//// CCProgressView.h// HurricaneConsumer//// Created by wangcong on 15-3-25.// Copyright (c) 2015年 WangCong. All rights reserved.// #import <UIKit/UIKit.h>#import <QuartzCore/QuartzCore.h> /** * 动画开始 */typedef void(^block_progress_start)();
/** * 动画正在进行 * @param NSTimeInterval */typedef void(^block_progress_animing)(NSTimeInterval);
/** * 动画结束 */typedef void(^block_progress_stop)();
@interface CCProgressView : UIView{
NSTimeInterval _animationTime;
}
@property (nonatomic, strong) UILabel *centerLabel;
// 中心Label @property (nonatomic, copy) block_progress_start start;
// 动画开始回调@property (nonatomic, copy) block_progress_animing animing;
// 动画进行@property (nonatomic, copy) block_progress_stop stop;
// 动画结束回调 - (void) setAnimationTime:(NSTimeInterval)animationTime;
- (void)startAnimation;
- (void)stopAnimation;
@end //// CCProgressView.m// HurricaneConsumer//// Created by wangcong on 15-3-25.// Copyright (c) 2015年 WangCong. All rights reserved.// #import "CCProgressView.h" #define kProgressThumbWh 30 // 计时器间隔时长#define kAnimTimeInterval 0.1 /** * 圆圈layer上旋转的layer */@interface CCProgressThumb : CALayer{
NSTimeInterval _animationTime;
}
@property (assign, nonatomic) double startAngle;
@property (nonatomic, strong) UILabel *timeLabel;
// 显示时间Label @end @implementation CCProgressThumb - (instancetype)init{
if ((self = [super init])) {
[self setupLayer];
}
return self;
}
- (void)layoutSublayers{
_timeLabel.frame = self.bounds;
[_timeLabel sizeToFit];
_timeLabel.center = CGPointMake(CGRectGetMidX(self.bounds) - _timeLabel.frame.origin.x, CGRectGetMidY(self.bounds) - _timeLabel.frame.origin.y);
}
- (void)setupLayer{
// 绘制圆 UIGraphicsBeginImageContext(CGSizeMake(kProgressThumbWh, kProgressThumbWh));
CGContextRef ctx = UIGraphicsGetCurrentContext();
CGContextSetLineWidth(ctx, 1);
CGContextSetFillColorWithColor(ctx, [UIColor lightGrayColor].CGColor);
CGContextSetStrokeColorWithColor(ctx, [UIColor lightGrayColor].CGColor);
CGContextAddEllipseInRect(ctx, CGRectMake(1, 1, kProgressThumbWh - 2, kProgressThumbWh - 2));
CGContextDrawPath(ctx, kCGPathFillStroke);
UIImage *circle = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
UIImageView *circleView = [[UIImageView alloc] initWithImage:circle];
circleView.frame = CGRectMake(0, 0, kProgressThumbWh, kProgressThumbWh);
circleView.image = circle;
[self addSublayer:circleView.layer];
_timeLabel = [[UILabel alloc] initWithFrame:self.bounds];
_timeLabel.textColor = [UIColor redColor];
_timeLabel.font = [UIFont systemFontOfSize:10];
_timeLabel.textAlignment = NSTextAlignmentCenter;
_timeLabel.text = @"00:00";
[self addSublayer:_timeLabel.layer];
_startAngle = - M_PI / 2;
}
- (void)setAnimationTime:(NSTimeInterval)animationTime{
_animationTime = animationTime;
}
- (double)calculatePercent:(NSTimeInterval)fromTime toTime:(NSTimeInterval)toTime{
double progress = 0.0f;
if ((toTime > 0) && (fromTime > 0)) {
progress = fromTime / toTime;
if ((progress * 100) > 100) {
progress = 1.0f;
}
}
return progress;
}
- (void)startAnimation{
CAKeyframeAnimation *pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
pathAnimation.calculationMode = kCAAnimationPaced;
pathAnimation.fillMode = kCAFillModeForwards;
pathAnimation.removedOnCompletion = YES;
pathAnimation.duration = kAnimTimeInterval;
pathAnimation.repeatCount = 0;
pathAnimation.autoreverses = YES;
CGMutablePathRef arcPath = CGPathCreateMutable();
CGPathAddPath(arcPath, NULL, [self bezierPathFromParentLayerArcCenter]);
