Fix bookmark reference on more pdf readers.

Klavs Skovby · Klavs Skovby · commit 0c096ea38cec · 2022-06-01T07:03:29.000+02:00
diff --git a/PdfSharpCore/Pdf/PdfOutline.cs b/PdfSharpCore/Pdf/PdfOutline.cs
@@ -240,7 +240,7 @@ public double Zoom
             get { return _zoom; }
             set { _zoom = value; }
         }
-        double _zoom; // PDF teats 0 and null equally.
+        double _zoom = double.NaN; // PDF teats 0 and null equally.
 
         /// <summary>
         /// Gets or sets whether the outline item is opened (or expanded).

Original file line number	Diff line number	Diff line change
`@@ -240,7 +240,7 @@ public double Zoom`
`240`	`240`	`get { return _zoom; }`
`241`	`241`	`set { _zoom = value; }`
`242`	`242`	`}`
`243`		`- double _zoom; // PDF teats 0 and null equally.`
	`243`	`+ double _zoom = double.NaN; // PDF teats 0 and null equally.`
`244`	`244`
`245`	`245`	`/// <summary>`
`246`	`246`	`/// Gets or sets whether the outline item is opened (or expanded).`