delete nextSmaller;
delete nextBigger;
}//Destructor
cData cDatanode::getDataObject()
{
return *data;
}//getDataObject
void cDatanode::insert(cData* _data, cNode** _me)
{
if (*_data > *data)
nextBigger->insert(_data, &nextBigger);
else if (*_data == *data)
return; //data already exists, abort
else
nextSmaller->insert(_data, &nextSmaller);
}//insert
void cDatanode::remove(cData* _data, list<cData>* _list, cNode** _me)
{
if(*_data == *data)
{
//save subtree inorder before deleting
nextSmaller->getSortet(_list);
nextBigger->getSortet(_list);
*_me = new cEndnode(); //set pointer to this in parent to new cEndnode
delete this;
}
else if (*_data > *data)
nextBigger->remove(_data, _list, &nextBigger);
else if (*_data < *data)
nextSmaller->remove(_data, _list, &nextSmaller);
}//remove
cData* cDatanode::search(string _search)
{
if(*data > _search)
return nextSmaller->search(_search);
else if(*data < _search)
return nextBigger->search(_search);
else if(*data==_search)
return data;
return NULL;
}//search
cData* cDatanode::getById(unsigned int _id, unsigned int &_cntr)
{
cData* tmpData = nextSmaller->getById(_id, _cntr);
if(tmpData)
return tmpData;
if(_id == _cntr)
return data;
_cntr++;
return nextBigger->getById(_id, _cntr);
}
void cDatanode::getSortet(list<cData>* _list)
{
nextSmaller->getSortet(_list);
_list->push_back(*data);
nextBigger->getSortet(_list);
}//getSortet
void cDatanode::draw(int _depth)
{
for (int i = 0; i <= _depth; i++)
cout << " ";
cout << "|-" << data->getData() << endl;
nextSmaller->draw(_depth + 1);
nextBigger->draw(_depth + 1);
}//draw
unsigned int cDatanode::getDepth(unsigned int _depth)
{
unsigned int depth1, depth2;
depth1 = nextSmaller->getDepth(_depth + 1);
depth2 = nextBigger->getDepth(_depth + 1);
return depth1 < depth2 ? depth2:depth1; //return bigger depth
}//getDepth
unsigned int cDatanode::getSubtreeSize()
{
return nextSmaller->getSubtreeSize() + nextBigger->getSubtreeSize() + 1;
}//getSubtreeSize
//
//==============================================================================================================================
//
cEndnode::cEndnode() { }
cEndnode::~cEndnode() { }
cData cEndnode::getDataObject()
{
return (cData)NULL;
}
void cEndnode::insert(cData* _data, cNode** _me)
{
*_me = new cDatanode(_data);
delete this;
}
void cEndnode::remove(cData*, list<cData>*, cNode**)
{
return;
}
cData* cEndnode::search(string)
{
return NULL;
}
cData* cEndnode::getById(unsigned int _id, unsigned int& _cntr)
{
return NULL;
}
void cEndnode::getSortet(list<cData>* _list)
{
return;
}
void cEndnode::draw(int _depth)
{
for (int i = 0; i <= _depth; i++)
cout << " ";
cout << "|::\n";
}
unsigned int cEndnode::getSubtreeSize()
{
return 0;
}
unsigned int cEndnode::getDepth(unsigned int _depth)
{
return _depth;
}
|