pathAnimation.path = arcPath;
CGPathRelease(arcPath);
[self addAnimation:pathAnimation forKey:@"position"];
}
/** * 根据父Layer获取到一个移动路径 * @return */- (CGPathRef)bezierPathFromParentLayerArcCenter{
CGFloat centerX = CGRectGetWidth(self.superlayer.frame) / 2.0;
CGFloat centerY = CGRectGetHeight(self.superlayer.frame) / 2.0;
double tmpStartAngle = _startAngle;
_startAngle = _startAngle + (2 * M_PI) * kAnimTimeInterval / _animateTime;
return [UIBezierPath bezierPathWithArcCenter:CGPointMake(centerX, centerY) radius:centerX startAngle:tmpStartAngle endAngle:_startAngle clockwise:YES].CGPath;
}
- (void)stopAnimation{
[self removeAllAnimations];
}
- (void)dealloc{
[[NSNotificationCenter defaultCenter] removeObserver:self];
}
@end /** * 圆圈layer */@interface CCProgress : CAShapeLayer{
NSTimeInterval _animationTime;
}
@property (assign, nonatomic) double initialProgress;
@property (nonatomic) NSTimeInterval elapsedTime;
//已使用时间@property (assign, nonatomic) double percent;
@property (nonatomic, strong) UIColor *circleColor;
@property (nonatomic, strong) CAShapeLayer *progress;
@property (nonatomic, strong) CCProgressThumb *thumb;
@property (nonatomic, assign) CGRect frame;
@end @implementation CCProgress - (instancetype) init{
if ((self = [super init])) {
[self setupLayer];
}
return self;
}
- (void)layoutSublayers{
self.path = [self bezierPathWithArcCenter];
self.progress.path = self.path;
self.thumb.frame = CGRectMake((320 - kProgressThumbWh) / 2.0f, 180, kProgressThumbWh, kProgressThumbWh);
[super layoutSublayers];
}
- (void)setupLayer{
// 绘制圆 self.path = [self bezierPathWithArcCenter];
self.fillColor = [UIColor clearColor].CGColor;
self.strokeColor = [UIColor colorWithRed:0.86f green:0.86f blue:0.86f alpha:0.4f].CGColor;
self.lineWidth = 2;
// 添加可以变动的滚动条 self.progress = [CAShapeLayer layer];
self.progress.path = self.path;
self.progress.fillColor = [UIColor clearColor].CGColor;
self.progress.strokeColor = [UIColor whiteColor].CGColor;
self.progress.lineWidth = 4;
self.progress.lineCap = kCALineCapSquare;
self.progress.lineJoin = kCALineCapSquare;
[self addSublayer:self.progress];
// 添加可以旋转的ThumbLayer self.thumb = [[CCProgressThumb alloc] init];
[self addSublayer:self.thumb];
}
/** * 得到bezier曲线路劲 * @return */- (CGPathRef)bezierPathWithArcCenter{
CGFloat centerX = CGRectGetWidth(self.frame) / 2.0;
CGFloat centerY = CGRectGetHeight(self.frame) / 2.0;
return [UIBezierPath bezierPathWithArcCenter:CGPointMake(centerX, centerY) radius:centerX startAngle:(- M_PI / 2) endAngle:(3 * M_PI / 2) clockwise:YES].CGPath;
}
- (void)setCircleColor:(UIColor *)circleColor{
self.progress.strokeColor = circleColor.CGColor;
}
- (void)setAnimtionTime:(NSTimeInterval)animtionTime{
_animationTime = animtionTime;
[self.thumb setAnimationTime:animtionTime];
}
- (void)setElapsedTime:(NSTimeInterval)elapsedTime{
_initialProgress = [self calculatePercent:_elapsedTime toTime:_animationTime];
_elapsedTime = elapsedTime;
self.progress.strokeEnd = self.percent;
[self startAnimation];
}
- (double)percent{
_percent = [self calculatePercent:_elapsedTime toTime:_animationTime];
return _percent;
}
- (double)calculatePercent:(NSTimeInterval)fromTime toTime:(NSTimeInterval)toTime{
double progress = 0.0f;
if ((toTime > 0) && (fromTime > 0)) {
progress = fromTime / toTime;
if ((progress * 100) > 100) {
progress = 1.0f;
}
}
return progress;
}
- (void)startAnimation{
CABasicAnimation *pathAnimation = [CABasicAnimation animationWithKeyPath:@"strokeEnd"];
