問題:如果在地圖上加載成百上千工程點時,會密密麻麻,外觀不是很好看,怎麼破?
解決方法:使用Clusterer
密密麻麻的情況圖:
![](https://img.laitimes.com/img/_0nNw4CM6IyYiwiM6ICdiwiIyVGduV2QvwVe0lmdhJ3ZvwFM38CXlZHbvN3cpR2Lc1TPB10QGtWUCpEMJ9CXsxWam9CXwADNvwVZ6l2c052bm9CXUJDT1wkNhVzLcRnbvZ2Lc1TPRJWNkNDWzIVblZXUYpVd1kmYr50MZV3YyI2cKJDT29GRjBjUIF2LcRHelR3LcJzLctmch1mclRXY39jNwkDM0YTNwETMyETM0EDMy8CX0Vmbu4GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.jpg)
<UserControl.Resources>
<LinearGradientBrush x:Key="BlueGradient" MappingMode="RelativeToBoundingBox" >
<GradientStop Color="#990011FF" Offset="0"/>
<GradientStop Color="#990055FF" Offset="0.25"/>
<GradientStop Color="#990099FF" Offset="0.5"/>
<GradientStop Color="#9900CCFF" Offset="0.75"/>
<GradientStop Color="#9900FFFF" Offset="1"/>
</LinearGradientBrush>
</UserControl.Resources>
<Grid.Resources>
<esri:SimpleMarkerSymbol x:Key="BlueMarkerSymbol" Color="#FF0551A7" Size="10" Style="Circle" />
</Grid.Resources>
<!--站點位置-->
<esri:GraphicsLayer ID="GraphicsLayer">
<esri:GraphicsLayer.Clusterer>
<esri:FlareClusterer
FlareBackground="Yellow"
FlareForeground="#99000000"
MaximumFlareCount="5" Radius="15"
Gradient="{StaticResource BlueGradient}" />
</esri:GraphicsLayer.Clusterer>
</esri:GraphicsLayer>
之後效果