Commit a317e8dc by Daniel Dahan

updated and removed MaterialTextView for this release

parent e007f9b2
/*
* Copyright (C) 2015 - 2016, Daniel Dahan and CosmicMind, Inc. <http://cosmicmind.io>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of Material nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import UIKit
@objc(MaterialTextViewDelegate)
public protocol MaterialTextViewDelegate : UITextViewDelegate {}
@IBDesignable
@objc(MaterialTextView)
public class MaterialTextView: UITextView {
/**
This property is the same as clipsToBounds. It crops any of the view's
contents from bleeding past the view's frame.
*/
@IBInspectable public var masksToBounds: Bool {
get {
return layer.masksToBounds
}
set(value) {
layer.masksToBounds = value
}
}
/// A property that accesses the backing layer's backgroundColor.
@IBInspectable public override var backgroundColor: UIColor? {
didSet {
layer.backgroundColor = backgroundColor?.CGColor
}
}
/// A property that accesses the layer.frame.origin.x property.
@IBInspectable public var x: CGFloat {
get {
return layer.frame.origin.x
}
set(value) {
layer.frame.origin.x = value
}
}
/// A property that accesses the layer.frame.origin.y property.
@IBInspectable public var y: CGFloat {
get {
return layer.frame.origin.y
}
set(value) {
layer.frame.origin.y = value
}
}
/// A property that accesses the layer.frame.size.width property.
@IBInspectable public var width: CGFloat {
get {
return layer.frame.width
}
set(value) {
layer.frame.size.width = value
}
}
/// A property that accesses the layer.frame.size.height property.
@IBInspectable public var height: CGFloat {
get {
return layer.frame.height
}
set(value) {
layer.frame.size.height = value
}
}
/// A property that accesses the backing layer's shadowColor.
@IBInspectable public var shadowColor: UIColor? {
didSet {
layer.shadowColor = shadowColor?.CGColor
}
}
/// A property that accesses the backing layer's shadowOffset.
@IBInspectable public var shadowOffset: CGSize {
get {
return layer.shadowOffset
}
set(value) {
layer.shadowOffset = value
}
}
/// A property that accesses the backing layer's shadowOpacity.
@IBInspectable public var shadowOpacity: Float {
get {
return layer.shadowOpacity
}
set(value) {
layer.shadowOpacity = value
}
}
/// A property that accesses the backing layer's shadowRadius.
@IBInspectable public var shadowRadius: CGFloat {
get {
return layer.shadowRadius
}
set(value) {
layer.shadowRadius = value
}
}
/// A property that accesses the backing layer's shadowPath.
@IBInspectable public var shadowPath: CGPath? {
get {
return layer.shadowPath
}
set(value) {
layer.shadowPath = value
}
}
/// Enables automatic shadowPath sizing.
@IBInspectable public var shadowPathAutoSizeEnabled: Bool = true {
didSet {
if shadowPathAutoSizeEnabled {
layoutShadowPath()
} else {
shadowPath = nil
}
}
}
/**
A property that sets the shadowOffset, shadowOpacity, and shadowRadius
for the backing layer. This is the preferred method of setting depth
in order to maintain consitency across UI objects.
*/
public var depth: MaterialDepth = .None {
didSet {
let value: MaterialDepthType = MaterialDepthToValue(depth)
shadowOffset = value.offset
shadowOpacity = value.opacity
shadowRadius = value.radius
layoutShadowPath()
}
}
/// A property that sets the cornerRadius of the backing layer.
public var cornerRadiusPreset: MaterialRadius = .None {
didSet {
if let v: MaterialRadius = cornerRadiusPreset {
cornerRadius = MaterialRadiusToValue(v)
}
}
}
/// A property that accesses the layer.cornerRadius.
@IBInspectable public var cornerRadius: CGFloat {
get {
return layer.cornerRadius
}
set(value) {
layer.cornerRadius = value
layoutShadowPath()
}
}
/// A preset property to set the borderWidth.
public var borderWidthPreset: MaterialBorder = .None {
didSet {
borderWidth = MaterialBorderToValue(borderWidthPreset)
}
}
/// A property that accesses the layer.borderWith.
@IBInspectable public var borderWidth: CGFloat {
get {
return layer.borderWidth
}
set(value) {
layer.borderWidth = value
}
}
/// A property that accesses the layer.borderColor property.
@IBInspectable public var borderColor: UIColor? {
get {
return nil == layer.borderColor ? nil : UIColor(CGColor: layer.borderColor!)
}
set(value) {
layer.borderColor = value?.CGColor
}
}
/// A property that accesses the layer.position property.
@IBInspectable public var position: CGPoint {
get {
return layer.position
}
set(value) {
layer.position = value
}
}
/// A property that accesses the layer.zPosition property.
@IBInspectable public var zPosition: CGFloat {
get {
return layer.zPosition
}
set(value) {
layer.zPosition = value
}
}
/**
Text container UIEdgeInset preset property. This updates the
textContainerInset property with a preset value.
*/
public var textContainerInsetPreset: MaterialEdgeInset = .None {
didSet {
textContainerInset = MaterialEdgeInsetToValue(textContainerInsetPreset)
}
}
/**
An initializer that initializes the object with a NSCoder object.
- Parameter aDecoder: A NSCoder instance.
*/
public required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
prepareView()
}
/**
An initializer that initializes the object with a CGRect object.
If AutoLayout is used, it is better to initilize the instance
using the init() initializer.
- Parameter frame: A CGRect instance.