pathAnimation.duration = kAnimTimeInterval;
pathAnimation.fromValue = @(self.initialProgress);
pathAnimation.toValue = @(self.percent);
pathAnimation.removedOnCompletion = YES;
[self.progress addAnimation:pathAnimation forKey:nil];
[self.thumb startAnimation];
self.thumb.timeLabel.text = [self stringFromTimeInterval:_elapsedTime shorTime:YES];
}
- (void)stopAnimation{
_elapsedTime = 0;
self.progress.strokeEnd = 0.0;
[self removeAllAnimations];
[self.thumb stopAnimation];
}
/** * 时间格式转换 * @param interval NSTimeInterval * @param shortTime BOOL * @return */- (NSString *)stringFromTimeInterval:(NSTimeInterval)interval shorTime:(BOOL)shortTime{
NSInteger ti = (NSInteger)interval;
NSInteger seconds = ti % 60;
NSInteger minutes = (ti / 60) % 60;
NSInteger hours = (ti / 3600);
if (shortTime) {
return [NSString stringWithFormat:@"%02ld:%02ld", (long)hours, (long)seconds];
}
else {
return [NSString stringWithFormat:@"%02ld:%02ld:%02ld", (long)hours, (long)minutes, (long)seconds];
}
}
@end @interface CCProgressView () @property (nonatomic, strong) CCProgress *progressLayer;
@property (nonatomic, strong) NSTimer *timer;
@end @implementation CCProgressView - (instancetype)init{
if ((self = [super init])) {
[self setupView];
}
return self;
}
- (instancetype)initWithFrame:(CGRect)frame{
if ((self = [super initWithFrame:frame])) {
[self setupView];
}
return self;
}
- (void)layoutSubviews{
[super layoutSubviews];
self.progressLayer.frame = self.bounds;
[self.centerLabel sizeToFit];
self.centerLabel.center = CGPointMake(self.center.x - self.frame.origin.x, self.center.y- self.frame.origin.y);
}
- (void)setupView{
self.backgroundColor = [UIColor clearColor];
self.clipsToBounds = false;
self.progressLayer = [[CCProgress alloc] init];
self.progressLayer.frame = self.bounds;
[self.layer addSublayer:self.progressLayer];
_centerLabel = [[UILabel alloc] initWithFrame:self.bounds];
_centerLabel.font = [UIFont systemFontOfSize:18];
_centerLabel.textAlignment = NSTextAlignmentCenter;
_centerLabel.textColor = [UIColor whiteColor];
_centerLabel.text = @"已推送至 3 家";
[self.layer addSublayer:_centerLabel.layer];
}
- (void)setAnimationTime:(NSTimeInterval)animationTime{
_animationTime = animationTime;
[self.progressLayer setAnimtionTime:animationTime];
}
- (void)startAnimation{
if (!_timer) {
_timer = [NSTimer timerWithTimeInterval:kAnimTimeInterval target:self selector:@selector(doTimerSchedule) userInfo:nil repeats:YES];
[[NSRunLoop currentRunLoop] addTimer:_timer forMode:NSRunLoopCommonModes];
}
self.progressLayer.elapsedTime = 0;
if (_start) _start();
}
- (void)doTimerSchedule{
self.progressLayer.elapsedTime = self.progressLayer.elapsedTime + kAnimTimeInterval;
;
if (_animing) _animing(self.progressLayer.elapsedTime);
if (self.progressLayer.elapsedTime >= _animationTime) {
[self stopAnimation];
}
}
- (void)stopAnimation{
if (_stop) _stop();
if (_timer) {
[_timer invalidate];
_timer = nil;
}
[_progressLayer stopAnimation];
}
@end 使用实例_progressView = [[CCProgressView alloc] initWithFrame:CGRectMake((APP_WIDTH - 240) / 2.0f, (APP_HEIGHT - 240) / 2.0f, 240, 240)];
[_progressView setAnimationTime:60];
_progressView.start = ^() {
NSLog(@"开始");
}
;
_progressView.animing = ^ (NSTimeInterval currentTime) {
NSLog(@"进行中");
}
;
__block id weakSelf = self;
_progressView.stop = ^ () {
NSLog(@"结束");
[weakSelf dismiss];
}
;
[self addSubview:_progressView];
[_progressView startAnimation];