tableview image 的大小

http://blog.csdn.net/lengshengren/article/details/25327481

cell.imageView.image = [UIImage imageNamed:[imageArray objectAtIndex:[indexPath row]]];
    
  
    CGSize itemSize = CGSizeMake(60, 50);

    UIGraphicsBeginImageContext(itemSize);

    CGRect imageRect = CGRectMake(0.0, 0.0, itemSize.width, itemSize.height);

    [cell.imageView.image drawInRect:imageRect];

    cell.imageView.image = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();