- Parameter textContainer: A NSTextContainer instance.
*/
public override init(frame: CGRect, textContainer: NSTextContainer?) {
let lm: NSLayoutManager = NSLayoutManager()
let tc: NSTextContainer = nil == textContainer ? NSTextContainer(size: CGSizeZero) : textContainer!
let ts: NSTextStorage = NSTextStorage()
lm.addTextContainer(tc)
ts.addLayoutManager(lm)
super.init(frame: frame, textContainer: tc)
prepareView()
}
/**
A convenience initializer that is mostly used with AutoLayout.
*/
public convenience init() {
self.init(frame: CGRectNull, textContainer: nil)
}
/**
A convenience initializer that is mostly used with AutoLayout.
- Parameter textContainer: A NSTextContainer instance.
*/
public convenience init(textContainer: NSTextContainer) {
self.init(frame: CGRectNull, textContainer: textContainer)
}
/**
A convenience initializer.
- Parameter frame: A CGRect defining the frame of the view.
*/
public convenience init(frame: CGRect) {
self.init(frame: frame, textContainer: nil)
}
/** Denitializer. This should never be called unless you know
what you are doing.
*/
deinit {
removeNotificationHandlers()
}
public override func layoutSublayersOfLayer(layer: CALayer) {
super.layoutSublayersOfLayer(layer)
if self.layer == layer {
layoutShadowPath()
}
}
/**
A method that accepts CAAnimation objects and executes them on the
view's backing layer.
- Parameter animation: A CAAnimation instance.
*/
public func animate(animation: CAAnimation) {
animation.delegate = self
if let a: CABasicAnimation = animation as? CABasicAnimation {
a.fromValue = (nil == layer.presentationLayer() ? layer : layer.presentationLayer() as! CALayer).valueForKeyPath(a.keyPath!)
}
if let a: CAPropertyAnimation = animation as? CAPropertyAnimation {
layer.addAnimation(a, forKey: a.keyPath!)
} else if let a: CAAnimationGroup = animation as? CAAnimationGroup {
layer.addAnimation(a, forKey: nil)
} else if let a: CATransition = animation as? CATransition {
layer.addAnimation(a, forKey: kCATransition)
}
}
/**
A delegation method that is executed when the backing layer starts
running an animation.
- Parameter anim: The currently running CAAnimation instance.
*/
public override func animationDidStart(anim: CAAnimation) {
(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStart?(anim)
}
/**
A delegation method that is executed when the backing layer stops
running an animation.
- Parameter anim: The CAAnimation instance that stopped running.
- Parameter flag: A boolean that indicates if the animation stopped
because it was completed or interrupted. True if completed, false
if interrupted.
*/
public override func animationDidStop(anim: CAAnimation, finished flag: Bool) {
if let a: CAPropertyAnimation = anim as? CAPropertyAnimation {
if let b: CABasicAnimation = a as? CABasicAnimation {
if let v: AnyObject = b.toValue {
if let k: String = b.keyPath {
layer.setValue(v, forKeyPath: k)
layer.removeAnimationForKey(k)
}
}
}
(delegate as? MaterialAnimationDelegate)?.materialAnimationDidStop?(anim, finished: flag)
} else if let a: CAAnimationGroup = anim as? CAAnimationGroup {
for x in a.animations! {
animationDidStop(x, finished: true)
}
}
}
/// Notification handler for when text editing began.
internal func handleTextViewTextDidBegin() {
}
/// Notification handler for when text changed.
internal func handleTextViewTextDidChange() {
}
/// Notification handler for when text editing ended.
internal func handleTextViewTextDidEnd() {
}
/// Sets the shadow path.
internal func layoutShadowPath() {
if shadowPathAutoSizeEnabled {
if .None == depth {
shadowPath = nil
} else if nil == shadowPath {
shadowPath = UIBezierPath(roundedRect: bounds, cornerRadius: cornerRadius).CGPath
} else {
animate(MaterialAnimation.shadowPath(UIBezierPath(roundedRect: bounds, cornerRadius: cornerRadius).CGPath, duration: 0))
}
}
}
/**
Prepares the view instance when intialized. When subclassing,
it is recommended to override the prepareView method
to initialize property values and other setup operations.
The super.prepareView method should always be called immediately
when subclassing.
*/
private func prepareView() {
textContainerInsetPreset = .Square3
backgroundColor = MaterialColor.white
textColor = MaterialColor.darkText.primary
removeNotificationHandlers()
prepareNotificationHandlers()
}
/// Prepares the Notification handlers.
private func prepareNotificationHandlers() {
let dc: NSNotificationCenter = NSNotificationCenter.defaultCenter()
dc.addObserver(self, selector: #selector(handleTextViewTextDidBegin), name: UITextViewTextDidBeginEditingNotification, object: nil)
dc.addObserver(self, selector: #selector(handleTextViewTextDidChange), name: UITextViewTextDidChangeNotification, object: nil)
dc.addObserver(self, selector: #selector(handleTextViewTextDidEnd), name: UITextViewTextDidEndEditingNotification, object: nil)
}
/// Removes the Notification handlers.
private func removeNotificationHandlers() {
let dc: NSNotificationCenter = NSNotificationCenter.defaultCenter()
dc.removeObserver(self, name: UITextViewTextDidBeginEditingNotification, object: nil)
dc.removeObserver(self, name: UITextViewTextDidChangeNotification, object: nil)
dc.removeObserver(self, name: UITextViewTextDidEndEditingNotification, object: nil)
}
}
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