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\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n<div id=\"map\"><\/div>\r\n\r\n<script type=\"text\/javascript\" src=\"https:\/\/code.jquery.com\/jquery-3.7.1.min.js\"><\/script>\r\n<link rel=\"stylesheet\" href=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/leaflet\/1.9.4\/leaflet.css\"\/>\r\n<script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/leaflet\/1.9.4\/leaflet.js\"><\/script>\r\n<script src=\"https:\/\/cdn.jsdelivr.net\/npm\/leaflet-sprite@1.0.0\/dist\/leaflet.sprite.min.js\"><\/script>\r\n<script src=\"https:\/\/cdn.jsdelivr.net\/npm\/js-cookie@3.0.5\/dist\/js.cookie.min.js\"><\/script>\r\n<script>\r\nlet map;\r\nmap = L.map('map');\r\n\r\n\/\/\u4e2d\u5fc3\u306e\u7d4c\u5ea6\u7def\u5ea6\r\nconst center = ['35.681236', '139.767125'];\r\n\r\n\/\/\u30ba\u30fc\u30e0\u30ec\u30d9\u30eb\r\nconst zoom = 12;\r\n\r\n\/\/\u30de\u30c3\u30d7\u306e\u4e2d\u5fc3\u5730\u3068\u30ba\u30fc\u30e0\u30ec\u30d9\u30eb\u3092\u6307\u5b9a\r\nmap.setView(center, zoom);\r\n\r\nconst tileLayer = L.tileLayer('https:\/\/{s}.tile.openstreetmap.org\/{z}\/{x}\/{y}.png',{\r\n attribution: '\u00a9 <a href=\"http:\/\/osm.org\/copyright\">OpenStreetMap<\/a>',\r\n maxZoom: 19\r\n});\r\ntileLayer.addTo(map);\r\n\r\n\/\/\u30de\u30fc\u30ab\u30fc\u751f\u6210\r\nconst mapData = [\r\n { 'id' : 0, 'lat' : '35.689607', 'lng' : '139.700571'}, \r\n { 'id' : 1, 'lat' : '35.681236', 'lng' : '139.767125'}, \r\n { 'id' : 2, 'lat' : '35.628471', 'lng' : '139.73876'}, \r\n];\r\nvar marker = [];\r\nfor( key in mapData ){\r\n \/\/\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u306fcookie\u306b\u3088\u3063\u3066\u8d64 or \u9752\u306e\u30de\u30fc\u30ab\u30fc\u3092\u8a2d\u7f6e\r\n const color = ( Cookies.get(`marker_${key}`) ) ? 'red' : '';\r\n mapData[key].icon = color;\r\n marker[key] = makeMarker(mapData[key]);\r\n}\r\n\r\nfunction makeMarker( mapData ){\r\n L.Icon.Default.imagePath = 'https:\/\/unpkg.com\/leaflet@1.3.1\/dist\/images\/';\r\n const icon = L.spriteIcon(mapData.icon);\r\n const body = makeBody(mapData.icon, mapData.id);\r\n\r\n \/\/\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u306e\u8868\u793a\u4f4d\u7f6e\u8abf\u6574\r\n icon.options.popupAnchor = [2, -35];\r\n const marker = L.marker([mapData.lat, mapData.lng], {icon: icon})\r\n .bindPopup(body)\r\n .addTo(map);\r\n\r\n return marker;\r\n}\r\n\r\nfunction makeBody( color, key ){\r\n const blueOn = ( color ) ? '' : 'on';\r\n const redOn = ( color ) ? 'on' : '';\r\n const body = `\r\n <div class=\"blue btn ${blueOn}\" data-key=\"${key}\">blue<\/div>\r\n <div class=\"red btn ${redOn}\" data-key=\"${key}\">red<\/div>\r\n `;\r\n return body;\r\n}\r\n\r\n$(function(){\r\n \/\/\u30dc\u30bf\u30f3\u30af\u30ea\u30c3\u30af\u6642\r\n $('body').on('click', '.btn' , function() {\r\n\r\n const key = $(this).data('key');\r\n const color = ( $(this).hasClass('red') ) ? 'red' : '';\r\n const body = makeBody(color, key);\r\n const icon = L.spriteIcon(color, key);\r\n icon.options.popupAnchor = [2, -35];\r\n\r\n marker[key]\r\n .setIcon(icon) \/\/\u30de\u30fc\u30ab\u30fc\u3092\u5909\u66f4\r\n .bindPopup(body) \/\/\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u5185\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5909\u66f4\r\n .closePopup(); \/\/\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u3092\u5909\u66f4\r\n\r\n \/\/cookie\u4f5c\u6210 or \u524a\u9664\r\n if( color ){\r\n Cookies.set(`marker_${key}`, true);\r\n }else{\r\n Cookies.remove(`marker_${key}`);\r\n }\r\n\r\n });\r\n});\r\n\r\n<\/script><\/pre>\n <\/p>\n
\u89e3\u8aac\u7b49<\/h2>\n\u30de\u30fc\u30ab\u30fc\u306e\u5909\u66f4\u306b\u3064\u3044\u3066<\/h3>\n
\u30de\u30fc\u30ab\u30fc\u5909\u66f4\u306e\u969b\u306bmakeMarker()\u95a2\u6570\u3092\u4f7f\u304a\u3046\u3068\u601d\u3063\u305f\u3051\u3069\u3001\u305d\u3046\u3059\u308b\u3068\u65e2\u5b58\u306e\u30de\u30fc\u30ab\u30fc\u306e\u4e0a\u306b\u91cd\u306a\u308b\u3088\u3046\u306a\u5f62\u3067\u30de\u30fc\u30ab\u30fc\u304c\u8a2d\u7f6e\u3055\u308c\u308b\u3063\u307d\u3044\u3002<\/p>\n
\u305d\u306e\u305f\u3081setIcon()\u3067\u30de\u30fc\u30ab\u30fc\u306e\u307f\u5909\u66f4\u3059\u308b\u5f62\u3092\u53d6\u3063\u305f\u3002<\/p>\n
\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u5185\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5909\u66f4\u306b\u3064\u3044\u3066<\/h3>\n
\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u5185\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3082\u4e0a\u8a18\u306e\u3088\u3046\u306bmakeMarker()\u95a2\u6570\u3092\u4f7f\u304a\u3046\u3068\u601d\u3063\u305f\u3051\u3069\u3001\u305d\u3046\u3059\u308b\u3068CSS\u304c\u3046\u307e\u304f\u52b9\u304b\u306a\u304b\u3063\u305f\u3002<\/p>\n
\u305d\u306e\u305f\u3081bindPopup()\u3067\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u5185\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5909\u66f4\u3059\u308b\u5f62\u3092\u53d6\u3063\u305f\u3002<\/p>\n
Cookie\u306b\u3064\u3044\u3066<\/h3>\n
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