📄 图层叠加生成地图.frm
字号:
VERSION 5.00
Object = "{CC5B7491-2EBE-11D3-A620-0080C8EE6685}#2.0#0"; "SuperMap.ocx"
Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "COMDLG32.OCX"
Begin VB.Form Form1
BackColor = &H0000C000&
BorderStyle = 0 'None
Caption = "Form1"
ClientHeight = 8580
ClientLeft = 60
ClientTop = 345
ClientWidth = 12000
LinkTopic = "Form1"
ScaleHeight = 8580
ScaleWidth = 12000
ShowInTaskbar = 0 'False
StartUpPosition = 3 '窗口缺省
Begin VB.CommandButton Command8
Caption = "地图刷新"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 8880
TabIndex = 10
Top = 6840
Width = 1335
End
Begin VB.CommandButton Command7
Caption = "全图显示"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 7320
TabIndex = 9
Top = 6840
Width = 1335
End
Begin VB.CommandButton Command6
Caption = "漫游"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 5880
TabIndex = 8
Top = 6840
Width = 1335
End
Begin VB.CommandButton Command5
Caption = "缩小"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 4440
TabIndex = 7
Top = 6840
Width = 1335
End
Begin VB.CommandButton Command4
Caption = "放大"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 2880
TabIndex = 6
Top = 6840
Width = 1335
End
Begin VB.CommandButton Command3
Caption = "关闭窗口"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 720
TabIndex = 5
Top = 6120
Width = 1695
End
Begin VB.CommandButton Command2
Caption = "显示地图"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 720
TabIndex = 4
Top = 5520
Width = 1695
End
Begin VB.CommandButton Command1
BackColor = &H00FFFFFF&
Caption = "显示数据集"
BeginProperty Font
Name = "楷体_GB2312"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 720
TabIndex = 3
Top = 4920
Width = 1695
End
Begin VB.ListBox lstDatasets
Height = 3840
Left = 720
TabIndex = 1
Top = 840
Width = 1695
End
Begin MSComDlg.CommonDialog cdlfile
Left = 120
Top = 2760
_ExtentX = 847
_ExtentY = 847
_Version = 393216
End
Begin SuperMapLib.SuperWorkspace SuperWorkspace1
Left = 120
Top = 1800
_Version = 131072
_ExtentX = 847
_ExtentY = 847
_StockProps = 0
End
Begin SuperMapLib.SuperMap SuperMap1
Height = 6255
Left = 2520
TabIndex = 0
Top = 360
Width = 8175
_Version = 131072
_ExtentX = 14420
_ExtentY = 11033
_StockProps = 160
Action = 2
End
Begin VB.Label Label1
AutoSize = -1 'True
BackStyle = 0 'Transparent
Caption = "数据集："
BeginProperty Font
Name = "楷体_GB2312"
Size = 14.25
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 285
Left = 720
TabIndex = 2
Top = 360
Width = 1260
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim objdatasource As soDataSource '数据源对象
Dim objdatasources As soDataSources '数据源集合对象
Dim objDatasets As soDatasets '数据集集合
Dim objDataset As soDataset '数据集
Dim objlayers As soLayers '图层集合变量
Dim objlayer As soLayer '图层变量对象
Private Sub Command1_Click()
Dim sfilename As String '数据源文件名
Dim stralias As String '打开数据源别名
cdlfile.DialogTitle = "打开数据源文件"
cdlfile.InitDir = App.Path
cdlfile.Filter = "supermap 数据源文件(*.sdd)|*.sdd"
cdlfile.ShowOpen
If cdlfile.FileName <> "" Then
sfilename = cdlfile.FileName
Else
Exit Sub
End If
stralias = "MyDatasource"
Set objdatasource = SuperWorkspace1.OpenDataSource(sfilename, stralias, sceSDB, False)
If objdatasource Is Nothing Then
MsgBox "打开数据源文件失败！", vbInformation
Exit Sub
Else
Dim i As Integer '循环变量
Set objDatasets = objdatasource.Datasets
If objDatasets.Count <> 0 Then
lstDatasets.Clear
For i = 1 To objDatasets.Count
Set objDataset = objDatasets.Item(i)
lstDatasets.AddItem objDataset.Name
Next i
End If
'释放对象变量
Set objdatasource = Nothing
Set objDatasets = Nothing
Set objDataset = Nothing
End If
End Sub
Private Sub Command2_Click()
SuperMap1.Connect SuperWorkspace1.Handle
Dim k As Integer
Set objdatasources = SuperWorkspace1.Datasources
Set objdatasource = objdatasources.Item(1)
Set objDatasets = objdatasource.Datasets
For k = 1 To objDatasets.Count
Set objDataset = objDatasets.Item(k)
Set objlayer = SuperMap1.Layers.AddDataset(objDataset, True)
Next k
SuperMap1.Refresh
End Sub
Private Sub Command3_Click()
SuperMap1.Close
SuperWorkspace1.Close
Unload Me
End Sub
Private Sub Command4_Click()
SuperMap1.Action = scaZoomIn
End Sub
Private Sub Command5_Click()
SuperMap1.Action = scaZoomOut
End Sub
Private Sub Command6_Click()
SuperMap1.Action = scaPan
End Sub
Private Sub Command7_Click()
SuperMap1.ViewEntire
End Sub
Private Sub Command8_Click()
SuperMap1.Refresh
End Sub
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