mapnik/tests/data/good_maps/geometry-transform.xml

<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" background-color="steelblue" minimum-version="0.7.2">
    <Style name="base">
        <Rule>
            <LineSymbolizer stroke-width=".5"/>
        </Rule>
    </Style>

    <Style name="style">

        <!-- Asia -->
        <Rule>
            <Filter>([REGION]=142)</Filter>
            <PolygonSymbolizer fill="yellow" geometry-transform="translate(10,10)"/>
        </Rule>

        <!-- Europe -->
        <Rule>
            <Filter>([REGION]=150)</Filter>
            <PolygonSymbolizer fill="rgb(176,151,238)" geometry-transform="translate(-10,-10)"/>
        </Rule>
        
        <!-- Americas -->
        <Rule>
            <Filter>([REGION]=19)</Filter>
            <PolygonSymbolizer fill="rgb(136,172,2)" geometry-transform="skewX(-10) skewY(-10)"/>
        </Rule>

        <!-- Africa -->
        <Rule>
            <Filter>([REGION]=2)</Filter>
            <PolygonSymbolizer fill="rgb(239,98,133)" geometry-transform="rotate(10,1,-1)"/>
        </Rule>

        <!-- Oceana -->
        <Rule>
            <Filter>([REGION]=9)</Filter>
            <PolygonSymbolizer fill="darkred" geometry-transform="translate(1.1,1.1)"/>
            <PolygonSymbolizer fill="red" geometry-transform="translate(-1.1,-1.1)"/>
        </Rule>

    </Style>
    <Layer name="world" srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over">
        <StyleName>style</StyleName>
        <StyleName>base</StyleName>
        <Datasource>
            <Parameter name="file">../../data/shp/world_merc</Parameter>
            <Parameter name="type">shape</Parameter>
        </Datasource>
    </Layer>
</Map>