dyCallbacks {dygraphs}

Callbacks for dygraph events

Description

Set JavaScript callbacks for various dygraph events. See the dygraph options reference for additional details on the signature of each callback.

Usage

dyCallbacks(dygraph, clickCallback = NULL, drawCallback = NULL,
  highlightCallback = NULL, pointClickCallback = NULL,
  underlayCallback = NULL, unhighlightCallback = NULL,
  zoomCallback = NULL, drawHighlightPointCallback = NULL,
  drawPointCallback = NULL, annotationClickHandler = NULL,
  annotationMouseOverHandler = NULL, annotationMouseOutHandler = NULL,
  annotationDblClickHandler = NULL)

Arguments

dygraph

Dygraph to add callbacks to

clickCallback

A function to call when the canvas is clicked.

drawCallback

When set, this callback gets called every time the dygraph is drawn. This includes the initial draw, after zooming and repeatedly while panning.

highlightCallback

When set, this callback gets called every time a new point is highlighted.

pointClickCallback

A function to call when a data point is clicked. and the point that was clicked.

underlayCallback

When set, this callback gets called before the chart is drawn.

unhighlightCallback

When set, this callback gets called every time the user stops highlighting any point by mousing out of the graph.

zoomCallback

A function to call when the zoom window is changed (either by zooming in or out).

drawHighlightPointCallback

Draw a custom item when a point is highlighted. Default is a small dot matching the series color. This method should constrain drawing to within pointSize pixels from (cx, cy)

drawPointCallback

Draw a custom item when drawPoints is enabled. Default is a small dot matching the series color. This method should constrain drawing to within pointSize pixels from (cx, cy).

annotationClickHandler

JavaScript function to call when an annotation is clicked. This can also be specified on a per-annotation basis.

annotationMouseOverHandler

JavaScript function to call when the mouse hovers over an annotation. This can also be specified on a per-annotation basis.

annotationMouseOutHandler

JavaScript function to call when the mouse exits an annotation. This can also be specified on a per-annotation basis.

annotationDblClickHandler

JavaScript function to call when an annotation is double clicked. This can also be specified on a per-annotation basis.

Value

Dygraph with callbacks