Class GannBox

Draws a box shape with various angle-based lines inside. Control points are placed on the corners of the box, allowing adjusting its size and shape. Gann Box can be used to spot recurring price cycles.

Hierarchy

Constructors

constructor

Methods

dispose getPosition offDrawingToolMoved offPointerDown offPointerEnter offPointerLeave offPointerUp onDrawingToolMoved onPointerDown onPointerEnter onPointerLeave onPointerUp setAreaColor setLineColor setLineWidth setMagnetic showAngles updatePosition

Constructors

constructor

  • Parameters

    • priceChart: TradingChart
    • chart: ChartXY<UIBackground>
    • closeValues: number[]
    • startPoint: Point
    • endPoint: Point
    • lineColor: Color
    • lineWidth: number
    • areaColor: Color

    Returns GannBox

Methods

dispose

getPosition

  • Gets the current drawing tool position in axis values.

    Returns Point[]

    • Array containing all control point positions.

offDrawingToolMoved

  • Unsubscribes from the DrawingToolMoved event.

    Returns void

offPointerDown

  • Unsubscribes from the PointerDown event.

    Returns void

offPointerEnter

  • Unsubscribes from the PointerEnter event.

    Returns void

offPointerLeave

  • Unsubscribes from the PointerLeave event.

    Returns void

offPointerUp

  • Unsubscribes from the PointerUp event.

    Returns void

onDrawingToolMoved

  • Event that triggers when drawing tool's position has been changed either by dragging it or in code.

    Parameters

    • handler: Handler<DrawingToolMovedEvent>

      Event handler containing X- and Y-position parameters for each of the control points.

    Returns void

onPointerDown

  • Event that triggers when pointer is pressed down on top of the drawing tool.

    Parameters

    • handler: Handler<PointerDownEvent>

      Event handler containing the following parameters:

      -'xPosition' and 'yPosition' parameters return the current cursor position in axis values.

      -'xPositionClient' and 'yPositionClient' return the current cursor position in client coordinates (zero equals top-left corner).

      -'drawingTool' gets the drawing tool instance.

      -'isControlPoint' tells if the event was triggered by one of the drawing tool's control points.

      -'button' indicates the pressed mouse button.

    Returns void

onPointerEnter

  • Event that triggers when pointer is moved onto the drawing tool.

    Parameters

    • handler: Handler<PointerEnterEvent>

      Event handler containing the following parameters:

      -'xPosition' and 'yPosition' parameters return the current cursor position in axis values.

      -'xPositionClient' and 'yPositionClient' return the current cursor position in client coordinates (zero equals top-left corner).

      -'drawingTool' gets the drawing tool instance.

      -'isControlPoint' tells if the event was triggered by one of the drawing tool's control points.

    Returns void

onPointerLeave

  • Event that triggers when pointer is moved away from the drawing tool.

    Parameters

    • handler: Handler<PointerLeaveEvent>

      Event handler containing the following parameters:

      -'xPosition' and 'yPosition' parameters return the current cursor position in axis values.

      -'xPositionClient' and 'yPositionClient' return the current cursor position in client coordinates (zero equals top-left corner).

      -'drawingTool' gets the drawing tool instance.

      -'isControlPoint' tells if the event was triggered by one of the drawing tool's control points.

    Returns void

onPointerUp

  • Event that triggers when pointer is released on top of the drawing tool.

    Parameters

    • handler: Handler<PointerUpEvent>

      Event handler containing the following parameters:

      -'xPosition' and 'yPosition' parameters return the current cursor position in axis values.

      -'xPositionClient' and 'yPositionClient' return the current cursor position in client coordinates (zero equals top-left corner).

      -'drawingTool' gets the drawing tool instance.

      -'isControlPoint' tells if the event was triggered by one of the drawing tool's control points.

      -'button' indicates the released mouse button.

    Returns void

setAreaColor

  • Sets the area color of the Gann Box.

    Parameters

    • newColor: string

      New area color as string, should be in HEX format e.g. #FFFFFF.

    Returns void

setLineColor

  • Sets the line color of the Gann Box lines.

    Parameters

    • newColor: string

      New line color as string, should be in HEX format e.g. #FFFFFF.

    Returns void

setLineWidth

  • Sets the width of the Gann Box lines.

    Parameters

    • newWidth: number

      New line width.

    Returns void

setMagnetic

  • Sets whether the drawing tool should automatically snap to OLHC-data points.

    Parameters

    • isMagnetic: boolean

      Set true to enable snapping to data points.

    Returns void

showAngles

  • Sets whether diagonal angle lines are shown inside the Gann Box.

    Parameters

    • showAngles: boolean

      Set true to show the diagonal lines.

    Returns void

updatePosition

  • Updates the drawing tool based on the control points' locations.

    Parameters

    • topLeftX: number

      Top left point X-location.

    • topLeftY: number

      Top left point Y-location.

    • topRightX: number

      Top right point X-location.

    • topRightY: number

      Top right point Y-location.

    • bottomLeftX: number

      Bottom left point X-location.

    • bottomLeftY: number

      Bottom left point Y-location.

    • bottomRightX: number

      Bottom right point X-location.

    • bottomRightY: number

      Bottom right point Y-location.

    Returns void

Settings

Member Visibility

Theme