Introduction
FlexColorPicker is a customizable color picker library for iOS. It allows users to select colors in various ways and provides a smooth and intuitive user experience.
Key Features
- Customizable color picker
- Multi-color selection support
- RGBA and HSB color models
- Interactive color wheel
- Color sliders for precision control
Installation
To install FlexColorPicker, simply add the following line to your Podfile:
pod 'FlexColorPicker'
Then, run the command:
pod install
Usage
Importing the Library
To use FlexColorPicker, import the following module:
import FlexColorPicker
Creating a Color Picker
To create a color picker, you can initialize an instance of the ColorPickerController
class:
// Create a color picker
let colorPicker = ColorPickerController()
Setting the Delegate
The color picker supports delegation to receive color selection events. Adopt the ColorPickerDelegate
protocol in your view controller and set it as the color picker’s delegate:
// Set the delegate
colorPicker.delegate = self
Customization
Appearance
You can customize the appearance of the color picker using the following properties:
backgroundColor
: The background color of the color picker.selectedColorIndicatorSize
: The size of the selected color indicator.selectedColorIndicatorLineWidth
: The line width of the selected color indicator.
Delegate Methods
The color picker provides the following delegate methods:
colorPicker(_:didSelectColor:)
Called when a color is selected in the color picker.
func colorPicker(_ colorPicker: ColorPickerController, didSelectColor color: UIColor)
colorPicker(_:didChangeColor:)
Called when the color is changed in the color picker.
func colorPicker(_ colorPicker: ColorPickerController, didChangeColor color: UIColor)
Example Code
Here is an example of how you can use FlexColorPicker in your iOS app:
// Import the library
import FlexColorPicker
class ViewController: UIViewController, ColorPickerDelegate {
override func viewDidLoad() {
super.viewDidLoad()
// Create a color picker
let colorPicker = ColorPickerController()
// Set the delegate
colorPicker.delegate = self
// Add the color picker to the view controller's view
view.addSubview(colorPicker.view)
}
// MARK: - ColorPickerDelegate
func colorPicker(_ colorPicker: ColorPickerController, didSelectColor color: UIColor) {
// Handle color selection
}
func colorPicker(_ colorPicker: ColorPickerController, didChangeColor color: UIColor) {
// Handle color change
}
}
Conclusion
FlexColorPicker is a powerful and customizable color picker library for iOS that provides a seamless user experience. With its extensive customization options and delegate methods, you can easily integrate it into your app and enhance the user’s color selection experience.