本文實例為年夜家分享了IOS全局賽馬燈制造辦法,供年夜家參考,詳細內容以下
思緒:
1.創立一個單例
+ (instancetype)shareManager {
static CCPaomaView *pModel = nil;
static dispatch_once_t once;
dispatch_once(&once, ^{
pModel = [[CCPaomaView alloc]initWithFrame:CGRectMake(0, 0, KScreenWidth, 0.0468 *KScreenHeight)];
});
return pModel;
}
2.把吸收的數據存在當地的 plist,不實用於年夜量數據,每次讀取第一個數據,讀取完成刪除全部 plist,再把剩下的從新存進 plist
3.依據動畫署理,監聽動畫履行停止,將動畫實例置為 nil
- (void)animationDidStop:(CAAnimation *)anim finished:(BOOL)flag{
NSLog(@"%@",[self.paomaLabel.layer animationForKey:@"paoMaDeng"]);
if ([self.paomaLabel.layer animationForKey:@"paoMaDeng"] == anim) {
//移除第一組數據
[_array removeObjectAtIndex:0];
//移除全部 plist
[CCPaomaModel removePaomaPlist];
//從新寫入
[_array writeToFile:[CCPaomaModel filename] atomically:YES];
//動畫停滯以後,將實例置為 nil
_pmAniamtion = nil;
//數組為空以後移除賽馬燈
if (_array.count > 0) {
[self showPaomaView:self.superview];
}else{
self.hidden = YES;
[self removeFromSuperview];
}
NSLog(@"%@",self.array);
}
}
4.斷定動畫實例能否為空,使得切換界面,賽馬燈持續,而不是從新開端
- (void)paomaAniamtion:(CGFloat)count{
//斷定動畫實例存不存在,存在持續,不存期近創立
if (_pmAniamtion == nil) {
_pmAniamtion = [CABasicAnimation animation];
_pmAniamtion.keyPath = @"transform.translation.x";
CGFloat W = CGRectGetWidth(_paomaLabel.bounds);
_pmAniamtion.fromValue = @(W);
_pmAniamtion.toValue = @(-W);
_pmAniamtion.duration = _aniTime;
_pmAniamtion.repeatCount = count;
_pmAniamtion.removedOnCompletion = NO; //動畫停止不移除
_pmAniamtion.fillMode = kCAFillModeForwards; //動畫停止會堅持停止的狀況
_pmAniamtion.delegate = self; //設置署理
[_paomaLabel.layer addAnimation:_pmAniamtion forKey:@"paoMaDeng"];
}else{
_pmAniamtion.repeatCount = count;
}
}
5.切換界面,暫停、恢復動畫
#pragma mark -- 界面湧現、消逝,創立、恢復、暫停動畫
- (void)viewWillAppear:(BOOL)animated {
[_paomaView showPaomaView:self.view];
[_paomaView resumeAnimation];
}
- (void)viewWillDisappear:(BOOL)animated {
[_paomaView pauseAniamtion];
}
話不多說,github 見代碼
以上就是本文的全體內容,願望對年夜家的進修有所贊助,也願望年夜家多多支撐本站。
【進修iOS全局賽馬燈】的相關資料介紹到這裡,希望對您有所幫助! 提示:不會對讀者因本文所帶來的任何損失負責。如果您支持就請把本站添加至收藏夾哦!