1 | #Region "Microsoft.VisualBasic::103acdb6fe820deeb5c59afeec50e77a, Microsoft.VisualBasic.Core\Extensions\Image\Math\Models\PolarPoint.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 | ' Class PolarPoint |
35 | ' |
36 | ' Properties: Angle, Point, Radius |
37 | ' |
38 | ' Function: ToString |
39 | ' |
40 | ' |
41 | ' /********************************************************************************/ |
42 | |
43 | #End Region |
44 | |
45 | Imports System.Drawing |
46 | Imports System.Runtime.CompilerServices |
47 | Imports Microsoft.VisualBasic.Math |
48 | |
49 | Namespace Imaging.Math2D |
50 | |
51 | ''' <summary> |
52 | ''' 极坐标点 |
53 | ''' </summary> |
54 | Public Class PolarPoint |
55 | |
56 | Public Property Radius As Double |
57 | ''' <summary> |
58 | ''' Unit in degree.(单位为度) |
59 | ''' </summary> |
60 | ''' <returns></returns> |
61 | Public Property Angle As Single |
62 | |
63 | ''' <summary> |
64 | ''' 与这个极坐标点等价的笛卡尔直角坐标系上面的坐标点 |
65 | ''' </summary> |
66 | ''' <returns></returns> |
67 | Public ReadOnly Property Point As PointF |
68 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
69 | Get |
70 | Return (Radius, Angle).ToCartesianPoint |
71 | End Get |
72 | End Property |
73 | |
74 | ''' <summary> |
75 | ''' 显示这个极坐标点 |
76 | ''' </summary> |
77 | ''' <returns></returns> |
78 | Public Overrides Function ToString() As String |
79 | Return $"({Radius}, {Angle}°)" |
80 | End Function |
81 | |
82 | Public Shared Widening Operator CType(polar As (radius#, angle!)) As PolarPoint |
83 | Return New PolarPoint With { |
84 | .Angle = polar.angle, |
85 | .Radius = polar.radius |
86 | } |
87 | End Operator |
88 | End Class |
89 | End Namespace |