/* (non-Javadoc)
* @see com.itextpdf.layout.renderer.TextRenderer#layout(com.itextpdf.layout.layout.LayoutContext)
*/
public override LayoutResult Layout(LayoutContext layoutContext)
{
PageCountType pageCountType = (PageCountType)this.GetProperty <PageCountType?>(Html2PdfProperty.PAGE_COUNT_TYPE
);
if (pageCountType == PageCountType.CURRENT_PAGE_NUMBER)
{
SetText(layoutContext.GetArea().GetPageNumber().ToString());
}
else
{
if (pageCountType == PageCountType.TOTAL_PAGE_COUNT)
{
IRenderer rootRenderer = this;
while (rootRenderer is AbstractRenderer && ((AbstractRenderer)rootRenderer).GetParent() != null)
{
rootRenderer = ((AbstractRenderer)rootRenderer).GetParent();
}
if (rootRenderer is HtmlDocumentRenderer && ((HtmlDocumentRenderer)rootRenderer).GetEstimatedNumberOfPages
() > 0)
{
SetText(((HtmlDocumentRenderer)rootRenderer).GetEstimatedNumberOfPages().ToString());
}
else
{
if (rootRenderer is DocumentRenderer && rootRenderer.GetModelElement() is Document)
{
SetText(((Document)rootRenderer.GetModelElement()).GetPdfDocument().GetNumberOfPages().ToString());
}
}
}
}
return(base.Layout(layoutContext));
}
/* (non-Javadoc)
* @see com.itextpdf.layout.renderer.TextRenderer#layout(com.itextpdf.layout.layout.LayoutContext)
*/
public override LayoutResult Layout(LayoutContext layoutContext)
{
PageCountType pageCountType = (PageCountType)this.GetProperty <PageCountType?>(Html2PdfProperty.PAGE_COUNT_TYPE
);
String previousText = GetText().ToString();
// If typography is enabled and the page counter element has a non-default direction,
// iText processes its content (see LineRenderer#updateBidiLevels) before layouting it.
// This might result in an ArrayIndexOutOfBounds exception, because currently iText updates the page counter's content on layout.
// To solve this, this workaround has been implemented: the renderer's strToBeConverted shouldn't be updated by layout.
bool textHasBeenReplaced = false;
if (pageCountType == PageCountType.CURRENT_PAGE_NUMBER)
{
SetText(HtmlUtils.ConvertNumberAccordingToGlyphStyle(digitsGlyphStyle, layoutContext.GetArea().GetPageNumber
()));
textHasBeenReplaced = true;
}
else
{
if (pageCountType == PageCountType.TOTAL_PAGE_COUNT)
{
IRenderer rootRenderer = this;
while (rootRenderer is AbstractRenderer && ((AbstractRenderer)rootRenderer).GetParent() != null)
{
rootRenderer = ((AbstractRenderer)rootRenderer).GetParent();
}
if (rootRenderer is HtmlDocumentRenderer && ((HtmlDocumentRenderer)rootRenderer).GetEstimatedNumberOfPages
() > 0)
{
SetText(HtmlUtils.ConvertNumberAccordingToGlyphStyle(digitsGlyphStyle, ((HtmlDocumentRenderer)rootRenderer
).GetEstimatedNumberOfPages()));
textHasBeenReplaced = true;
}
else
{
if (rootRenderer is DocumentRenderer && rootRenderer.GetModelElement() is Document)
{
SetText(HtmlUtils.ConvertNumberAccordingToGlyphStyle(digitsGlyphStyle, ((Document)rootRenderer.GetModelElement
()).GetPdfDocument().GetNumberOfPages()));
textHasBeenReplaced = true;
}
}
}
}
LayoutResult result = base.Layout(layoutContext);
if (textHasBeenReplaced)
{
SetText(previousText);
}
return(result);
}
