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# 如何找到公交路线
CalculateRoutes API 支持`Transit`出行模式来计算使用公共交通工具（例如公共汽车、地铁、火车和单轨列车）的路线。公交路线包括步行往返公交站的人行通道。
## 潜在使用案例
+ **规划公共交通行程：**找到两个地点之间的最佳公共交通路线，包括往返停靠点的步行路线。
+ **筛选公交模式：**用于`AllowedModes`将路径限制为特定的公交类型（例如，仅限地铁和公共汽车），或用于`ExcludedModes`删除不需要的模式（例如，排除渡轮）。
## 示例
### 使用公共交通计算路线
------
#### [ Sample request ]
```
{
"Origin": [
-122.3331,
47.6097
],
"Destination": [
-122.3493,
47.6205
],
"TravelMode": "Transit",
"DepartNow": true
}
```
------
#### [ Sample response ]
```
{
"PricingBucket": "Core",
"LegGeometryFormat": "FlexiblePolyline",
"Notices": [],
"Routes": [
{
"Legs": [
{
"Geometry": {
"Polyline": "Redacted"
},
"PedestrianLegDetails": {
"Arrival": {
"Place": {
"Name": "Westlake Center",
"Position": [
-122.33696,
47.612046
]
},
"Time": "2026-05-15T12:55:00-07:00"
},
"Departure": {
"Place": {
"Position": [
-122.3331,
47.6097
]
},
"Time": "2026-05-15T12:47:00-07:00"
},
"PassThroughWaypoints": [],
"Spans": [],
"TravelSteps": [
{
"Distance": 61,
"Duration": 70,
"GeometryOffset": 0,
"Instruction": "Head northwest on 6th Ave. Go for 61 m.",
"Type": "Depart"
},
{
"Distance": 96,
"Duration": 106,
"GeometryOffset": 3,
"Instruction": "Turn left onto Union St. Go for 96 m.",
"Type": "Depart"
},
{
"Distance": 315,
"Duration": 315,
"GeometryOffset": 5,
"Instruction": "Turn right onto 5th Ave. Go for 315 m.",
"Type": "Depart"
},
{
"Distance": 0,
"Duration": 0,
"GeometryOffset": 10,
"Instruction": "Arrive at 5th Ave. Your destination is on the left.",
"Type": "Depart"
}
]
},
"TravelMode": "Pedestrian",
"Type": "Pedestrian"
},
{
"Geometry": {
"Polyline": "Redacted"
},
"TravelMode": "Monorail",
"Type": "Transit"
},
{
"Geometry": {
"Polyline": "Redacted"
},
"PedestrianLegDetails": {
"Arrival": {
"Place": {
"Position": [
-122.3493,
47.6205
]
},
"Time": "2026-05-15T13:00:00-07:00"
},
"Departure": {
"Place": {
"Name": "Seattle Center",
"Position": [
-122.349955,
47.621263
]
},
"Time": "2026-05-15T12:58:00-07:00"
},
"PassThroughWaypoints": [],
"Spans": [],
"TravelSteps": [
{
"Distance": 37,
"Duration": 37,
"GeometryOffset": 0,
"Instruction": "Head south. Go for 37 m.",
"Type": "Depart"
},
{
"Distance": 33,
"Duration": 33,
"GeometryOffset": 1,
"Instruction": "Turn left onto Lenny Wilkens Way. Go for 33 m.",
"Type": "Depart"
},
{
"Distance": 49,
"Duration": 49,
"GeometryOffset": 2,
"Instruction": "Turn right. Go for 49 m.",
"Type": "Depart"
},
{
"Distance": 0,
"Duration": 0,
"GeometryOffset": 6,
"Instruction": "Arrive at your destination on the left.",
"Type": "Depart"
}
]
},
"TravelMode": "Pedestrian",
"Type": "Pedestrian"
}
],
"Summary": {
"Distance": 0,
"Duration": 0
}
}
]
}
```
------
#### [ cURL ]
```
curl --request POST \
--url 'https://routes.geo.us-east-1.amazonaws.com/v2/routes?key=Your_key' \
--header 'Content-Type: application/json' \
--data '{
"Origin": [
-122.3331,
47.6097
],
"Destination": [
-122.3493,
47.6205
],
"TravelMode": "Transit",
"DepartNow": true
}'
```
------
#### [ AWS CLI ]
```
aws geo-routes calculate-routes \
--origin -122.3331 47.6097 \
