Gets or sets the viewer currently assigned for panning process by the control.
Syntax
Property Value
The viewer object, which has an image to be pan using the
RasterImagePanViewer control.
Example
This example shows how to use a pan window with a RasterImageViewer
Visual Basic | Copy Code |
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Private Class MyForm1 : Inherits Form
Public panViewer As RasterImagePanViewer
Public viewer As RasterImageViewer
Public Sub New(ByVal title As String)
Text = title
' Set the size of the form
Size = New Size(400, 400)
' Create the viewer
viewer = New RasterImageViewer()
viewer.Size = New Size(Size.Width, Size.Height \ 2)
viewer.Dock = DockStyle.Fill
' Load an image
Dim codecs As RasterCodecs = New RasterCodecs()
viewer.Image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "image1.cmp"))
panViewer = New RasterImagePanViewer()
panViewer.Dock = DockStyle.Top
panViewer.BackColor = Color.Bisque
panViewer.ClipCursor = True
panViewer.BorderStyle = BorderStyle.Fixed3D
panViewer.BringToFront()
AddHandler panViewer.Pan, AddressOf panViewer_Pan
panViewer.RectangleColor = Color.Blue
panViewer.ImageColor = Color.FromArgb(128, 0, 0, 0)
panViewer.Cursor = Cursors.Hand
panViewer.Viewer = viewer
Controls.Add(panViewer)
Controls.Add(viewer)
viewer.BringToFront()
End Sub
Private Sub panViewer_Pan(ByVal sender As Object, ByVal e As RasterImagePanViewerEventArgs)
Select Case e.Status
Case RasterImagePanViewerStatus.Begin, RasterImagePanViewerStatus.Panning, RasterImagePanViewerStatus.End
Text = "Pan Status = " & e.Status.ToString() & " Rectangle =" & e.Rectangle.ToString() & " Cancel = " & e.Cancel.ToString()
Console.WriteLine(Text)
Exit Select
End Select
End Sub
End Class
Public Sub RasterImagePanViewer_Viewer()
Dim form As MyForm1 = New MyForm1("Test_RasterImagePanViewer_Viewer")
form.ShowDialog()
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class |
C# | Copy Code |
---|
class MyForm1 : Form
{
public RasterImagePanViewer panViewer;
public RasterImageViewer viewer;
public MyForm1(string title)
{
Text = title;
// Set the size of the form
Size = new Size(400, 400);
// Create the viewer
viewer = new RasterImageViewer();
viewer.Size = new Size(Size.Width, Size.Height / 2);
viewer.Dock = DockStyle.Fill;
// Load an image
RasterCodecs codecs = new RasterCodecs();
viewer.Image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "image1.cmp"));
panViewer = new RasterImagePanViewer();
panViewer.Dock = DockStyle.Top;
panViewer.BackColor = Color.Bisque;
panViewer.ClipCursor = true;
panViewer.BorderStyle = BorderStyle.Fixed3D;
panViewer.BringToFront();
panViewer.Pan += new EventHandler<RasterImagePanViewerEventArgs>(panViewer_Pan);
panViewer.RectangleColor = Color.Blue;
panViewer.ImageColor = Color.FromArgb(128, 0, 0, 0);
panViewer.Cursor = Cursors.Hand;
panViewer.Viewer = viewer;
Controls.Add(panViewer);
Controls.Add(viewer);
viewer.BringToFront();
}
private void panViewer_Pan(object sender, RasterImagePanViewerEventArgs e)
{
switch (e.Status)
{
case RasterImagePanViewerStatus.Begin:
case RasterImagePanViewerStatus.Panning:
case RasterImagePanViewerStatus.End:
{
Text = "Pan Status = " + e.Status.ToString() + " Rectangle =" + e.Rectangle.ToString() + " Cancel = " + e.Cancel.ToString();
Console.WriteLine(Text);
break;
}
}
}
}
public void RasterImagePanViewer_Viewer()
{
MyForm1 form = new MyForm1("Test_RasterImagePanViewer_Viewer");
form.ShowDialog();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
} |
Remarks
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7
See Also