PdfViewer.GetDocumentPosition(PointF, Boolean) Method
Converts the specified point coordinates relative to the PDF Viewer’s client area (in pixels) to the page coordinates in a document.
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. |
inPageBounds | Boolean | A Boolean value that determines how the method interprets the point located outside page bounds in a document; if true - when the point is outside page bounds, the method returns the point coordinates that belong to the closest page in a document; false - if the point is outside page bounds, this method returns null. |
Returns
Type | Description |
---|---|
PdfDocumentPosition | A PdfDocumentPosition object that returns the page coordinates and the page number in a document. |
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));
}
}
}