/// <summary>
/// Constructor
/// </summary>
/// <param name="report">report document</param>
/// <param name="data">multiple report data</param>
/// <exception cref="ArgumentException">Need at least two ReportData objects</exception>
public MultipleReportPaginator(ReportDocument report, IEnumerable<ReportData> data)
{
if (data == null) throw new ArgumentException("Need at least two ReportData objects");
// create a list of report paginators and compute page counts
_pageCount = 0;
int dataCount = 0;
foreach (ReportData rd in data)
{
if (rd == null) continue;
ReportPaginator paginator = new ReportPaginator(report, rd);
_reportPaginators.Add(paginator);
DocumentPage dp = paginator.GetPage(0);
if ((dp != DocumentPage.Missing) && (dp.Size != Size.Empty)) _pageSize = paginator.PageSize;
_firstPages.Add(dp); // just cache the generated first page
_pageCount += paginator.PageCount;
dataCount++;
}
if ((_reportPaginators.Count <= 0) || (dataCount < 2)) throw new ArgumentException("Need at least two ReportData objects");
}
/// <summary>
/// Helper method to create page header or footer from flow document template
/// </summary>
/// <param name="data">report data</param>
/// <param name="fileName">file to save XPS to</param>
/// <returns></returns>
public XpsDocument CreateXpsDocument(ReportData data, string fileName)
{
Package pkg = Package.Open(fileName, FileMode.Create, FileAccess.ReadWrite);
string pack = "pack://report.xps";
PackageStore.RemovePackage(new Uri(pack));
PackageStore.AddPackage(new Uri(pack), pkg);
XpsDocument doc = new XpsDocument(pkg, _xpsCompressionOption, pack);
XpsSerializationManager rsm = new XpsSerializationManager(new XpsPackagingPolicy(doc), false);
DocumentPaginator paginator = ((IDocumentPaginatorSource)CreateFlowDocument()).DocumentPaginator;
ReportPaginator rp = new ReportPaginator(this, data);
rsm.SaveAsXaml(rp);
rsm.Commit();
pkg.Close();
return new XpsDocument(fileName, FileAccess.Read);
}
/// <summary>
/// Helper method to create page header or footer from flow document template
/// </summary>
/// <param name="data">report data</param>
/// <returns></returns>
public XpsDocument CreateXpsDocument(ReportData data)
{
MemoryStream ms = new MemoryStream();
Package pkg = Package.Open(ms, FileMode.Create, FileAccess.ReadWrite);
string pack = "pack://report.xps";
PackageStore.RemovePackage(new Uri(pack));
PackageStore.AddPackage(new Uri(pack), pkg);
XpsDocument doc = new XpsDocument(pkg, CompressionOption.NotCompressed, pack);
XpsSerializationManager rsm = new XpsSerializationManager(new XpsPackagingPolicy(doc), false);
DocumentPaginator paginator = ((IDocumentPaginatorSource)CreateFlowDocument()).DocumentPaginator;
ReportPaginator rp = new ReportPaginator(this, data);
rsm.SaveAsXaml(rp);
return doc;
}
