zoom_slider 1.0.0

A slider that mimics the behavior of camera app zoom sliders. You can fine-tune the behaviour and output

Zoom Slider

A customizable Flutter slider widget that mimics the behavior of camera app sliders, with support for both bounded and unbounded values.

Features

• Smooth, infinite-feeling scrolling
• Optional minimum and maximum values
• Customizable sensitivity and appearance
• Visual feedback with vertical lines
• Center indicator
• Bounce-back animation when reaching bounds
• Value display with custom formatting
• Haptic feedback support

Installation

Add this to your package's pubspec.yaml file:

dependencies:
  zoom_slider: ^1.0.0

Usage

// Basic usage with bounds
ZoomSlider(
  minValue: -100,
  maxValue: 100,
  initialValue: 0,
  onChanged: (update) {
    print('Current value: ${update.value}');
  },
)

// Unbounded usage
ZoomSlider(
  onChanged: (update) {
    print('Current value: ${update.value}');
  },
)

// Customized appearance
ZoomSlider(
  minValue: 0,
  maxValue: 1000,
  initialValue: 500,
  sensitivity: 0.8,
  numberOfLines: 30,
  lineColor: Colors.grey,
  centerLineColor: Colors.blue,
  height: 120,
  valueFormatter: (value) => '${value.round()}°',
  onChanged: (update) {
    print('Current value: ${update.value}');
  },
)