How to identify features in the QGIS tool?

How to identify features in the QGIS tool?

QGIS offers two ways to identify features with the Identify Features tool: left click will identify features according to the mode set in the Identify Results panel; right click will fetch all the snapped features from all the visible layers. This will open a context menu, allowing the user to choose more precisely the features to identify.

What does a map theme do in QGIS?

A map theme is a snapshot of the current map legend that records: the layers set as visible in the Layers panel and for each visible layer: the reference to the style applied to the layer

Where can I find the default panels in QGIS?

A complete list of default panels provided by QGIS is available via the View ► Panels ► menu and mentioned at Panels. 11.2.1. Layers Panel ¶ The Layers panel (also called the map legend) lists all the layers in the project and helps you manage their visibility. You can show or hide it by pressing Ctrl+1 .

How to uncheck a layer in QGIS documentation?

Ctrl -click on a checked / unchecked layer will uncheck / check the layer and all its parents. Enabling the Mutually Exclusive Group option means you can make a group have only one layer visible at the same time.

A complete list of default panels provided by QGIS is available at Panels. The layers Panel lists all the layers in the project and helps you manage their visibility. A layer can be selected and dragged up or down in the legend to change the Z-ordering.

How to filter by expression in QGIS documentation?

Based on the layer symbology, this is a convenient way to identify which kind of features from which layers cover your area of interest. Filter Legend by Expression: apply an expression to remove styles from the selected layer tree that have no feature satisfying the condition.

How to change the keyboard shortcuts in QGIS?

Additionally, the menu option Settings ‣ Configure Shortcuts… allows you to change the default keyboard shortcuts and add new keyboard shortcuts to QGIS features. Configuration is very simple. Just select a feature from the list and click on :

How to set scale dependent visibility in QGIS?

On the General tab, click on the Scale dependent visibility checkbox to activate the feature, then set the minimum and maximum scale values. You can determine the scale values by first zooming to the level you want to use and noting the scale value in the QGIS status bar. Map rendering can be controlled in the various ways, as described below.

What can I do with the color picker in QGIS?

Another option is to use the color picker which allows you to sample a color from under your mouse pointer at any part of QGIS or even from another application by pressing the space bar. Please note that the color picker is OS dependent and is currently not supported by OSX.

How to enable a back buffer in QGIS?

Open the QGIS options dialog using Settings ‣ Options, go to the Rendering tab and select or deselect the following checkboxes: Enable back buffer. This provides better graphics performance at the cost of losing the possibility to cancel rendering and incrementally draw features.

How to use QGIS to measure distance between points?

To select a measuring tool, click on and select the tool you want to use. Measure Line: QGIS is able to measure real distances between given points according to a defined ellipsoid. To configure this, choose menu option Settings ‣ Options, click on the Map tools tab and select the appropriate ellipsoid.

Where can I find keyboard shortcuts in QGIS?

You can find them in section Menu Bar. Additionally, the menu option Settings ‣ Configure Shortcuts.. allows you to change the default keyboard shortcuts and to add new keyboard shortcuts to QGIS features. Configuration is very simple. Just select a feature from the list and click on [Change], [Set none] or [Set default].

Which is the default icon size for QGIS?

Select the Style (QGIS restart required) and choose between ‘Oxygen’, ‘Windows’, ‘Motif’, ‘CDE’, ‘Plastique’ and ‘Cleanlooks’. Define the Icon theme. It can be ‘default’ or ‘Night Mapping’. Define the Icon size.

How to check the oneway attribute in QGIS?

Click on the oneway row and choose Checkbox as Widget Type in the list of options: Enter edit mode (if the roads layer is not already in edit mode) Click on the Identify Features tool You will now see that the oneway attribute has a checkbox next to it denoting True (checked) or False (unchecked).

How to show statistics on a field in QGIS?

Show statistics on a field In QGIS, you can use an overview panel that provides a full extent view of layers added to it. Within the view is a rectangle showing the current map extent. This allows you to quickly determine which area of the map you are currently viewing.

Where do I find the form entry in QGIS?

A short menu will appear, that includes the Open form entry. Click on it to see the form that QGIS generates for this layer Obviously it would be nice to be able to do this while looking at the map, rather than needing to search for a specific street in the Attribute Table all the time.

Where to find scale dependent visibility in QGIS?

On the General tab, tick the Scale dependent visibility checkbox and enter the Minimum (exclusive) and Maximum (inclusive) scale values. You can also activate the scale dependent visibility on a layer from the Layers panel.

How to change feature draw order in QGIS 3.44?

Just tried to do something like this in Qgis 3.44, as expected the design has changed. On this dialog on the left hand side lurking about the Help and Style button there is ‘Layer Rendering’, expand it. Towards the bottom on the screen there is a clickbox ‘Control feature rendering order’ enable it.

Where to find rendering order in QGIS 2.14?

However, since this is a depth map of Skagerrak, I would like the other layers to show up on top of it. QGIS >= 2.14 has built in support for specifying the rendering order. It’s on the bottom of the “styles” tab under your layer properties.