iOS基础扩展ios

系统cell 自带imageView 显示的图片大小

2016-01-13  本文已影响2377人  iOS_愛OS
 CGSize size = CGSizeMake(30, 40);
    UIImage *image = [UIImage imageNamed:@"mv_book_icon"];
    cell.imageView.image = image;
    cell.imageView.size = size;
    //调整image的大小
    UIGraphicsBeginImageContextWithOptions(size, NO,0.0);
    CGRect imageRect=CGRectMake(0.0, 0.0, size.width, size.height);
    [image drawInRect:imageRect];
    cell.imageView.image=UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
屏幕快照 2016-01-13 下午4.07.18.png 屏幕快照 2016-01-13 下午4.10.03.png
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