theme.frm

使用VB和MAPX开发的一个比较通用的实例程序

VERSION 5.00
Begin VB.Form theme 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "专地图设置"
   ClientHeight    =   3210
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   4965
   LinkTopic       =   "Form2"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3210
   ScaleWidth      =   4965
   StartUpPosition =   2  '屏幕中心
   Begin VB.Frame Frame1 
      BackColor       =   &H8000000A&
      Caption         =   "专地图类型"
      ForeColor       =   &H8000000D&
      Height          =   3015
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   4695
      Begin VB.CommandButton Command3 
         Caption         =   "移去专地图"
         Height          =   375
         Left            =   3000
         TabIndex        =   10
         Top             =   2520
         Width           =   1215
      End
      Begin VB.OptionButton Option1 
         Caption         =   "网格图"
         Height          =   255
         Index           =   5
         Left            =   3120
         TabIndex        =   8
         Top             =   720
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "独立值图"
         Height          =   255
         Index           =   4
         Left            =   1680
         TabIndex        =   7
         Top             =   720
         Value           =   -1  'True
         Width           =   1215
      End
      Begin VB.OptionButton Option1 
         Caption         =   "点状图"
         Height          =   255
         Index           =   3
         Left            =   360
         TabIndex        =   6
         Top             =   720
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "柱状图"
         Height          =   255
         Index           =   2
         Left            =   3120
         TabIndex        =   5
         Top             =   240
         Width           =   975
      End
      Begin VB.OptionButton Option1 
         Caption         =   "饼图"
         Height          =   255
         Index           =   1
         Left            =   1680
         TabIndex        =   4
         Top             =   240
         Width           =   975
      End
      Begin VB.CommandButton Command2 
         Caption         =   "取消"
         Height          =   375
         Left            =   1800
         TabIndex        =   3
         Top             =   2520
         Width           =   855
      End
      Begin VB.CommandButton Command1 
         Caption         =   "确定"
         Height          =   375
         Left            =   360
         TabIndex        =   2
         Top             =   2520
         Width           =   855
      End
      Begin VB.OptionButton Option1 
         Caption         =   "范围图"
         Height          =   255
         Index           =   0
         Left            =   360
         TabIndex        =   1
         Top             =   240
         Width           =   975
      End
      Begin VB.Label Label1 
         Caption         =   "由于属性数据无法建立数值数据类专地图，某些功能无法实现。"
         Height          =   615
         Left            =   1080
         TabIndex        =   9
         Top             =   1560
         Width           =   2535
      End
   End
End
Attribute VB_Name = "theme"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim Theme_type As String

Private Sub Command1_Click()
If Theme_type = "mithemeranged" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemeRanged
Form1.Map1.Datasets.Item(lname).Refresh
ElseIf Theme_type = "mithemebarchart" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemeBarChart
Form1.Map1.Datasets.Item(lname).Refresh
ElseIf Theme_type = "mithemedotdensity" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemeDotDensity
Form1.Map1.Datasets.Item(lname).Refresh
ElseIf Theme_type = "mithemeindividualvalue" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemeIndividualValue
Form1.Map1.Datasets.Item(lname).Refresh
ElseIf Theme_type = "mithemenone" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemeNone
Form1.Map1.Datasets.Item(lname).Refresh
ElseIf Theme_type = "mithemepiechart" Then
Form1.Map1.Datasets.Item(lname).Themes.Add miThemePieChart
Form1.Map1.Datasets.Item(lname).Refresh
End If
Unload Me
End Sub

Private Sub Command2_Click()
Unload Me
End Sub

Private Sub List1_Click()

End Sub

Private Sub Command3_Click()
Dim ds As Dataset
For Each ds In Form1.Map1.Datasets
ds.Themes.RemoveAll
Next ds
End Sub

Private Sub Form_Load()
 Theme_type = "mithemeindividualvalue"
End Sub

Private Sub Option1_Click(Index As Integer)
Select Case Index
    Case 0
        Theme_type = "mithemeranged"
    Case 1
        Theme_type = "mithemepiechart"
    Case 2
        Theme_type = "mithemebarchart"
    Case 3
        Theme_type = "mithemedotdensity"
    Case 4
        Theme_type = "mithemeindividualvalue"
    Case 5
        Theme_type = "mithemenone"
End Select
End Sub