Class: SwipeEmitter

SwipeEmitter

new SwipeEmitter(options)

Class that emits or provides support for swipe gestures/events.
Parameters:
Name Type Description
options Object Additional options
Properties
Name Type Argument Default Description
emitter Emitter | Object <optional>
<nullable>
 {} Emitter instance or options on which to emit events
element Element Element for which to bind events
hammer Hammer Hammer instance for the element (required by base class)
enabled boolean <optional>
<nullable>
 false Whether to enable this emitter
horizontal boolean <optional>
<nullable>
 false Whether to detect horizontal swipes
vertical boolean <optional>
<nullable>
 true Whether to detect vertical swipes
threshold number <optional>
<nullable>
 0 Movement distance (px) required before swipe is detected
velocity number <optional>
<nullable>
 0.65 Movement speed (px/ms) required before swipe is detected
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Extends

Members

defaultOptions

Default options
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direction

Hammer.js direction enum value
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enabled

Indicates if this emitter is enabled (listens for events, and forwards them on the Emitter)
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horizontal

Whether to monitor horizontal swipes
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threshold

Threshold movement before swipe gesture is recognized (px)
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velocity

Threshold velocity before swipe gesture is recognized (px/ms)
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vertical

Whether to monitor vertical swipes
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Methods

bind() → {undefined}

Binds all events (element and Hammer)
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Returns:
Type
undefined

bindElementEvents() → {undefined}

Binds all of the Element-level events specified by GestureEmitter#getElementEvents
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Returns:
Type
undefined

bindHammerEvents() → {undefined}

Binds to Hammer events specified by GestureEmitter#getHammerEvents
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Returns:
Type
undefined

destroy() → {undefined}

Destroys this instance by unbinding from all bound events (Element-level, and Hammer).
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Returns:
Type
undefined

getElementEvents() → {undefined}

Gets a map of Element/DOM event names to method names for which to bind. This method should be implemented by a subclass, if the subclass is interested in DOM element-level events.
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Returns:
Type
undefined

getHammerEvents() → {undefined}

Gets a map of Hammer event names to method names for which to bind. This method should be implemented by the subclass, if the subclass is interested in Hammer events.
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Returns:
Type
undefined

setElement(element) → {undefined}

Sets the Element monitored by this GestureEmitter
Parameters:
Name Type Description
element Element element to monitor
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Returns:
Type
undefined

setHammer(hammer) → {undefined}

Sets the Hammer instance for this GestureEmitter The Hammer instance also wraps the element, and recognizes gestures.
Parameters:
Name Type Description
hammer
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Returns:
Type
undefined

unbind() → {undefined}

Unbinds all events (element and Hammer)
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Returns:
Type
undefined

unbindElementEvents() → {undefined}

Unbinds all the Element-level events specified by GestureEmitter#getElementEvents
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Returns:
Type
undefined

unbindHammerEvents() → {undefined}

Unbinds from hammer events specified by GestureEmitter#getHammerEvents
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Returns:
Type
undefined

Events

gesture:swipe:any

Event for a swipe in any direction
Type:
Properties:
Name Type Description
type
sender
data
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gesture:swipe:x

Event for a swipe in horizontal direction
Type:
Properties:
Name Type Description
type
sender
data
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gesture:swipe:y

Event for a swipe in vertical direction
Type:
Properties:
Name Type Description
type
sender
data
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