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added sticky functionality #41

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added sticky functionality #41

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38 changes: 25 additions & 13 deletions RangeSlider/Base.lproj/Main.storyboard
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Original file line number Diff line number Diff line change
@@ -1,10 +1,9 @@
<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11762" systemVersion="16D32" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
<device id="retina4_7" orientation="portrait">
<adaptation id="fullscreen"/>
</device>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="16097.3" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
<device id="retina4_7" orientation="portrait" appearance="light"/>
<dependencies>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11757"/>
<deployment identifier="iOS"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="16087"/>
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
</dependencies>
<scenes>
Expand All @@ -20,6 +19,23 @@
<rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
<subviews>
<view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="AsD-zw-Yxv" customClass="RangeSlider" customModule="RangeSlider" customModuleProvider="target">
<rect key="frame" x="50" y="488" width="275" height="30"/>
<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
<constraints>
<constraint firstAttribute="height" constant="30" id="bqb-l3-6NV"/>
</constraints>
</view>
<view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="DDu-bb-Jot" customClass="RangeSlider" customModule="RangeSlider" customModuleProvider="target">
<rect key="frame" x="50" y="526" width="275" height="30"/>
<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
<constraints>
<constraint firstAttribute="height" constant="30" id="a8H-bl-Tgg"/>
</constraints>
<userDefinedRuntimeAttributes>
<userDefinedRuntimeAttribute type="boolean" keyPath="sticky" value="YES"/>
</userDefinedRuntimeAttributes>
</view>
<view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="kQO-Yc-D8F" customClass="RangeSlider" customModule="RangeSlider" customModuleProvider="target">
<rect key="frame" x="67.5" y="566" width="240" height="43"/>
<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
Expand Down Expand Up @@ -54,21 +70,17 @@
</userDefinedRuntimeAttribute>
</userDefinedRuntimeAttributes>
</view>
<view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="AsD-zw-Yxv" customClass="RangeSlider" customModule="RangeSlider" customModuleProvider="target">
<rect key="frame" x="50" y="516" width="275" height="30"/>
<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
<constraints>
<constraint firstAttribute="height" constant="30" id="bqb-l3-6NV"/>
</constraints>
</view>
</subviews>
<color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
<constraints>
<constraint firstItem="kQO-Yc-D8F" firstAttribute="top" secondItem="AsD-zw-Yxv" secondAttribute="bottom" constant="20" id="345-Gp-Xga"/>
<constraint firstItem="AsD-zw-Yxv" firstAttribute="leading" secondItem="DDu-bb-Jot" secondAttribute="leading" id="6iR-oc-23s"/>
<constraint firstItem="kQO-Yc-D8F" firstAttribute="centerX" secondItem="8bC-Xf-vdC" secondAttribute="centerX" id="H1I-SU-ViG"/>
<constraint firstItem="AsD-zw-Yxv" firstAttribute="trailing" secondItem="DDu-bb-Jot" secondAttribute="trailing" id="K40-co-Txl"/>
<constraint firstAttribute="trailing" secondItem="AsD-zw-Yxv" secondAttribute="trailing" constant="50" id="M26-Ns-STa"/>
<constraint firstItem="DDu-bb-Jot" firstAttribute="top" secondItem="AsD-zw-Yxv" secondAttribute="bottom" constant="8" id="Oze-3f-fU9"/>
<constraint firstItem="AsD-zw-Yxv" firstAttribute="leading" secondItem="8bC-Xf-vdC" secondAttribute="leading" constant="50" id="ZSF-Ee-JQM"/>
<constraint firstItem="wfy-db-euE" firstAttribute="top" secondItem="kQO-Yc-D8F" secondAttribute="bottom" constant="58" id="bL8-88-isy"/>
<constraint firstItem="kQO-Yc-D8F" firstAttribute="top" secondItem="DDu-bb-Jot" secondAttribute="bottom" constant="10" id="vNv-Xf-mBo"/>
</constraints>
</view>
</viewController>
Expand Down
11 changes: 11 additions & 0 deletions RangeSlider/RangeSlider.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -122,6 +122,8 @@ public class RangeSlider: UIControl {
}
}

@IBInspectable public var sticky: Bool = false

var gapBetweenThumbs: Double {
return 0.5 * Double(thumbWidth) * (maximumValue - minimumValue) / Double(bounds.width)
}
Expand Down Expand Up @@ -277,8 +279,17 @@ public class RangeSlider: UIControl {
// Update the values
if lowerThumbLayer.highlighted {
lowerValue = boundValue(lowerValue + deltaValue, toLowerValue: minimumValue, upperValue: upperValue - gapBetweenThumbs)
if(self.sticky)
{
upperValue = boundValue(upperValue + deltaValue, toLowerValue: lowerValue - gapBetweenThumbs, upperValue: maximumValue)
}

} else if upperThumbLayer.highlighted {
upperValue = boundValue(upperValue + deltaValue, toLowerValue: lowerValue + gapBetweenThumbs, upperValue: maximumValue)
if(self.sticky)
{
lowerValue = boundValue(lowerValue + deltaValue, toLowerValue: minimumValue, upperValue: upperValue + gapBetweenThumbs)
}
}

sendActions(for: .valueChanged)
Expand Down
15 changes: 10 additions & 5 deletions RangeSlider/ViewController.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -11,26 +11,31 @@ import UIKit
class ViewController: UIViewController {
let rangeSlider1 = RangeSlider(frame: CGRect.zero)
let rangeSlider2 = RangeSlider(frame: CGRect.zero)
let rangeSlider3 = RangeSlider(frame: CGRect.zero)

override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
rangeSlider2.trackHighlightTintColor = UIColor.red
rangeSlider2.curvaceousness = 0.0

rangeSlider3.trackHighlightTintColor = UIColor.red
rangeSlider3.curvaceousness = 0.0
rangeSlider2.sticky = true
view.addSubview(rangeSlider1)
view.addSubview(rangeSlider2)
view.addSubview(rangeSlider3)

rangeSlider1.addTarget(self, action: #selector(ViewController.rangeSliderValueChanged(_:)), for: .valueChanged)
rangeSlider2.addTarget(self, action: #selector(ViewController.rangeSliderValueChanged(_:)), for: .valueChanged)
}

override func viewDidLayoutSubviews() {
let margin: CGFloat = 20.0
let width = view.bounds.width - 2.0 * margin
rangeSlider1.frame = CGRect(x: margin, y: margin + topLayoutGuide.length + 100,
width: width, height: 31.0)
rangeSlider2.frame = CGRect(x: margin + 20, y: 5 * margin + topLayoutGuide.length + 100,
width: width - 40, height: 40)
rangeSlider2.frame = CGRect(x: margin, y: 5 * margin + topLayoutGuide.length + 100,
width: width, height: 31.0)
rangeSlider3.frame = CGRect(x: margin + 20, y: 10 * margin + topLayoutGuide.length + 100,
width: width - 40, height: 40)
}

override func didReceiveMemoryWarning() {
Expand Down