A short intro to FLOSS, GIS, and QGIS A short intro to FLOSS, GIS and QGIS Edited by Francesco Fiermonte March, April 2020 Revision 0.9 This work is published under the Creative Commons Attribution-ShareAlike 4.0 International (CC-BY-SA)[1][2] 1 https://creativecommons.org/licenses/by-sa/4.0/ 2 https://creativecommons.org/licenses/by-sa/4.0/legalcode A short intro to FLOSS, GIS, and QGIS Table of Contents A short intro to FLOSS, GIS and QGIS ............................................................................................................... 1 Table of Contents .......................................................................................................................................... 2 Index of Figures ............................................................................................................................................. 5 Index of Tables ............................................................................................................................................... 9 Preamble ..................................................................................................................................................... 10 Before Starting ............................................................................................................................................. 10 Why use an open source software instead a proprietary one? .............................................................. 11 Conventions ................................................................................................................................................. 14 Warnings ...................................................................................................................................................... 15 “GIS DECALOGUE” - Plus Edition.............................................................................................................. 15 Introduction ................................................................................................................................................. 16 What is a Geographic Information System (GIS)? ....................................................................................... 17 What is QGIS? .............................................................................................................................................. 18 How get the software? ............................................................................................................................ 20 How contribute to the Project (without donate money) ........................................................................ 20 Bugs, Features and Issues .................................................................................................................... 20 Where to report? ................................................................................................................................. 20 Reporting issues on QGIS applications ................................................................................................ 21 Before reporting an issue .................................................................................................................... 21 QGIS Translation .................................................................................................................................. 21 QGIS GUI Translation ........................................................................................................................... 21 User Guide, Manuals and Tutorial ........................................................................................................... 21 QGIS 3.10 ............................................................................................................................................. 21 QGIS testing ......................................................................................................................................... 22 QGIS 3.4 ............................................................................................................................................... 22 QGIS Tutorials and Tips........................................................................................................................ 23 Where find GIS data?................................................................................................................................... 24 Search engine .......................................................................................................................................... 24 Advanced Search ..................................................................................................................................... 24 Open Data ................................................................................................................................................ 25 GIS data........................................................................................................................................................ 29 Vector data .............................................................................................................................................. 30 Shapefile .............................................................................................................................................. 30 Mandatory files................................................................................................................................ 31 Other files ........................................................................................................................................ 31 Raster data ............................................................................................................................................... 32 A short intro to FLOSS, GIS, and QGIS Image format ....................................................................................................................................... 33 QGIS Graphic User Interface (GUI) .............................................................................................................. 35 Use a different language ......................................................................................................................... 35 What kind of data can I use into QGIS? ....................................................................................................... 38 Add a Shapefile to QGIS ....................................................................................................................... 40 Method 1 – Drag&Drop ................................................................................................................... 42 Method 2 – Data Source Manager (Button) .................................................................................... 43 Method 3 – Data Browser (Window) .............................................................................................. 44 Method 4 – Add Layer (Menu) ........................................................................................................ 45 Method 5 – Use a “shortcut” ........................................................................................................... 45 Moving on the map ............................................................................................................................. 46 QGIS Attribute Table ............................................................................................................................ 46 Build a thematic map ........................................................................................................................... 48 The “Layer Properties” .................................................................................................................... 48 Add a Raster to QGIS ........................................................................................................................... 53 Method 1 – Drag&Drop ................................................................................................................... 54 Method 2 – Data Source Manager (Button) .................................................................................... 55 Method 3 – Data Browser (Window) .............................................................................................. 57 Method 4 – Add Layer (Menu) ........................................................................................................ 57 Method 5 – Use a “shortcut” ........................................................................................................... 58 Open Geospatial Consortium (OGC) Services .............................................................................................. 58 How add a Service using QGIS ................................................................................................................. 59 How add Tile Server using a Phyton script .............................................................................................. 67 From data to maps ...................................................................................................................................... 72 From Spreadsheet (to CSV) to Map ................................................................................................. 72 Export Layer (Save as… command) .................................................................................................