func URIimage(args map[string]string) string {
	base64Str := Base64String(args)
	return fmt.Sprintf("url(data:image/svg+xml;base64,%s);", base64Str)
}
URIimage returns pattern's uri image string
package geopattern
import (
	"encoding/base64"
	"fmt"
	"github.com/pravj/geopattern/pattern"
)
func Generate(args map[string]string) string {
	p := pattern.New(args)
	return p.SvgStr()
}
func Base64String(args map[string]string) string {
	svgStr := Generate(args)
	base64Str := base64.StdEncoding.EncodeToString([]byte(svgStr))
	return base64Str
}