Completely mouseable.
Left and right clicking required.
Left and right double-clicking required.
Wheel for zooming (not necessarily needed).
Symbols and icons are quite small.
Wikia-List and explanations of the control scheme.
Mouse controls are easy to learn.
Important Info[]
Please note that the control-scheme has drastically changed in the sequels, specially by dropping Click to move in favor to WASD for movement. The Witcher 2 even features QTEs that are very hard to master.