/// <summary>
/// Adjusts the y position to the next row based on the current layout
/// respecting the horizontal centering option
/// </summary>
/// <param name="zRowExporter"></param>
/// <param name="nNextExportIndex">The next index of the item to be exported (0-X counter)</param>
private void MoveToNextRow(PdfRowExporter zRowExporter, int nNextExportIndex)
{
zRowExporter.SetupNewRowXPosition(nNextExportIndex);
m_zExportData.DrawY += m_zExportData.NextRowYAdjust;
// reset the row adjust to be that of the current layout
#warning (this likely happens more often than needed, should only apply on layout changes)
m_zExportData.NextRowYAdjust = m_zExportData.LayoutPointHeight + m_zExportData.BufferY;
}
/// <summary>
/// Adds a new page to the PDF based on the current configuration
/// </summary>
/// <param name="zRowExporter">The row exporter to setup the x position with</param>
/// <param name="nNextExportIndex">Will be used to setup the x position</param>
private void AddPage(PdfRowExporter zRowExporter, int nNextExportIndex)
{
m_zCurrentPage = m_zDocument.AddPage();
UpdatePageSize();
m_zCurrentPage.Orientation = m_ePageOrientation;
m_zPageGfx = XGraphics.FromPdfPage(m_zCurrentPage);
m_zExportData.DrawY = m_zExportData.PageMarginY;
zRowExporter.SetupNewRowXPosition(nNextExportIndex);
m_zExportData.NextRowYAdjust = m_zExportData.LayoutPointHeight + m_zExportData.BufferY;
}
/// <summary>
/// Evaluates the position based on the next layout draw to determine if the draw point should be moved
/// to the next row/page. This respects the horizontal centering option when adding a new page.
/// </summary>
/// <param name="nNextExportIndex">The next index of the item to be exported (0-X counter)</param>
private void EvaluateDrawLocation(int nNextExportIndex, PdfRowExporter zRowExporter)
{
#warning TODO this should probably error or at least warn on truncation (if the object simply won't fit horizontally)
if (zRowExporter.IsRowFull())
{
MoveToNextRow(zRowExporter, nNextExportIndex);
}
// if the draw will extend beyond the bottom margin start a new page
if (m_zExportData.DrawY + m_zExportData.LayoutPointHeight > m_zExportData.PageMarginEndY)
{
AddPage(zRowExporter, nNextExportIndex);
}
}
