map_study/index.html at leaflet_test · GraffitoRyu/map_study · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <title>Document</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>

    <!-- 좌표계 호환을 위한 라이브러리 -->
    <!-- proj4 js-->
    <script src="https://cdnjs.cloudflare.com/ajax/libs/proj4js/2.8.0/proj4.min.js"></script>
    <!-- // proj4 js -->


    <!-- leaflet js -->
    <!-- Make sure you put this AFTER Leaflet's CSS -->
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.8.0/dist/leaflet.css" integrity="sha512-hoalWLoI8r4UszCkZ5kL8vayOGVae1oxXe/2A4AO6J9+580uKHDO3JdHb7NzwwzK5xr/Fs0W40kiNHxM9vyTtQ==" crossorigin="" />
    <script src="https://unpkg.com/leaflet@1.8.0/dist/leaflet.js" integrity="sha512-BB3hKbKWOc9Ez/TAwyWxNXeoV9c1v6FIeYiBieIWkpLjauysF18NzgR1MBNBXf8/KABdlkX68nAhlwcDFLGPCQ==" crossorigin=""></script>
    <!-- // leaflet js -->

    <!-- <script src="/vendor/proj4leaflet/proj4-compressed.js"></script>
    <script src="/vendor/proj4leaflet/proj4leaflet.js"></script>
    <script src="/vendor/proj4leaflet/Leaflet.KoreanTmsProviders.js"></script> -->


    <!-- open layers js -->
    <!-- <link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.14.1/css/ol.css" type="text/css">
    <script src="https://cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.14.1/build/ol.js"></script> -->
    <!-- // open layers js -->

    <!-- 국토정보플랫폼 오픈 API -->
    <!-- <script type="text/javascript" src="http://map.ngii.go.kr/openapi/wmts_ngiiMap_v6.4.3.js?apikey=API키"></script> -->
    <!-- // 국토정보플랫폼 오픈 API -->

    <style>
        * {margin:0; padding:0; box-sizing:border-box;}
        html,
        body {
            width: 100%;
            height: 100%;
            margin: 0;
            padding: 0;
        }
        .map-container {
            width: 480px;
            height: 324px;
            border:1px solid #dfdfdf;
            background: white;
        }
        .select-location {
            position:relative;
            display:inline-flex;
            margin-bottom:50px;
        }
        .select-location h2 {
            font-size:14px;
            height:30px;
            display:flex;
            align-items:center;
        }
        .select-location .selected {
            width:120px;
            padding:0 10px;
            flex:1;
            height:30px;
            font-size:14px;
            display:flex;
            align-items:center;
        }
        .select-location .selected:after {
            content:'';
            display:block;
            width:0;
            height:0;
            margin-left:10px;
            border-top:10px solid #333;
            border-left:8px solid transparent;
            border-right:8px solid transparent;
        }
        .select-location .location-list {
            display:none;
            position:absolute;
            top:100%;
            right:0;
            border:1px solid #e1e1e1;
            background:#f1f1f1;
            z-index:1000;
            list-style:none;
        }
        .select-location:hover .location-list {
            display:block;
        }
        .location-depth2 {
            width:600px;
            margin-bottom:50px;
            display:flex;
            flex-wrap:wrap;
            list-style:none;
        }
        .location-depth2 li button {
            white-space:nowrap;
        }
    </style>
</head>

<body>
    <div class="select-location">
        <h2>지역</h2>
        <div id="selectedLocationName" class="selected"></div>
        <ul id="selectDepth1" class="location-list"></ul>
    </div>
    <div class="select-depth2-location">
        <ul id="selectDepth2" class="location-depth2"></ul>
    </div>
    <div id="mapContainer" class="map-container"></div>


    <!-- geo json 데이터 로드 -->
    <script>
        // geo json 좌표계
        // EPSG:5174 - 구형 한국 좌표계 (타원체: Bessel) (원점좌표: 127.0028902777778, 38)
        // EPSG:5179 (UTM-K) - 도로명 지도 (타원체: GRS80, 표준) (원점좌표: 127.5, 38)
        // EPSG:4326 - GPS 데이터 (타원체: WGS84) (원점좌표: -)
        // EPSG:3857 - 구글 좌표계 (구글맵, Open Street Map, V World) (타원체: WGS84) (원점좌표: -)
        let selectedCode = { depth1: undefined, depth2: undefined };
        let geoData = {};
        let locationCategory = {};
        let geoMap = {};
        let geoMapLayer = {};

        const highlightMapColor = ['#dcdcdc', '#c6c9d8', '#d7deec', '#b8b6fd', '#f6b6e9'];

        const mapContainer = L.map('mapContainer', {
            zoomControl: false,
            dragging: false,
            animate: false,
            zoomAnimation: false,
            fadeAnimation: false,
            touchZoom:false,
            zoomAnimationThreshold: 30,
            interactive: false,
            bubblingMouseEvents: false,
            scrollWheelZoom: false,
            attributionControl:false
        }).setView([37.56667, 126.97806], 13);

        getGeoJsonData(`provinces`)
        getGeoJsonData(`municipalities`)
        // getGeoJsonData(`/json/geojson/skorea-municipalities-2018-geo.json`)
        // getGeoJsonData(`/json/geojson/skorea-provinces-2018-geo.json`)

        function getGeoJsonData(type) {
            geoData[type] = {};
            // geoJson 정보
            // KOSTAT 2018
            // https://github.com/southkorea/southkorea-maps
            // urn:ogc:def:crs:OGC:1.3:CRS84
            // WGS84, EPSG:4326(GPS 좌표계), UTF-8
            return fetch(`/map_study/json/geojson/skorea-${type}-2018-geo.json`)
                .then(res => res.json())
                .then(d => {
                    for (let i = 0; i < d.features.length; i++) {
                        const geo = d.features[i];
                        geoData[type][geo.properties.code] = geo;
                    }
                    classifyLocation(type)
                });
        }

        function classifyLocation(type) {
            locationCategory[type] = {};
            for (let i = 0; i < Object.keys(geoData[type]).length; i++) {
                const code = Object.keys(geoData[type])[i];
                if (!locationCategory[type][code.substr(0, 2)]) locationCategory[type][code.substr(0, 2)] = [];
                locationCategory[type][code.substr(0, 2)].push([geoData[type][code].properties.name, code]);

