Gets or sets whether the tool may be dragged. If this is false, the tool may be used only by selecting it, and then clicking or click-dragging. The default is true. This is a dependency property.

Gets or sets the Visual displayed while dragging or when the cursor is charged. This is a dependency property.

Gets or sets whether or not this ToolThumb is in 'square sizing mode'. In square sizing mode, Dragging a charged tool on a DiagramSurface will change the width and height of the cursor visual by the same amounts. This is a dependency property.