Grid, snap, zoom and freeze

Grid, snap

The Grid and snap bar offers the following icons:

../../../../../_images/grid.png
icon_showgrid Show grid

Enables or disables the grid on the display. Choose between lines and points in the config grid dialog.

../../../../../_images/display_drawingarea_grid.png
icon_snaptogrid Snap to grid

Snaps the elements on the display to the grid. You can define the snap settings in the config grid dialog.

icon_configgrid Config grid

Opens the "Grid settings" dialog. Set the grid size and style as desired. The snap size can also be changed.

../../../../../_images/window_gridsetting.png

Zoom

There are 6 different ways to change the zoom of the display:

../../../../../_images/zoom.png
icon_zoomin Zoom in

Zooms in the view of the display.

icon_zoomout Zoom out

Zooms out the view of the display.

icon_resetzoom Reset zoom

Resets the zoom to standard view.

icon_fitzoom Fit zoom

Fits the display to the window.

icon_zoomtorect Zoom to rect

Zooms the display to a desired rectangle

icon_zoomtoselection Zoom to Selection

Zooms to a marked element.

Freeze

freeze

By activating this mode all the elements on the display are locked and can not be moved by mouse or arrow keys. It is still possible to select elements and use all functions of the graphics editor.