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Add indication for limit. Closes #2.

This commit is contained in:
Gunay Mert Karadogan 2015-07-03 17:38:13 +02:00
parent c4bdefb5d0
commit 2ef69cc5e8
2 changed files with 25 additions and 12 deletions
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6
GMStepper/GMStepper/Base.lproj/Main.storyboard
View File

@ -25,12 +25,6 @@
<constraint firstAttribute="height" constant="44" id="mzJ-k6-SLm"/>
</constraints>
<userDefinedRuntimeAttributes>
<userDefinedRuntimeAttribute type="number" keyPath="minimumValue">
<integer key="value" value="0"/>
</userDefinedRuntimeAttribute>
<userDefinedRuntimeAttribute type="number" keyPath="maximumValue">
<integer key="value" value="9"/>
</userDefinedRuntimeAttribute>
<userDefinedRuntimeAttribute type="number" keyPath="cornerRadius">
<real key="value" value="4"/>
</userDefinedRuntimeAttribute>

31
GMStepper/GMStepper/GMStepper.swift
View File

@ -96,6 +96,9 @@ import UIKit
private let labelSlideLength: CGFloat = 5
private let labelSlideDuration: NSTimeInterval = 0.1
private let limitHitAnimationDuration: NSTimeInterval = 0.1
@IBInspectable public var limitHitAnimationColor: UIColor = UIColor(red:0.23, green:0.3, blue:0.51, alpha:1)
private let leftButton = UIButton()
private let rightButton = UIButton()
private let label = UILabel()
@ -147,19 +150,27 @@ import UIKit
}
@objc private func leftButtonTapped(button: UIButton) {
value -= 1
animateSlideLeft()
if value == minimumValue {
animateLimitHitForButton(leftButton)
} else {
value -= 1
animateSlideLeft()
}
}
@objc private func rightButtonTapped(button: UIButton) {
value += 1
animateSlideRight()
if value == maximumValue {
animateLimitHitForButton(rightButton)
} else {
value += 1
animateSlideRight()
}
}
private func animateSlideLeft() {
UIView.animateWithDuration(labelSlideDuration, animations: {
self.label.center.x -= self.labelSlideLength
}, completion : { _ in
}, completion: { _ in
UIView.animateWithDuration(self.labelSlideDuration, animations: {
self.label.center.x += self.labelSlideLength
})
@ -169,10 +180,18 @@ import UIKit
private func animateSlideRight() {
UIView.animateWithDuration(labelSlideDuration, animations: {
self.label.center.x += self.labelSlideLength
}, completion : { _ in
}, completion: { _ in
UIView.animateWithDuration(self.labelSlideDuration, animations: {
self.label.center.x -= self.labelSlideLength
})
})
}
private func animateLimitHitForButton(button: UIButton){
UIView.animateWithDuration(limitHitAnimationDuration, animations: {
button.backgroundColor = self.limitHitAnimationColor
}, completion: { _ in
button.backgroundColor = self.buttonsBackgroundColor
})
}
}