📄 mapobject学习笔记－第三讲 图层标注、图层控制和电子地图常用工具开发_魏国强 的 博客.htm
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<DIV class=tit>MapObject学习笔记－第三讲 图层标注、图层控制和电子地图常用工具开发</DIV>
<DIV class=date>2008-01-07 22:44</DIV>
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<DIV class=cnt id=blog_text>
<P>(转自<A class=HeaderMainTitle
href="http://www.cnblogs.com/gispeng/"><FONT
size=4>GIS雲中飛鹏</FONT></A>)</P>
<P><STRONG><SPAN style="FONT-SIZE: 12pt">一、图层标注</SPAN></STRONG></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>利用</SPAN><SPAN>MO</SPAN><SPAN>的标注对象</SPAN><SPAN>LabelRenderer</SPAN><SPAN>，可以自动添加图层上对象的标注。</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt"><STRONG><SPAN>1</SPAN></STRONG><STRONG><SPAN>、属性标注</SPAN></STRONG></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>属性标注的方法为：</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>Set layer.Renderer
= New LabelRenderer '</SPAN><SPAN>设置标注对象</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>layer.Renderer.Field
= "CNTRY_NAME" '</SPAN><SPAN>指定要显示的字段</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>layer.Renderer.AllowDuplicates
= True '</SPAN><SPAN>允许标注重复</SPAN></P>
<P class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21.75pt"><SPAN>标注语句要加在图层添加语句：</SPAN><SPAN>Map1.Layers.Add
layer</SPAN><SPAN>的前面。</SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><STRONG
style="mso-bidi-font-weight: normal"><SPAN>几点说明：</SPAN></STRONG></P>
<P class=MsoNormal
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