MIDIPianoRollViewDelegate Protocol Reference


                    
                    
                    midiPianoRollView(_:didMove:to:pitch:)

Informs delegate about that the cell is moved a new position and/or row.

Declaration

Swift

func midiPianoRollView(_ midiPianoRollView: MIDIPianoRollView, didMove cellView: MIDIPianoRollCellView, to newPosition: MIDIPianoRollPosition, pitch: UInt8)

Parameters

`midiPianoRollView`	Edited piano roll view.
`cellView`	Moved cell.
`newPosition`	New position of the cell.
`pitch`	Moved pitch of the cell.


                    
                    
                    midiPianoRollView(_:didResize:to:)

Informs delegate about that the cell’s duration changed.

Declaration

Swift

func midiPianoRollView(_ midiPianoRollView: MIDIPianoRollView, didResize cellView: MIDIPianoRollCellView, to newDuration: MIDIPianoRollPosition)

Parameters

`midiPianoRollView`	Edited piano roll view.
`cellView`	Moved cell.
`newDuration`	New duration of the cell.


                    
                    
                    midiPianoRollViewMultipleEditingDraggingView(_:)

Gets custom dragging view from delegate. The view using for multiple selection visual cue.

Declaration

Swift

func midiPianoRollViewMultipleEditingDraggingView(_ midiPianoRollView: MIDIPianoRollView) -> UIView?

Parameters


                                midiPianoRollView

Editing piano roll.

Return Value

Visual cue that represents the multiple selected item area.