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class anychart.core.gantt.rendering.Settings Improve this Doc

Extends: anychart.core.Base

Custom drawing settings.
Two main methods in rendering settings are drawer and shapes. The drawer method sets the drawing function.
The shapes method returns the map of shapes used for drawing. Also, shapes are used in the context of the drawing function (drawer()).
ShapeConfig is the configurations of shapes that are set in the array using the shapes() method.

Methods Overview

Specific settings
drawer()Custom drawing settings.
shapes()Shapes settings.
Events
listen()Adds an event listener.
listenOnce()Adds a single time event listener.
removeAllListeners()Removes all listeners.
unlisten()Removes the listener.
unlistenByKey()Removes the listener by the key.

Methods Description

drawer

Getter for custom drawing settings.

Returns:

function - Custom drawing function.
See listing
var rendering = elements.rendering();
var drawer = rendering.drawer();
Setter for custom drawing settings.

Params:

Name Type Description
drawerFunction function Function for custom drawing. Function that looks like
function(){
   // this.predictedBounds - Recommended bounds for custom drawing. Bounds are calculated on the base of height,
   position, offset, anchor and scale data (start/end). Type is anychart.math.Rect.
   // this.item - The data item that corresponds to the row. Type is anychart.data.Tree.DataItem
   or anychart.data.TreeView.DataItem
   // this.shapes - The shapes map for drawing called from anychart.core.gantt.rendering.Settings#shapes method.
   Map is {Object.}.
   // this.period - Period object as is. For anychart#ganttResource
   // this.periodIndex - The index of the period that is drawn. Type is number. For anychart#ganttResource
}

Returns:

anychart.core.gantt.rendering.Settings - Self instance for method chaining.

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listen

Adds an event listener to an implementing object.

Params:

Name Type Default Description
type string
The event type id.
listener function(e:Object)
Callback method. Function that looks like:
function(event){
   // event.actualTarget - actual event target
   // event.currentTarget - current event target
   // event.iterator - event iterator
   // event.originalEvent - original event
   // event.point - event point
   // event.pointIndex - event point index
}
useCapture boolean
false
Whether to fire in capture phase. Learn more about capturing https://javascript.info/bubbling-and-capturing
listenerScope Object
Object in whose scope to call the listener.

Returns:

Object - Unique key for the listener.

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listenOnce

Adds an event listener to an implementing object.

Params:

Name Type Default Description
type string
The event type id.
listener function(e:Object)
Callback method.
useCapture boolean
false
Whether to fire in capture phase. Learn more about capturing https://javascript.info/bubbling-and-capturing
listenerScope Object
Object in whose scope to call the listener.

Returns:

Object - Unique key for the listener.

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removeAllListeners

Removes all listeners from an object. You can also optionally remove listeners of some particular type.

Params:

Name Type Description
type string Type of event to remove, default is to remove all types.

Returns:

number - Number of listeners removed.

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shapes

Getter for shapes of the custom drawing.

Returns:

Array.<anychart.core.gantt.rendering.Settings.ShapeConfig> - Array of shapes configs.
Setter for shapes of the custom drawing.

Params:

Name Type Description
config Array.<anychart.core.gantt.rendering.Settings.ShapeConfig> Array of shapes configs.

Returns:

anychart.core.gantt.rendering.Settings - Self instance for method chaining.

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unlisten

Removes a listener added using listen() or listenOnce() methods.

Params:

Name Type Default Description
type string
The event type id.
listener function
Callback method.
useCapture boolean
false
Whether to fire in capture phase. Learn more about capturing https://javascript.info/bubbling-and-capturing
listenerScope Object
Object in whose scope to call the listener.

Returns:

boolean - Whether any listener was removed.

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unlistenByKey

Removes an event listener which was added with listen() by the key returned by listen() or listenOnce().

Params:

Name Type Description
key Object The key returned by listen() or listenOnce().

Returns:

boolean - Whether any listener was removed.

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