Mike Maxwell
89 lines
2.5 KiB
Objective-C
89 lines
2.5 KiB
Objective-C
//
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// MMViewController.m
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// MaterialDesignSpinner
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//
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// Created by Mike Maxwell on 12/28/2014.
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// Copyright (c) 2014 Mike Maxwell. All rights reserved.
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//
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#import "MMViewController.h"
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#import "MMMaterialDesignSpinner.h"
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@interface MMViewController ()
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@property (nonatomic, strong) IBOutlet MMMaterialDesignSpinner *spinnerView;
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@property (weak, nonatomic) IBOutlet UISlider *sliderControl;
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@property (weak, nonatomic) IBOutlet UILabel *sliderLabel;
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@property (nonatomic, assign) BOOL animate;
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@end
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@implementation MMViewController
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- (void)viewDidAppear:(BOOL)animated {
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[super viewDidAppear:animated];
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[self.spinnerView startAnimating];
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}
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#pragma mark Actions
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- (IBAction)changeColorButtonTouched:(id)sender {
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self.spinnerView.tintColor = [MMViewController randomColor];
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}
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- (IBAction)changeLineWidthButtonTouched:(id)sender {
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self.spinnerView.lineWidth = (rand() % 20) / 2.f;
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if (self.spinnerView.lineWidth == 0) self.spinnerView.lineWidth = 0.1f;
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}
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- (IBAction)sliderValueUpdated:(id)sender {
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if (self.animate) {
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[self.spinnerView stopAnimating];
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self.spinnerView.duration = self.sliderControl.value;
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[self.spinnerView startAnimating];
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}
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}
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- (IBAction)sliderValueChanged:(id)sender {
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if (!self.animate) {
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self.spinnerView.percentComplete = [self sliderPercentValue];
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}
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}
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- (IBAction)squareCapButtonPressed:(id)sender {
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self.spinnerView.lineCap = kCALineCapSquare;
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}
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- (IBAction)rouncCapButtonPressed:(id)sender {
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self.spinnerView.lineCap = kCALineCapRound;
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}
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- (IBAction)buttCapButtonPressed:(id)sender {
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self.spinnerView.lineCap = kCALineCapButt;
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}
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- (IBAction)animateSwitchValueDidChange:(UISwitch *)sender {
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self.animate = sender.on;
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[self.spinnerView setAnimating:self.animate];
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self.sliderLabel.text = (self.animate
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? @"Duration"
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: @"Percent Complete");
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self.spinnerView.percentComplete = [self sliderPercentValue];
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}
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#pragma mark Helper methods
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+ (UIColor *)randomColor {
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CGFloat hue = ( arc4random() % 256 / 256.0 ); // 0.0 to 1.0
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CGFloat saturation = ( arc4random() % 128 / 256.0 ) + 0.5; // 0.5 to 1.0, away from white
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CGFloat brightness = ( arc4random() % 128 / 256.0 ) + 0.5; // 0.5 to 1.0, away from black
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return [UIColor colorWithHue:hue saturation:saturation brightness:brightness alpha:1];
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}
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- (float)sliderPercentValue {
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return self.sliderControl.value / self.sliderControl.maximumValue;
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}
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@end
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