[控件] 心形加载的view

心形加载的view

效果：

素材图片：

源码：

StarView.h 与 StarView.m

//

//  StarView.h

//  Star

//

//  Created by XianMingYou on 15/3/13.

//  Copyright (c) 2015年 XianMingYou. All rights reserved.

//

#import <UIKit/UIKit.h>

@interface StarView : UIView

@property (nonatomic, strong) UIColor        *backgroundViewColor;

@property (nonatomic, strong) UIColor        *animationViewColor;

@property (nonatomic, assign) NSTimeInterval  animationDuration;

+ (instancetype)createWithFrame:(CGRect)frame

            backgroundViewColor:(UIColor *)bgColor

             animationViewColor:(UIColor *)anColor;

- (void)percent:(CGFloat)percent animated:(BOOL)animated;

@end

//

//  StarView.m

//  Star

//

//  Created by XianMingYou on 15/3/13.

//  Copyright (c) 2015年 XianMingYou. All rights reserved.

//

#import "StarView.h"

#import "UIView+SetRect.h"

@interface StarView ()

@property (nonatomic, strong) UIImageView  *imageView;      // 图片

@property (nonatomic, strong) UIView       *backgroundView; // 背景色View

@property (nonatomic, strong) UIView       *animationView;  // 做动画的View

@property (nonatomic) CGFloat height;

@property (nonatomic) CGFloat width;

@end

@implementation StarView

- (instancetype)initWithFrame:(CGRect)frame {

    self = [super initWithFrame:frame];

    if (self) {

        self.layer.masksToBounds = YES;

        self.height              = frame.size.height;

        self.width               = frame.size.width;

        [self addSubview:self.backgroundView];

        [self addSubview:self.animationView];

        [self initImageView];

    }

    return self;

}

- (void)initImageView {

    self.imageView       = [[UIImageView alloc] initWithFrame:self.bounds];

    self.imageView.image = [UIImage imageNamed:@"star"];

    [self addSubview:self.imageView];

}

- (void)percent:(CGFloat)percent animated:(BOOL)animated {

    // 过滤percent

    if (percent <= ) {

        percent = ;

    } else if (percent >= ) {

        percent = ;

    }

    if (animated == NO) {

        CGFloat positionY = self.height * ( - percent);

        _animationView.y  = positionY;

    } else {

        CGFloat positionY = self.height * ( - percent);

        [UIView animateWithDuration:(self.animationDuration <=  ? 0.5 : self.animationDuration)

                         animations:^{

            _animationView.y = positionY;

        }];

    }

}

+ (instancetype)createWithFrame:(CGRect)frame

            backgroundViewColor:(UIColor *)bgColor

             animationViewColor:(UIColor *)anColor {

    StarView *star           = [[StarView alloc] initWithFrame:frame];

    star.backgroundViewColor = bgColor;

    star.animationViewColor  = anColor;

    return star;

}

@synthesize backgroundView = _backgroundView;

- (UIView *)backgroundView {

    if (_backgroundView == nil) {

        _backgroundView = [[UIView alloc] initWithFrame:self.bounds];

    }

    return _backgroundView;

}

@synthesize animationView = _animationView;

- (UIView *)animationView {

    if (_animationView == nil) {

        _animationView = [[UIView alloc] initWithFrame:CGRectMake(, self.height, self.width, self.height)];

    }

    return _animationView;

}

@synthesize backgroundViewColor = _backgroundViewColor;

- (UIColor *)backgroundViewColor {

    return _backgroundViewColor;

}

- (void)setBackgroundViewColor:(UIColor *)backgroundViewColor {

    _backgroundViewColor            = backgroundViewColor;

    _backgroundView.backgroundColor = backgroundViewColor;

}

@synthesize animationViewColor = _animationViewColor;

- (UIColor *)animationViewColor {

    return _animationViewColor;

}

- (void)setAnimationViewColor:(UIColor *)animationViewColor {

    _animationViewColor            = animationViewColor;

    _animationView.backgroundColor = animationViewColor;

}

@end

辅助文件 UIView+SetRect.h 与 UIView+SetRect.m

//

//  UIView+SetRect.h

//  TestPch

//

//  Created by YouXianMing on 14-12-26.

//  Copyright (c) 2014年 YouXianMing. All rights reserved.

//

#import <UIKit/UIKit.h>

@interface UIView (SetRect)

// Frame

@property (nonatomic) CGPoint viewOrigin;

@property (nonatomic) CGSize  viewSize;

// Frame Origin

@property (nonatomic) CGFloat x;

@property (nonatomic) CGFloat y;

// Frame Size

@property (nonatomic) CGFloat width;

@property (nonatomic) CGFloat height;

// Frame Borders

@property (nonatomic) CGFloat top;

@property (nonatomic) CGFloat left;

@property (nonatomic) CGFloat bottom;

@property (nonatomic) CGFloat right;

// Center Point

#if !IS_IOS_DEVICE

@property (nonatomic) CGPoint center;

#endif

@property (nonatomic) CGFloat centerX;

@property (nonatomic) CGFloat centerY;

// Middle Point

@property (nonatomic, readonly) CGPoint middlePoint;

@property (nonatomic, readonly) CGFloat middleX;

@property (nonatomic, readonly) CGFloat middleY;

@property (nonatomic, assign) CGFloat cornerRadius ;

@property (nonatomic ,assign) BOOL round ;

@end

//

//  UIView+SetRect.m

//  TestPch

//

//  Created by YouXianMing on 14-12-26.

