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How to see the result of a QGIS expression?
Activate Evaluate QGIS expressions in HTML code to see the result of the expression you have included, otherwise you will see the expression instead. Use the [Refresh HTML] button to refresh the HTML frame (s) to see the result of changes.
How do you fit a frame to a map?
If you still want to fit the frame to the map item, manually re-size the frame by dragging the corners. They should automatically snap to the edges of the map when you get close.
How do you set the extent of a map?
You could do this by clicking and dragging the corners of the map item using the Select/Move item tool (third down on the left). Alternatively, you could set the extents of the map item to the extents of the largest item in your canvas (the raster background, perhaps – right click -> Properties -> Information -> Extent).
What are the tabs in print composer QGIS?
The upper panel holds the tabs Items and Command History and the lower panel holds the tabs Composition, Item properties and Atlas generation. The Items tab provides a list of all map composer items added to the canvas. The Command history tab displays a history of all changes applied to the Print Composer layout.
How to add a HTML frame in composer?
Click the Add HTML frame icon, place the element by dragging a rectangle holding down the left mouse button on the Print Composer canvas and position and customize the appearance in the Item Properties tab (see figure_composer_html_1 ).
How to create an atlas in print composer?
Click the Select/Move item icon to select an item (e.g., legend, scale bar or label) on the canvas. Then click the Item Properties tab and customize the settings for the selected item. The Atlas generation tab allows you to enable the generation of an atlas for the current Composer and gives access to its parameters.