VERSION 5.00 Begin VB.Form Form1 Caption = "Form1" ClientHeight = 7140 ClientLeft = 60 ClientTop = 345 ClientWidth = 7950 LinkTopic = "Form1" ScaleHeight = 7140 ScaleWidth = 7950 StartUpPosition = 3 'Windows Default Begin VB.PictureBox Picture1 AutoRedraw = -1 'True Height = 3015 Left = 1395 ScaleHeight = 2955 ScaleWidth = 2520 TabIndex = 0 Top = 1920 Width = 2580 Begin VB.Shape Shape1 Height = 1155 Left = 360 Top = 600 Width = 1485 End Begin VB.Line Line1 X1 = -765 X2 = 1305 Y1 = 765 Y2 = -210 End End End Attribute VB_Name = "Form1" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Private Sub Form_Click() ' 声明变量。 Dim CX, CY, Limit, Radius As Integer, Msg As String ScaleMode = vbPixels ' 设置比例模型为像素。 AutoRedraw = True ' 打开 AutoRedraw。 Width = Height ' 改变宽度以便和高度匹配。 CX = ScaleWidth / 2 ' 设置 X 位置。 CY = ScaleHeight / 2 ' 设置 Y 位置。 Limit = CX ' 圆的尺寸限制。 For Radius = 0 To Limit ' 设置半径。 Picture1.Circle (CX, CY), Radius, RGB(Rnd * 255, Rnd * 255, Rnd * 255) DoEvents ' 转移到其它操作。 Next Radius Msg = "Choose OK to save the graphics from this form " Msg = Msg & "to a bitmap file." MsgBox Msg SavePicture Picture1.Image, "TEST.BMP" ' 将图片保存到文件。 End Sub
VERSION 5.00 Begin VB.Form Form1 Caption = "Form1" ClientHeight = 6495 ClientLeft = 60 ClientTop = 345 ClientWidth = 8235 LinkTopic = "Form1" ScaleHeight = 6495 ScaleWidth = 8235 StartUpPosition = 3 'Windows Default Begin VB.PictureBox Picture1 Height = 5085 Left = 240 ScaleHeight = 5025 ScaleWidth = 7950 TabIndex = 1 Top = 735 Width = 8010 End Begin VB.CommandButton Command1 Caption = "Command1" Height = 495 Left = 4965 TabIndex = 0 Top = 30 Width = 1215 End End Attribute VB_Name = "Form1" Attribute VB_GlobalNameSpace = False Attribute VB_Creatable = False Attribute VB_PredeclaredId = True Attribute VB_Exposed = False Private Declare Function ReleaseDC Lib "user32" (ByVal hwnd As Long, ByVal hdc As Long) As Long Private Declare Function OpenClipboard Lib "user32" (ByVal hwnd As Long) As Long Private Declare Function EmptyClipboard Lib "user32" () As Long Private Declare Function SetClipboardData Lib "user32" (ByVal wFormat As Long, ByVal hMem As Long) As Long Private Declare Function SelectObject Lib "gdi32" (ByVal hdc As Long, ByVal hObject As Long) As Long Private Declare Function DeleteDC Lib "gdi32" (ByVal hdc As Long) As Long Private Declare Function BitBlt Lib "gdi32" (ByVal hDestDC As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hSrcDC As Long, ByVal xSrc As Long, ByVal ySrc As Long, ByVal dwRop As Long) As Long Private Declare Function CreateDC Lib "gdi32" Alias "CreateDCA" (ByVal lpDriverName As String, ByVal lpDeviceName As String, ByVal lpOutput As String, lpInitData As Long) As Long Private Declare Function CreateCompatibleDC Lib "gdi32" (ByVal hdc As Long) As Long Private Declare Function CreateCompatibleBitmap Lib "gdi32" (ByVal hdc As Long, ByVal nWidth As Long, ByVal nHeight As Long) As Long Private Declare Function CloseClipboard Lib "user32" () As Long '函数: Sub ScrnCap(Lt, Top, Rt, Bot) rWidth = Rt - Lt rHeight = Bot - Top SourceDC = CreateDC("DISPLAY", 0, 0, 0) DestDC = CreateCompatibleDC(SourceDC) BHandle = CreateCompatibleBitmap(SourceDC, rWidth, rHeight) SelectObject DestDC, BHandle BitBlt DestDC, 0, 0, rWidth, rHeight, SourceDC, Lt, Top, &HCC0020 Wnd = Screen.ActiveForm.hwnd OpenClipboard Wnd EmptyClipboard SetClipboardData 2, BHandle CloseClipboard DeleteDC DestDC ReleaseDC DHandle, SourceDC End Sub '以下的示例把屏幕图象捕捉后,放到Picture1 中。 Sub Command1_Click() Form1.Visible = False ScrnCap 0, 0, 640, 480 Form1.Visible = True Picture1 = Clipboard.GetData() End Sub
