public TreeRowView(ITreeRowViewModel model, Func <IObservable <int>, IObservable <Points> > rowOffsetToTop)
{
_model = model;
_indentation = model.Depth.Select(GetIndentation).Replay(1).RefCount();
var top = RectangleEdge.Top.FlipVerticallyOnMac();
var down = Axis2DExtensions.ShouldFlip ? -1.0 : 1.0;
var frameVerticalInterval = rowOffsetToTop(model.RowOffset)
.CombineLatest(
_model.ExpandedDescendantCount,
(rowTop, expandedDescendantCount) =>
Rectangle.Zero <Points>()
.WithEdge(top, rowTop)
.WithEdge(top.Opposite(), rowTop.Add((expandedDescendantCount + 1) * Height * down))
.VerticalInterval)
.Transpose()
.Replay(1)
.RefCount();
Background =
VerticalLine(Theme.OutlineVerticalLineBackground)
.WithFrame(x => x.WithAxis(Axis2D.Vertical, frameVerticalInterval));
Foreground =
Header()
.WithBackground(HitRect())
.WithBackground(SelectionIndicator())
.DockTop()
.WithFrame(x => x.WithAxis(Axis2D.Vertical, frameVerticalInterval));
var highlightBrush =
_model.IsFaded.Select(isFaded => isFaded ? Theme.PanelBackground.WithAlpha(0.5f) : Color.Transparent).Switch();
Overlay =
VerticalLine(Color.FromBytes(255, 255, 255, 30))
.WithOverlay(Shapes.Rectangle(fill: highlightBrush).WithHeight(Height).DockTop())
.WithFrame(x => x.WithAxis(Axis2D.Vertical, frameVerticalInterval));
}
static TreeRowView CreateRow(ITreeRowViewModel model, Func <IObservable <int>, IObservable <Points> > rowOffsetToTop)
{
return(new TreeRowView(model, rowOffsetToTop));
}
