By Anita Graser
This booklet takes you thru each degree you must create remarkable maps utilizing QGIS 2.0 - from set up in your favourite OS to facts enhancing and spatial research throughout to designing your print maps.
Overview
- Load and visualize vector and raster data
- Create and edit spatial facts and practice spatial analysis
- Construct nice maps and print them
In Detail
QGIS is a consumer pleasant open resource geographic info procedure (GIS) that runs on Linux, Unix, Mac OSX, and home windows. the recognition of open resource geographic info platforms and QGIS particularly has been starting to be quickly over the past few years. an increasing number of businesses and associations are adopting QGIS or even switching to QGIS as their major GIS.
Learning QGIS is a realistic, hands-on advisor that gives you with transparent, step by step routines that can assist you to use your GIS wisdom to QGIS. Containing a few transparent, sensible routines, this ebook will introduce you to operating with QGIS, fast and painlessly. so that you can make the most of the big variety of functionalities that QGIS deals, then this can be the booklet for you.
This e-book takes you from fitting and configuring QGIS, via dealing with spatial info to making nice maps. you'll easy methods to load and visualize current spatial information and the way to create facts from scratch. you are going to practice universal geoprocessing and spatial research projects and automate them. we'll disguise the best way to in achieving nice cartographic output and print maps. you are going to study every little thing you want to recognize to deal with spatial info administration, processing, and visualization initiatives in QGIS.
What you'll examine from this book
- Installing QGIS
- Getting pleased with the QGIS consumer interface
- Loading vector and raster information from records, databases, and net services
- Creating, modifying, and visualizing spatial data
- Performing geoprocessing tasks
- Automating geoprocessing and spatial research tasks
- Creating complex cartographic output
- Designing nice print maps
Approach
A brief e-book with loads of hands-on examples that will help you examine in a realistic way.
Who this ebook is written for
This publication is superb for clients, builders, and specialists who understand the fundamental features and methods of a GIS yet need to know the right way to use QGIS to accomplish the consequences they're used to a full-fledged GIS.
Read or Download Learning QGIS 2.0 PDF
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Extra info for Learning QGIS 2.0
Example text
Then, we will reproject vector and raster data, and before we end this chapter, learn how to convert between different file formats with joining data from text files and spreadsheets to our spatial data. Creating new vector layers In this exercise, we'll create a new layer from scratch. QGIS offers a wide range of functionalities to create different layers. The Layer | New menu lists functions to create new Shapefile and SpatiaLite layers, but we can also create new database tables using the DB Manager plugin.
Shp from the sample data. For example, we might want to find all the railroad features that cross a pipeline; we therefore select the railroads layer, the Crosses operation, and the pipelines layer. After clicking on Apply, the plugin presents us the query results. There is a list of IDs of the result features on the right-hand side of the window as you can see in the following screenshot. Below this list, we can check the Zoom to item checkbox, and QGIS will zoom to the feature that belongs to the selected ID.
To select it for installation, click on the text that reads Skip and it will change and display the version number. The installer will automatically select all the necessary dependencies (such as GDAL, SAGA, OTB, and GRASS), so we don't have to worry about that. After clicking on Next, the download and installation starts automatically just like in the Express version. dll, you are facing a common issue on Windows systems: a DLL conflict. They are easy to fix; just copy the DLL file mentioned in the error message from C:\OSGeo4W\bin\ to C:\OSGeo4W\apps\qgis\bin\ (adjust paths if necessary).
