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59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package vision
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import (
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pb "google.golang.org/genproto/googleapis/cloud/vision/v1"
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llpb "google.golang.org/genproto/googleapis/type/latlng"
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)
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// A LatLng is a point on the Earth's surface, represented with a latitude and longitude.
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type LatLng struct {
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// Lat is the latitude in degrees. It must be in the range [-90.0, +90.0].
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Lat float64
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// Lng is the longitude in degrees. It must be in the range [-180.0, +180.0].
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Lng float64
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}
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func (l LatLng) toProto() *llpb.LatLng {
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return &llpb.LatLng{
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Latitude: l.Lat,
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Longitude: l.Lng,
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}
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}
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func latLngFromProto(ll *llpb.LatLng) LatLng {
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return LatLng{
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Lat: ll.Latitude,
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Lng: ll.Longitude,
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}
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}
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// A LatLngRect is a rectangular area on the Earth's surface, represented by a
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// minimum and maximum latitude and longitude.
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type LatLngRect struct {
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Min, Max LatLng
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}
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func (r *LatLngRect) toProto() *pb.LatLongRect {
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if r == nil {
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return nil
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}
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return &pb.LatLongRect{
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MinLatLng: r.Min.toProto(),
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MaxLatLng: r.Max.toProto(),
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}
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}
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