1 | #Region "Microsoft.VisualBasic::4fbab0daea0400bdc4523d2bcc428230, Microsoft.VisualBasic.Core\ComponentModel\Algorithm\base\SlideWindow\SlideWindow.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Structure SlideWindow |
35 | ' |
36 | ' Properties: Index, Items, Left, Length, Right |
37 | ' |
38 | ' Function: GetEnumerator, GetEnumerator1, ToString |
39 | ' |
40 | ' Sub: Assign |
41 | ' |
42 | ' |
43 | ' /********************************************************************************/ |
44 | |
45 | #End Region |
46 | |
47 | Imports System.Runtime.CompilerServices |
48 | Imports Microsoft.VisualBasic.ComponentModel.Ranges.Model |
49 | Imports Microsoft.VisualBasic.Language |
50 | Imports Microsoft.VisualBasic.Serialization.JSON |
51 | |
52 | Namespace ComponentModel.Algorithm.base |
53 | |
54 | ''' <summary> |
55 | ''' A slide window data model.(滑窗操作的数据模型) |
56 | ''' </summary> |
57 | ''' <typeparam name="T"></typeparam> |
58 | ''' <remarks></remarks> |
59 | Public Structure SlideWindow(Of T) |
60 | Implements IEnumerable(Of T), IAddressOf |
61 | Implements IGrouping(Of Integer, T) |
62 | Implements Value(Of T()).IValueOf |
63 | Implements IRange(Of Integer) |
64 | |
65 | ''' <summary> |
66 | ''' The position of the current Windows in the Windows list.(在创建的滑窗的队列之中当前的窗口对象的位置) |
67 | ''' </summary> |
68 | ''' <value></value> |
69 | ''' <returns></returns> |
70 | ''' <remarks></remarks> |
71 | Public Property Index As Integer Implements IAddressOf.Address, IGrouping(Of Integer, T).Key |
72 | ''' <summary> |
73 | ''' The elements in this slide window.(这个划窗之中的元素的列表) |
74 | ''' </summary> |
75 | ''' <returns></returns> |
76 | Public Property Items As T() Implements Value(Of T()).IValueOf.Value |
77 | |
78 | #Region "Index Range" |
79 | |
80 | Default Public ReadOnly Property Item(index As Integer) As T |
81 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
82 | Get |
83 | If index < 0 Then |
84 | Return _Items(Length + index) |
85 | Else |
86 | Return _Items(index) |
87 | End If |
88 | End Get |
89 | End Property |
90 | |
91 | ''' <summary> |
92 | ''' The left start position of the current slide Windows segment on the original sequence. |
93 | ''' (当前窗口在原始的序列之中的左端起始位点) |
94 | ''' </summary> |
95 | ''' <value></value> |
96 | ''' <returns></returns> |
97 | ''' <remarks></remarks> |
98 | Public Property Left As Integer Implements IRange(Of Integer).Min |
99 | |
100 | Public ReadOnly Property Right As Integer Implements IRange(Of Integer).Max |
101 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
102 | Get |
103 | Return Left + Length |
104 | End Get |
105 | End Property |
106 | |
107 | #End Region |
108 | |
109 | ''' <summary> |
110 | ''' The length of the slide window.(窗口长度) |
111 | ''' </summary> |
112 | ''' <value></value> |
113 | ''' <returns></returns> |
114 | ''' <remarks></remarks> |
115 | Public ReadOnly Property Length As Integer |
116 | Get |
117 | If Items.IsNullOrEmpty Then |
118 | Return 0 |
119 | Else |
120 | Return Items.Length |
121 | End If |
122 | End Get |
123 | End Property |
124 | |
125 | Public Sub Assign(address As Integer) Implements IAddress(Of Integer).Assign |
126 | Index = address |
127 | End Sub |
128 | |
129 | Public Overrides Function ToString() As String |
130 | Return $"{Index} --> {Items.GetJson}" |
131 | End Function |
132 | |
133 | Public Iterator Function GetEnumerator() As IEnumerator(Of T) Implements IEnumerable(Of T).GetEnumerator |
134 | For Each o As T In Items |
135 | Yield o |
136 | Next |
137 | End Function |
138 | |
139 | Private Iterator Function GetEnumerator1() As IEnumerator Implements IEnumerable.GetEnumerator |
140 | Yield GetEnumerator() |
141 | End Function |
142 | End Structure |
143 | End Namespace |