Class: Control

Control

Base class for all the map controls, you can extend it to build your own customized Control. It is abstract and not intended to be instantiated.

(abstract) new control.Control(optionsopt) [source]

Methods needs to implement:

1. Method to create UI's Dom element
function buildOn : HTMLElement

2. Optional, a callback when the control is added.
function onAdd : void
3. Optional, a callback when the control is removed.
function onRemove : void

Parameter Type Default Description
options opt Object null configuration options
Extends:
Mixes From:
Fires:

Methods

  • addTo(map) [source]

    • Adds the control to a map.
    Parameter Type Description
    map Map
    Fires:
    Returns:
    control.Control: this

  • update() [source]

    • update control container
    Returns:
    control.Control: this

  • getMap() [source]

    • Get the map that the control is added to.
    Returns:
    Map:

  • getPosition() [source]

    • Get the position of the control
    Returns:
    Object:

  • setPosition(position) [source]

    • update the control's position
    Parameter Type Description
    position String | Object can be one of 'top-left', 'top-right', 'bottom-left', 'bottom-right' or a position object like {'top': 40,'left': 60}
    Fires:
    Returns:
    control.Control: this

  • getContainerPoint() [source]

    • Get the container point of the control.
    Returns:
    Point:

  • getContainer() [source]

    • Get the control's container. Container is a div element wrapping the control's dom and decides the control's position and display.
    Returns:
    HTMLElement:

  • getDOM() [source]

    • Get html dom element of the control
    Returns:
    HTMLElement:

  • show() [source]

    • Show
    Returns:
    control.Control: this

  • hide() [source]

    • Hide
    Returns:
    control.Control: this

  • isVisible() [source]

    • Whether the control is visible
    Returns:
    Boolean:

  • remove() [source]

    • Remove itself from the map
    Fires:
    Returns:
    control.Control: this

  • (mixin) on(eventsOn, handler, contextopt) [source]

    • Register a handler function to be called whenever this event is fired. 
    foo.on('mousedown mousemove mouseup', onMouseEvent, foo);
    Parameter Type Default Description
    eventsOn String event types to register, seperated by space if more than one.
    handler function handler function to be called
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    Any: this

  • (mixin) addEventListener(eventTypes, handler, contextopt) [source]

    • Alias for on
    Parameter Type Default Description
    eventTypes String event types to register, seperated by space if more than one.
    handler function handler function to be called
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    : this

  • (mixin) once(eventTypes, handler, contextopt) [source]

    • Same as on, except the listener will only get fired once and then removed. 
    foo.once('mousedown mousemove mouseup', onMouseEvent, foo);
    Parameter Type Default Description
    eventTypes String event types to register, seperated by space if more than one.
    handler function listener handler
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    : this

  • (mixin) off(eventsOff, handler, contextopt) [source]

    • Unregister the event handler for the specified event types. 
    foo.off('mousedown mousemove mouseup', onMouseEvent, foo);
    Parameter Type Default Description
    eventsOff String event types to unregister, seperated by space if more than one.
    handler function listener handler
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    : this

  • (mixin) removeEventListener(eventTypes, handler, contextopt) [source]

    • Alias for off
    Parameter Type Default Description
    eventTypes String event types to unregister, seperated by space if more than one.
    handler function listener handler
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    : this

  • (mixin) listens(eventType, hanlderopt, contextopt) [source]

    • Returns listener's count registered for the event type.
    Parameter Type Default Description
    eventType String an event type
    hanlder opt function null listener function
    context opt Object null the context of the handler
    Mixes From:
    Returns:
    Number:

  • (mixin) copyEventListeners(target) [source]

    • Copy all the event listener to the target object
    Parameter Type Description
    target Object target object to copy to.
    Mixes From:
    Returns:
    : this

  • (mixin) fire(eventType, param) [source]

    • Fire an event, causing all handlers for that event name to run.
    Parameter Type Description
    eventType String an event type to fire
    param Object parameters for the listener function.
    Mixes From:
    Returns:
    : this

  • (inherited) callInitHooks() [source]

    • Visit and call all the init hooks defined on Class and its parents.
    Inherited From:
    Returns:
    Class: this

  • (inherited) setOptions(options) [source]

    • Merges options with the default options of the object.
    Parameter Type Description
    options Object options to set
    Inherited From:
    Returns:
    Class: this

  • (inherited) config(conf) [source]

    • 1. Return object's options if no parameter is provided.
    2. update an option and enable/disable the handler if a handler with the same name existed. 
    // Get marker's options;
var options = marker.config();
// Set map's option "draggable" to false and disable map's draggable handler.
map.config('draggable', false);
// You can update more than one options like this:
map.config({
    'scrollWheelZoom' : false,
    'doubleClickZoom' : false
});
    Parameter Type Description
    conf Object config to update
    Inherited From:
    Returns:
    Class: this

  • (inherited) onConfig() [source]

    • Default callback when config is called
    Inherited From:

    Events

  • add [source]

    • add event.
    Properties:
    Name Type Description
    type String add
    target control.Control the control instance
    Source:

  • remove [source]

    • remove event.
    Properties:
    Name Type Description
    type String remove
    target control.Control the control instance
    Source:

  • positionchange [source]

    • Control's position update event.
    Properties:
    Name Type Description
    type String positionchange
    target control.Control the control instance
    position Object Position of the control, eg:{"top" : 100, "left" : 50}
    Source: