Selection of elements by clicking
Click on an element to select it. A selected element shows the resize handles for scaling and rotating the element. The dimensions of the element with the current units of measurement are also shown. By clicking on a dimension, it is possible to resize the element parametrically.
Selection of elements in rectangular area
Left-click and drag to create a rectangular area above the elements to be selected. When the mouse button is released, each element that intersects with the rectangular area will be selected.
Add elements to current selection
To add an element to the current selection, hold down the [SHIFT] key and click on an unselected element.
Remove elements from current selection
To remove an element from the current selection, hold down the [SHIFT] key and click on a selected element.
Duplicate selected elements
To duplicate elements, drag them to a new position by holding down the [ALT] key.