public Page GetPage(PageNumberInfo number)
{
if (ModifiedPages.TryGetValue(number, out var dirtyPage))
{
return(dirtyPage);
}
if (AllocatedPages.Contains(number))
{
return(CreatePage(number));
}
var poolPage = Pool.GetEntry(number);
if (poolPage != null)
{
return(poolPage);
}
var page = PageManager.GetPage(number);
if (page == null)
{
throw null;
}
Pool.AddEntry(page, PageEntryState.None);
return(page);
}
public void Free(PageNumberInfo page)
{
var pager = Provider.GetPager(page.StoreId);
if (pager == null)
{
throw new NullReferenceException(nameof(pager));
}
}
public virtual Page GetEntry(PageNumberInfo number)
{
if (_buffers.TryGetValue(number, out var bufferEntry))
{
Interlocked.Add(ref bufferEntry.Version, 1);
return(bufferEntry.Page);
}
return(null);
}
internal void IncLogicalPageNumber()
{
logicalPageNo++;
int index = CurPage - firstReportPage;
if (FirstPass || index >= pageNumbers.Count)
{
PageNumberInfo info = new PageNumberInfo(logicalPageNo);
pageNumbers.Add(info);
}
}
public void SetPage(PageNumberInfo number, Page page)
{
var pager = Provider.GetPager(number.StoreId);
if (pager == null)
{
throw new NullReferenceException(nameof(pager));
}
pager.SetPage(number.PageNumber, page.Data);
}
public Page GetPage(PageNumberInfo number)
{
var pager = Provider.GetPager(number.StoreId);
if (pager == null)
{
throw new NullReferenceException(nameof(pager));
}
return(new Page(pager.GetPage(number.PageNumber)));
}
internal void IncLogicalPageNumber()
{
FLogicalPageNo++;
int index = CurPage - FFirstReportPage;
if (FirstPass || index >= FPageNumbers.Count)
{
PageNumberInfo info = new PageNumberInfo();
FPageNumbers.Add(info);
info.PageNo = FLogicalPageNo;
}
}
public virtual PageNumberInfo[] Allocate(uint count)
{
var start = AddPage(count);
var pages = new PageNumberInfo[count];
for (var i = 0; i < count; i++)
{
pages[i] = new PageNumberInfo(Store.Id, start + i);
}
return(pages);
}
/// <summary>
/// Called when the number of pages increased during DoublePass
/// </summary>
internal void ShiftLastPage()
{
PageNumberInfo info = new PageNumberInfo(pageNumbers.Count + 1);
pageNumbers.Add(info);
for (int i = pageNumbers.Count - 1; i >= 0; i--)
{
info = pageNumbers[i];
info.totalPages = pageNumbers.Count;
}
}
protected override string GetValue(IDocumentData documentData, PageNumberInfo pageNumberInfo, DocumentProperties documentProperties)
{
if (!string.IsNullOrEmpty(HideValue))
{
var result = documentData.Get(HideValue);
if (string.IsNullOrEmpty(result))
{
return(string.Empty);
}
}
return(Value.ParseValue(documentData, pageNumberInfo, documentProperties));
}
public Page ModifyPage(PageNumberInfo number)
{
if (ModifiedPages.TryGetValue(number, out var page))
{
return(page);
}
var oldPage = GetPage(number);
var newPage = ModifyPage(oldPage);
if (!ModifiedPages.TryAdd(number, newPage))
{
throw new InvalidOperationException($"modify page {number.PageNumber} failed!");
}
return(newPage);
}
/// <summary>
/// Resets the logical page numbers.
