Functions for Generating SVG images from Geo data

Svg

Returns a string of select SVG element tags from Geo data.

Syntax

Svg(geometry,[style])

Aliases: SVG, svg

Parameters

• geometry — Geo data. Geo.
• style — Optional style name. String.

Returned value

• The SVG representation of the geometry. String.
  • SVG circle
  • SVG polygon
  • SVG path

Examples

Circle

Query:

SELECT SVG((0., 0.))

Result:

<circle cx="0" cy="0" r="5" style=""/>

Polygon

Query:

SELECT SVG([(0., 0.), (10, 0), (10, 10), (0, 10)])

Result:

<polygon points="0,0 0,10 10,10 10,0 0,0" style=""/>

Path

Query:

SELECT SVG([[(0., 0.), (10, 0), (10, 10), (0, 10)], [(4., 4.), (5, 4), (5, 5), (4, 5)]])

Result:

<g fill-rule="evenodd"><path d="M 0,0 L 0,10 L 10,10 L 10,0 L 0,0M 4,4 L 5,4 L 5,5 L 4,5 L 4,4 z " style=""/></g>