                // 최초 선택지역 코드 저장
                if (i == 0 && type == 'provinecs') selectedCode.depth1 = code;
            }

            if (type == 'municipalities') {
                // 지역 선택 목록 생성
                initDepth1List();
                // 최초 선택지역 하위지역 커드 저장; 구단위 코드 생성 이후 실행을 위한 위치 선정
                changeCode(selectedCode.depth1);
            }
        }

        function initDepth1List() {
            let options = '';
            // 지역 리스트 생성
            for (let i = 0; i < Object.keys(locationCategory.provinces).length; i++) {
                const code = Object.keys(locationCategory.provinces)[i];
                const d = locationCategory.provinces[code];

                options += `<li location-code="${d[0][1]}">${d[0][0]}</li>`;

                // 첫번재 지역으로 기본 선택 및 지도 세팅
                if (i == 0) {
                    changeMap(d[0][1]);
                    $('#selectedLocationName').text(d[0][0]);
                }
            }

            // 지역 목록 생성
            document.querySelector(`#selectDepth1`).innerHTML = options;

            // 목록 클릭 이벤트 생성
            $(`#selectDepth1 li`).off().on('click', function () {
                changeMap($(this).attr('location-code'));
            })
        }

        function changeCode(code) {
            if (code && !isNaN(code)) {
                selectedCode.depth1 = code;

                // 최초 선택 하위지역 코드 저장
                selectedCode.depth2 = locationCategory.municipalities[code].map(d => d[1]);
            }
        }

        function changeMap(code) {
            // 시도 선택
            if (code && !isNaN(code)) {
                // 선택된 시도 드롭다운 적용
                $('#selectedLocationName').text(locationCategory.provinces[code][0][0]);

                // 이전에 선택되었던 시도 벡터이미지 초기화
                if (geoMapLayer[selectedCode.depth1]) mapContainer.removeLayer(geoMapLayer[selectedCode.depth1])
                if (selectedCode.depth2 && selectedCode.depth2.length > 0) {
                    for (let i = 0; i < selectedCode.depth2.length; i++) {
                        if (geoMapLayer[selectedCode.depth2[i]]) mapContainer.removeLayer(geoMapLayer[selectedCode.depth2[i]]);
                    }
                }

                // 선택된 시도 기준 벡터이미지 생성
                generateMap('provinces', code);
                generateMap('municipalities', code.substr(0,2));

                // 전역변수 업데이트
                changeCode(code)
            }
        }

        function generateMap(type, code) {
            if (type && code && !isNaN(code)) {
                if (type == 'provinces') console.log(`${geoData[type][code].properties.name} --------------------------------------------------------`)

                const codeArr = locationCategory[type][code].map(d => d[1]);
                const mapStyle = {
                    color: '#ffffff',
                    weight: 2,
                    fillOpacity: 1,
                };
                if (codeArr && codeArr.length > 0) {
                    // 데이터 적용
                    for (let i = 0; i < codeArr.length; i++) {
                        const data_code = codeArr[i];

                        // 레이어 생성 (초기화된 레이어 재생성)
                        if (!geoMapLayer[data_code] || !geoMapLayer[data_code]._map) geoMapLayer[data_code] = L.geoJson().addTo(mapContainer);

                        geoMapLayer[data_code].addData(geoData[type][data_code]);

                        if (type == 'provinces') mapStyle.fillColor = highlightMapColor[0];
                        if (type == 'municipalities') {
                            const checkRandom = Math.random()*1000;
                            if (150 < checkRandom && checkRandom < 250) mapStyle.fillColor = highlightMapColor[1];
                            else if (400 < checkRandom && checkRandom < 500) mapStyle.fillColor = highlightMapColor[2];
                            else if (650 < checkRandom && checkRandom < 750) mapStyle.fillColor = highlightMapColor[3];
                            else if (900 < checkRandom && checkRandom < 1000) mapStyle.fillColor = highlightMapColor[4];
                            else mapStyle.fillColor = highlightMapColor[0];
                        }

                        geoMapLayer[data_code].setStyle(mapStyle)
                    }

                    // 벡터 생성 영역 가운데 정렬
                    mapContainer.fitBounds(geoMapLayer[code].getBounds())
                }
            }
        }

        function highlightMap(code) {
            if (code && !isNaN(code)) {
                // 구 지역 하이라이트
            }
        }
    </script>
    <script>
        console.log(`geoData:`, geoData)
    </script>
    <!-- <script src="/js/secondary_demo/maptest_leaflet.js"></script> -->
    <!-- <script src="/js/secondary_demo/maptest_openlayers.js"></script> -->
    <!-- <script src="/js/secondary_demo/maptest_mapbox.js"></script> -->
</body>

</html>