Category: WebGIS

[JS GIS] Gridded Population (15 minute) – United States in JavaScript

Posted on by soiqualang_chentreu Posted in GIS, Lang thang, Web, WebGIS Tagged , , , , Leave a Comment on [JS GIS] Gridded Population (15 minute) – United States in JavaScript

[JS GIS] Gridded Population (15 minute) – United States in JavaScript Credit: Gridded Population (15 minute) – United States by Evan Galloway https://observablehq.com/@gallowayevan/gridded-population-15-minute-united-states

Read More

GDAL GIS in Browser (JS GIS)

Posted on by soiqualang_chentreu Posted in Công nghệ, GIS, Lang thang, Web, WebGIS Tagged , , , Leave a Comment on GDAL GIS in Browser (JS GIS)

GDAL GIS in Browser (JS GIS | geotoolbox) ] geotoolbox is javascript tool for geographers. It allows to simply deal with geojson properties (attribute data) and provides several GIS operations useful for thematic cartography. 1. Installation 1.1. In browser Latest version <script […]

Read More

Leaflet vector tiles example

Posted on by soiqualang_chentreu Posted in GIS, Lang thang, Web, WebGIS Tagged , , Leave a Comment on Leaflet vector tiles example

Leaflet vector tiles example Vector tiles Plugins to display vector tiles. Plugin Description Demo Maintainer geojson-vt Efficient library for slicing GeoJSON data into vector tiles on the fly. Mapbox Hoverboard Render vector tiles on canvas with leaflet (geojson, topojson, and protobuf). […]

Read More

SELECTION in WMS servering by QGIS Server

Posted on by soiqualang_chentreu Posted in GIS, Mẹo vặt, WebGIS Tagged , , 1 Comment on SELECTION in WMS servering by QGIS Server

SELECTION in WMS servering by QGIS Server Full query https://geoviet_mapserv.dothanhlong.org/?MAP=/gis/mbgis/api.qgs&service=WMS&request=GetMap&layers=vn_vunghanhchinh&styles=&format=image%2Fpng&transparent=true&version=1.1.1&tiled=true&width=256&height=256&srs=EPSG%3A3857&bbox=11897270.578531114,1252344.2714243277,12523442.714243278,1878516.4071364922 SELECT a Feature You only can use id attribute to select feature Selected feature is highlight in yellow https://geoviet_mapserv.dothanhlong.org/?MAP=/gis/mbgis/api.qgs&service=WMS&request=GetMap&layers=vn_vunghanhchinh&styles=&format=image/png&transparent=true&version=1.1.1&tiled=true&width=256&height=256&srs=EPSG:3857&bbox=11897270.578531114,1252344.2714243277,12523442.714243278,1878516.4071364922&selection=vn_vunghanhchinh:41 Refernces https://docs.qgis.org/3.22/en/docs/server_manual/services/wms.html

Read More

Filter in WMS servering by QGIS Server

Posted on by soiqualang_chentreu Posted in GIS, Mẹo vặt, Sói's Tutorials, WebGIS Tagged , , Leave a Comment on Filter in WMS servering by QGIS Server

Filter in WMS servering by QGIS Server Full query https://geoviet_mapserv.dothanhlong.org/?MAP=/gis/mbgis/api.qgs&service=WMS&request=GetMap&layers=vn_vunghanhchinh&styles=&format=image%2Fpng&transparent=true&version=1.1.1&tiled=true&width=256&height=256&srs=EPSG%3A3857&bbox=11897270.578531114,1252344.2714243277,12523442.714243278,1878516.4071364922 Filter query https://geoviet_mapserv.dothanhlong.org/?MAP=/gis/mbgis/api.qgs&service=WMS&request=GetMap&layers=vn_vunghanhchinh&styles=&format=image/png&transparent=true&version=1.1.1&tiled=true&width=256&height=256&srs=EPSG:3857&bbox=11897270.578531114,1252344.2714243277,12523442.714243278,1878516.4071364922&filter=vn_vunghanhchinh: "ten_vi" = 'Phú Yên' Refernces https://docs.qgis.org/3.22/en/docs/server_manual/services/wms.html

Read More

Download Sentinel-2 10-Meter Land Use – Land Cover

Posted on by soiqualang_chentreu Posted in Dữ liệu, GIS, Lang thang, WebGIS Tagged , , , Leave a Comment on Download Sentinel-2 10-Meter Land Use – Land Cover

Download Sentinel-2 10-Meter Land Use – Land Cover Land use changes rapidly. So should our maps. Detailed. Timely. Accurate. An annual 10-meter resolution map of Earth’s land surface from 2017-2021 High-resolution, open, accurate, comparable, and timely land use maps are […]

Read More

OpenStreetmap download building footprints

Posted on by soiqualang_chentreu Posted in Dữ liệu, GIS, WebGIS Tagged , Leave a Comment on OpenStreetmap download building footprints

OpenStreetmap download building footprints Trang Web này cho phép chúng ta download bản đồ building footprints từ OpenStreetmap một cách miễn phí https://overpass-turbo.eu/ Tham khảo thêm https://tudelft3d.github.io/3dfier/building_footprints_from_openstreetmap.html#download-osm-data https://gisgeography.com/openstreetmap-download-osm-data/

Read More