<layer name="polygon">

<layer name="polygon"> is used for overlaying polygons (state/counties) on top of Google Map data.

Syntax

<dyanmic>
  <widget class_="gmap">
    <layer name="polygon">
      [1010data Query]
    </layer>
  </widget>
</dynamic>

Attributes

desc_
Accepts a column name containing text values that serve as the description of the polygon.
lat_
Accepts a column name containing valid latitudinal values.
lng_
Accepts a column name containing valid longitudinal values.
groupby_
Accepts a column.
borderopacity_
Accepts floating point values between 0 and 1. The default value is .8.
opacity_
Accepts a decimal value between 0.0 and 1.0 (inclusive). The higher the value specified the more opaque the polygon layer.
showlegend_
Accepts a "1" to show a legend of the polygons. The default value is "0".

polygon layer Example

The following is a simple example of the polygon layer. Note that this layer shows the county boundaries on Google maps.

<dynamic pzpack="{pkg('lat' 'lng' 'zoom' 'nelat' 'nelng' 'swlat' 'swlng'; 
 40.753622 -73.972841 8 '' '' '' '')}">
  <widget class_="gmap" pzvalue_="@pzpack" width_="1383" height_="495" 
   theme_="thermometercolors">
    <layer name="polygon" lat_="lat" lng_="long" desc_="state" key_="id" 
     groupby_="identify" weight_="weight" opacity_="0">
      <base table="pub.geo.polygons.county"/>
      <willbe name="identify" value="splice(state county_id;' ')"/>
      <willbe name="weight" value="i_()"/>
    </layer>
  </widget>
</dynamic>