private static RawFlowLayout OrientedFlowParent(Orientation orientation, string name, LayoutSize size, FlowLayoutStyle style, params LayoutNodeOrInstruction[] children)
{
var workableAreaStyle = new LayoutStyle(margin: style.Margin, alignment: style.Alignment);
var workableArea = LayoutNode.NamelessOneOffParent(size, workableAreaStyle, LayoutNode.Leaf("workableArea", LayoutSize.StretchedBoth())).Bake().GetNode("workableArea");
var rows = new FlowLayoutRows(workableArea.Size, style, orientation);
foreach (var item in children)
{
if (item.IsLayoutNode)
{
if (!rows.CanFitItemPerpendicular(item))
{
break;
}
if (rows.CanFitItemAlongCurrentRow(item))
{
rows.AddItemToCurrentRow(item);
}
else
{
rows.CreateNextRowAndAdd(item);
}
}
else if (item.IsInstruction)
{
rows.ConsumeInstruction(item);
}
}
return(new RawFlowLayout(name, size, workableAreaStyle, orientation, style, rows));
}
internal RawFlowLayout(string name, LayoutSize size, LayoutStyle workableAreaStyle, Orientation orientation, FlowLayoutStyle style, FlowLayoutRows rows) : base(
LayoutNode.OneOffParent(name, size, workableAreaStyle,
LayoutNode.OrientedParent(orientation.Opposite(), "rows", LayoutSize.Pixels(rows.UsedSize), new LayoutStyle(padding: style.PaddingBetweenRows),
rows.GetLayoutNodesOfEachRow()
)
))
{
this.orientation = orientation;
this.rowNodes = rows.GetLayoutNodesOfEachRow();
this.rowUsedSpace = rows.GetUsedSpaceOfEachRow();
}
