Creating new vector layers

From AWF-Wiki
(Difference between revisions)
Jump to: navigation, search
Line 2: Line 2:
 
# Navigate to the georeferenced DOP ''../geodata_w02/mavic_rgba_modified.tif''
 
# Navigate to the georeferenced DOP ''../geodata_w02/mavic_rgba_modified.tif''
 
# Make sure the “Files of type” drop-down box has the “GeoTiff” filter selected.
 
# Make sure the “Files of type” drop-down box has the “GeoTiff” filter selected.
# Create a new vector layer. Click {{mitem|text=Layer New vector layer}}.
+
# Create a new vector layer.  
# Prepare the following window as shown below. <br> Type: Polygon <br> Type: text data <br> Name: species <br> Width: 80                                                         
+
# Select {{mitem|text=Layer --> Create Layer --> New Geopackage Layer}}.  
You can add additional attributes as columns with the button [[File:Addvaluesmanually.png|25px]]. The values of the attributes can be defined during the digitizing process.
+
# Define path and name of a file.
[[File:Newvectorlayerad.png|400px|center]]
+
#* As Geometry type, select {{button|text=Polygon}}.
<br>
+
#* Click the {{button|text=Specify CRS}} button and select the Project CRS, e.g.: WGS84/UTM32N (EPSG:32632).
<br>
+
#* Adding an additional column in the attibute table:
Save the Layer in your ''geodata'' folder, name it {{typed|text=train}}.
+
#** For the attribute's name type {{typed|text=Class}} into the {{button|text=Name}} field of the {{button|text=New attribute}} section.
 +
#** Select {{button|text=Whole number (integer)}} as data type.
 +
#** Confirm with {{button|text=Add to Fields List}}.
 +
[[File:qgis_add_new_vector_layer.png|400px]]
  
  
  
 
[[category:Working with Vector Data]]
 
[[category:Working with Vector Data]]

Revision as of 13:34, 25 May 2020

  1. Click the Add raster layer in the toolbar or choose Layer → Add raster Layer
  2. Navigate to the georeferenced DOP ../geodata_w02/mavic_rgba_modified.tif
  3. Make sure the “Files of type” drop-down box has the “GeoTiff” filter selected.
  4. Create a new vector layer.
  5. Select Layer --> Create Layer --> New Geopackage Layer.
  6. Define path and name of a file.
    • As Geometry type, select Polygon.
    • Click the Specify CRS button and select the Project CRS, e.g.: WGS84/UTM32N (EPSG:32632).
    • Adding an additional column in the attibute table:
      • For the attribute's name type Class into the Name field of the New attribute section.
      • Select Whole number (integer) as data type.
      • Confirm with Add to Fields List.

400px

Personal tools
Namespaces

Variants
Actions
Navigation
Development
Toolbox
Print/export