form06.frm

来自「一个关于基于MO编程的参考资料希望对大家的交流和学习有帮助」· FRM 代码 · 共 84 行

VERSION 5.00
Object = "{9BD6A640-CE75-11D1-AF04-204C4F4F5020}#2.0#0"; "mo20.ocx"
Begin VB.Form Form06 
   Caption         =   "画多边形"
   ClientHeight    =   4725
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5865
   LinkTopic       =   "Form1"
   ScaleHeight     =   4725
   ScaleWidth      =   5865
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command1 
      Caption         =   "画图"
      Height          =   495
      Left            =   2280
      TabIndex        =   1
      Top             =   4200
      Width           =   1335
   End
   Begin MapObjects2.Map Map1 
      Height          =   3975
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   5655
      _Version        =   131072
      _ExtentX        =   9975
      _ExtentY        =   7011
      _StockProps     =   225
      BackColor       =   16777215
      BorderStyle     =   1
      Contents        =   "form06.frx":0000
   End
End
Attribute VB_Name = "Form06"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'Xuewei,2003/5/7
'用程序画Polygon。
Option Explicit

Dim Poly As MapObjects2.Polygon
Dim Pts As MapObjects2.Points

Sub pp(ByVal a As Integer)
  a = 12
End Sub

Private Sub Command1_Click()
  Dim p As Point
  Set Poly = New MapObjects2.Polygon
  Set Pts = New MapObjects2.Points
  Set p = Map1.ToMapPoint(900, 100)
  Pts.Add p
  Set p = Map1.ToMapPoint(3500, 1500)
  Pts.Add p
  Set p = Map1.ToMapPoint(0, 1000)
  Pts.Add p
  Set p = Map1.ToMapPoint(900, 100)
  Pts.Add p
  Poly.Parts.Add Pts
  Set Pts = Poly.Parts(0)
  Map1.Refresh
End Sub

Private Sub Map1_AfterTrackingLayerDraw(ByVal hDC As stdole.OLE_HANDLE)
  If Not Poly Is Nothing Then
    If Pts.Count > 1 Then
      Dim sym As New Symbol
      sym.Color = moRed
      sym.SymbolType = moFillSymbol
      sym.Size = 5
      Map1.DrawShape Poly, sym
    End If
  End If
End Sub