private GdiRangeBar AddRangeBar(GdiRectangle chartContainer)
{
var barHeight = chartContainer.Size.Height - 60;
var rangeBar = new GdiRangeBar
{
Size = new SizeF(chartContainer.Size.Width, barHeight),
Margin = new PointF(0, 10),
BackgroundColor = ColorTranslator.FromHtml("#123367"),
CenterColor = ColorTranslator.FromHtml("#BDD2F3")
};
chartContainer.AddChild(rangeBar);
return(rangeBar);
}
private void AddRangeBarColumns(GdiRectangle chartContainer, GdiRangeBar rangeBar)
{
var onePercentWidth = rangeBar.Size.Width / 100; // bar is 100% width
var columnHeight = rangeBar.Size.Height + 30;
var columnTop = rangeBar.Margin.Y - ((columnHeight - rangeBar.Size.Height) / 2);
var rangeValue = MaxValue - MinValue;
foreach (var entry in Entries)
{
var x = (entry.Value - MinValue) / rangeValue * 100 * onePercentWidth;
var column = new GdiColumn
{
BackgroundColor = entry.Color,
Size = new SizeF(10, columnHeight),
Margin = new PointF(x - 5, columnTop)
};
chartContainer.AddChild(column);
}
}
private void AddRangeBarLabels(GdiRectangle chartContainer, GdiRangeBar rangeBar)
{
var margin = new PointF(0, rangeBar.Margin.Y + rangeBar.Size.Height + 15);
if (!string.IsNullOrWhiteSpace(LeftLabel))
{
chartContainer.AddChild(new GdiText
{
TextColor = TextColor,
Content = LeftLabel,
Font = Font,
Margin = margin
});
}
if (!string.IsNullOrWhiteSpace(CenterLabel))
{
chartContainer.AddChild(new GdiText
{
TextColor = TextColor,
Content = CenterLabel,
Font = Font,
HorizontalAlignment = GdiSharp.Enum.GdiHorizontalAlign.Center,
Margin = margin
});
}
if (!string.IsNullOrWhiteSpace(RightLabel))
{
chartContainer.AddChild(new GdiText
{
TextColor = TextColor,
Content = RightLabel,
Font = Font,
HorizontalAlignment = GdiSharp.Enum.GdiHorizontalAlign.Right,
Margin = margin,
TextAlign = StringAlignment.Far
});
}
}
