1 | #Region "Microsoft.VisualBasic::85142a2f0041cc8218b7114fa9ad9b2f, Microsoft.VisualBasic.Core\ApplicationServices\Terminal\PrintAsTable.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 | ' Module PrintAsTable |
35 | ' |
36 | ' Function: (+2 Overloads) Print |
37 | ' |
38 | ' Sub: Print, PrintTable |
39 | ' Delegate Sub |
40 | ' |
41 | ' Sub: (+3 Overloads) Print, printInternal |
42 | ' |
43 | ' |
44 | ' |
45 | ' /********************************************************************************/ |
46 | |
47 | #End Region |
48 | |
49 | Imports System.IO |
50 | Imports System.Runtime.CompilerServices |
51 | Imports System.Text |
52 | Imports Microsoft.VisualBasic.ComponentModel.DataSourceModel |
53 | Imports Microsoft.VisualBasic.ComponentModel.DataSourceModel.SchemaMaps |
54 | Imports Microsoft.VisualBasic.Language |
55 | Imports Microsoft.VisualBasic.Linq |
56 | |
57 | Namespace ApplicationServices.Terminal |
58 | |
59 | Public Module PrintAsTable |
60 | |
61 | ''' <summary> |
62 | ''' Returns a text string |
63 | ''' </summary> |
64 | ''' <typeparam name="T"></typeparam> |
65 | ''' <param name="source"></param> |
66 | ''' <param name="addBorder"></param> |
67 | ''' <returns></returns> |
68 | <Extension> |
69 | Public Function Print(Of T)(source As IEnumerable(Of T), Optional addBorder As Boolean = True) As String |
70 | Dim out As New StringBuilder |
71 | Dim dev As New StringWriter(out) |
72 | Call source.Print(dev, addBorder) |
73 | Return out.ToString |
74 | End Function |
75 | |
76 | <Extension> |
77 | Public Function Print(source As IEnumerable(Of String()), Optional addBorder As Boolean = True) As String |
78 | Dim out As New StringBuilder |
79 | Dim dev As New StringWriter(out) |
80 | |
81 | If addBorder Then |
82 | Call source.PrintTable(dev, sep:=" "c) |
83 | Else |
84 | Call source.Print(dev, sep:=" "c) |
85 | End If |
86 | |
87 | Return out.ToString |
88 | End Function |
89 | |
90 | ''' <summary> |
91 | ''' Print the object collection as table on the console |
92 | ''' </summary> |
93 | ''' <typeparam name="T"></typeparam> |
94 | ''' <param name="source"></param> |
95 | ''' <param name="dev"></param> |
96 | ''' <param name="addBorder"></param> |
97 | <Extension> |
98 | Public Sub Print(Of T)(source As IEnumerable(Of T), dev As TextWriter, Optional addBorder As Boolean = True) |
99 | Dim schema = LinqAPI.Exec(Of BindProperty(Of DataFrameColumnAttribute)) _ |
100 | _ |
101 | () <= From x As BindProperty(Of DataFrameColumnAttribute) |
102 | In DataFrameColumnAttribute _ |
103 | .LoadMapping(Of T)(mapsAll:=True) _ |
104 | .Values |
105 | Where x.IsPrimitive |
106 | Select x |
107 | |
108 | Dim titles As String() = schema.Select(Function(x) x.Identity).ToArray |
109 | Dim contents = LinqAPI.Exec(Of Dictionary(Of String, String)) _ |
110 | _ |
111 | () <= From x As T |
112 | In source |
113 | Select (From p As BindProperty(Of DataFrameColumnAttribute) |
114 | In schema |
115 | Select p, |
116 | s = p.GetValue(x)) _ |
117 | .ToDictionary(Function(o) o.p.Identity, |
118 | Function(o) Scripting.ToString(o.s)) |
119 | |
120 | Dim table As List(Of String()) = |
121 | contents _ |
122 | .Select(Function(line) |
123 | Return titles.Select(Function(name) line(name)).ToArray |
124 | End Function) _ |
125 | .AsList |
126 | |
127 | If addBorder Then |
128 | Call (titles + table).PrintTable(dev, sep:=" "c) |
129 | Else |
130 | Call (titles + table).Print(dev, sep:=" "c) |
131 | End If |
132 | End Sub |
133 | |
134 | ''' <summary> |
135 | ''' 与函数<see cref="Print"/>所不同的是,这个函数还会添加边框 |
136 | ''' </summary> |
137 | ''' <param name="source"></param> |
138 | ''' <param name="dev"></param> |
139 | ''' <param name="sep"></param> |
140 | <Extension> |
141 | Public Sub PrintTable(source As IEnumerable(Of String()), |
142 | Optional dev As TextWriter = Nothing, |
143 | Optional sep As Char = " "c, |
144 | Optional title$() = Nothing, |
145 | Optional trilinearTable As Boolean = False, |
146 | Optional leftMargin% = 0) |
147 | |
148 | Dim printHead As Boolean = False |
149 | Dim table$()() = source.ToArray |
150 | Dim printOfHead As printOnDevice = |
151 | Sub(row, width, maxLen, device) |
152 | |
153 | If leftMargin > 0 Then |
154 | Call device.Write(New String(sep, leftMargin)) |
155 | End If |
156 | |
157 | Call device.Write("+") |
158 | Call device.Write(maxLen.Select(Function(l) New String("-"c, l)).JoinBy("+")) |
159 | Call device.Write("+") |
160 | Call device.WriteLine() |
161 | End Sub |
162 | |
163 | If Not title Is Nothing Then |
164 | table = title.Join(table).ToArray |
