public static SparseTwinIndex <T> CreateTwinIndex(int[] first, int[] second, T[] data)
{
var length = data.Length;
if (length == 0)
{
return(new SparseTwinIndex <T>(new SparseIndexing()
{
Indexes = null
}, null));
}
SortStruct[] indexes = new SortStruct[length];
for (int i = 0; i < length; i++)
{
indexes[i].SparseSpaceFirst = first[i];
indexes[i].SparseSpaceSecond = second[i];
indexes[i].DataSpace = i;
}
Array.Sort(indexes, new CompareSortStruct());
var processedIndexes = GenerateIndexes(indexes);
T[][] Data;
return(new SparseTwinIndex <T>(ConvertToIndexes(processedIndexes, out Data, data, indexes), Data)
{
Count = length
});
}
public int Compare(object x, object y)
{
SortStruct x1 = x as SortStruct;
SortStruct y1 = y as SortStruct;
return(x1.ID > y1.ID ? 1 : -1);
}
public static SparseArray <T> CreateSparseArray(Func <T, int> PlaceFunction, IList <T> data)
{
var length = data.Count;
SortStruct[] indexes = new SortStruct[length];
for (int i = 0; i < length; i++)
{
indexes[i].SparseSpace = PlaceFunction(data[i]);
indexes[i].DataSpace = i;
}
return(CreateSparseArray(data, length, indexes));
}
public static SparseArray <T> CreateSparseArray(int[] sparseSpace, IList <T> data)
{
var length = data.Count;
SortStruct[] indexes = new SortStruct[length];
for (int i = 0; i < length; i++)
{
indexes[i].SparseSpace = sparseSpace[i];
indexes[i].DataSpace = i;
}
return(CreateSparseArray(data, length, indexes));
}
public bool OnMenuItemClick(IMenuItem item)
{
if (!item.IsEnabled)
{
return(false);
}
SortStruct s = parent.sorts[(int)parent.updated.Tag];
s.Mode = (SortStruct.SortMode)item.ItemId;
((TextView)parent.updated).Text = item.TitleFormatted.ToString();
return(true);
}
public void AddNewSort()
{
for (int i = 0; i < isSorted.Count; ++i)
{
if (!isSorted[i])
{
SortStruct s = new SortStruct(columns[i].ColumnId, SortStruct.SortMode.ASCENDING);
sorts.Add(s);
sortsList.AddView(MakeNewSortItem(sorts.Count - 1, s.ColumnId, s.Mode), sortsList.ChildCount - 1);
isSorted[i] = true;
break;
}
}
}
public bool OnMenuItemClick(IMenuItem item)
{
if (!item.IsEnabled)
{
return(false);
}
SortStruct s = parent.sorts[(int)parent.updated.Tag];
int colIndex = parent.columns.FindIndex(C => C.ColumnId == s.ColumnId);
parent.isSorted[colIndex] = false;
s.ColumnId = parent.columns[item.ItemId].ColumnId;
parent.isSorted[item.ItemId] = true;
((TextView)parent.updated).Text = item.TitleFormatted.ToString();
return(true);
}
public void RemoveSort(int index)
{
SortStruct removed = sorts[index];
isSorted[sorts.IndexOf(removed)] = false;
sortsList.RemoveViewAt(index);
sorts.RemoveAt(index);
for (int i = index; i < sortsList.ChildCount - 1; ++i)
{
View updated = sortsList.GetChildAt(i);
TextView columnButton = updated.FindViewById <TextView>(Resource.Id.ViewSortColumn);
columnButton.Tag = i;
TextView sortTypeButton = updated.FindViewById <TextView>(Resource.Id.ViewSortType);
sortTypeButton.Tag = i;
View removeButton = updated.FindViewById(Resource.Id.ViewSortRemove);
removeButton.Tag = i;
}
}
public static SparseTriIndex <T> CreateSparseTriIndex(int[] first, int[] second, int[] third, T[] data)
{
var length = data.Length;
if (length == 0)
{
// create a null tri indexed space
return(new SparseTriIndex <T>());
}
var indexes = new SortStruct[length];
// Copy everything into a struct for sanity
for (var i = 0; i < length; i++)
{
indexes[i].SparseSpaceFirst = first[i];
indexes[i].SparseSpaceSecond = second[i];
indexes[i].SparseSpaceThird = third[i];
indexes[i].DataSpace = i;
}
Array.Sort(indexes, new CompareSortStruct());
var processedIndexes = GenerateIndexes(indexes);
return(new SparseTriIndex <T>(ConvertToIndexes(processedIndexes, out T[][][] localData, data, indexes), localData));
}
private void Sort(int ColumnIndex, bool Ascending = true)
{
// Assume all rows are of same length - this is currently always the case.
Column SelCol = CtrlStack.Children[ColumnIndex] as Column;
if (SelCol != null)
{
SortStruct[] AllData = new SortStruct[SelCol.RowCount()];
for (int Idx = 0; Idx < SelCol.RowCount(); Idx++)
{
AllData[Idx].RowList = new List <UIElement>();
AllData[Idx].SortingObj = SelCol.GetRowValue(Idx);
}
for (int ColIdx = 0; ColIdx < CtrlStack.Children.Count; ColIdx++)
{
Column Col = CtrlStack.Children[ColIdx] as Column;
if (Col != null)
{
for (int RowIdx = 0; RowIdx < SelCol.RowCount(); RowIdx++)
{
AllData[RowIdx].RowList.Add(Col.GetRowControl(RowIdx));
}
}
}
IEnumerable <SortStruct> Data;
Data = (Ascending) ? from d in AllData
orderby d.SortingObj ascending
select d
: from d in AllData
orderby d.SortingObj descending
select d;
for (int ColIdx = 0; ColIdx < CtrlStack.Children.Count; ColIdx++)
{
Column Col = CtrlStack.Children[ColIdx] as Column;
if (Col != null)
{
for (int RowIdx = 0; RowIdx < Col.RowCount(); RowIdx++)
{
Col.SetRowControl(RowIdx, null);
}
}
}
int RIdx = 0;
foreach (SortStruct st in Data)
{
for (int ColIdx = 0; ColIdx < CtrlStack.Children.Count; ColIdx++)
{
Column Col = CtrlStack.Children[ColIdx] as Column;
if (Col != null)
{
Col.SetRowControl(RIdx, (Control)st.RowList[ColIdx]);
}
}
RIdx++;
}
}
}