Begin VB.Form Form1
Caption = "Form1"
ClientHeight = 7140
ClientLeft = 60
ClientTop = 345
ClientWidth = 7950
LinkTopic = "Form1"
ScaleHeight = 7140
ScaleWidth = 7950
StartUpPosition = 3 'Windows Default
Begin VB.PictureBox Picture1
AutoRedraw = -1 'True
Height = 3015
Left = 1395
ScaleHeight = 2955
ScaleWidth = 2520
TabIndex = 0
Top = 1920
Width = 2580
Begin VB.Shape Shape1
Height = 1155
Left = 360
Top = 600
Width = 1485
End
Begin VB.Line Line1
X1 = -765
X2 = 1305
Y1 = 765
Y2 = -210
End
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Form_Click()
' 声明变量。
Dim CX, CY, Limit, Radius As Integer, Msg As String
ScaleMode = vbPixels ' 设置比例模型为像素。
AutoRedraw = True ' 打开 AutoRedraw。
Width = Height ' 改变宽度以便和高度匹配。
CX = ScaleWidth / 2 ' 设置 X 位置。
CY = ScaleHeight / 2 ' 设置 Y 位置。
Limit = CX ' 圆的尺寸限制。
For Radius = 0 To Limit ' 设置半径。
Picture1.Circle (CX, CY), Radius, RGB(Rnd * 255, Rnd * 255, Rnd * 255)
DoEvents ' 转移到其它操作。
Next Radius
Msg = "Choose OK to save the graphics from this form "
Msg = Msg & "to a bitmap file."
MsgBox Msg
SavePicture Picture1.Image, "TEST.BMP" ' 将图片保存到文件。
End Sub
Begin VB.Form Form1
Caption = "Form1"
ClientHeight = 6495
ClientLeft = 60
ClientTop = 345
ClientWidth = 8235
LinkTopic = "Form1"
ScaleHeight = 6495
ScaleWidth = 8235
StartUpPosition = 3 'Windows Default
Begin VB.PictureBox Picture1
Height = 5085
Left = 240
ScaleHeight = 5025
ScaleWidth = 7950
TabIndex = 1
Top = 735
Width = 8010
End
Begin VB.CommandButton Command1
Caption = "Command1"
Height = 495
Left = 4965
TabIndex = 0
Top = 30
Width = 1215
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Declare Function ReleaseDC Lib "user32" (ByVal hwnd As Long, ByVal hdc As Long) As Long
Private Declare Function OpenClipboard Lib "user32" (ByVal hwnd As Long) As Long
Private Declare Function EmptyClipboard Lib "user32" () As Long
Private Declare Function SetClipboardData Lib "user32" (ByVal wFormat As Long, ByVal hMem As Long) As Long
Private Declare Function SelectObject Lib "gdi32" (ByVal hdc As Long, ByVal hObject As Long) As Long
Private Declare Function DeleteDC Lib "gdi32" (ByVal hdc As Long) As Long
Private Declare Function BitBlt Lib "gdi32" (ByVal hDestDC As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hSrcDC As Long, ByVal xSrc As Long, ByVal ySrc As Long, ByVal dwRop As Long) As Long
Private Declare Function CreateDC Lib "gdi32" Alias "CreateDCA" (ByVal lpDriverName As String, ByVal lpDeviceName As String, ByVal lpOutput As String, lpInitData As Long) As Long
Private Declare Function CreateCompatibleDC Lib "gdi32" (ByVal hdc As Long) As Long
Private Declare Function CreateCompatibleBitmap Lib "gdi32" (ByVal hdc As Long, ByVal nWidth As Long, ByVal nHeight As Long) As Long
Private Declare Function CloseClipboard Lib "user32" () As Long
'函数:
Sub ScrnCap(Lt, Top, Rt, Bot)
rWidth = Rt - Lt
rHeight = Bot - Top
SourceDC = CreateDC("DISPLAY", 0, 0, 0)
DestDC = CreateCompatibleDC(SourceDC)
BHandle = CreateCompatibleBitmap(SourceDC, rWidth, rHeight)
SelectObject DestDC, BHandle
BitBlt DestDC, 0, 0, rWidth, rHeight, SourceDC, Lt, Top, &HCC0020
Wnd = Screen.ActiveForm.hwnd
OpenClipboard Wnd
EmptyClipboard
SetClipboardData 2, BHandle
CloseClipboard
DeleteDC DestDC
ReleaseDC DHandle, SourceDC
End Sub
'以下的示例把屏幕图象捕捉后,放到Picture1 中。
Sub Command1_Click()
Form1.Visible = False
ScrnCap 0, 0, 640, 480
Form1.Visible = True
Picture1 = Clipboard.GetData()
End Sub