fixed dependencies

vendor/github.com/paulmach/orb/multi_line_string.go

@@ -0,0 +1,58 @@
+package orb
+
+// MultiLineString is a set of polylines.
+type MultiLineString []LineString
+
+// GeoJSONType returns the GeoJSON type for the object.
+func (mls MultiLineString) GeoJSONType() string {
+	return "MultiLineString"
+}
+
+// Dimensions returns 1 because a MultiLineString is a 2d object.
+func (mls MultiLineString) Dimensions() int {
+	return 1
+}
+
+// Bound returns a bound around all the line strings.
+func (mls MultiLineString) Bound() Bound {
+	if len(mls) == 0 {
+		return emptyBound
+	}
+
+	bound := mls[0].Bound()
+	for i := 1; i < len(mls); i++ {
+		bound = bound.Union(mls[i].Bound())
+	}
+
+	return bound
+}
+
+// Equal compares two multi line strings. Returns true if lengths are the same
+// and all points are Equal.
+func (mls MultiLineString) Equal(multiLineString MultiLineString) bool {
+	if len(mls) != len(multiLineString) {
+		return false
+	}
+
+	for i, ls := range mls {
+		if !ls.Equal(multiLineString[i]) {
+			return false
+		}
+	}
+
+	return true
+}
+
+// Clone returns a new deep copy of the multi line string.
+func (mls MultiLineString) Clone() MultiLineString {
+	if mls == nil {
+		return nil
+	}
+
+	nmls := make(MultiLineString, 0, len(mls))
+	for _, ls := range mls {
+		nmls = append(nmls, ls.Clone())
+	}
+
+	return nmls
+}