MultipagePrintDocument.cs

/*------------------------------------------------------
** GetThumbnailValuePair
** description:	Returns a ThumbnailGrid value pair based
**              on the enum value 'PagePerSheet'
**
** parameters:	enum PagePerSheet pagesPerSheet
**----------------------------------------------------*/
private ThumbnailGrid GetThumbnailValuePair(PagePerSheet pagesPerSheet)
{
    ThumbnailGrid szColRowSize;

    // return the number of rows and columns as a ThumbnailGrid value pair
    switch (pagesPerSheet)
    {
        case PagePerSheet.EightByFour: szColRowSize = new ThumbnailGrid(8, 4); break;
        case PagePerSheet.FourByFour: szColRowSize = new ThumbnailGrid(4, 4); break;
        case PagePerSheet.ThreeByThree: szColRowSize = new ThumbnailGrid(3, 3); break;
        case PagePerSheet.FourByTwo: szColRowSize = new ThumbnailGrid(4, 2); break;
        case PagePerSheet.ThreeByTwo: szColRowSize = new ThumbnailGrid(3, 2); break;
        case PagePerSheet.TwoByTwo: szColRowSize = new ThumbnailGrid(2, 2); break;
        case PagePerSheet.TwoByOne: szColRowSize = new ThumbnailGrid(2, 1); break;
        default: szColRowSize = new ThumbnailGrid(1, 1); break;
    }
    
    // if landscape, switch the values
    if (m_paperSize.Width < m_paperSize.Height)
        return new ThumbnailGrid(szColRowSize.Rows, szColRowSize.Columns);

    return szColRowSize;
}