//  Copyright (c) 2014年 YouXianMing. All rights reserved.

//

#import "UIView+SetRect.h"

@implementation UIView (SetRect)

#pragma mark Frame

- (CGPoint)viewOrigin

{

    return self.frame.origin;

}

- (void)setViewOrigin:(CGPoint)newOrigin

{

    CGRect newFrame = self.frame;

    newFrame.origin = newOrigin;

    self.frame = newFrame;

}

- (CGSize)viewSize

{

    return self.frame.size;

}

- (void)setViewSize:(CGSize)newSize

{

    CGRect newFrame = self.frame;

    newFrame.size = newSize;

    self.frame = newFrame;

}

#pragma mark Frame Origin

- (CGFloat)x

{

    return self.frame.origin.x;

}

- (void)setX:(CGFloat)newX

{

    CGRect newFrame = self.frame;

    newFrame.origin.x = newX;

    self.frame = newFrame;

}

- (CGFloat)y

{

    return self.frame.origin.y;

}

- (void)setY:(CGFloat)newY

{

    CGRect newFrame = self.frame;

    newFrame.origin.y = newY;

    self.frame = newFrame;

}

#pragma mark Frame Size

- (CGFloat)height

{

    return self.frame.size.height;

}

- (void)setHeight:(CGFloat)newHeight

{

    CGRect newFrame = self.frame;

    newFrame.size.height = newHeight;

    self.frame = newFrame;

}

- (CGFloat)width

{

    return self.frame.size.width;

}

- (void)setWidth:(CGFloat)newWidth

{

    CGRect newFrame = self.frame;

    newFrame.size.width = newWidth;

    self.frame = newFrame;

}

#pragma mark Frame Borders

- (CGFloat)left

{

    return self.x;

}

- (void)setLeft:(CGFloat)left

{

    self.x = left;

}

- (CGFloat)right

{

    return self.frame.origin.x + self.frame.size.width;

}

- (void)setRight:(CGFloat)right

{

    self.x = right - self.width;

}

- (CGFloat)top

{

    return self.y;

}

- (void)setTop:(CGFloat)top

{

    self.y = top;

}

- (CGFloat)bottom

{

    return self.frame.origin.y + self.frame.size.height;

}

- (void)setBottom:(CGFloat)bottom

{

    self.y = bottom - self.height;

}

#pragma mark Center Point

#if !IS_IOS_DEVICE

- (CGPoint)center

{

    return CGPointMake(self.left + self.middleX, self.top + self.middleY);

}

- (void)setCenter:(CGPoint)newCenter

{

    self.left = newCenter.x - self.middleX;

    self.top = newCenter.y - self.middleY;

}

#endif

- (CGFloat)centerX

{

    return self.center.x;

}

- (void)setCenterX:(CGFloat)newCenterX

{

    self.center = CGPointMake(newCenterX, self.center.y);

}

- (CGFloat)centerY

{

    return self.center.y;

}

- (void)setCenterY:(CGFloat)newCenterY

{

    self.center = CGPointMake(self.center.x, newCenterY);

}

#pragma mark Middle Point

- (CGPoint)middlePoint

{

    return CGPointMake(self.middleX, self.middleY);

}

- (CGFloat)middleX

{

    return self.width / ;

}

- (CGFloat)middleY

{

    return self.height / ;

}

- (void)setCornerRadius:(CGFloat)cornerRadius

{

    self.layer.masksToBounds = YES ;

    self.layer.cornerRadius = cornerRadius ;

}

- (void)setRound:(BOOL)round

{

    [self setCornerRadius:self.height/];

}

- (CGFloat)cornerRadius

{

    return  self.layer.cornerRadius ;

}

- (BOOL)round

{

    return NO ;

}

@end

使用时候的源码：

//

//  ViewController.m

//  Star

//

//  Created by XianMingYou on 15/3/13.

//  Copyright (c) 2015年 XianMingYou. All rights reserved.

//

#import "ViewController.h"

#import "StarView.h"

@interface ViewController ()

@property (nonatomic, strong) StarView  *star;

@property (nonatomic, strong) NSTimer   *timer;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    self.star = [StarView createWithFrame:CGRectMake(, , , )

                      backgroundViewColor:[[UIColor redColor] colorWithAlphaComponent:0.05f]

                       animationViewColor:[[UIColor redColor] colorWithAlphaComponent:0.5f]];

    self.star.animationDuration   = .f;

    self.star.center              = self.view.center;

    [self.view addSubview:self.star];

    self.timer = [NSTimer scheduledTimerWithTimeInterval:1.5f

                                                  target:self

                                                selector:@selector(timerEvent:)

                                                userInfo:nil

                                                 repeats:YES];

}

- (void)timerEvent:(id)sender {

    CGFloat percent = arc4random() %  / .f;

    [self.star percent:percent animated:YES];

}

@end

巴特西

[控件] 心形加载的view

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