--destination -122.3493 47.6205 \
--travel-mode "Transit" \
--depart-now
```
------
### 使用公共交通计算路线，不包括某些交通方式
------
#### [ Sample request ]
```
{
"Origin": [
-122.3331,
47.6097
],
"Destination": [
-122.3493,
47.6205
],
"TravelMode": "Transit",
"TravelModeOptions": {
"Transit": {
"ExcludedModes": ["Monorail"]
}
},
"DepartNow": true
}
```
------
#### [ Sample response ]
```
{
"LegGeometryFormat": "FlexiblePolyline",
"Notices": [],
"Routes": [
{
"Legs": [
{
"Geometry": {
"Polyline": "Redacted"
},
"PedestrianLegDetails": {
"Arrival": {
"Place": {
"Name": "3rd Ave & Pike St",
"Position": [
-122.337585,
47.609642
]
},
"Time": "2026-05-15T12:58:00-07:00"
},
"Departure": {
"Place": {
"Position": [
-122.3331,
47.6097
]
},
"Time": "2026-05-15T12:50:00-07:00"
},
"TravelSteps": [
{
"Distance": 61,
"Duration": 70,
"Instruction": "Head northwest on 6th Ave. Go for 61 m.",
"Type": "Depart"
},
{
"Distance": 294,
"Duration": 304,
"Instruction": "Turn left onto Union St. Go for 294 m.",
"Type": "Depart"
},
{
"Distance": 112,
"Duration": 112,
"Instruction": "Turn right onto 3rd Ave. Go for 112 m.",
"Type": "Depart"
}
]
},
"TravelMode": "Pedestrian",
"Type": "Pedestrian"
},
{
"Geometry": {
"Polyline": "Redacted"
},
"TravelMode": "Bus",
"Type": "Transit",
"TransitLegDetails": {
"Agency": {
"Name": "Metro Transit"
},
"Arrival": {
"Place": {
"Name": "7th Ave N & Denny Way",
"Position": [
-122.343445,
47.619087
]
},
"Time": "2026-05-15T13:00:00-07:00"
},
"Departure": {
"Place": {
"Name": "3rd Ave & Pike St",
"Position": [
-122.337585,
47.609642
]
},
"Time": "2026-05-15T12:58:00-07:00"
},
"Transport": {
"Color": "#9C182F",
"Headsign": "Aurora Village Transit Center",
"Mode": "Bus",
"RouteName": "E Line",
"ShortRouteName": "E Line",
"TextColor": "#FFFFFF"
}
}
},
{
"Geometry": {
"Polyline": "Redacted"
},
"PedestrianLegDetails": {
"Arrival": {
"Place": {
"Position": [
-122.3493,
47.6205
]
},
"Time": "2026-05-15T13:10:00-07:00"
},
"Departure": {
"Place": {
"Name": "7th Ave N & Denny Way",
"Position": [
-122.343445,
47.619087
]
},
"Time": "2026-05-15T13:00:00-07:00"
},
"TravelSteps": [
{
"Distance": 71,
"Duration": 80,
"Instruction": "Head north on 7th Ave N. Go for 71 m.",
"Type": "Depart"
},
{
"Distance": 436,
"Duration": 440,
"Instruction": "Turn left onto John St. Go for 436 m.",
"Type": "Depart"
}
]
},
"TravelMode": "Pedestrian",
"Type": "Pedestrian"
}
],
"Summary": {
"Distance": 0,
"Duration": 0
}
}
]
}
```
------
#### [ cURL ]
```
curl --request POST \
--url 'https://routes.geo.us-east-1.amazonaws.com/v2/routes?key=Your_key' \
--header 'Content-Type: application/json' \
--data '{
"Origin": [
-122.3331,
47.6097
],
"Destination": [
-122.3493,
47.6205
],
"TravelMode": "Transit",
"TravelModeOptions": {
"Transit": {
"ExcludedModes": ["Monorail"]
}
},
"DepartNow": true
}'
```
------
#### [ AWS CLI ]
```
aws geo-routes calculate-routes \
--origin -122.3331 47.6097 \
--destination -122.3493 47.6205 \
--travel-mode "Transit" \
--travel-mode-options '{"Transit": {"ExcludedModes": ["Monorail"]}}' \
--depart-now
```
------