ol-ext

Class: SearchJSON

ol.control. SearchJSON

This is the base class for search controls that use a json service to search features. You can use it for simple custom search or as base to new class.

new SearchJSON(options)

Parameters:
Name Type Description
options any

extend ol.control.Search options

Properties
Name Type Description
className string

control class name
target Element | string | undefined

Specify a target if you want the control to be rendered outside of the map's viewport.
title string | undefined

Title to use for the search button tooltip, default "Search"
reverseTitle string | undefined

Title to use for the reverse geocoding button tooltip, default "Click on the map..."
placeholder string | undefined

placeholder, default "Search..."
typing number | undefined

a delay on each typing to start searching (ms), default 1000.
minLength integer | undefined

minimum length to start searching, default 3
maxItems integer | undefined

maximum number of items to display in the autocomplete list, default 10
handleResponse function | undefined

Handle server response to pass the features array to the list
url string | undefined

Url of the search api
authentication: string | undefined

basic authentication for the search API as btoa("login:pwd")
Fires:
  • event:select

Extends

Members

_history

Current history

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Overrides:

Methods

_getTitleTxt(f)

Returns title as text

Parameters:
Name Type Description
f any

feature to be displayed
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Overrides:
Returns:
Type
string

ajax(url, data, cback)

Send ajax request

Parameters:
Name Type Description
url string
data *
cback function

a callback function that takes an array of {name, feature} to display in the autocomplete field

autocomplete(s, cback)

Autocomplete function (ajax request to the server)

Parameters:
Name Type Description
s string

search string
cback function

a callback function that takes an array of {name, feature} to display in the autocomplete field
Overrides:

clearHistory()

Remove previous history

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collapse( [b])

Collapse the search

Parameters:
Name Type Argument Default Description
b boolean <optional>
 true
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equalFeatures(f1, f2)

Test if 2 features are equal

Parameters:
Name Type Description
f1 any
f2 any
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Returns:
Type
boolean

getHistory()

Get history table

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Overrides:

getInputField()

Get the input field

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Overrides:
Returns:
Type
Element

getTitle(f)

Returns the text to be displayed in the menu

Parameters:
Name Type Description
f any

feature to be displayed
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Overrides:
Returns:

the text to be displayed in the index, default f.name

Type
string

handleResponse(response)

Handle server response to pass the features array to the display list

Parameters:
Name Type Description
response any

server response
Returns:

an array of feature

Type
Array.<any>

requestData(s)

Parameters:
Name Type Description
s string

the search string
Returns:

request data (as key:value)

Type
Object

restoreHistory()

Restore history (from the localstorage)

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Overrides:

reverseGeocode(coord, cback)

Reverse geocode

Parameters:
Name Type Description
coord ol.coordinate
cback function | undefined

a callback function, default trigger a select event
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Overrides:

saveHistory()

Save history (in the localstorage)

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Force search to refresh

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Overrides:

select(f, reverse, coord, options)

A line has been clicked in the menu > dispatch event

Parameters:
Name Type Description
f any

the feature, as passed in the autocomplete
reverse boolean

true if reverse geocode
coord ol.coordinate
options *

options passed to the event
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setInput(value, search)

Set the input value in the form (for initialisation purpose)

Parameters:
Name Type Description
value string
search boolean

to start a search
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Overrides:

setMap(map)

Remove the control from its current map and attach it to the new map. Subclasses may set up event handlers to get notified about changes to the map here.

Parameters:
Name Type Description
map ol.Map

Map.
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Overrides: