彩虹倒计时
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封装计时器以及将其显示到彩虹视图上，并根据时间决定显示星星的个数。
// RainbowProgressView.h
// RainbowProgressView
//
// Created by HarrySun on 2016/10/8.
// Copyright © 2016年 Mobby. All rights reserved.
//
#import <UIKit/UIKit.h>
@protocol RainbowProgressViewDelegate <NSObject>
- (void)presentAlertView;
@end
@interface RainbowProgressView :UIView
/**
* 未灭星星个数
*/
@property (nonatomic,assign)NSInteger starNumber;
@property (nonatomic,assign)double progress;
/**
* 剩余的时间，总时间，用时
*/
@property (nonatomic,assign)NSInteger currentCountDown,allTime,useTime;
@property (nonatomic,assign)id <RainbowProgressViewDelegate> delegate;
/**
* 开始定时器
*/
- (void)startCount;
/**
* 移除定时器
*/
- (void)removeTimer;
@end
//
// RainbowProgressView.m
// RainbowProgressView
//
// Created by HarrySun on 2016/10/8.
// Copyright © 2016年 Mobby. All rights reserved.
//
#import "RainbowProgressView.h"
@interface RainbowProgressView ()
/**
* 背景图，彩色进度条，五个星星的ImageView
*/
@property (nonatomic,strong)UIImageView *backgroundImageView,*foregroundImageView,*xingImageView1,*xingImageView2,*xingImageView3,*xingImageView4,*xingImageView5;
/**
* 定时器
*/
@property (nonatomic,strong)NSTimer *myTimer;
/**
* 时间Label
*/
@property (nonatomic,strong)UILabel *timeLable;
/**
* 记录frame
*/
@property (nonatomic,assign)CGRect myFrame;
@end
@implementation RainbowProgressView
- (instancetype)initWithFrame:(CGRect)frame{
self = [superinitWithFrame:frame];
if (self) {
self.myFrame = frame;
self.backgroundColor = [UIColorclearColor];
_backgroundImageView = [[UIImageViewalloc]initWithFrame:CGRectMake(0,0,self.myFrame.size.width -2, frame.size.height /2)];
_backgroundImageView.image = [UIImageimageNamed:@"8xljindutiao1"];
[selfaddSubview:_backgroundImageView];
_foregroundImageView = [[UIImageViewalloc]initWithFrame:CGRectMake(0,0,self.myFrame.size.width -2, frame.size.height /2)];
_foregroundImageView.image = [UIImageimageNamed:@"8caijindutiao"];
//如果子视图超出父视图大小时被裁剪掉
_foregroundImageView.contentMode =UIViewContentModeRight;
_foregroundImageView.clipsToBounds=YES;
[selfaddSubview:_foregroundImageView];
self.timeLable = [[UILabelalloc]initWithFrame:CGRectMake(224,35,73,34)];
_timeLable.textColor = [UIColorwhiteColor];
_timeLable.font = [UIFontfontWithName:@"FZCuYuan-M03S"size:23];
_timeLable.text = [NSStringstringWithFormat:@"%@",[selftimetransform:_currentCountDown]];
_timeLable.textAlignment =NSTextAlignmentCenter;
[self addSubview:_timeLable];
CGFloat scale1 =60/120.0;
CGFloat scale2 =75/120.0;
CGFloat scale3 =90/120.0;
CGFloat scale4 =105/120.0;
CGFloat scale5 =120/120.0;
self.starNumber =5;
self.xingImageView1 = [[UIImageViewalloc]initWithFrame:CGRectMake((self.myFrame.size.width - 2) * scale1 - 26, -14,51,50)];
[selfaddSubview:_xingImageView1];
self.xingImageView2 = [[UIImageViewalloc]initWithFrame:CGRectMake((self.myFrame.size.width - 2) * scale2 - 26, -14,51,50)];
[selfaddSubview:_xingImageView2];
self.xingImageView3 = [[UIImageViewalloc]initWithFrame:CGRectMake((self.myFrame.size.width - 2) * scale3 - 26, -11,51,50)];
[selfaddSubview:_xingImageView3];
self.xingImageView4 = [[UIImageViewalloc]initWithFrame:CGRectMake((self.myFrame.size.width - 2) * scale4 - 26, -6,51,50)];
[selfaddSubview:_xingImageView4];
self.xingImageView5 = [[UIImageViewalloc]initWithFrame:CGRectMake((self.myFrame.size.width - 2) * scale5 - 26, 0,51,50)];
[selfaddSubview:_xingImageView5];
}
returnself;
}
#pragma mark - 倒计时
- (void)startCount{
if (_myTimer !=nil) {
[selfremoveTimer];
}
_myTimer = [NSTimerscheduledTimerWithTimeInterval:0.1target:selfselector:@selector(countDown)userInfo:nilrepeats:YES];
[_myTimerfire];
}
/**
* 获取总时间
*
* @param allTime 总时间
*/
- (void)setAllTime:(NSInteger)allTime{
_allTime = allTime;
[selfresetStarImgStatus];
_progress =0;
self.currentCountDown =_allTime;
}
/**
* 修改彩色进度条显示的大小
*
* @param progress 比例
*/
- (void)setProgress:(double)progress{
_progress = progress;
_foregroundImageView.frame =CGRectMake((self.myFrame.size.width - 2) * _progress, 0, (self.myFrame.size.width - 2) - (self.myFrame.size.width - 2) * _progress, 38);
}
/**
* 修改星星需要灭几个
*
* @param currentCountDown 灭星星的个数
*/
- (void)setCurrentCountDown:(NSInteger)currentCountDown{
_currentCountDown = currentCountDown;
self.useTime =self.allTime -self.currentCountDown;
NSString *strTime = [selftimetransform:self.currentCountDown];
_timeLable.text = [NSStringstringWithFormat:@"%@",strTime];
if (_allTime -_currentCountDown >119 * self.allTime /120.0){
_xingImageView5.image = [UIImageimageNamed:@"8tixingxing"];
self.starNumber =0;
}elseif (_allTime -_currentCountDown > 105* self.allTime /120.0){
self.starNumber =1;
_xingImageView4.image = [UIImageimageNamed:@"8tixingxing"];
}elseif(_allTime -_currentCountDown > 90* self.allTime /120.0){
self.starNumber =2;
_xingImageView3.image = [UIImageimageNamed:@"8tixingxing"];
}elseif (_allTime -_currentCountDown > 75* self.allTime /120.0){
self.starNumber =3;
_xingImageView2.image = [UIImageimageNamed:@"8tixingxing"];
}elseif(_allTime -_currentCountDown > 60* self.allTime /120.0) {
self.starNumber =4;
_xingImageView1.image = [UIImageimageNamed:@"8tixingxing"];
}else{
self.starNumber =5;
}
}
- (void)resetStarImgStatus {
_foregroundImageView.frame =CGRectMake(0,0, (self.myFrame.size.width - 2), 38);
_xingImageView5.image = [UIImageimageNamed:@"8tixingxingliang"];
_xingImageView4.image = [UIImageimageNamed:@"8tixingxingliang"];
_xingImageView3.image = [UIImageimageNamed:@"8tixingxingliang"];
_xingImageView2.image = [UIImageimageNamed:@"8tixingxingliang"];
_xingImageView1.image = [UIImageimageNamed:@"8tixingxingliang"];
}
/**
* 修改进度
*/
- (void)changeProgress{
if (self.progress >=1) {
self.progress =0;
}else{
self.progress += (0.1 / (self.allTime * 1.0));
}
}
/**
* 剩余的时间
*/
- (void)countDown{
staticNSInteger count =0;
if (_currentCountDown >0) {
[self changeProgress];
count ++;
if (count ==10) {
count = 0;
self.currentCountDown -=1;
}
}else{
_timeLable.text = @"00 : 00";
if (_delegate && [_delegate respondsToSelector:@selector(presentAlertView)]) {
[_delegate presentAlertView];
}
[self removeTimer];
}
}
/**
* 时间转换
*
* @param time 需要转换的时间
*
* @return 返回02:00格式的字符串
*/
- (NSString *)timetransform:(NSInteger)time{
int inputSeconds = (int)time;
int hours = inputSeconds /3600;
int minutes = ( inputSeconds - hours *3600 ) /60;
int seconds = inputSeconds - hours *3600 - minutes *60;
return [NSString stringWithFormat:@"%.2d : %.2d",minutes, seconds];
}
/**
* 移除定时器
*/
- (void)removeTimer{
[_myTimer invalidate];
_myTimer = nil;
}
@end
本文Demo网址：RainbowProgressView
