mirror of
https://github.com/qgis/QGIS.git
synced 2025-10-04 00:04:03 -04:00
30 lines
1.2 KiB
Plaintext
30 lines
1.2 KiB
Plaintext
{
|
|
"name": "make_regular_polygon",
|
|
"type": "function",
|
|
"groups": ["GeometryGroup"],
|
|
"description": "Creates a regular polygon.",
|
|
"arguments": [{
|
|
"arg": "center",
|
|
"description": "center of the regular polygon"
|
|
}, {
|
|
"arg": "radius",
|
|
"description": "second point. The first if the regular polygon is inscribed. The midpoint of the first side if the regular polygon is circumscribed."
|
|
}, {
|
|
"arg": "number_sides",
|
|
"description": "Number of sides/edges of the regular polygon"
|
|
}, {
|
|
"arg": "circle",
|
|
"optional": true,
|
|
"default": "0",
|
|
"description": "Optional argument to construct the regular polygon. By default this value is 0. Value can be 0 (inscribed) or 1 (circumscribed)"
|
|
}],
|
|
"examples": [{
|
|
"expression": "geom_to_wkt(make_regular_polygon(make_point(0,0), make_point(0,5), 5))",
|
|
"returns": "'Polygon ((0 5, 4.76 1.55, 2.94 -4.05, -2.94 -4.05, -4.76 1.55, 0 5))'"
|
|
}, {
|
|
"expression": "geom_to_wkt(make_regular_polygon(make_point(0,0), project(make_point(0,0), 4.0451, radians(36)), 5))",
|
|
"returns": "'Polygon ((0 5, 4.76 1.55, 2.94 -4.05, -2.94 -4.05, -4.76 1.55, 0 5))'"
|
|
}],
|
|
"tags": ["polygon", "regular"]
|
|
}
|