/// <inheritdoc/>
protected override Measurement Measure(RenderContext context, int maxWidth)
{
var maxPadding = Math.Max(Padding.GetLeftSafe(), Padding.GetRightSafe());
var itemWidths = _items.Select(item => item.Measure(context, maxWidth).Max).ToArray();
var columnCount = CalculateColumnCount(maxWidth, itemWidths, _items.Count, maxPadding);
if (columnCount == 0)
{
// Temporary work around for extremely small consoles
return(new Measurement(maxWidth, maxWidth));
}
var rows = _items.Count / Math.Max(columnCount, 1);
var greatestWidth = 0;
for (var row = 0; row < rows; row += Math.Max(1, columnCount))
{
var widths = itemWidths.Skip(row * columnCount).Take(columnCount).ToList();
var totalWidth = widths.Sum() + (maxPadding * (widths.Count - 1));
if (totalWidth > greatestWidth)
{
greatestWidth = totalWidth;
}
}
return(new Measurement(greatestWidth, greatestWidth));
}
/// <inheritdoc/>
protected override IEnumerable <Segment> Render(RenderContext context, int maxWidth)
{
var maxPadding = Math.Max(Padding.GetLeftSafe(), Padding.GetRightSafe());
var itemWidths = _items.Select(item => item.Measure(context, maxWidth).Max).ToArray();
var columnCount = CalculateColumnCount(maxWidth, itemWidths, _items.Count, maxPadding);
if (columnCount == 0)
{
// Temporary work around for extremely small consoles
columnCount = 1;
}
var table = new Table();
table.NoBorder();
table.HideHeaders();
table.PadRightCell = false;
if (Expand)
{
table.Expand();
}
// Add columns
for (var index = 0; index < columnCount; index++)
{
table.AddColumn(new TableColumn(string.Empty)
{
Padding = Padding,
NoWrap = true,
});
}
// Add rows
for (var start = 0; start < _items.Count; start += columnCount)
{
table.AddRow(_items.Skip(start).Take(columnCount).ToArray());
}
return(((IRenderable)table).Render(context, maxWidth));
}
/// <inheritdoc/>
protected override IEnumerable <Segment> Render(RenderContext context, int maxWidth)
{
var paddingWidth = Padding?.GetWidth() ?? 0;
var childWidth = maxWidth - paddingWidth;
if (!Expand)
{
var measurement = _child.Measure(context, maxWidth - paddingWidth);
childWidth = measurement.Max;
}
var width = childWidth + paddingWidth;
var result = new List <Segment>();
if (width > maxWidth)
{
width = maxWidth;
}
// Top padding
for (var i = 0; i < Padding.GetTopSafe(); i++)
{
result.Add(Segment.Padding(width));
result.Add(Segment.LineBreak);
}
var child = _child.Render(context, maxWidth - paddingWidth);
foreach (var line in Segment.SplitLines(child))
{
// Left padding
if (Padding.GetLeftSafe() != 0)
{
result.Add(Segment.Padding(Padding.GetLeftSafe()));
}
result.AddRange(line);
// Right padding
if (Padding.GetRightSafe() != 0)
{
result.Add(Segment.Padding(Padding.GetRightSafe()));
}
// Missing space on right side?
var lineWidth = line.CellCount();
var diff = width - lineWidth - Padding.GetLeftSafe() - Padding.GetRightSafe();
if (diff > 0)
{
result.Add(Segment.Padding(diff));
}
result.Add(Segment.LineBreak);
}
// Bottom padding
for (var i = 0; i < Padding.GetBottomSafe(); i++)
{
result.Add(Segment.Padding(width));
result.Add(Segment.LineBreak);
}
return(result);
}
