/// <summary>
/// Create ThumbnailGrid the using desired # of rows.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="nRows">The desired # of rows.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <returns>new <see cref="ThumbnailGrid"/></returns>
private static ThumbnailGrid CreateUsingNRows(ThumbnailPageLayout layout, int nRows,
double aspectRatio)
{
int nColumns;
int thumbWidth;
int thumbHeight;
thumbHeight = layout.CalcThumbHeightFromNRows (nRows);
thumbWidth = (int) (thumbHeight * aspectRatio + 0.5);
nColumns = layout.CalcColumnsFromThumbWidth (thumbWidth);
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows,
thumbWidth, thumbHeight);
return thumbnailGrid;
}
/// <summary>
/// Create ThumbnailGrid the using desired columns & rows.
/// </summary>
/// <param name="layout">The <see cref="ThumbnailPageLayout"/>.</param>
/// <param name="nColumns">The # of columns.</param>
/// <param name="nRows">The # of rows.</param>
/// <param name="aspectRatio">The thumbnail aspect ratio.</param>
/// <param name="fitWidth">if set to <c>true</c>use page layout width,
/// otherwise use page layout height.</param>
/// <returns>new <see cref="ThumbnailGrid"/></returns>
public static ThumbnailGrid CreateUsingRaw(ThumbnailPageLayout layout,
int nColumns,
int nRows,
double aspectRatio,
bool fitWidth)
{
int thumbWidth;
int thumbHeight;
if (fitWidth)
{
thumbWidth = layout.CalcThumbWidthFromNCols (nColumns);
thumbHeight = (int) (thumbWidth / aspectRatio + 0.5);
layout.AdjustHeight (nRows, thumbHeight);
}
else
{
thumbHeight = layout.CalcThumbHeightFromNRows (nRows);
thumbWidth = (int) (thumbHeight * aspectRatio + 0.5);
layout.AdjustWidth (nColumns, thumbWidth);
}
ThumbnailGrid thumbnailGrid = new ThumbnailGrid (layout,
nColumns, nRows, thumbWidth, thumbHeight);
layout.AdjustSize (thumbnailGrid);
return thumbnailGrid;
}
