VB.Net:Image图片处理 GDI+绘图技术

上传者: linjimu | 上传时间: 2022-04-27 15:20:59 | 文件大小: 93KB | 文件类型: RAR
用到的知识点: 获取图片的缩略图 鼠标拽区,截取图片的指定区域 在Panel控件上绘图,绘制鼠标拽出来的矩形。双重缓存的运用。Invalidate、Paint重绘控件。 Bitmap,Image,Rectangle运用。 程序界面:http://blog.csdn.net/linjimu/archive/2008/09/17/2942379.aspx

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评论信息

  • onertang :
    初学的,还是没整懂啊,哎
    2020-05-02
  • ooops :
    能够编译和使用,不错的例子,谢谢!
    2018-05-02
  • a34967797a4 :
    可以正常使用
    2015-10-03
  • anatase :
    拜读了,个人觉得刷新按钮有点是多余,不如把那段代码加入到打开图片那带代码结尾,这样可以避免多次导入图片后图片没有刷新的问题
    2015-09-20
  • ivanwfy :
    还可以,感谢分享,如果能解决闪烁问题就更好了
    2015-05-13

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