DVSCircularTimeSlider

What is this?

DVSCircularTimeSlider is a circular slider control made for easily adjusting the time, written in Swift. It shows a minimalist circle which the user can adjust with the handle. Works in both landscape and portrait mode.

Installation

Download the repository and simply drag DVSCircularTimeSlider.swift in your project.

Usage

Add a UIView to your ViewController
Use constraints with a preferred aspect ratio of 1:1
Set the class of the UIView in the Identity Inspector to DVSCircularTimeSlider
Create an outlet
Add a target for the action triggered when time changes

slider.addTarget(self, action: "circularTimeSliderValueChanged:", forControlEvents: .ValueChanged)

Add a function for the target

func circularTimeSliderValueChanged(slider: DVSCircularTimeSlider) {
    println("Current time: \(slider.timeString)")
}

properties

Below is a list of all properties you can set, some of them are @IBInspectable so you also can adjust these in Interface Builder

Property	Info	`@IBInspectable`
primaryCircleColor	UIColor object used to set the color of the arc and handle indicating the time	Yes
primaryCircleStrokeSize	CGFloat that sets the stroke size of the time indicating arc	Yes
primaryCircleHandleRadius	CGFloat that sets the handle size of the time indicating circle	Yes
shadowCircleColor	UIColor object that sets the color of the background circle behind the time indicating arc	Yes
shadowCircleStrokeSize	CGFloat that sets the stroke size of the background circle	Yes
fontSize	CGFloat that sets font size of time indicating label
fontName	String that sets the font type of the time indicating label
time	NSDate that stores the time, the date portion is obsolete and not taken into account
timeString	Readonly property that returns a string from the time property

Example

slider.primaryCircleColor = UIColor(red: 242/255, green: 94/255, blue: 94/255, alpha: 1.0)
slider.primaryCircleStrokeSize = 5
slider.primaryCircleHandleRadius = 15
slider.shadowCircleColor = UIColor(red: 242/255, green: 242/255, blue: 242/255, alpha: 1.0)
slider.shadowCircleStrokeSize = 3

slider.fontSize = 40
slider.fontName = "HelveticaNeue-UltraLight"

let cal = NSCalendar(identifier: NSCalendarIdentifierGregorian)
let components = NSDateComponents()
components.hour = 7
components.minute = 30
if let date = cal?.dateFromComponents(components) {
  slider.time = date
}

Author

Dries Van Schevensteen, van.schevensteen.dries@gmail.com

Licence

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

trijerett / DVSCircularTimeSlider