Class: ProximityEffect

ProximityEffect(nodes, paramsopt)

Class representing a ProximityEffect.

Constructor

new ProximityEffect(nodes, paramsopt)

Create a ProximityEffect instance.
Parameters:
Name Type Attributes Default Description
nodes NodeList A list of nodes to control.
params Object <optional>
 {} An object containing effect parameters.
Properties
Name Type Attributes Default Description
threshold number <optional>
 0 The effect threshold, in pixels.
runoff number <optional>
 The effect runoff, in pixels.
attack number <optional>
 1 The effect attack.
decay number <optional>
 1 The effect decay.
accuracy number <optional>
 The effect accuracy.
invert boolean <optional>
 false Invert distances.
offsetX number <optional>
 0 The global horizontal offset, in pixels.
offsetY number <optional>
 0 The global vertical offset, in pixels.
jitter number <optional>
 0 The effect jitter, in pixels.
direction string <optional>
 "both" The effect direction, one of 'both', 'horizontal' or 'vertical'.
target Element <optional>
 The effect tracker target.
doPresetDistances boolean <optional>
 false Prime the initial distances to create an initial transition. Only available through params argument in constructor.
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Extends

  • EventTarget

Members

accuracy

Get the effect accuracy.
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accuracy

Set the effect accuracy.
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attack

Set the effect attack.
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attack

Get the effect attack.
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boundary

Get the effect boundary.
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decay

Set the effect decay.
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decay

Get the effect decay.
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direction

Set the effect direction.
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direction

Get the effect direction.
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effects

Get the list of effects.
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invert

Set the invert state.
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invert

Get the invert state.
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jitter

Set the jitter value.
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jitter

Get the jitter value.
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nodes

Get the list of nodes.
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nodes

Set the list of nodes.
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offsetX

Set the global horizontal offset.
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offsetX

Get the global horizontal offset.
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offsetY

Set the global vertical offset, in pixels.
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offsetY

Get the global vertical offset.
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pointer

Get the last known mouse pointer coordinates, relative to the viewport, in pixels.
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runoff

Set the effect runoff.
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runoff

Get the effect runoff.
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target

Set the current target
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target

Get the current target
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threshold

Set the effect threshold.
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threshold

Get the effect threshold.
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Methods

addEffect(name, near, far, paramsopt)

Add a new effect to the effect stack.
Parameters:
Name Type Attributes Description
name string The effect name.
near number | Object The effect value at the closest distance.
Properties
Name Type Attributes Description
value number The effect value at closest distance, as an object property.
scatter number <optional>
 The random distribution of the value at the closest distance.
scatterMethod string <optional>
 The random scatter method.
far number | Object The effect value at the furthest distance.
Properties
Name Type Attributes Description
value number The effect value at furthest distance, as an object property.
scatter number <optional>
 The random distribution of the value at the furthest distance.
scatterMethod string <optional>
 The random scatter method.
params Object <optional>
 An object containing additional effect parameters.
Properties
Name Type Attributes Description
rule string <optional>
 The CSS style rule to use.
func string <optional>
 The CSS function of the given style rule.
min number <optional>
 The minimum effect value.
max number <optional>
 The maximum effect value.
default number <optional>
 The default effect value.
unit string <optional>
 The effect CSS unit.
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distanceFrom(n)

Get the distance to the current target from the given node, in pixels.
Parameters:
Name Type Description
n Element The node to check.
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distanceFromIndex(i)

Get the distance to the current target from the given node index, in pixels.
Parameters:
Name Type Description
i number The node index to check.
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getNodeData(n, propopt) → {mixed|NodeData}

Return an object containing the given node's effect data or a specific property of that data.
Parameters:
Name Type Attributes Description
n Element The node to return data for.
prop string <optional>
 The data property to return, leave out to return the entire object.
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Returns:
The chosen property value, or an object containing the node's data.
Type
mixed | NodeData

getNodeIndexData(i, prop) → {Object}

Return an object containing the given node index's effect data.
Parameters:
Name Type Description
i number The node index to return data for.
prop string The data property to return.
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Returns:
True if the property exists, false otherwise.
Type
Object

hasEffect(name) → {boolean}

Check if a named effect is already on the stack.
Parameters:
Name Type Description
name string The name of the effect to check for.
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Returns:
True if the effect exists at least once.
Type
boolean

hasNodeIndexData(i, prop) → {boolean}

Return a boolean determining if the given node has thegiven data.
Parameters:
Name Type Description
i number The node index to return data for.
prop string The data property to return.
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Returns:
An object containing the node's data.
Type
boolean

removeEffect(name)

Remove all instances of an effect from the stack.
Parameters:
Name Type Description
name string The name of the effect to remove.
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setCenterPoints()

Recalculate each node's centre point, including global offset and jitter.
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