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| //头文件部分
@interface YHBaseCalendarView : YHBaseView
@property(nonatomic,strong)NSDate * currentDate;
//标记数组 用于标记特殊日期 这个数组中存放的必须是YHBaseDateModel 对象
@property(nonatomic,strong)NSArray * markArray;
@property(nonatomic,weak)id<YHBaseCalendarViewDelegate> delegate;
@end
//实现部分
@interface YHBaseCalendarView()<UIScrollViewDelegate>
{
//星期
UIView * _headView;
//日历的展示
UIView * _bodyViewL;
UIView * _bodyViewM;
UIView * _bodyViewR;
//滑动功能的支持
UIScrollView * _scrollView;
NSDate * _today;
YHBaseDateModel * _selectModel;
}
@end
@implementation YHBaseCalendarView
-(void)reloadView{
_currentDate = [NSDate date];
_today = [NSDate date];
_selectModel = [[YHBaseDateModel alloc]init];
_selectModel.year = [NSString stringWithFormat:@"%d",[_today getYear]];
_selectModel.month =[NSString stringWithFormat:@"%d",[_today getMonth]];
_selectModel.day = [NSString stringWithFormat:@"%d",[_today getDay]];
_scrollView = [[UIScrollView alloc]initWithFrame:CGRectMake(0, 30, self.frame.size.width, self.frame.size.height)];
_scrollView.contentSize = CGSizeMake(3*self.frame.size.width, 0);
_scrollView.contentOffset = CGPointMake(self.frame.size.width, 0);
_scrollView.pagingEnabled=YES;
_scrollView.delegate=self;
[self addSubview:_scrollView];
_bodyViewL = [[UIView alloc]initWithFrame:CGRectMake(0, 0, _scrollView.frame.size.width, _scrollView.frame.size.height)];
[_scrollView addSubview:_bodyViewL];
_bodyViewM = [[UIView alloc]initWithFrame:CGRectMake(_scrollView.frame.size.width,0, _scrollView.frame.size.width, _scrollView.frame.size.height)];
[_scrollView addSubview:_bodyViewM];
_bodyViewR = [[UIView alloc]initWithFrame:CGRectMake(_scrollView.frame.size.width*2, 0, _scrollView.frame.size.width, _scrollView.frame.size.height)];
[_scrollView addSubview:_bodyViewR];
//展示星期
_headView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, self.frame.size.width, 30)];
_headView.backgroundColor = [UIColor redColor];
NSArray * weekArray = @[@"SUN",@"MON",@"TUES",@"WED",@"THUR",@"FRI",@"SAT"];
for (int i=0; i<7; i++) {
UILabel * label = [[UILabel alloc]initWithFrame:CGRectMake(self.frame.size.width/7*i, 0, self.frame.size.width/7, 30)];
if (i!=0&&i!=6) {
label.backgroundColor = [UIColor redColor];
}else{
label.backgroundColor = [UIColor purpleColor];
}
label.text=weekArray[i];
label.textAlignment = NSTextAlignmentCenter;
label.layer.borderWidth=1;
label.layer.borderColor = [[UIColor grayColor]CGColor];
label.font = [UIFont boldSystemFontOfSize:16];
label.layer.borderColor=[[UIColor grayColor] CGColor];
label.textColor = [UIColor whiteColor];
label.layer.borderWidth = 1;
[_headView addSubview:label];
}
[self addSubview:_headView];
[self creatViewWithData:_currentDate onView:_bodyViewM];
[self creatViewWithData:[YHBaseDateTools getPreviousframDate:_currentDate] onView:_bodyViewL];
[self creatViewWithData:[YHBaseDateTools getNextMonthframDate:_currentDate] onView:_bodyViewR];
}
//核心的构造方法
-(void)creatViewWithData:(id)data onView:(UIView *)bodyView{
NSDate * currentDate = (NSDate *)data;
//获取当前月有多少天
int monthNum = (int)[currentDate YHBaseNumberOfDaysInCurrentMonth];
//获取第一天的日期
NSDate * firstDate = [currentDate YHBaseFirstDayOfCurrentMonth];
//确定这一天是周几
int weekday = [firstDate YHBaseWeekly];
//确定创建多少行
int weekRow=0;
int tmp=monthNum;
if (weekday!=7) {
weekRow++;
tmp=monthNum-(7-weekday);
}
weekRow += tmp/7;
weekRow += (tmp%7)?1:0;
//开始创建按钮
/**
*这里的逻辑是有问题的，应该设计成cell的复用机制，而不应该重复耗性能的创建 有时间在优化
*/
#warning 可以优化哦
NSArray * array = [bodyView subviews];
for (UIView * v in array) {
[v removeFromSuperview];
}
int nextDate = 1;
//行
for (int i=0; i<weekRow; i++) {
//列
for (int j=0; j<7; j++) {
//先进行上个月余天的创建
UIButton * btn;
if (weekday!=7&&(i*7+j)<weekday) {
//获取上个月有多少天
NSDate * preDate = [YHBaseDateTools getPreviousframDate:currentDate];
int preDays = (int)[preDate YHBaseNumberOfDaysInCurrentMonth];
btn =[[UIButton alloc]initWithFrame:CGRectMake(self.frame.size.width/7*j, self.frame.size.width/7*i, self.frame.size.width/7, self.frame.size.width/7)];
[btn setTitle:[NSString stringWithFormat:@"%d",preDays-weekday+j+1] forState:UIControlStateNormal];
[btn setTitleColor:[UIColor grayColor] forState:UIControlStateNormal];
[bodyView addSubview:btn];
}else if((i*7+j+1-(weekday==7?0:weekday))<=monthNum){
