要素平移

1 IActiveView activeView;
2 
3 IEnvelope env = activeView.Extent;
4 IPoint centerpnt = (feat.ShapeCopy as IArea).Centroid;
5 env.CenterAt(centerpnt);
6 activeView.Extent = env;
7 activeView.Refresh()
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原文地址：https://www.cnblogs.com/janehlp/p/8035790.html