AxisPoint EnsureInstancePoint(MultiDimensionalData data, AxisPoint axisPoint)
{
IEnumerable <DimensionDescriptor> axisDimensions = data.GetDimensions(axisPoint.AxisName);
DimensionDescriptor instanceDimension = axisDimensions.FirstOrDefault(dim => dim.ID == axisPoint.Dimension.ID);
IEnumerable <AxisPoint> points = data.GetAxisPointsByDimension(instanceDimension);
return(points.Single(p => p.Equals(axisPoint)));
}
// Converts data from a dashboard data model to the Gantt chart data model.
ObservableCollection <GanttTask> ConfigureGanttTasks(MultiDimensionalData data)
{
DimensionDescriptorCollection dimensions = data.GetDimensions(DashboardDataAxisNames.DefaultAxis);
MeasureDescriptorCollection measures = data.GetMeasures();
ReadOnlyCollection <AxisPoint> gridRows = data.GetAxisPoints(DashboardDataAxisNames.DefaultAxis);
ObservableCollection <GanttTask> tasks = new ObservableCollection <GanttTask>();
List <string> keys = new List <string>();
keys.Add("root");
foreach (AxisPoint row in gridRows)
{
string parentKey = "root";
foreach (DimensionDescriptor dimension in dimensions.Cast <DimensionDescriptor>())
{
string currentKey = parentKey + "|" + row.GetDimensionValue(dimension).DisplayText;
if (keys.Contains(currentKey))
{
GanttTask currentTask = tasks.Where(t => t.Id == keys.IndexOf(currentKey)).First();
DateTime start = (DateTime)data.GetSlice(row).GetValue(measures[0]).Value;
DateTime finish = (DateTime)data.GetSlice(row).GetValue(measures[1]).Value;
currentTask.Start = new DateTime(Math.Min(currentTask.Start.Ticks, start.Ticks));
currentTask.Finish = new DateTime(Math.Max(currentTask.Finish.Ticks, finish.Ticks));
}
else
{
keys.Add(currentKey);
data.GetSlice(row).GetValue(measures[0]);
tasks.Add(new GanttTask()
{
Id = keys.IndexOf(currentKey),
ParentId = keys.IndexOf(parentKey),
Name = row.GetDimensionValue(dimension).DisplayText,
Start = (DateTime)data.GetSlice(row).GetValue(measures[0]).Value,
Finish = (DateTime)data.GetSlice(row).GetValue(measures[1]).Value
});
}
parentKey = currentKey;
}
}
return(tasks);
}
private static object GetDimenstionValue(MultiDimensionalData mData, IList <string> axis, AxisPoint point, GridDimensionColumn dCol)
{
return(point.GetDimensionValue(mData.GetDimensions(axis[0]).OfType <DimensionDescriptor>().First(d => d.DataMember == dCol.Dimension.DataMember)).Value);
}