/// <summary>
/// Performs the layout of a single page, with header and footer generated and included as per the definition.
/// Does not adjust the content size of the page
/// </summary>
protected void LayoutPageHeaderAndFooter()
{
IPDFTemplate headtemplate = this.GetCurrentHeaderTemplate(this.DocumentLayout.CurrentPageIndex);
IPDFTemplate foottemplate = this.GetCurrentFooterTemplate(this.DocumentLayout.CurrentPageIndex);
if (headtemplate != null)
{
PDFPageHeader header = new PDFPageHeader();
this.Page.AddGeneratedHeader(header, this.DocumentLayout.CurrentPageIndex);
//Create the content inside the header component
InstantiateTemplateForPage(header, headtemplate);
Style head = header.GetAppliedStyle();
if (null != head)
{
this.Context.StyleStack.Push(head);
}
Style full = this.Context.StyleStack.GetFullStyle(header);
this.DocumentLayout.CurrentPage.BeginHeader(header, full, this.Context);
header.RegisterPreLayout(this.Context);
this.DoLayoutAChild(header);
header.RegisterLayoutComplete(this.Context);
this.DocumentLayout.CurrentPage.EndHeader();
if (null != head)
{
this.Context.StyleStack.Pop();
}
}
if (foottemplate != null)
{
PDFPageFooter footer = new PDFPageFooter();
this.Page.AddGeneratedFooter(footer, this.DocumentLayout.CurrentPageIndex);
InstantiateTemplateForPage(footer, foottemplate);
Style foot = footer.GetAppliedStyle();
if (null != foot)
{
this.Context.StyleStack.Push(foot);
}
Style full = this.Context.StyleStack.GetFullStyle(footer);
this.DocumentLayout.CurrentPage.BeginFooter(footer, full, this.Context);
footer.RegisterPreLayout(this.Context);
this.DoLayoutAChild(footer);
footer.RegisterLayoutComplete(this.Context);
this.DocumentLayout.CurrentPage.EndFooter();
}
}
/// <summary>
/// Begins a header on a the current document page
/// </summary>
public void BeginHeader(PDFPageHeader owner, Style full, PDFLayoutContext context)
{
if (null != this.HeaderBlock)
{
throw RecordAndRaise.LayoutException(Errors.AlreadyAHeaderDefinedOnPage);
}
PDFLayoutBlock block = new PDFLayoutBlock(this, owner, this.Engine, full, OverflowSplit.Never);
//Take the magins away from the total bounds before initializing the regions
PDFRect content = this.ContentBlock.TotalBounds;
if (this.PositionOptions.Margins.IsEmpty == false)
{
content.Width -= this.PositionOptions.Margins.Left + this.PositionOptions.Margins.Right;
content.Height -= this.PositionOptions.Margins.Top + this.PositionOptions.Margins.Bottom;
}
block.InitRegions(content, this.ContentBlock.Position, full.CreateColumnOptions(), context);
this._header = block;
//Make this block current
this.CurrentBlock = block;
}