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
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
|
// NpgsqlTypes.NpgsqlTypesHelper.cs
//
// Author:
// Glen Parker <glenebob@nwlink.com>
//
// Copyright (C) 2004 The Npgsql Development Team
// npgsql-general@gborg.postgresql.org
// http://gborg.postgresql.org/project/npgsql/projdisplay.php
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// This file provides implementations of PostgreSQL specific data types that cannot
// be mapped to standard .NET classes.
using System;
using System.Collections;
using System.Globalization;
using System.Data;
using System.Net;
using System.Text;
using System.IO;
using System.Resources;
namespace NpgsqlTypes
{
/// <summary>
/// Represents a PostgreSQL Point type
/// </summary>
public struct NpgsqlPoint
{
private Single _X;
private Single _Y;
public NpgsqlPoint(Single X, Single Y)
{
_X = X;
_Y = Y;
}
public Single X
{
get
{
return _X;
}
set
{
_X = value;
}
}
public Single Y
{
get
{
return _Y;
}
set
{
_Y = value;
}
}
}
public struct NpgsqlBox
{
private NpgsqlPoint _UpperRight;
private NpgsqlPoint _LowerLeft;
public NpgsqlBox(NpgsqlPoint UpperRight, NpgsqlPoint LowerLeft)
{
_UpperRight = UpperRight;
_LowerLeft = LowerLeft;
}
public NpgsqlPoint UpperRight
{
get
{
return _UpperRight;
}
set
{
_UpperRight = value;
}
}
public NpgsqlPoint LowerLeft
{
get
{
return _LowerLeft;
}
set
{
_LowerLeft = value;
}
}
}
/// <summary>
/// Represents a PostgreSQL Line Segment type.
/// </summary>
public struct NpgsqlLSeg
{
public NpgsqlPoint Start;
public NpgsqlPoint End;
public NpgsqlLSeg(NpgsqlPoint Start, NpgsqlPoint End)
{
this.Start = Start;
this.End = End;
}
public override String ToString()
{
return String.Format("({0}, {1})", Start, End);
}
}
/// <summary>
/// Represents a PostgreSQL Path type.
/// </summary>
public struct NpgsqlPath
{
internal NpgsqlPoint[] Points;
internal Boolean IsOpen;
public NpgsqlPath(NpgsqlPoint[] Points)
{
this.Points = Points;
IsOpen = false;
}
public Int32 Count
{ get
{
return Points.Length;
} }
public NpgsqlPoint this [Int32 Index]
{ get
{
return Points[Index];
} }
public Boolean Open
{
get
{
return IsOpen;
}
}
}
/// <summary>
/// Represents a PostgreSQL Polygon type.
/// </summary>
public struct NpgsqlPolygon
{
internal NpgsqlPoint[] Points;
public NpgsqlPolygon(NpgsqlPoint[] Points)
{
this.Points = Points;
}
public Int32 Count
{ get
{
return Points.Length;
} }
public NpgsqlPoint this [Int32 Index]
{ get
{
return Points[Index];
} }
}
/// <summary>
/// Represents a PostgreSQL Circle type.
/// </summary>
public struct NpgsqlCircle
{
public NpgsqlPoint Center;
public Double Radius;
public NpgsqlCircle(NpgsqlPoint Center, Double Radius)
{
this.Center = Center;
this.Radius = Radius;
}
public override String ToString()
{
return string.Format("({0}), {1}", Center, Radius);
}
}
}
|
