private void RenderFooter(XGraphics graphics, int page)
{
FormattedHeaderFooter formattedFooter = this.formattedDocument.GetFormattedFooter(page);
if (formattedFooter == null)
{
return;
}
Rectangle footerArea = this.formattedDocument.GetFooterArea(page);
RenderInfo[] renderInfos = formattedFooter.GetRenderInfos();
XUnit topY = footerArea.Y + footerArea.Height - RenderInfo.GetTotalHeight(renderInfos);
FieldInfos fieldInfos = this.formattedDocument.GetFieldInfos(page);
foreach (RenderInfo renderInfo in renderInfos)
{
Renderer renderer = Renderer.Create(graphics, this, renderInfo, fieldInfos);
XUnit savedY = renderer.RenderInfo.LayoutInfo.ContentArea.Y;
renderer.RenderInfo.LayoutInfo.ContentArea.Y = topY;
renderer.Render();
renderer.RenderInfo.LayoutInfo.ContentArea.Y = savedY;
}
}
internal void Format(XGraphics gfx)
{
this.gfx = gfx;
this.isFirstArea = true;
this.formatter = new TopDownFormatter(this, this.documentRenderer, this.headerFooter.Elements);
this.formatter.FormatOnAreas(gfx, false);
this.contentHeight = RenderInfo.GetTotalHeight(GetRenderInfos());
}
internal void Format(XGraphics gfx)
{
_gfx = gfx;
_isFirstArea = true;
_formatter = new TopDownFormatter(this, _documentRenderer, _headerFooter.Elements);
_formatter.FormatOnAreas(gfx, false);
_contentHeight = RenderInfo.GetTotalHeight(GetRenderInfos());
}
private XUnit CalcContentHeight(DocumentRenderer documentRenderer)
{
XUnit height = RenderInfo.GetTotalHeight(GetRenderInfos());
if (height == 0)
{
height = ParagraphRenderer.GetLineHeight(_cell.Format, _gfx, documentRenderer);
height += _cell.Format.SpaceBefore;
height += _cell.Format.SpaceAfter;
}
return(height);
}
private void RenderFooter(XGraphics graphics, int page)
{
FormattedHeaderFooter formattedFooter = _formattedDocument.GetFormattedFooter(page);
if (formattedFooter == null)
{
return;
}
Rectangle footerArea = _formattedDocument.GetFooterArea(page);
RenderInfo[] renderInfos = formattedFooter.GetRenderInfos();
#if true
#if true
// The footer is bottom-aligned and grows with its contents. topY specifies the Y position where the footer begins.
XUnit topY = footerArea.Y + footerArea.Height - RenderInfo.GetTotalHeight(renderInfos);
// Hack: The purpose of "topY" is unclear, but two paragraphs in the footer will use the same topY and will be rendered at the same position.
// offsetY specifies the offset (amount of movement) for all footer items. It's the difference between topY and the position calculated for the first item.
XUnit offsetY = 0;
bool notFirst = false;
FieldInfos fieldInfos = _formattedDocument.GetFieldInfos(page);
foreach (RenderInfo renderInfo in renderInfos)
{
Renderer renderer = Renderer.Create(graphics, this, renderInfo, fieldInfos);
if (!notFirst)
{
offsetY = renderer.RenderInfo.LayoutInfo.ContentArea.Y - topY;
notFirst = true;
}
XUnit savedY = renderer.RenderInfo.LayoutInfo.ContentArea.Y;
// Apply offsetY only to items that do not have an absolute position.
if (renderer.RenderInfo.LayoutInfo.Floating != Floating.None)
{
renderer.RenderInfo.LayoutInfo.ContentArea.Y -= offsetY;
}
renderer.Render();
renderer.RenderInfo.LayoutInfo.ContentArea.Y = savedY;
}
#else
// TODO Document the purpose of "topY".
XUnit topY = footerArea.Y + footerArea.Height - RenderInfo.GetTotalHeight(renderInfos);
// Hack: The purpose of "topY" is unclear, but two paragraphs in the footer will use the same topY and will be rendered at the same position.
XUnit offsetY = 0;
FieldInfos fieldInfos = _formattedDocument.GetFieldInfos(page);
foreach (RenderInfo renderInfo in renderInfos)
{
Renderer renderer = Renderer.Create(graphics, this, renderInfo, fieldInfos);
XUnit savedY = renderer.RenderInfo.LayoutInfo.ContentArea.Y;
renderer.RenderInfo.LayoutInfo.ContentArea.Y = topY + offsetY;
renderer.Render();
renderer.RenderInfo.LayoutInfo.ContentArea.Y = savedY;
offsetY += renderer.RenderInfo.LayoutInfo.ContentArea.Height;
}
#endif
#else
XUnit topY = footerArea.Y + footerArea.Height - RenderInfo.GetTotalHeight(renderInfos);
FieldInfos fieldInfos = _formattedDocument.GetFieldInfos(page);
foreach (RenderInfo renderInfo in renderInfos)
{
Renderer renderer = Renderer.Create(graphics, this, renderInfo, fieldInfos);
XUnit savedY = renderer.RenderInfo.LayoutInfo.ContentArea.Y;
renderer.RenderInfo.LayoutInfo.ContentArea.Y = topY;
renderer.Render();
renderer.RenderInfo.LayoutInfo.ContentArea.Y = savedY;
}
#endif
}