You can use drag controls and break line controls to resize a crop region. Break line controls remove portions of the view. If you need to show the crop region, see Showing or Hiding Crop Regions.
To resize a crop region using drag controls:
To resize a crop region using break line controls:
Selected elevation view crop region with break line controls
As you place the cursor near a break line control, the portion of the view that will be removed is indicated by the X.
Highlighted view portion to be removed
Two new crop regions created
You can resize the split crop regions using the drag controls and the break line controls. You can consolidate the split crop regions by dragging the boundary of one crop region on top of the other. A message indicates that the regions will be consolidated.