Module Thematic

Returns true if the thematic exists for the given layer and thematic ids, false otherwise.

example

// test for thematic existence
JMap.Layer.Thematic.existsById(4, 3)
// false

Returns all thematics for the specified layer.

throws

Error if no layer found for the id, or if the layer is a layer group.

example

// returns all thematics of layer id=4
JMap.Layer.Thematic.getAllByLayerId(4)

Returns layer thematics that are currently displayed on the map.

throws

Error if no layer found for the id, or if the layer is a layer group.

example

// returns the thematic(s) that are displayed on he map for layer id=4
JMap.Layer.Thematic.getAllVisibleByLayerId(4)

Returns a specific layer thematic.

throws

Error if no layer found for the id, if the layer is a layer group, or if the thematic doesn't exist.

example

// returns thematic id=3 of layer id=4
JMap.Layer.Thematic.getById(4, 3)

Returns the family of the specified layer thematic

throws

Error if layer or thematic is not found, or if an invalid param is provided

example

// returns the family of thematic id=3 of layer id=7
let family = JMap.Layer.Thematic.getFamilyTypeById(
   layerId: 7,
   thematicId: 3
 )
console.log(family)
// "Classification"

Returns true if the layer has at least one thematic displayed on the map.

throws

Error if no layer found for the id, or if the layer is a layer group.

example

// returns false if no thematic is displayed for layer id=4
JMap.Layer.Thematic.hasAnyVisibleByLayerId(4)

Shows or hides all thematic categories of a layer on the map

throws

Error if layer or thematic is not found, or if an invalid param is provided

example

// Hide all categories of thematic id=3 of layer id=7
JMap.Layer.Thematic.setAllCategoriesVisibility(
   layerId: 7,
   thematicId: 3,
   visibility: false
 )

Shows or hides all thematic conditions of a layer thematic on the map

Works only for JMap Cloud server, on style rule based thematics.

throws

Error if layer or thematic is not found, or thematic is not a style rule thematic, or if an invalid param is provided

example

// Hide all conditions of thematic id="ac7b197c-ca14-4295-b349-8cba6a4dc631" of layer id="53ff7632-0d5e-497a-a1b0-25ce3f941023"
JMap.Layer.Thematic.setAllConditionsVisibility(
   layerId: "53ff7632-0d5e-497a-a1b0-25ce3f941023",
   thematicId: "ac7b197c-ca14-4295-b349-8cba6a4dc631",
   visibility: false
 )

Shows or hides a specific layer thematic category on the map.

throws

Error if layer or thematic is not found, or if an invalid param is provided

example

// Hide the first category of thematic id=3 of layer id=7
JMap.Layer.Thematic.setCategoryVisibility({
   layerId: 7,
   thematicId: 3,
   categoryIndex: 0,
   visibility: false
 })

Shows or hides a specific layer thematic condition on the map.

Works only for JMap Cloud server.

throws

Error if layer or thematic is not found, or thematic is not a style rule thematic, or if an invalid param is provided

example

// Hide condition of thematic id="ac7b197c-ca14-4295-b349-8cba6a4dc631" of layer id="53ff7632-0d5e-497a-a1b0-25ce3f941023"
JMap.Layer.Thematic.setConditionVisibility({
   layerId: "53ff7632-0d5e-497a-a1b0-25ce3f941023",
   thematicId: "ac7b197c-ca14-4295-b349-8cba6a4dc631",
   conditionId: "ac7b197c-ca14-4295-b349-8cba6a4dc631",
   visibility: false // false to hide, true to show
 })

Shows or hides multiple layer thematics on the map

throws

Error if any layer or thematic are not found

example

// Display the thematic id=3 of layer id=7, and hide the thematic id=1 of layer id=14
JMap.Layer.Thematic.setThematicsVisibility([
   {layerId: 7, thematicId: 3, visibility: true},
   {layerId: 14, thematicId: 1, visibility: false}
])

Shows or hides a layer thematic on the map

throws

Error if layer or thematic is not found

example

// Display the thematic id=3 of layer id=7
JMap.Layer.Thematic.setVisibilityById(7, 3, true)

// Hide the thematic id=3 of layer id=7
JMap.Layer.Thematic.setVisibilityById(7, 3, false)