Box
Function description: The Pickup by Box function allows users to select a series of vector objects by using a rectangle.
steps
1.Click Box 
button in the Vector Editor:
- Click the point cloud with the left mouse button and select the first key point as the starting point of the cuboid.
- Click the point cloud with the left mouse button, select the second key point, and define an edge of the bottom surface of the box.
- Click the point cloud with the left mouse button, select the third key point, and determine the other side of the bottom of the box.
- Click the point cloud with the left mouse button, select the fourth key point, and determine the height of the cuboid to complete the drawing of the cuboid
2.Vectors inside and intersecting the bounding box will be selected and highlighted. If multiple vectors are selected, a tree-structured dialog box will pop up on the right side of the view, including all currently selected vectors. Clicking the node with the left mouse button will deselect other vectors, and only select the corresponding vector and highlight it.
Bounding box selection vector
Bounding box selection vector-vector tree
Note: Select the shortcut key to copy, delete and other operations are the same as Pickup Vector.