pull to change number of lines in text object

PullView.swift

            VStack {                
                HStack {
                    Text(log.name)
                        .lineLimit(lineLimit) // lineLimit is @State var
                        .foregroundColor(.black)
                        .multilineTextAlignment(.leading)
                    Spacer()
                }
                .padding(3)
                
                PullView()
                    .scaleEffect(scale) // scale is @State var: CGSize
                    .animation(.spring(response: 0.4,
                                       dampingFraction: 0.6))
                    
                    .gesture(
                        DragGesture(minimumDistance: 1.0, coordinateSpace: .local)
                            .onChanged({ value in
                                let verticalAmount = Int(value.translation.height)
                                // TODO: track line height instead of arbitrary
                                // value
                                let pullSensitivity: Int = 10
                                
                                // dragging down, increase height
                                if verticalAmount > pullSensitivity {
                                    scale = .init(width: 1,
                                                  height: 1.33)
                                    // dragging up, decrease height
                                } else if verticalAmount < -pullSensitivity {
                                    scale = .init(width: 1,
                                                  height: 0.66)
                                }
                                // change number of lines in Text Object
                                lineLimit += verticalAmount / pullSensitivity
                            })
                            .onEnded({ value in
                                // return view to normal
                                scale = .init(width: 1,
                                              height: 1)
                            })
                    )
            }