btn =[[UIButton alloc]initWithFrame:CGRectMake(self.frame.size.width/7*j, self.frame.size.width/7*i, self.frame.size.width/7, self.frame.size.width/7)];
[btn setTitle:[NSString stringWithFormat:@"%d",(i*7+j+1-(weekday==7?0:weekday))] forState:UIControlStateNormal];
[btn setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
[bodyView addSubview:btn];
}else{
btn =[[UIButton alloc]initWithFrame:CGRectMake(self.frame.size.width/7*j, self.frame.size.width/7*i, self.frame.size.width/7, self.frame.size.width/7)];
[btn setTitle:[NSString stringWithFormat:@"%d",nextDate++] forState:UIControlStateNormal];
[btn setTitleColor:[UIColor grayColor] forState:UIControlStateNormal];
[bodyView addSubview:btn];
}
//将今天的日期标出
if ([currentDate getYear]==[_today getYear]&&[currentDate getMonth]==[_today getMonth]&&[btn.titleLabel.text intValue]==[_today getDay]&&!CGColorEqualToColor([btn.titleLabel.textColor CGColor], [[UIColor grayColor] CGColor])) {
[btn setTitleColor:[UIColor redColor] forState:UIControlStateNormal];
}
//是否进行自定义标记
/**
*if中的颜色比较 是为了让上月与下月的余日不产生bug
*/
if (_markArray!=nil) {
for (int i=0; i<_markArray.count; i++) {
YHBaseDateModel * model = _markArray[i];
if ([currentDate getYear]==[model.year intValue]&&[currentDate getMonth]==[model.month intValue]&&[btn.titleLabel.text intValue]==[model.day intValue]&&!CGColorEqualToColor([btn.titleLabel.textColor CGColor], [[UIColor grayColor] CGColor])) {
btn.layer.borderColor = [[UIColor grayColor]CGColor];
btn.layer.borderWidth=1;
}
}
}
//是否进行选中标记
if ([_selectModel.year intValue]==[currentDate getYear]&&[_selectModel.month intValue]==[currentDate getMonth]&&[_selectModel.day intValue]==[btn.titleLabel.text intValue]&&!CGColorEqualToColor([btn.titleLabel.textColor CGColor], [[UIColor grayColor] CGColor])) {
btn.backgroundColor = [UIColor cyanColor];
}
if (!CGColorEqualToColor([btn.titleLabel.textColor CGColor], [[UIColor grayColor] CGColor])) {
//添加点击事件
[btn addTarget:self action:@selector(clickBtn:) forControlEvents:UIControlEventTouchUpInside];
}
}
}
}
//这个方法中进行重构
-(void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView{
if (scrollView.contentOffset.x==0) {//向前翻页了
_currentDate = [YHBaseDateTools getPreviousframDate:_currentDate];
_scrollView.contentOffset=CGPointMake(scrollView.frame.size.width, 0);
[self creatViewWithData:_currentDate onView:_bodyViewM];
[self creatViewWithData:[YHBaseDateTools getPreviousframDate:_currentDate] onView:_bodyViewL];
[self creatViewWithData:[YHBaseDateTools getNextMonthframDate:_currentDate] onView:_bodyViewR];
}else if (scrollView.contentOffset.x==scrollView.frame.size.width){
}else if (scrollView.contentOffset.x==scrollView.frame.size.width*2){
_currentDate = [YHBaseDateTools getNextMonthframDate:_currentDate];
_scrollView.contentOffset=CGPointMake(scrollView.frame.size.width, 0);
[self creatViewWithData:_currentDate onView:_bodyViewM];
[self creatViewWithData:[YHBaseDateTools getPreviousframDate:_currentDate] onView:_bodyViewL];
[self creatViewWithData:[YHBaseDateTools getNextMonthframDate:_currentDate] onView:_bodyViewR];
}
scrollView.userInteractionEnabled=YES;
if ([self.delegate respondsToSelector:@selector(YHBaseCalendarViewScrollEndToDate:)]) {
YHBaseDateModel * model = [[YHBaseDateModel alloc]init];
model.year = [NSString stringWithFormat:@"%d",[_currentDate getYear]];
model.month = [NSString stringWithFormat:@"%d",[_currentDate getMonth]];
model.day = [NSString stringWithFormat:@"%d",[_currentDate getDay]];
[self.delegate YHBaseCalendarViewScrollEndToDate:model];
}
}
-(void)scrollViewDidScroll:(UIScrollView *)scrollView{
scrollView.userInteractionEnabled=NO;
}
//点击事件
-(void)clickBtn:(UIButton *)btn{
_selectModel.year = [NSString stringWithFormat:@"%d",[_currentDate getYear]];
_selectModel.month = [NSString stringWithFormat:@"%d",[_currentDate getMonth]];
_selectModel.day = btn.titleLabel.text;
[self creatViewWithData:_currentDate onView:_bodyViewM];
[self creatViewWithData:[YHBaseDateTools getPreviousframDate:_currentDate] onView:_bodyViewL];
[self creatViewWithData:[YHBaseDateTools getNextMonthframDate:_currentDate] onView:_bodyViewR];
if ([self.delegate respondsToSelector:@selector(YHBaseCalendarViewSelectAtDateModel:)]) {
[self.delegate YHBaseCalendarViewSelectAtDateModel:_selectModel];
}
}
@end
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