Package index • vantorr

Authentication & Account Usage

Manage session credentials via API keys or OAuth2 bearer tokens (with automatic refresh) and monitor account activation credit usage.

vantor_auth(): Authenticate with the Vantor / Maxar API
vantor_has_auth(): Check if Vantor Authentication is Available
vantor_auth_clear(): Clear Stored Vantor Credentials
get_maxar_token(): Get Maxar / Vantor API Bearer Token
refresh_maxar_token(): Refresh Maxar / Vantor API Bearer Token
create_maxar_request(): Create Maxar / Vantor API Request with Authentication
vantor_get_usage(): Get Vantor Account Usage and Credit Overview

WMS Basemaps & Seamlines

Retrieve high-resolution Vivid Mosaic GeoTIFFs, multi-tile mosaics, and vector seamline polygons with acquisition metadata.

get_maxar_wms_basemap(): Get Maxar / Vantor WMS Basemap as GeoTIFF or Spatial Raster Object
get_maxar_wms_tiles(): Get Multiple WMS Basemap Tiles for Large Areas
vantor_get_seamlines(): Get Vantor Basemap Seamlines as an sf Object (OGC WFS)

Fieldwork & Survey Data Collection Resources

Generate alphanumeric survey index grids, audit imagery vintage across Enumeration Areas, encode offline Plus Codes, export CAPI preload files (ODK, Kobo, Survey123), print multi-page PDF Field Atlases, and bundle offline GeoPackages and Esri Tile Packages (.tpk / .tpkx) for Survey Solutions and ArcGIS Field Maps.

vantor_survey_grid(): Generate an Alphanumeric Survey Index Grid over an Area of Interest
vantor_vintage_report(): Audit Basemap Imagery Vintage and Sensor Quality Across Survey Areas
vantor_plus_code(): Encode Coordinates as Open Location Codes (Google Plus Codes)
vantor_export_capi(): Prepare and Export Survey Sample Points for CAPI Fieldwork Apps
vantor_field_atlas(): Generate a Printable Multi-Page Field Atlas (PDF Map Book)
vantor_offline_package(): Package Offline Fieldwork Vector Layers and Satellite Basemaps
vantor_write_tpk(): Write an Esri Tile Package (.tpk or .tpkx) for Offline Field Basemaps

Interactive Mapping (leaflet)

Stream Vantor Vivid mosaics, seamline overlays, and archive strips directly into interactive leaflet web maps.

vantor_wmts_url(): Construct a Vantor OGC WMTS Tile URL Template
add_vantor_basemap() addVantorBasemap(): Add a Vantor Vivid Mosaic Basemap to a Leaflet Map
add_vantor_seamlines() addVantorSeamlines(): Add Vantor Basemap Seamlines to a Leaflet Map
add_vantor_imagery() addVantorImagery(): Add Vantor Archive Streaming Imagery to a Leaflet Map

R Shiny Application Modules

Drop-in, namespace-safe Shiny UI and server modules for authentication, interactive AOI selection, seamline inspection, and GeoTIFF export.

vantor_auth_ui(): Vantor Authentication Shiny Module UI
vantor_auth_server(): Vantor Authentication Shiny Module Server
vantor_explorer_ui(): Vantor Interactive Imagery Explorer Shiny Module UI
vantor_explorer_server(): Vantor Interactive Imagery Explorer Shiny Module Server
run_vantor_demo_app(): Launch Interactive Vantor Explorer Demo Shiny App

Spatial Dispatch & Coordinate Helpers

S3 bounding box coercion across sf, terra, and stars spatial classes.

vantor_as_bbox(): Coerce Spatial Objects to a Bounding Box in a Target CRS
convert_bbox_to_3857(): Convert Lat/Lon Bounding Box to Web Mercator