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How to programatically check for mouse click in pyqgis?
I am completely new to the QGIS API. The best way to make a new tool like the Select Single Feature tool is to inherit from the QgsMapTool class. When your tool is active, which can be set using QgsMapCanvas::setMapTool, any keyboard or click events the canvas gets will be passed onto your custom tool.
How to select single feature in QGIS plugin?
– Geographic Information Systems Stack Exchange Selecting and Identifying Single Feature using QGIS Plugin? given is a layer with some nodes on it and every node has some attributes (name, id, etc…). For showing up the informations of a single node I can use the “Identify Feature Tool”. Choose the tool, click the node and see the informations.
Where can I find a QGIS plugin book?
Resources for plugin authors The pyQGIS cookbook contains a section on developing plugins and is an ongoing effort to collect tips and tricks about QGIS python programming generaly. The QGIS Python API and the QGIS C++ API are the ultimate references for plugins creators.
Where can I find Bug Tracker for QGIS plugins?
A plugin’s bug tracking system can be found on the information page for that plugin. If no information is available, please report it to the Developer mailing-list. The pyQGIS cookbook contains a section on developing plugins and is an ongoing effort to collect tips and tricks about QGIS python programming generaly.
How to speed up mouse movement in QGIS?
If you need to constrain the movements to the horizontal or vertical axis, just hold the Shift button on the keyboard while moving the mouse. You can also move a selected item using the Arrow keys on the keyboard; if the movement is too slow, you can speed it up by holding Shift .
How to select and move items in QGIS?
For both operations the first step is to activate the Select/Move item tool and click on the item. You can select multiple items with the Select/Move item button: click and drag over the items or hold the Shift button and click on each of the items you want. To deselect an item, click on it holding the Shift button.
How to copy and paste items in QGIS?
Use the contextual menu or the Edit menu tools to copy/cut the item and paste it at the mouse position as a new item. You can also use the Paste in Place ( Ctrl+Shift+V) command to duplicate an item from one page to another and place it in the new page at the same coordinates as the original.
What do you need to know about plugins in QGIS?
QGIS has been designed with a plugin architecture. This allows many new features and functions to be easily added to the application. Many of the features in QGIS are actually implemented as plugins. You can manage your plugins in the plugin dialog which can be opened with Plugins > Manage and install plugins ….
Which is the time manager widget for QGIS?
Time Manager. Introduction. Time Manager for QGIS enables comfortable browsing through spatio-temporal data. The Time Manager dock widget provides a time slider and a configuration dialog to manage your spatio-temporal layers. Time Manager can keep multiple spatio-temporal layers synchronized.
How to add external author repositories to QGIS?
QGIS will show you plugins in early stages of development, which are generally unsuitable for production use. Show also deprecated plugins. These plugins are deprecated and generally unsuitable for production use. To add external author repositories, click [Add…] in the Plugin repositories section.