Allow rectangular selections and layers to be moved by the cursor keys (Hold Ctrl key to resize selections. Hold Shift to speed up movement)

Enable animation of the selection

Polygon selection will be automatically cancelled when the user clicks close to the start of the selection (i.e. closes the polygon)

Automatically scroll the image when selecting outside the visible area

Allows circular selections to be resized by dragging the grips at 0/90/180/360 positions

The user is allowed to drag the selection outside the borders (the selection borders will be cut)

Once a selection has been made (programatically using Select or by the user using MouseInteract) then the user cannot make a new selection (though they can still move or resize the selection if Sizeable or Moveable is specified)

Prevent the selection from being cleared when clicking outside the selection

The image within the selection is displayed with inverted colors

Areas of the image outside the selection are shown as grayed or with alpha blending

Allow the user to move the selection (with grips)

Allows polygon selections to be resized by dragging the grips at 0/90/180/360 positions

Allow selection of layers with the right button (other than left button)

Allow polygon selection to be cancelled with the right mouse button

Allow transparent areas of a layer to be selectable

A cross shows the center of the rectangle, circle or polygon while making a selection

Allow the user to resize the selection (with grips)