Class: BackForwardModel

Extends

• Backbone.Model

Methods

centerFromStorage(center){Coordinates}

modules/controls/backForward/model.js, line 173

Transforms the center coordinates from storage to target projection

Name	Type	Description
center	Coordinates	center coordinates

Returns:

center coordinates

centerToStorage(center){Coordinates}

modules/controls/backForward/model.js, line 160

Transforms the center coordinates into the storage projection.

Name	Type	Description
center	Coordinates	center coordinates

Returns:

center coordinates

changeLang(lng){Void}

modules/controls/backForward/model.js, line 41

change language - sets default values for the language

Name	Type	Description
lng	String	the language changed to

getCurrentCenterScale(){Array.<?>}

modules/controls/backForward/model.js, line 115

Gets the CenterScale of the current position in the form [ol/coordinate, scale]

Returns:

CenterScale element

getCurrentMapProjection(){String}

modules/controls/backForward/model.js, line 144

Gets the current MapProjection code

Returns:

map projection's epsg code

getResolutionForScale(scale, epsg){Number}

modules/controls/backForward/model.js, line 201

Gets the resolution for scale using an epsg code

Name	Type	Description
scale	Number	scale to get the resolution from
epsg	String	epsg code

Returns:

resolution for the scale

getScaleForResolution(resolution, epsg){Number}

modules/controls/backForward/model.js, line 187

Gets the scale for resolution using an epsg code

Name	Type	Description
resolution	Number	resolution to get the scale from
epsg	String	epsg code

Returns:

scale for the resolution

pushCenterScales(center, scale){void}

modules/controls/backForward/model.js, line 74

Pushes a center, scale pair to CenterScales. Transforms values before doing so.

Name	Type	Description
center	Coordinates	the center coordinates
scale	Number	the scale

setCenterScales(val){void}

modules/controls/backForward/model.js, line 61

Sets given parameters for CenterScales.

Name	Type	Description
val	Array	Value array with information about center coordinates

setConfigData(configData){void}

modules/controls/backForward/model.js, line 53

Sets the given parameter for config

Name	Type	Description
configData	Object	bakcforward object form config.json

setCurrentPos(val){void}

modules/controls/backForward/model.js, line 136

Sets given parameters for CurrentPos.

Name	Type	Description
val	Array	Value array with information about current position

setWentFor(bool){void}

modules/controls/backForward/model.js, line 128

Sets given parameters for WentFor.

Name	Type	Description
bool	Boolean	boolean with true or false

shiftCenterScales(){void}

modules/controls/backForward/model.js, line 101

Shifts CenterScales

spliceCenterScales(idx){void}

modules/controls/backForward/model.js, line 89

Splices CenterScales at given index

Name	Type	Description
idx	Number	the index to splice at