複数のコンポーネントを使用する 等値線 (Isoline)

たとえば、複数の到達可能な領域がフェリーリンクで接続されている場合、Isoline (等値線)は、いくつかの分離されたコンポーネントで構成されている場合があります。分離されたコンポーネントは個別のポリゴン （polygons) として返され、それらの間のフェリーリンクは connections ポリライン ジオメトリとして返されます。

以下は、ギリシャのラフィーナを中心に計算された 40 km の Isoline (等値線) の例です。

curl -X GET \
  'https://isoline.router.hereapi.com/v8/isolines?transportMode=car&origin=38.02026,24.00689&range[type]=distance&range[values]=40000'

レスポンス :

{
  "departure": {
    "place": {
      "type": "place",
      "location": {
        "lat": 38.0202568,
        "lng": 24.0068924
      },
      "originalLocation": {
        "lat": 38.02026,
        "lng": 24.0068899
      }
    }
  },
  "isolines": [
    {
      "range": {
        "type": "distance",
        "value": 40000
      },
      "polygons": [
        {
          "outer": "BGkln1oC09phtB2rF4gE61CuhIAs3K51CwhI1rF0rF51CwhI61CwhI0uV0uVgjQ2rFq3Kq3K81CwhIA-lgB71CwhIzrF2rF71CwhIA-lgB81CwhI-iQ2rF2rF-iQ2rFA0rFzrF2rFAq3Kq3K2rFgjQ0rF0rFA2rFzrF0rF71CwhI81CwhI0rF2rFA0rFzrF2rFA0rF0rF2rF61CwhIAq3K51CwhIzrF2rFA0rF0rF2rF61CwhIA-lgB51CwhIvhI61Cp3KAvhI81Cp3Kq3K51CwhI61CuhIgjQ2rFq6aq6a0rFA2rF1rFgjQzrFq3Kp3K0rF_iQs3Kp3KuhI71Cs3KAuhI81C2rF0rF2rFA0rFzrFwhI71CwhI81Cq3Kq3K61CwhIA0uV81CwhI-iQ0rFgjQgjQgjQ2rF61CwhIA0uV61CwhIwhI61Cs3KAuhI61C2rFgjQgjQ2rF61CwhIAq3K61CwhI2rF0rFA2rF1rF0rF51CwhI61CwhI2rF2rF61CwhI51CwhI1rF0rF51CwhI61CwhIgjQ0rF61CwhIAq3K51CwhI1rF2rFzrFgjQ1rF0rFzrFgjQ_iQ2rF1rF-iQzrF2rF1rFgjQ_iQ0rF51CwhIAq3K51CwhI_iQ2rFzrF0rF_iQ2rF1rFgjQzrF0rF71CwhIAq3K51CwhIvhI61CvhI51CzrFzrF1rFA51CuhIAgmgB51CwhIvhI61CvhI51C_iQ_iQzrFAr3Kq3KzrFgjQvhI61Cp3KAvhI51C51CvhIAp3K71CvhI9iQ1rFr3Kp3K51CvhIA9lgB51CvhI1rF1rF51CthIAr3K51CthI1rF1rF1rF_iQ9iQzrFp3Kr3K1rF9iQp3Kp3K1rFAzrF0rF_iQ2rF1rF0rF9iQ2rF_iQgjQvhI61CvhI51C1rF1rFzrFA1rF2rFvhI61CzuVAvhI61C9iQgjQ_iQ2rF_iQ-iQ_iQ2rFzrF0rFvhI81Cp3KAvhI71C1rF9iQp3Kp3KvhI71C9lgBAvhI81C1rF0rFvhI61Cp3KAvhI51CzrFzrFvhI71CvhI81C51CuhIA2uV71CwhIp3Kq3KvhI61Cp3KAvhI61CzrF2rFvhI61CvhI51C1rF_iQzrFzrF51CvhIAp3K71CvhIvhI71CthI81C71CwhI81CuhI0rF2rF