评分星星New Version

////  HYBCommentStarView.h//  CloudShopping////  Created by huangyibiao on 14-8-4.//  Copyright (c) 2014年 uni2uni. All rights reserved.//#import <UIKit/UIKit.h>@class HYBCommentStarView;/*！ * @brief 点击星星评分代理 * @author huangyibiao */@protocol HYBCommentStarViewDelegate <NSObject>@optional// 通过调用此方法来获取得分- (void)commentStarView:(HYBCommentStarView *)view score:(float)score;@end/*! * @brief 评论中使用到的星星等级图片显示视图 * @author huangyibiao */@interface HYBCommentStarView : UIView// 获取或设置能否通过点击评分@property (nonatomic, assign)   BOOL        canTouch;// 总星级数@property (nonatomic, readonly) NSUInteger  numberOfStar;@property (nonatomic, weak)     id<HYBCommentStarViewDelegate> delegate;- (id)initWithFrame:(CGRect)frame numberOfStar:(int)number;/*！ * @brief 设置得分，并更新星级，精确到0.1分 * @param score 评分 */- (void)setScore:(float)score;@end

////  HYBCommentStarView.m//  CloudShopping////  Created by huangyibiao on 14-8-4.//  Copyright (c) 2014年 uni2uni. All rights reserved.//#import "HYBCommentStarView.h"#define kBackgroundStarImageName @"evaluation_uncheck"#define kForegroundStarImageName @"evaluation_ico"#define kDistance 1.5 // 间隔@interface HYBCommentStarView ()@property (nonatomic, strong) UIView *starBackgroundView;@property (nonatomic, strong) UIView *starForegroundView;@end@implementation HYBCommentStarView- (id)init {    return [self initWithFrame:CGRectZero];}- (id)initWithFrame:(CGRect)frame {    return [self initWithFrame:frame numberOfStar:5];}- (id)initWithFrame:(CGRect)frame numberOfStar:(int)number {    frame.size.width = number * kImageWithName(kBackgroundStarImageName).size.width + number * kDistance;    frame.size.height = kImageWithName(kBackgroundStarImageName).size.height;    self = [super initWithFrame:frame];    if (self) {        self.canTouch = NO;        _numberOfStar = number;        self.starBackgroundView = [self buidlStarViewWithImageName:kBackgroundStarImageName];        self.starForegroundView = [self buidlStarViewWithImageName:kForegroundStarImageName];        [self addSubview:self.starBackgroundView];        [self addSubview:self.starForegroundView];        [self setScore:0];    }    return self;}- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event {    if (!self.canTouch) {        return;    }    UITouch *touch = [touches anyObject];    CGPoint point = [touch locationInView:self];    CGRect rect = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height);    if(CGRectContainsPoint(rect,point)) {        [self changeStarForegroundViewWithPoint:point];    }    return;}- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {    if (!self.canTouch) {        return;    }    UITouch *touch = [touches anyObject];    CGPoint point = [touch locationInView:self];    __weak HYBCommentStarView *weekSelf = self;        [UIView transitionWithView:self.starForegroundView                      duration:0.2                       options:UIViewAnimationOptionCurveEaseInOut                    animations:^ {                        [weekSelf changeStarForegroundViewWithPoint:point];                    }                    completion:nil];    return;}- (UIView *)buidlStarViewWithImageName:(NSString *)imageName {    UIView *view = [[UIView alloc] initWithFrame:self.bounds];    view.clipsToBounds = YES;        CGFloat originX = 0;    for (int i = 0; i < self.numberOfStar; i ++) {        CGRect fm = CGRectMake(originX,                               0,                               kImageWithName(kBackgroundStarImageName).size.width,                               self.height);        UIImageView *imageView = [HYBUIMaker imageViewWithFrame:fm imageName:imageName];        originX = imageView.rightX + kDistance;        [view addSubview:imageView];    }    return view;}- (void)changeStarForegroundViewWithPoint:(CGPoint)point {    CGPoint p = point;        if (p.x < 0) {        p.x = 0;    } else if (p.x > self.width) {        p.x = self.width;    }        NSString *str = [NSString stringWithFormat:@"%0.2f", p.x / self.width];    float score = [str floatValue];    p.x = self.width * score + (NSUInteger)score * kDistance;    self.starForegroundView.frame = CGRectMake(0, 0, p.x, self.height);        if(self.delegate && [self.delegate respondsToSelector:@selector(commentStarView:score:)]) {        [self.delegate commentStarView:self score:score];    }    return;}- (void)setScore:(float)score {    CGPoint point = CGPointZero;    point.x = self.width * score + (NSUInteger)score * kDistance;    self.starForegroundView.frame = CGRectMake(0, 0, point.x, self.height);        if(self.delegate && [self.delegate respondsToSelector:@selector(commentStarView:score:)]) {        [self.delegate commentStarView:self score:score];    }    return;}@end