Indicator.SetBarColor

method · Indicator · cAlgo.API Since 5.4

DesktopCLICloud

Sets appearance of an indicator bar output from startIndex to last index.

Environment behaviour

CLI — not supported. No effect; arguments are still validated (ArgumentException when all colours are null).

Cloud — not supported. No effect; arguments are still validated (ArgumentException when all colours are null).

Overloads

Signature	Description
`SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor)`	Sets appearance of an indicator bar output from startIndex to last index.
`SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor)`	Sets appearance of an indicator bar output from startIndex to startIndex + count.
`SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor, Color volumeColor)`	Sets appearance of an indicator bar output from startIndex to last index.

SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor)

Sets appearance of an indicator bar output from startIndex to last index.

C#Python

protected void SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor)

api.SetBarColor(barOutput: IndicatorBarOutput, barIndex: int, outlineColor: Color) -> None

Parameters

Name	C# type	Python type	Description
`barOutput`	`IndicatorBarOutput`	`IndicatorBarOutput`	Indicator Bar Output
`barIndex`	`int`	`int`	Bar Index
`outlineColor`	`Color`	`Color`	Outline Color

Examples

C#Pythonconfig.json

public partial class ColoredBars : Indicator
{
    public override void Calculate(int index)
    {
        var bar = Bars[index];
        Result[index] = new OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume);
        var outlineColor = bar.Close >= bar.Open ? Color.Green : Color.Red;
        SetBarColor(Result.Output, index, outlineColor);
    }
}

def calculate(self, index):
    bar = api.Bars[index]
    api.Result[index] = OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume)
    outlineColor = Color.Green if bar.Close >= bar.Open else Color.Red
    api.SetBarColor(api.Result.Output, index, outlineColor)

{
  "AccessRights": "None",
  "IsOverlay": false,
  "BarOutputs": [
    {
      "Name": "Result",
      "DisplayName": "Main"
    }
  ]
}

SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor)

Sets appearance of an indicator bar output from startIndex to startIndex + count.

C#Python

protected void SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor)

api.SetBarColor(barOutput: IndicatorBarOutput, barIndex: int, outlineColor: Color, fillColor: Color) -> None

Parameters

Name	C# type	Python type	Description
`barOutput`	`IndicatorBarOutput`	`IndicatorBarOutput`	Indicator Bar Output
`barIndex`	`int`	`int`	Bar Index
`outlineColor`	`Color`	`Color`	Outline Color
`fillColor`	`Color`	`Color`	Fill Color

Examples

C#Pythonconfig.json

public partial class ColoredBars : Indicator
{
    public override void Calculate(int index)
    {
        var bar = Bars[index];
        Result[index] = new OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume);
        var color = bar.Close >= bar.Open ? Color.Green : Color.Red;
        SetBarColor(Result.Output, index, color, Color.FromArgb(80, color));
    }
}

def calculate(self, index):
    bar = api.Bars[index]
    api.Result[index] = OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume)
    color = Color.Green if bar.Close >= bar.Open else Color.Red
    api.SetBarColor(api.Result.Output, index, color, Color.FromArgb(80, color))

{
  "AccessRights": "None",
  "IsOverlay": false,
  "BarOutputs": [
    {
      "Name": "Result",
      "DisplayName": "Main"
    }
  ]
}

SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor, Color volumeColor)

Sets appearance of an indicator bar output from startIndex to last index.

C#Python

protected void SetBarColor(IndicatorBarOutput barOutput, int barIndex, Color outlineColor, Color fillColor, Color volumeColor)

api.SetBarColor(barOutput: IndicatorBarOutput, barIndex: int, outlineColor: Color, fillColor: Color, volumeColor: Color) -> None

Parameters

Name	C# type	Python type	Description
`barOutput`	`IndicatorBarOutput`	`IndicatorBarOutput`	Indicator Bar Output
`barIndex`	`int`	`int`	Bar Index
`outlineColor`	`Color`	`Color`	Outline Color
`fillColor`	`Color`	`Color`	Fill Color
`volumeColor`	`Color`	`Color`	Volume color

Examples

C#Pythonconfig.json

public partial class ColoredBars : Indicator
{
    public override void Calculate(int index)
    {
        var bar = Bars[index];
        Result[index] = new OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume);
        var color = bar.Close >= bar.Open ? Color.Green : Color.Red;
        SetBarColor(Result.Output, index, color, Color.FromArgb(80, color), Color.Gray);
    }
}

def calculate(self, index):
    bar = api.Bars[index]
    api.Result[index] = OhlcvBar(bar.Open, bar.High, bar.Low, bar.Close, bar.TickVolume)
    color = Color.Green if bar.Close >= bar.Open else Color.Red
    api.SetBarColor(api.Result.Output, index, color, Color.FromArgb(80, color), Color.Gray)

{
  "AccessRights": "None",
  "IsOverlay": false,
  "BarOutputs": [
    {
      "Name": "Result",
      "DisplayName": "Main"
    }
  ]
}