阅读:1556回复:6
[求助]关于一个水系图的处理(Polyline ),高手请进来指点指点
<P>现有一个水系图(ployline),每一段为一个ployline(从交点开始分段),怎么才能把它合成一个整体的水系呢?</P>
<P> 请高手指教!!!</P> [此贴子已经被作者于2006-5-12 15:53:58编辑过]
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1楼#
发布于:2006-05-13 14:29
union后转换成面就行了吧
[此贴子已经被作者于2006-5-13 14:30:31编辑过]
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2楼#
发布于:2006-05-15 10:30
但union要求Features必须为ploygons的,对于polyline应该怎么处理呢?
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3楼#
发布于:2006-05-15 12:53
polyline可以使用合并(merge)
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4楼#
发布于:2006-05-15 21:15
<P>直接用 ArcMap 见拓扑就可以了</P>
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5楼#
发布于:2006-05-15 21:40
<P>怎样使用合并,能不能说详细点;</P>
<P>还有怎样建立拓扑,它让输入Dataset,怎样输入Dataset?</P> <P>新手,见笑了</P> |
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6楼#
发布于:2006-05-16 13:43
<P>怎么使用合并?</P>
<P>答:</P> <P>Merging features from the same layer</P> <DIV> <OL> <LI>Click the Edit tool <P></P> <LI>Click the features that you want to merge. <P></P> <LI>Click the Target Layer dropdown arrow and click the layer that you want the new feature to belong to. <P></P> <LI>Click the Editor menu and click Merge. <P></P> <br>The selected features are merged into one.</LI></OL></DIV><BR> |
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