Alex.k
105 lines
3.4 KiB
Swift
105 lines
3.4 KiB
Swift
//
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// CollectionViewStackCell.swift
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// NavigationStackDemo
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//
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// Copyright (c) 26/02/16 Ramotion Inc. (http://ramotion.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import UIKit
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// MARK: CollectionViewStackCell
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class CollectionViewStackCell: UICollectionViewCell {
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internal var imageView: UIImageView?
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override init(frame: CGRect) {
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super.init(frame: frame)
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imageView = createImageView()
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createShadow()
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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internal override func prepareForReuse() {
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imageView?.image = nil
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}
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}
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// MARK: configure
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extension CollectionViewStackCell {
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private func createImageView() -> UIImageView {
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let imageView = UIImageView(frame: CGRect.zero)
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imageView.translatesAutoresizingMaskIntoConstraints = false
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imageView.layer.shouldRasterize = true
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contentView.addSubview(imageView)
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contentView.addConstraints([
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createConstraint(imageView, toItem: contentView, attribute: .Top),
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createConstraint(imageView, toItem: contentView, attribute: .Bottom),
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createConstraint(imageView, toItem: contentView, attribute: .Left),
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createConstraint(imageView, toItem: contentView, attribute: .Right),
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])
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return imageView
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}
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private func createConstraint(item: UIImageView, toItem: UIView, attribute: NSLayoutAttribute) -> NSLayoutConstraint {
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return NSLayoutConstraint(item: item,
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attribute: attribute,
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relatedBy: .Equal,
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toItem: toItem,
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attribute: attribute,
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multiplier: 1,
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constant: 0)
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}
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private func createShadow() {
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layer.masksToBounds = false;
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layer.shadowOpacity = 0.30;
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layer.shadowRadius = 10.0;
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layer.shadowOffset = CGSize.zero;
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layer.shadowPath = UIBezierPath(rect: bounds).CGPath
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layer.shouldRasterize = true;
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}
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private func addBlurOnImage(image: UIImageView) {
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// create effect
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// UIBlurEffect *blur = [UIBlurEffect effectWithStyle:UIBlurEffectStyleLight];
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//
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// // add effect to an effect view
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// UIVisualEffectView *effectView = [[UIVisualEffectView alloc]initWithEffect:blur];
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// effectView.frame = self.view.frame;
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//
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// // add the effect view to the image view
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// [self.imageView addSubview:effectView];
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}
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}
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