61CwhI51CwhIvhI61Cp3KAvhI61CzrF2rF_iQ2rF1rF-iQvhI81CthI71C1rFzrFvhI71CzuVAvhI81C1rF0rFvhI81CthI71C1rFzrF_iQ1rFzrF_iQr3Kp3K9iQzrF1rF_iQzrF1rF1rF9iQ_iQ1rFp3Kp3K51CvhI61CvhIgjQ_iQ0rF9iQgjQ1rF61CvhIAp3K81CvhIq3Kp3K0rFA2rF2rF2rFA0rF_iQ0xlBzxlB81CvhIAp3K71CvhIp3Kp3K_iQ1rFzrF_iQ1rFzrF51CvhIAp3K61CvhIgjQ_iQ2rF_iQ0rFzrF61CvhIAp9qB81CvhIwhI51Cq3KAwhI61C0rF2rFwhI61CwhI51C61CvhI51CvhIp3Kp3K_iQ1rFzuVzuV71CvhI81CvhIq6ap6a0rF9iQwhI71CwhI81Cq3Kq3K61CwhIAq3K81CwhIwhI61Cq3KAwhI51C0rF1rFgjQzrF2rF_iQ-iQ_iQAzrFvhI71C9lgBAvhI51C1rF1rF9iQzrF71CvhIAzuV81CvhI0rF1rF2rF_iQq6ap6a0rF9iQwhI71Cq3KAwhI51CgjQ_iQ2rFA0rF2rF2rFA61CvhIAp3K61CvhIgjQ1rF0uVzuV2rF_iQ2rFzrF61CvhIA_lgB61CthIq3Kr3KwhI51Cq3KAwhI51C2rF1rFwhI51C0uVAwhI61Cq6aq6agjQ2rF0rF0rFwhI81CwhI71C0rFzrFwhI71CwhI81CgjQ-iQ2rFA0rFzrFwhI51Cq3KAwhI71CAzrF_iQ_iQ51CvhIAp3K61CvhI2rFA0rF2rFgjQ0rF2rF2rF0rFA2rF_iQq3Kp3KwhI51CwhI61C0rF2rFwhI61CwhI51CA1rFzrF1rF71CvhIAp3K81CvhIuhI51Cs3KAuhI-qB2rFwhI"
        },
        {
          "outer": "BGu8x1oCsgxnuB2rF4gE61CwhI51CwhI1rF2rF51CwhIAq3K61CwhI2rF0rF61CwhIAq3K61CwhI2rF2rF61CuhI51CwhIvhI81Cp3KAvhI61Cp3Kq3K51CwhI61CwhIwhI61Cq3KAwhI51C0rF1rFwhI51CwhI61Cq3Kq3K81CwhI71CwhIzrF2rF71CwhIAq3K51CwhI_iQ-iQA2rFwhI61Cq3KAwhI81Cq3Kq3KA0rFp3Kq3KzrFA1rFzrFzrFA1rF0rFvhI81Cp3KAvhI61C1rFgjQ9iQ0rF71CwhIAq3K51CwhIvhI81CvhI71CzrFzrFvhI71CvhI81C1rF0rF9iQ2rFp3Kq3K1rFgjQ_iQ0rFzrF2rFvhI61Cp3KAvhI51C71CvhIAzuV51CvhIzrF1rF71CvhIAp3K51CvhI1rFzrFzrF_iQvhI51Cp3KAvhI71C51CthI61CvhI2rF1rFAzrF_iQ_iQ71CvhI81CvhIq3Kp3KwhI51Cq3KAwhI71Cq3Kp3K61CvhIAp3K81CvhIq3Kp3KwhI51C0uVAwhI61C0rFgjQwhI61CwhI51C2rF1rF-iQzrFs3Kp3KA1rF1rF1rF51CvhI61CthIq3Kr3KgjQzrFq3Kp3K61CvhIAp3K81CvhI0rF1rF81CvhIAzuV61CvhIwhI51CwhI8qB0rFwhI"
        }
      ],
      "connections": [
        {
          "fromPolygonIndex": 0,
          "toPolygonIndex": 1,
          "polyline": "BGqy2woCu2v5tBrL0uDsPgqH83Cq9qB63Cq9qBm3Co9qB83Cq9qB63Cq9qB83Co9qB63Cq9qB83Cq9qBq6B0ycwd0qO6xCkkoBgCm5Cmc08qBAWy_Eo9qBgCkQouImtqB6_FyjeusCwfosB_B"
        }
      ]
    }
  ]
}