protected override void EndProcessing()
{
var monitor = new Monitor
{
Id = Id,
Title = Title,
ChartType = Type,
Callback = GenerateCallback(Id),
Options = Options,
Width = Width,
Height = Height,
Live = true,
Labels = Label != null ? Label : new [] { Title },
ChartBorderColor = ChartBorderColor?.Select(m => m.HtmlColor).ToArray(),
BorderWidth = BorderWidth,
ChartBackgroundColor = ChartBackgroundColor?.Select(m => m.HtmlColor).ToArray(),
BackgroundColor = BackgroundColor?.HtmlColor,
FontColor = FontColor?.HtmlColor,
DataPointRetention = DataPointHistory,
RefreshInterval = RefreshInterval,
AutoRefresh = AutoRefresh,
Links = Links,
FilterFields = FilterFields?.Invoke().Select(m => m.BaseObject).OfType <Field>().ToArray()
};
Log.Debug(JsonConvert.SerializeObject(monitor));
WriteObject(monitor);
}
public void OnGet()
{
int i = 0;
var data = Data.TestData.Data2DimRandom.ToDataTable(conf =>
{
conf.AddColumn("Series 1", x => i++);
conf.AddColumn("Series 2", x => x.Item1);
conf.AddColumn(x => x.Item2);
conf.WithOptions <LineChartOptions>(options =>
{
options.Title = "My linechart with options";
options.TitlePosition = TitlePosition.In;
options.AxisTitlesPosition = AxisTitlesPosition.In;
options.CurveType = CurveType.Function;
options.BackgroundColor = ChartBackgroundColor.Create("gray", 1, "aliceblue");
options.ChartArea = new ChartArea
{
BackgroundColor = Color.White,
Top = 20
};
options.Crosshair = new Crosshair
{
Color = "red",
};
});
});
(DataJson, OptionsJson) = data;
}
private void DrawBackground(SKCanvas canvas, SKRect frame)
{
if (!HasBackground)
{
return;
}
using (var paint = new SKPaint
{
IsAntialias = true,
Color = ChartBackgroundColor.ToSKColor(),
Style = SKPaintStyle.Fill
})
{
var items = ChartValueItemsXPoints;
var width = frame.GetItemWidth(MaxItems);
for (int i = 0; i < items.Count; i++)
{
if (i % 2 != 0)
{
continue;
}
var item = items[i];
var left = item.Item2;
// Don't draw outside frame
if ((left + (width * 2)).ToRounded() <= (frame.Right + FrameWidth).ToRounded())
{
canvas.DrawRect(left + width, frame.Top, width, frame.Height - FrameWidth, paint);
}
}
}
}
private void DrawBackground(SKCanvas canvas, SKRect frame)
{
if (!HasBackground)
{
return;
}
using (var paint = new SKPaint
{
IsAntialias = true,
Color = ChartBackgroundColor.ToSKColor(),
Style = LineBackground ? SKPaintStyle.Stroke : SKPaintStyle.Fill,
IsStroke = LineBackground,
})
{
if (DashedFrame)
{
paint.PathEffect = SKPathEffect.CreateDash(new float[] { 12, 12 }, 0);
}
if (LineBackground)
{
paint.StrokeWidth = 2f;
}
var items = ChartValueItemsXPoints;
var width = frame.GetItemWidth(MaxItems);
for (int i = 0; i < items.Count; i++)
{
if (LineBackground)
{
var item = items[i];
var left = item.Item2;
if (i != 0 && i != items.Count - 1)
{
canvas.DrawLine(left, frame.Bottom, left, frame.Top, paint);
}
}
else
{
if (i % 2 != 0)
{
continue;
}
var item = items[i];
var left = item.Item2;
// Don't draw outside frame
if ((left + (width * 2)).ToRounded() <= (frame.Right + FrameWidth).ToRounded())
{
canvas.DrawRect(left + width, frame.Top, width, frame.Height - FrameWidth, paint);
}
}
}
}
}
public static void ChartStyle(Chart chart1, ChartArea area, ChartBackgroundColor backgroundColor)
{
int r1 = 211;
int g1 = 223;
int b1 = 240;
int r2 = 26;
int g2 = 59;
int b2 = 105;
int r3 = 165;
int g3 = 191;
int b3 = 228;
switch (backgroundColor)
{
case ChartBackgroundColor.Blue:
chart1.BackColor = Color.FromArgb(r1, g1, b1);
chart1.BorderlineColor = Color.FromArgb(r2, g2, b2);
