<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
and1.0
(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>