Yahoo! UI Library

charts  3.3.0

Yahoo! UI Library > charts > Renderer
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Class Renderer

Known Subclasses:
Axis
The Renderer class is a base class for chart components that use the styles attribute.

Constructor

Renderer ( )

Properties

_styles - private object

Methods

_getDefaultStyles

protected _getDefaultStyles ( )
Gets the default value for the styles attribute.
Returns:
Object

_mergeStyles

protected _mergeStyles ( a , b )
Merges to object literals so that only specified properties are overwritten.
Parameters:
a <Object> Hash of new styles
b <Object> Hash of original styles
Returns:
Object

_setStyles

protected _setStyles ( newStyles )
Method used by styles setter.
Parameters:
newStyles <Object> Hash of properties to update.
Returns:
Object

Events

graphicChange

graphicChange ( event )
Fires when the value for the configuration attribute 'graphic' is changed. You can listen for the event using the on method if you wish to be notified before the attribute's value has changed, or using the after method if you wish to be notified after the attribute's value has changed.
Parameters:
event <Event.Facade> An Event Facade object with the following attribute specific properties added:
prevVal
The value of the attribute, prior to it being set
newVal
The value the attribute is to be set to
attrName
The name of the attribute being set
subAttrName
If setting a property within the attribute's value, the name of the sub-attribute property being set

stylesChange

stylesChange ( event )
Fires when the value for the configuration attribute 'styles' is changed. You can listen for the event using the on method if you wish to be notified before the attribute's value has changed, or using the after method if you wish to be notified after the attribute's value has changed.
Parameters:
event <Event.Facade> An Event Facade object with the following attribute specific properties added:
prevVal
The value of the attribute, prior to it being set
newVal
The value the attribute is to be set to
attrName
The name of the attribute being set
subAttrName
If setting a property within the attribute's value, the name of the sub-attribute property being set

Configuration Attributes

graphic - Graphic

The graphic in which drawings will be rendered.

styles - Object

Hash of style properties for class

Properties

Configuration Attributes

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