//
//  JLView.m
//  View的拖拽
//
//  Created by Mac on 15-3-29.
//  Copyright (c) 2015年 vxinyou. All rights reserved.
//

#import "JLView.h"

@implementation JLView


- (void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event{

    UITouch *touch = [touches anyObject];
    
    // 當前觸控點
    CGPoint currentPoint = [touch locationInView:self.superview];
    // 上一個觸控點
    CGPoint previousPoint = [touch previousLocationInView:self.superview];
    
    // 當前view的中點
    CGPoint center = self.center;
    
    center.x += (currentPoint.x - previousPoint.x);
    center.y += (currentPoint.y - previousPoint.y);
    // 修改當前view的中點(中點改變view的位置就會改變)
    self.center = center;
}

@end