asCoordinatesParam method
Implementation
String? asCoordinatesParam(Coordinates? coordinates) {
if (coordinates == null) {
return null;
}
var rects = <String>[];
for (int i = 0; i < coordinates.coordinates.length; i++) {
var rect = coordinates.coordinates[i];
rects.add(
'${rect.x.toString()},${rect.y.toString()},${rect.width.toString()},${rect.height.toString()}');
}
return rects.join('|');
}