[698] | 1 | #require <gdiplus.ab>
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| 2 | #require <Classes/System/Drawing/Graphics.ab>
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| 3 | #require <Classes/System/Drawing/misc.ab>
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| 4 | #require <Classes/System/Drawing/Point.ab>
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| 5 | #require <Classes/System/Drawing/PointF.ab>
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| 6 | #require <Classes/System/Drawing/Rectangle.ab>
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| 7 | #require <Classes/System/Drawing/RectangleF.ab>
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| 8 | #require <Classes/System/Drawing/Size.ab>
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| 9 | #require <Classes/System/Drawing/SizeF.ab>
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| 10 | #require <Classes/System/Drawing/Color.ab>
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| 11 | #require <Classes/System/Drawing/CharacterRange.ab>
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| 12 | #require <Classes/System/Drawing/Font.ab>
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| 13 | #require <Classes/System/Drawing/FontFamily.ab>
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| 14 | #require <Classes/System/Drawing/Pen.ab>
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| 15 | #require <Classes/System/Drawing/Drawing2D/misc.ab>
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| 16 | #require <Classes/System/Drawing/Drawing2D/Matrix.ab>
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| 17 | #require <Classes/System/Drawing/Imaging/misc.ab>
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| 18 | #require <Classes/System/Drawing/Imaging/MetafileHeader.ab>
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| 19 | #require <Classes/System/Drawing/Text/misc.ab>
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| 20 |
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| 21 | /*!
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| 22 | @file
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| 23 | @brief 「Win32プログラミング講座 ~ Step32. アナログ時計を作る ~」のAB5 GDI+移植版
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| 24 | http://www.activebasic.com/help_center/articles/win32/step05/
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| 25 | メニューは未実装。
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| 26 |
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| 27 | @date 2008/07/20
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| 28 | @auther Egtra
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| 29 | */
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| 30 |
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| 31 | #require <Classes/ActiveBasic/Windows/UI/Form.ab>
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| 32 | #require <Classes/ActiveBasic/Windows/UI/Application.ab>
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| 33 | #require <Classes/ActiveBasic/Windows/UI/Timer.ab>
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| 34 |
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| 35 | Imports ActiveBasic.Windows.UI
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| 36 | Imports ActiveBasic.Math
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| 37 | Imports System
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| 38 |
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| 39 | #resource "UI_Sample.rc"
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| 40 |
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| 41 | Const PAI = 3.14159265358979323846264
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| 42 |
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| 43 | Class WatchForm
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| 44 | Inherits Form
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| 45 | Public
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| 46 | Sub WatchForm()
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| 47 | AddCreate(AddressOf(OnCreate))
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| 48 | AddDestroy(AddressOf(OnDestroy))
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| 49 | AddPaintDC(AddressOf(OnPaint_))
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| 50 | AddPaintBackground(AddressOf(OnPaintBackground_))
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| 51 | End Sub
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| 52 |
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| 53 | Protected
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| 54 | Override Sub GetCreateStruct(ByRef cs As CREATESTRUCT)
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| 55 | Super.GetCreateStruct(cs)
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| 56 | With cs
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| 57 | .cx = 240
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| 58 | .cy = 240
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| 59 | .lpszName = "clock"
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| 60 | End With
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| 61 | End Sub
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| 62 |
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| 63 | Private
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| 64 | Sub OnCreate(sender As Object, e As CreateArgs)
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| 65 | timer = New Timer(This)
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| 66 | With timer
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| 67 | .Interval = 100 '元に忠実にするなら10
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| 68 | .AddTick(AddressOf(Timer_OnTick))
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| 69 | .Start()
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| 70 | End With
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| 71 | GetLocalTime(st)
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| 72 |
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| 73 | Dim gsi = [1] As GdiplusStartupInput
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| 74 | GdiplusStartup(gdipToken, gsi, 0)
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| 75 | End Sub
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| 76 |
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| 77 | Sub OnDestroy(sender As Object, e As EventArgs)
