iOS App订单 星星评价的控件

//评价星星控件用法

 
  StarView
*startView =
[[StarView
alloc]initWithFrame:CGRectMake(0,
0,
200,
200)];

 
  startView.startNum
=
4;

 
  startView.defalutImage
=
[UIImage

imageNamed:@" "];

 
  startView.selectedImage
=
[UIImage

imageNamed:@" "];

 
  [self.view
addSubview:startView];

星星控件：

#import
"StarView.h"

//星星的大小

#define
startBtnSize 30

//星星的间隙

#define
startInterval 5

@implementation
StarView

-
(instancetype)initWithFrame:(CGRect)frame
{

 
  if
(self
==
[super
initWithFrame:frame])
{

 
     
[self
setBackgroundColor:[UIColor
whiteColor]];

 
  }

  
 

 
  return
self;

}

-
(void)drawRect:(CGRect)rect
{

  
 

 
  self.tag
=
11;

 
  CGFloat
originX =
(rect.size.width-_startNum*startBtnSize-(_startNum-1)*startInterval)
* 0.5;

 
  CGFloat
originY =
(rect.size.height-startBtnSize)*0.5;

 
  for
(int
i
= 0
; i
<</span> _startNum;
i++) {

 
     
UIButton
*startButton =
[[UIButton
alloc]initWithFrame:CGRectMake(originX
+ (startInterval+startBtnSize)
* i, originY, startBtnSize,
startBtnSize)];

 
     
startButton.tag
= i
;

 
     
[startButton setImage:_defalutImage
forState:UIControlStateNormal];

 
     
[startButton setImage:_selectedImage
forState:UIControlStateSelected];

 
     
[startButton addTarget:self
action:@selector(startBtnClick:)
forControlEvents:UIControlEventTouchUpInside];

 
     
[self
addSubview:startButton];

 
  }

 
  //点击手势

 
  UIPanGestureRecognizer
*pan
= [[UIPanGestureRecognizer
alloc]initWithTarget:self
action:@selector(pan:)];

 
  [self
addGestureRecognizer:pan];

  
 

}

-
(void)startBtnClick:(UIButton
*)sender
{

 
  for
(int
i
= 0;
i <</span> _startNum;
i++) {

 
     
if
(i <=
sender.tag)
{

 
     
    if
(sender.tag
==
0)
{

 
     
     
  UIButton
*button =
[self
viewWithTag:i];

 
     
     
  button.selected
=
!button.selected;

 
     
     
  if
(button.selected
==
YES)
{

 
     
     
     
self.score
=
1;

 
     
     
  } else
{

 
     
     
     
self.score
=
0;

 
     
     
  }

 
     
    } else
{

 
     
     
  UIButton
*button =
[self
viewWithTag:i];

 
     
     
  button.selected
=
YES;

 
     
     
  self.score
=
sender.tag;

 
     
    }

 
      }
else
{

 
     
    UIButton
*button =
[self
viewWithTag:i];

 
     
    button.selected
=
NO;

 
     
}

  
     

 
  }

}

-
(void)pan:(UIPanGestureRecognizer
*)gesture
{

 
  CGPoint
point =
[gesture locationInView:self];

 
  if
(point.x
>
0
&&
point.x
<</span>
_startNum*startBtnSize+(_startNum
-
1)*startInterval)
{

 
     
CGFloat
k =
point.x/(startBtnSize+startInterval);

 
     
for
(int
i
= 0;
i <</span> _startNum;
i++) {

 
     
    if
(k >=
i && k < i+1)
{

 
     
     
  k = i;

 
     
    }

 
     
}

 
     
UIButton
*button =
[self
viewWithTag:k];

 
     
[self
startBtnClick:button];

  
     
   

  
     

 
  }

}

 

@end

评价星星控件下载地址：https://pan.baidu.com/s/1jIJsnDc（不好的地方，勿喷）