private static void TestMinimapItem(object item, DataGridContext gridContext, List <DiffMinimapItemInfo> itemInfoList, ref DiffMinimapItemInfo itemInfo)
{
var rowState = GetDiffState(item);
if (rowState != itemInfo.DiffState || itemInfo.GridContext != gridContext)
{
if (itemInfo.Count != 0)
{
itemInfoList.Add(itemInfo);
itemInfo = new DiffMinimapItemInfo();
}
}
itemInfo.GridContext = gridContext;
itemInfo.DiffState = rowState;
itemInfo.Count++;
}
private void ResetVerticalMinimap()
{
if (this.grid == null || this.GridControl == null)
{
return;
}
var gridContext = DataGridControl.GetDataGridContext(this.GridControl);
var items = DiffMinimapItemInfo.CollectMinimapItems(gridContext);
this.grid.Children.Clear();
this.grid.RowDefinitions.Clear();
this.grid.ColumnDefinitions.Clear();
this.grid.ColumnDefinitions.Add(new ColumnDefinition());
this.grid.ColumnDefinitions.Add(new ColumnDefinition());
this.grid.ColumnDefinitions.Add(new ColumnDefinition());
foreach (var item in items)
{
var brush = item.Background;
var border = new Border()
{
BorderThickness = new Thickness(0), Background = brush,
};
Grid.SetRow(border, this.grid.RowDefinitions.Count);
Grid.SetColumn(border, 0);
Grid.SetColumnSpan(border, 3);
if (item.GridContext.ParentItem != null)
{
if (item.DiffState == DiffMinimapItemState.Null)
{
border.Width = 1;
}
else
{
Grid.SetColumn(border, 1);
Grid.SetColumnSpan(border, 1);
}
}
this.grid.RowDefinitions.Add(new RowDefinition()
{
Height = new GridLength((double)item.Count / items.Length, GridUnitType.Star),
});
this.grid.Children.Add(border);
}
}
public static DiffMinimapItemInfo[] CollectMinimapItems(DataGridContext gridContext)
{
var itemInfoList = new List <DiffMinimapItemInfo>();
var itemInfo = new DiffMinimapItemInfo();
var items = DiffItemInfo.GetVisibleItems(gridContext);
foreach (var item in items)
{
TestMinimapItem(item.Item, item.GridContext, itemInfoList, ref itemInfo);
}
if (itemInfo.Count != 0)
{
itemInfoList.Add(itemInfo);
}
return(itemInfoList.ToArray());
}