private void cache_section_info(IList <IVisio.Shape> shapes)
{
// there aren't any subqueries so return an empty cache
if (this.SubQueries.Count < 1)
{
this._cache = new SectionInfoCache(0);
}
this._cache = new SectionInfoCache();
// For each shape, for each subquery (section) find the number of rows
foreach (var shape in shapes)
{
var l_sectioninfo = new List <SectionInfo>(this.SubQueries.Count);
l_sectioninfo.AddRange(this.SubQueries.Select(subquery => subquery.GetSectionInfoForShape(shape)));
_cache.AddSectionInfosForShape(l_sectioninfo);
}
if (shapes.Count != _cache.CountShapes)
{
string msg = string.Format("mismatch in number of shapes and information collected for shapes");
throw new VisioAutomation.Exceptions.InternalAssertionException(msg);
}
}