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| 78 | ' GdiplusShutdown(gdipToken)
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| 79 | End Sub
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| 80 |
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| 81 | Sub Timer_OnTick(sender As Object, e As Args)
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| 82 | Dim wsec As Word
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| 83 | wsec = st.wSecond
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| 84 | GetLocalTime(st)
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| 85 | '秒針を動かす必要があるときは再描画する
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| 86 | If wsec <> st.wSecond Then Invalidate()
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| 87 | End Sub
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| 88 |
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| 89 | Sub OnPaintBackground_(sender As Object, e As PaintBackgroundArgs)
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| 90 | Dim hdc = e.Handle
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| 91 | Dim rc = This.ClientRect
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| 92 | Dim hbrOld = SelectObject(hdc, GetStockObject(WHITE_BRUSH))
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| 93 | ExtTextOut(hdc, 0, 0, ETO_OPAQUE, rc, "", 0, 0)
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| 94 | SelectObject(hdc, hbrOld)
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| 95 | End Sub
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| 96 |
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| 97 | Sub OnPaint_(sender As Object, e As PaintDCArgs)
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| 98 | Imports System.Drawing
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| 99 |
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| 100 | Dim pos As PointF
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| 101 |
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| 102 | Dim hdc = e.Handle
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| 103 | Dim g = Graphics.FromHDC(hdc)
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| 104 | g.Clear(&hffffffff)
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| 105 |
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| 106 | Dim rc = This.ClientRect
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| 107 | Dim CenterPos As PointF '針の中心位置
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| 108 | '針の中心位置
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| 109 | CenterPos.X = rc.right / 2
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| 110 | CenterPos.Y = rc.bottom / 2
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| 111 |
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| 112 | '3つとも元と違ってDouble型にしている。
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| 113 | Dim Length_Second = Math.Min(rc.bottom, rc.right) / 2.0 - 2.0 '秒針の長さ
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| 114 | Dim Length_Minute = Length_Second As Double '短針の長さ
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| 115 | Dim Length_Hour = Length_Minute * 0.70 '長針の長さ
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| 116 |
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| 117 | '短針
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| 118 | If st.wHour = 12 Then st.wHour = 0
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| 119 | pos.X = (CenterPos.X + Length_Hour * Sin(st.wHour * PAI / 6 + st.wMinute * PAI / 360)) As Single
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| 120 | pos.Y = (CenterPos.Y - Length_Hour * Cos(st.wHour * PAI / 6 + st.wMinute * PAI / 360)) As Single
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| 121 | Dim pen = New Pen(&hffff6400, 5.0)
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| 122 | g.DrawLine(pen, CenterPos, pos)
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| 123 |
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| 124 | '長針
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| 125 | pos.X = (CenterPos.X + Length_Minute * Sin(st.wMinute * PAI / 30 + st.wSecond * PAI / 1800)) As Single
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| 126 | pos.Y = (CenterPos.Y - Length_Minute * Cos(st.wMinute * PAI / 30 + st.wSecond * PAI / 1800)) As Single
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| 127 | pen.Color = &hffff0000
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| 128 | pen.Width = 2.0
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| 129 | g.DrawLine(pen, CenterPos, pos)
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| 130 |
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| 131 | '秒針
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| 132 | pos.X = (CenterPos.X + Length_Second * Sin(st.wSecond * PAI / 30)) As Long
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| 133 | pos.Y = (CenterPos.Y - Length_Second * Cos(st.wSecond * PAI / 30)) As Long
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| 134 | pen.Color = &hff000000
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| 135 | pen.Width = 1.0
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| 136 | g.DrawLine(pen, CenterPos, pos)
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| 137 | pen.Dispose()
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| 138 | g.Dispose()
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| 139 | End Sub
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| 140 |
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| 141 | timer As Timer
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| 142 | st As SYSTEMTIME
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| 143 | bTopMost As Long
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| 144 | gdipToken As ULONG_PTR
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| 145 | End Class
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| 146 |
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| 147 | Control.Initialize(GetModuleHandle(0))
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| 148 | Dim f = New WatchForm
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| 149 | f.CreateForm()
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| 150 | Application.Run(f)
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| 151 | End
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