<meta http-equiv="content-type" content="text/html; charset=utf-8"><div class="gmail_quote">On Wed, Apr 14, 2010 at 9:45 PM, Erkang Cheng <span dir="ltr"><<a href="mailto:ekyaya@gmail.com">ekyaya@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div></div><div class="h5">Hi all:<br><br>Could anyone help me figure out the problem?<br><br>I want to interact with the window which display a image. When I click on the window, I want to draw a mark on this point.<br>
<br>Actually, I can get the position of the point, but, I don't know how to make a mark on the point.<br>
<br>Could anyone give a example or explain how to process the question?<br><br>BTW:<br><br>I follow the LiveTumorSegmentation example in InsightApplication. <br><br>When I get the position, how the display a mark on the position?<br>
<br>Thanks<br>Erkang
</div></div></blockquote></div><div><br></div>Erkang,<div><br></div><div>Here is a VTK example of how to do this:<br><div><a href="http://www.vtk.org/Wiki/VTK/Examples/Widgets/ImageTracerWidget">http://www.vtk.org/Wiki/VTK/Examples/Widgets/ImageTracerWidget</a></div>
<div><br clear="all">Thanks,<br><br>David</div></div>