165 | End If |
166 | |
167 | Call table.printInternal( |
168 | dev, 2, Sub(row, width, maxLen, device) |
169 | Dim offset% = 0 |
170 | |
171 | If Not printHead Then |
172 | Call printOfHead(Nothing, width, maxLen, device) |
173 | End If |
174 | If leftMargin > 0 Then |
175 | Call device.Write(New String(sep, leftMargin)) |
176 | End If |
177 | If Not trilinearTable Then |
178 | Call device.Write("|") |
179 | End If |
180 | |
181 | For i As Integer = 0 To width - 1 |
182 | If row(i) Is Nothing Then |
183 | row(i) = "" |
184 | End If |
185 | |
186 | If trilinearTable Then |
187 | device.Write(" ") |
188 | End If |
189 | |
190 | offset = maxLen(i) - row(i).Length - 1 |
191 | device.Write(" " & row(i) & New String(sep, offset)) |
192 | |
193 | If Not trilinearTable Then |
194 | Call device.Write("|") |
195 | End If |
196 | Next |
197 | |
198 | Call device.WriteLine() |
199 | |
200 | If Not printHead Then |
201 | Call printOfHead(Nothing, width, maxLen, device) |
202 | printHead = True |
203 | End If |
204 | End Sub, printOfHead) |
205 | End Sub |
206 | |
207 | Private Delegate Sub printOnDevice(row$(), width%, maxLen%(), device As TextWriter) |
208 | |
209 | <Extension> |
210 | Private Sub printInternal(table$()(), dev As TextWriter, distance%, printLayout As printOnDevice, Optional final As printOnDevice = Nothing) |
211 | With dev Or Console.Out.AsDefault |
212 | Dim width% = table.Max(Function(row) row.Length) |
213 | Dim index% |
214 | Dim maxLen%() = New Integer(width - 1) {} |
215 | |
216 | ' 按照列计算出layout偏移量 |
217 | For i As Integer = 0 To width - 1 |
218 | index = i |
219 | maxLen(index) = table _ |
220 | .Select(Function(row) row.ElementAtOrDefault(index)) _ |
221 | .Select(Function(s) |
222 | If String.IsNullOrEmpty(s) Then |
223 | Return 0 |
224 | Else |
225 | Return s.Length |
226 | End If |
227 | End Function) _ |
228 | .Max + distance |
229 | Next |
230 | |
231 | For Each row As String() In table |
232 | Call printLayout(row, width, maxLen, .ByRef) |
233 | Next |
234 | |
235 | If Not final Is Nothing Then |
236 | Call final(Nothing, width, maxLen, .ByRef) |
237 | End If |
238 | |
239 | Call .Flush() |
240 | End With |
241 | End Sub |
242 | |
243 | ''' <summary> |
244 | ''' Print the string matrix collection <paramref name="source"/> in table layout. |
245 | ''' </summary> |
246 | ''' <param name="source">The string matrix collection.</param> |
247 | ''' <param name="dev">The output device</param> |
248 | ''' <param name="sep"></param> |
249 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
250 | <Extension> |
251 | Public Sub Print(source As IEnumerable(Of String()), Optional dev As TextWriter = Nothing, Optional sep As Char = " "c, Optional distance% = 2) |
252 | Call source _ |
253 | .ToArray _ |
254 | .printInternal( |
255 | dev, distance, Sub(row, width, maxLen, device) |
256 | Dim offset% = 0 |
257 | |
258 | For i As Integer = 0 To width - 1 |
259 | If row(i) Is Nothing Then |
260 | row(i) = "" |
261 | End If |
262 | |
263 | device.Write(New String(sep, offset) & row(i)) |
264 | offset = maxLen(i) - row(i).Length |
265 | Next |
266 | |
267 | Call device.WriteLine() |
268 | End Sub) |
269 | End Sub |
270 | |
271 | ''' <summary> |
272 | ''' Print the string dictionary as table |
273 | ''' </summary> |
274 | ''' <param name="table"></param> |
275 | ''' <param name="dev"></param> |
276 | ''' <param name="sep"></param> |
277 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
278 | <Extension> |
279 | Public Sub Print(table As Dictionary(Of String, String), |
280 | Optional dev As TextWriter = Nothing, |
281 | Optional sep As Char = " "c, |
282 | Optional distance% = 2) |
283 | Call { |
284 | New String() {"Item", "Value"} |
285 | } _ |
286 | .Join(table.Select(Function(map) {map.Key, map.Value})) _ |
287 | .Print(dev, sep, distance) |
288 | End Sub |
289 | |
290 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
291 | <Extension> |
292 | Public Sub Print(data As IEnumerable(Of NamedValue(Of String)), |
293 | Optional dev As TextWriter = Nothing, |
294 | Optional sep As Char = " "c, |
295 | Optional trilinearTable As Boolean = False, |
296 | Optional leftMargin% = 0) |
297 | Call { |
298 | New String() {"Name", "Value", "Description"} |
299 | } _ |
300 | .Join(data.Select(Function(item) |
301 | Return {item.Name, item.Value, item.Description} |
302 | End Function)) _ |
303 | .PrintTable( |
304 | dev, |
305 | sep, |
306 | trilinearTable:=trilinearTable, |
307 | leftMargin:=leftMargin) |
308 | End Sub |
309 | End Module |
310 | End Namespace |