Drag and drop free objects with the mouse.
Select an object by clicking on it in move mode; then you may
Hold the Ctrl-key to select several objects.
Select the center point of the rotation first. Afterwards you may rotate free objects around this point by dragging them with the mouse.
Mark two objects to get information about their relation (4.3.1).
Drag and drop the drawing pad to move the origin of the coordinate system.
You can also move the drawing pad by pressing the Ctrl key and dragging it with the mouse.
Click on any place of the the drawing pad to zoom in (see ).
Click on any place of the the drawing pad to zoom out (see ).
Click on an object to show resp. hide it. All objects that should be hidden are highlighted. Your changes will be applied as soon as you switch to any other mode in the toolbar.
Click on an object to show resp. hide its label.
This mode lets you copy visual properties like colour, size, line style, etc. from one object to several others.
At first, choose the object whose properties you want to copy. Afterwards click on all other objects that should adopt these properties.
Click on any object you want to delete.