/// </summary>
public void ResetLogicalPageNumber()
{
if (!FirstPass)
{
return;
}
for (int i = pageNumbers.Count - 1; i >= 0; i--)
{
PageNumberInfo info = pageNumbers[i];
info.totalPages = logicalPageNo;
if (info.pageNo == 1)
{
break;
}
}
logicalPageNo = 0;
}
protected abstract string GetValue(IDocumentData documentData, PageNumberInfo pageNumberInfo, DocumentProperties documentProperties);
protected internal Page CreatePage(PageNumberInfo number)
{
var page = new Page();
ref var header = ref page.PageHeader;
public static string ParseValue(this string value, IDocumentData documentData, PageNumberInfo pageNumberInfo, DocumentProperties documentProperties, bool returnErrorMessage = true)
{
if (string.IsNullOrEmpty(value))
{
return(value);
}
//Pick data fields and replace them with correct data
var parsedValue = value;
var startIndex = 0;
var pos = parsedValue.IndexOf("{", startIndex, StringComparison.Ordinal);
while (pos != -1)
{
var posE = parsedValue.IndexOf("}", pos, StringComparison.Ordinal);
var dataName = parsedValue.Substring(pos + 1, posE - pos - 1);
string dataValue = null;
if (pageNumberInfo != null)
{
dataValue = pageNumberInfo.GetPageNumberInfo(dataName);
}
switch (dataName)
{
case "Author":
dataValue = documentProperties.Author;
break;
case "Subject":
dataValue = documentProperties.Subject;
break;
case "Title":
dataValue = documentProperties.Title;
break;
case "Creator":
dataValue = documentProperties.Creator;
break;
}
if (dataValue == null)
{
dataValue = (documentData != null && documentData.Get(dataName) != null) ? documentData.Get(dataName) : (returnErrorMessage ? string.Format("[Data '{0}' is missing]", dataName) : string.Empty);
}
startIndex = pos + dataValue.Length;
parsedValue = string.Format("{0}{1}{2}", parsedValue.Substring(0, pos), dataValue, parsedValue.Substring(posE + 1));
pos = parsedValue.IndexOf("{", startIndex, StringComparison.Ordinal);
}
return(parsedValue.TrimEnd(' '));
}
private string GetCode(IDocumentData documentData, PageNumberInfo pageNumberInfo)
{
return(Code.ParseValue(documentData, pageNumberInfo, null));
}
private void DoRenderStuff(IGraphics gfx, XRect size, bool preRender, int page, int?totalPages, bool includeBackgroundObjects, XRect actualPaperMargin)
{
var postRendering = new List <Action>();
var pageNumberInfo = new PageNumberInfo(page + 1, totalPages);
var section = GetSection(preRender, page);
var sectionBounds = new XRect(section.Margin.GetLeft(size.Width) - actualPaperMargin.Left, section.Margin.GetTop(size.Height) - actualPaperMargin.Top, section.Margin.GetWidht(size.Width), section.Margin.GetHeight(size.Height));
if (_debugData != null)
{
var sectionName = string.IsNullOrEmpty(section.Name) ? "Unnamed section" : section.Name;
var textSize = gfx.MeasureString(sectionName, _debugData.Font);
gfx.DrawString(sectionName, _debugData.Font, _debugData.Brush, new XPoint(0, textSize.Height));
//Left margin
gfx.DrawLine(_debugData.Pen, sectionBounds.Left, 0, sectionBounds.Left, size.Height);
//Right margin
gfx.DrawLine(_debugData.Pen, sectionBounds.Right, 0, sectionBounds.Right, size.Height);
//Top margin
gfx.DrawLine(_debugData.Pen, 0, sectionBounds.Top, size.Width, sectionBounds.Top);
//Bottom margin
gfx.DrawLine(_debugData.Pen, 0, sectionBounds.Bottom, size.Width, sectionBounds.Bottom);
}
var headerHeight = section.Header.Height.ToXUnit(sectionBounds.Height);
var footerHeight = section.Footer.Height.ToXUnit(sectionBounds.Height);
var paneBounds = new XRect(sectionBounds.Left, sectionBounds.Top + headerHeight, sectionBounds.Width, sectionBounds.Height - headerHeight - footerHeight);
var renderData = new RenderData(gfx, paneBounds, section, _documentData, pageNumberInfo, _debugData, includeBackgroundObjects, _documentProperties);
if (preRender)
{
var pageCountPane = section.Pane.PreRender(renderData);
var pageCountFooter = section.Footer.PreRender(renderData);
var pageCountHeader = section.Header.PreRender(renderData);
var pageCount = Max(pageCountPane, pageCountFooter, pageCountHeader);
section.SetRenderPageCount(pageCount);
}
else
{
section.Pane.Render(renderData, page);
//Header
if (section.Header != null)
{
if (Math.Abs(headerHeight) < 0.0001 && section.Header.ElementList.Any())
{
throw new InvalidOperationException("No height for the header has been set, but there are elements there.").AddData("ElementCount", section.Header.ElementList.Count);
}
var bounds = new XRect(sectionBounds.Left, sectionBounds.Top, sectionBounds.Width, headerHeight);
var renderDataHeader = new RenderData(gfx, bounds, section, _documentData, pageNumberInfo, _debugData, includeBackgroundObjects, _documentProperties);
postRendering.Add(() => section.Header.Render(renderDataHeader, page));
if (_debugData != null)
{
gfx.DrawLine(_debugData.Pen, bounds.Left, bounds.Bottom, bounds.Right, bounds.Bottom);
}
}
//Footer
if (section.Footer != null)
{
if (Math.Abs(footerHeight) < 0.0001 && section.Footer.ElementList.Any())
{
throw new InvalidOperationException("No height for the footer has been set, but there are elements there.").AddData("ElementCount", section.Footer.ElementList.Count);
}
var bounds = new XRect(sectionBounds.Left, sectionBounds.Bottom - footerHeight, sectionBounds.Width, footerHeight);
var renderDataFooter = new RenderData(gfx, bounds, section, _documentData, pageNumberInfo, _debugData, includeBackgroundObjects, _documentProperties);
postRendering.Add(() => section.Footer.Render(renderDataFooter, page));
if (_debugData != null)
{
gfx.DrawLine(_debugData.Pen, bounds.Left, bounds.Top, bounds.Right, bounds.Top);
}
}
}
foreach (var action in postRendering)
{
action();
}
}
