PdfViewer.GetDocumentPosition(PointF) Method
Converts the specified point coordinates relative to the PDF Viewer’s client area to the page coordinates.
Namespace: DevExpress.XtraPdfViewer
Assembly: DevExpress.XtraPdfViewer.v23.2.dll
NuGet Package: DevExpress.Win.PdfViewer
Declaration
Parameters
Name | Type | Description |
---|---|---|
clientPoint | PointF | A PointF structure, specifying the coordinates of a point (in pixels) relative to the PDF Viewer’s client area. |
Returns
Type | Description |
---|---|
PdfDocumentPosition | A PdfDocumentPosition object that returns the page coordinates and the page number. |
Remarks
When the target point is outside page bounds, the GetDocumentPosition method returns the point coordinates that belong to the closest document page.
Example
This example shows how to determine what page was clicked in a document.
using System.IO;
using System.Reflection;
using System.Windows.Forms;
using DevExpress.Pdf;
using DevExpress.XtraBars.Ribbon;
namespace PageHitTest
{
public partial class Form1 : RibbonForm
{
public Form1()
{
InitializeComponent();
Stream stream = GetResourceStream("PageHitTest.demo.pdf");
pdfViewer.LoadDocument(stream);
}
static Stream GetResourceStream(string resourceName)
{
return Assembly.GetExecutingAssembly().GetManifestResourceStream(resourceName);
}
void pdfViewer_MouseClick(object sender, MouseEventArgs e)
{
PdfDocumentPosition position = pdfViewer.GetDocumentPosition(e.Location, true);
MessageBox.Show(string.Format("You clicked on page {0}", position.PageNumber));
}
}
}
Related GitHub Examples
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the GetDocumentPosition(PointF) method.
Note
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