area.BackColor = Color.FromArgb(64, r3, g3, b3);
break;
case ChartBackgroundColor.Green:
chart1.BackColor = Color.FromArgb(g1, b1, r1);
chart1.BorderlineColor = Color.FromArgb(g2, b2, r2);
area.BackColor = Color.FromArgb(64, g3, b3, r3);
break;
case ChartBackgroundColor.Red:
chart1.BackColor = Color.FromArgb(b1, r1, g1);
chart1.BorderlineColor = Color.FromArgb(b2, r2, g2);
area.BackColor = Color.FromArgb(64, b3, r3, g3);
break;
case ChartBackgroundColor.White:
chart1.BackColor = Color.White;
chart1.BorderlineColor = Color.White;
area.BackColor = Color.White;
break;
}
if (backgroundColor != ChartBackgroundColor.White)
{
chart1.BackSecondaryColor = Color.White;
chart1.BackGradientStyle = GradientStyle.TopBottom;
chart1.BorderlineDashStyle = ChartDashStyle.Solid;
chart1.BorderlineWidth = 2;
chart1.BorderSkin.SkinStyle = BorderSkinStyle.Emboss;
area.Area3DStyle.IsClustered = true;
area.Area3DStyle.Perspective = 10;
area.Area3DStyle.IsRightAngleAxes = false;
area.Area3DStyle.WallWidth = 0;
area.Area3DStyle.Inclination = 15;
area.Area3DStyle.Rotation = 10;
}
area.AxisX.IsLabelAutoFit = false;
area.AxisX.LabelStyle.Font = new Font("Trebuchet MS", 7.25F, FontStyle.Regular);
//area.AxisX.LabelStyle.IsEndLabelVisible = false;
area.AxisX.IntervalAutoMode = IntervalAutoMode.VariableCount;
area.AxisX.LineColor = Color.FromArgb(64, 64, 64, 64);
area.AxisX.MajorGrid.LineColor = Color.FromArgb(64, 64, 64, 64);
area.AxisX.IsStartedFromZero = false;
area.AxisX.RoundAxisValues();
area.AxisY.IsLabelAutoFit = false;
area.AxisY.LabelStyle.Font = new Font("Trebuchet MS", 7.25F, System.Drawing.FontStyle.Regular);
area.AxisY.LineColor = Color.FromArgb(64, 64, 64, 64);
area.AxisY.MajorGrid.LineColor = Color.FromArgb(64, 64, 64, 64);
area.AxisY.IsStartedFromZero = false;
area.AxisY2.IsLabelAutoFit = false;
area.AxisY2.LabelStyle.Font = new Font("Trebuchet MS", 7.25F, System.Drawing.FontStyle.Regular);
area.AxisY2.LineColor = Color.FromArgb(64, 64, 64, 64);
area.AxisY2.MajorGrid.LineColor = Color.FromArgb(15, 15, 15, 15);
area.AxisY2.IsStartedFromZero = false;
area.BackSecondaryColor = System.Drawing.Color.White;
area.BackGradientStyle = GradientStyle.TopBottom;
area.BorderColor = Color.FromArgb(64, 64, 64, 64);
area.BorderDashStyle = ChartDashStyle.Solid;
area.Position.Auto = false;
area.Position.Height = 82F;
area.Position.Width = 88F;
area.Position.X = 3F;
area.Position.Y = 10F;
area.ShadowColor = Color.Transparent;
chart1.ChartAreas.Add(area);
chart1.Invalidate();
}
public static void MyChart(Chart chart1, BindableCollection <Series> chartSeries, string chartTitle, string xLabel, string yLabel, ChartBackgroundColor backgroundColor, params string[] y2Label)
{
if (chart1.ChartAreas.Count < 1)
{
ChartArea area = new ChartArea();
ChartStyle(chart1, area, backgroundColor);
}
if (chartTitle != "")
{
chart1.Titles.Add(chartTitle);
}
chart1.ChartAreas[0].AxisX.Title = xLabel;
chart1.ChartAreas[0].AxisY.Title = yLabel;
if (y2Label.Length > 0)
{
chart1.ChartAreas[0].AxisY2.Title = y2Label[0];
}
foreach (var ds in chartSeries)
{
chart1.Series.Add(ds);
}
if (chartSeries.Count > 1)
{
Legend legend = new Legend();
legend.Font = new System.Drawing.Font("Trebuchet MS", 7.0F, FontStyle.Regular);
legend.BackColor = Color.Transparent;
legend.AutoFitMinFontSize = 5;
legend.LegendStyle = LegendStyle.Column;
legend.IsDockedInsideChartArea = true;
legend.Docking = Docking.Left;
legend.InsideChartArea = chart1.ChartAreas[0].Name;
chart1.Legends.Add(legend);
}
}