Print Method (ImGearPageDisplay)

Draws the image on .NET Graphics for printing. Call to Print(hdc) is equal to call DrawEx(null, hdc, true).

Syntax

public void Print( 
   Graphics graphics
)

public: void Print( 
   Graphics* graphics
)

public:
void Print( 
   Graphics^ graphics
)

'Declaration
 
Public Sub Print( _
   ByVal graphics As Graphics _
)

'Usage
 
Dim instance As ImGearPageDisplay
Dim graphics As Graphics
 
instance.Print(graphics)

Parameters

graphics: Graphics object to draw the image on.

Example

C#
Visual Basic

private void PrintPage(object sender, EventArgs e)
{
    // Load an image
    ImGearPage igPage;
    using (FileStream localFile = new FileStream("test1.tif", FileMode.Open))
    {
        igPage = ImGearFileFormats.LoadPage(localFile, 0);
    }
    // Create a new ImGearPageDisplay based upon an ImGearPage.
    ImGearPageDisplay igPageDisplay = new ImGearPageDisplay(igPage);
    // Set the current ImGearPageView to use this new display.
    imGearPageView.Display = igPageDisplay;
    // Initialize a PrintDialog for the user to select a printer.
    using (PrintDocument document = new PrintDocument())
    using (PrintDialog printDialog = new PrintDialog())
    {
        printDialog.Document = document;
        // Set the page range to 1 page.
        printDialog.AllowSomePages = true;
        printDialog.PrinterSettings.MinimumPage = 1;
        printDialog.PrinterSettings.MaximumPage = 1;
        printDialog.PrinterSettings.FromPage = 1;
        printDialog.PrinterSettings.ToPage = 1;
        
        if (DialogResult.OK == printDialog.ShowDialog(this))
        {
            // Set a name for the print job.
            document.DocumentName = this.Text;
            // Define a PrintPage event handler and start printing.
            document.PrintPage +=
                new PrintPageEventHandler(HandlePrinting);
            document.Print();
        }
    }
}

void HandlePrinting(object sender, PrintPageEventArgs args)
{
    // Clone the current Display for use as a printing display.
    ImGearPageDisplay igPageDisplayPrinting =
        imGearPageView.Display.Clone();
    igPageDisplayPrinting.Page = imGearPageView.Display.Page;
    // Get the current Zoom settings and disabled fixed zoom.
    ImGearZoomInfo igZoomInfo =
        igPageDisplayPrinting.GetZoomInfo(imGearPageView);
    igZoomInfo.Horizontal.Fixed =
        igZoomInfo.Vertical.Fixed = false;
    igPageDisplayPrinting.UpdateZoomFrom(igZoomInfo);
    // Disable any background before printing.
    igPageDisplayPrinting.Background.Mode =
        ImGearBackgroundModes.NONE;
    // Print to the Graphics device chosen from the PrintDialog.
    igPageDisplayPrinting.Print(args.Graphics);
    // Let the PrintDialog know there are no more pages.
    args.HasMorePages = false;
}

Private Sub PrintPage(ByVal sender As System.Object, ByVal e As System.EventArgs) _
                Handles ImGearPageDisplayPrintToolStripMenuItem.Click
    'Load an image
    Dim igPage As ImGearPage
    Dim localFile As FileStream = New FileStream("test1.tif", FileMode.Open)
    Try
        igPage = ImGearFileFormats.LoadPage(localFile, 0)
    Finally
        localFile.Close()
    End Try
    'Create a new ImGearPageDisplay based upon an ImGearPage.
    Dim igPageDisplay As ImGearPageDisplay = New ImGearPageDisplay(igPage)
    'Set the current ImGearPageView to use this new display.
    ImGearPageView1.Display = igPageDisplay
    'Initialize a PrintDialog for the user to select a printer.

    Dim document As PrintDocument = New PrintDocument()
    Dim printDialog As PrintDialog = New PrintDialog()
    Try
        printDialog.Document = document
        'Set the page range to 1 page.
        printDialog.AllowSomePages = True
        printDialog.PrinterSettings.MinimumPage = 1
        printDialog.PrinterSettings.MaximumPage = 1
        printDialog.PrinterSettings.FromPage = 1
        printDialog.PrinterSettings.ToPage = 1

        If (printDialog.ShowDialog(Me) = DialogResult.OK) Then
            'Set a name for the print job.
            document.DocumentName = Me.Text
            'Define a PrintPage event handler and start printing.
            AddHandler document.PrintPage, _
                New PrintPageEventHandler(AddressOf HandlePrinting)
            document.Print()
        End If
    Finally
        printDialog.Dispose()
        document.Dispose()
    End Try
End Sub

Private Sub HandlePrinting(ByVal sender As Object, ByVal args As PrintPageEventArgs)
    'Clone the current Display for use as a printing display.
    Dim igPageDisplayPrinting As ImGearPageDisplay = _
        ImGearPageView1.Display.Clone()
    igPageDisplayPrinting.Page = ImGearPageView1.Display.Page
    'Get the current Zoom settings and disabled fixed zoom.
    Dim igZoomInfo As ImGearZoomInfo = _
        igPageDisplayPrinting.GetZoomInfo(ImGearPageView1)
    igZoomInfo.Horizontal.Fixed = False
    igZoomInfo.Vertical.Fixed = False
    igPageDisplayPrinting.UpdateZoomFrom(igZoomInfo)
    'Disable any background before printing.
    igPageDisplayPrinting.Background.Mode = _
        ImGearBackgroundModes.NONE
    'Print to the Graphics device chosen from the PrintDialog.
    igPageDisplayPrinting.Print(args.Graphics)
    'Let the PrintDialog know there are no more pages.
    args.HasMorePages = False
End Sub

Reference

ImGearPageDisplay Class
ImGearPageDisplay Members