private void ConfigurePartitionGrid(LayoutGraph graph)
{
PartitionGrid grid = PartitionGrid.GetPartitionGrid(graph);
if (grid != null)
{
foreach (var column in grid.Columns)
{
column.LeftInset = column.LeftInset + LaneInsets;
column.RightInset = column.RightInset + LaneInsets;
}
foreach (var row in grid.Rows)
{
row.TopInset = row.TopInset + LaneInsets;
row.BottomInset = row.BottomInset + LaneInsets;
}
}
}
protected override LayoutData CreateConfiguredLayoutData(GraphControl graphControl, ILayoutAlgorithm layout)
{
var layoutData = new TabularLayoutData();
var nodeLayoutDescriptor = new NodeLayoutDescriptor();
switch (HorizontalAlignmentItem)
{
case EnumHorizontalAlignments.Center:
nodeLayoutDescriptor.HorizontalAlignment = 0.5;
break;
case EnumHorizontalAlignments.Left:
nodeLayoutDescriptor.HorizontalAlignment = 0;
break;
case EnumHorizontalAlignments.Right:
nodeLayoutDescriptor.HorizontalAlignment = 1;
break;
}
switch (VerticalAlignmentItem)
{
case EnumVerticalAlignments.Center:
nodeLayoutDescriptor.HorizontalAlignment = 0.5;
break;
case EnumVerticalAlignments.Top:
nodeLayoutDescriptor.HorizontalAlignment = 0;
break;
case EnumVerticalAlignments.Bottom:
nodeLayoutDescriptor.HorizontalAlignment = 1;
break;
}
var nodeCount = graphControl.Graph.Nodes.Count;
PartitionGrid partitionGrid;
switch (LayoutPolicyItem)
{
case EnumLayoutPolicies.FixedTableSize:
var rowCount = RowCountItem;
var columnCount = ColumnCountItem;
if (rowCount * columnCount >= nodeCount)
{
partitionGrid = new PartitionGrid(rowCount, columnCount);
}
else
{
// make sure partitionGrid has enough cells for all nodes
partitionGrid = new PartitionGrid(nodeCount / columnCount, columnCount);
}
break;
case EnumLayoutPolicies.SingleRow:
partitionGrid = new PartitionGrid(1, nodeCount);
break;
case EnumLayoutPolicies.SingleColumn:
partitionGrid = new PartitionGrid(nodeCount, 1);
break;
default:
partitionGrid = new PartitionGrid(1, 1);
break;
}
var minimumRowHeight = MinimumRowHeightItem;
var minimumColumnWidth = MinimumColumnWidthItem;
var cellInsets = CellInsetsItem;
foreach (RowDescriptor row in partitionGrid.Rows)
{
row.MinimumHeight = minimumRowHeight;
row.TopInset = cellInsets;
row.BottomInset = cellInsets;
}
foreach (ColumnDescriptor column in partitionGrid.Columns)
{
column.MinimumWidth = minimumColumnWidth;
column.LeftInset = cellInsets;
column.RightInset = cellInsets;
}
layoutData.NodeLayoutDescriptors.Constant = nodeLayoutDescriptor;
layoutData.PartitionGridData.Grid = partitionGrid;
return(layoutData);
}
