Here is a list of gestures within the app that will greatly enhance your user experience.
Double Tap - Zoom in or out to minimum and maximum ranges.
Pinch - Zoom in or out to any size between minimum and maximum.
Touch and drag - Moves the workspace.
Double Tap - Centers the knob.
Touch and drag - Turns the knob.
Touch - Displays knob value.
Touch - Pushes the button.
Touch and drag on empty socket - Creates a wire.
Touch and drag on wired socket- Disconnects wire.
Touch and hold - Lifts the panel out of the rack.