// Google Map マーカー用
var marker = new Array();

// ブイリスト
location_list = new Array();
location_list[0] = new Array();		// 福浦
location_list[0][0] = 32.923144444444446;
location_list[0][1] = 132.5230861111111;
location_list[1] = new Array();		// 塩子島
location_list[1][0] = 33.02978333;
location_list[1][1] = 132.44762777;
location_list[2] = new Array();   // 下灘
location_list[2][0] = 33.064182;
location_list[2][1] = 132.413759;
location_list[3] = new Array();   // 北灘
location_list[3][0] = 33.13503611;
location_list[3][1] = 132.48477499;
location_list[4] = new Array();   // 日振島
location_list[4][0] = 33.167444444444444;
location_list[4][1] = 132.29383333333333;
location_list[5] = new Array();   // 下波
location_list[5][0] = 33.16974722222222;
location_list[5][1] = 132.43861666666666;
location_list[6] = new Array();   // 三浦
location_list[6][0] = 33.18913611;
location_list[6][1] = 132.49055555;
location_list[7] = new Array();   // 菰渕
location_list[7][0] = 33.18194444;
location_list[7][1] = 132.42846111;
location_list[8] = new Array();   // 遊子
location_list[8][0] = 33.19961944;
location_list[8][1] = 132.46163888;
location_list[9] = new Array();   // 宇和島
location_list[9][0] = 33.21880833;
location_list[9][1] = 132.53515000;
location_list[10] = new Array();  // 吉田
location_list[10][0] = 33.25591111;
location_list[10][1] = 132.52352777;
location_list[11] = new Array();  // 明浜
location_list[11][0] = 33.30859722;
location_list[11][1] = 132.42741388;
location_list[12] = new Array();  // 三瓶
location_list[12][0] = 33.36241111;
location_list[12][1] = 132.38949166;
location_list[13] = new Array();  // 八幡浜
location_list[13][0] = 33.45583361111112;
location_list[13][1] = 132.39722333333333;
location_list[14] = new Array();  // 西条
location_list[14][0] = 33.94668;
location_list[14][1] = 133.09583583333332;
location_list[15] = new Array();  // 中浦尻貝
location_list[15][0] = 32.964776;
location_list[15][1] = 132.504619;
location_list[16] = new Array();  // 小池
location_list[16][0] = 33.201533;
location_list[16][1] = 132.495667;
location_list[17] = new Array();  // 伊方
location_list[17][0] = 33.47608762;
location_list[17][1] = 132.35431227;
location_list[18] = new Array();  // 三崎
location_list[18][0] = 33.36396735;
location_list[18][1] = 132.04861720;

// 水質テレメータリスト(上記配列の要素番号に対応)
const suishitsu = [3, 6, 9, 10];

const n = [14];

var marine;
var water;

function load_location() {  // 各位置情報の読み込み
  marine = [
      ];

  water = [
      ];
}

function resize_icon(filename, width, height) { // マーカーアイコンの拡大縮小
  const url = "./image/" + filename;
  var img = new google.maps.MarkerImage(
    url,
    null,
    null,
    null,
    new google.maps.Size(width, height)
  );

  return img;
}

function display_map() {
  // 変色報告場所・採水場所の取得
  load_location();

  // マーカーアイコンの縮小
  var img1 = resize_icon("camera.png", 25, 46);
  var img2 = resize_icon("pet.png", 25, 46);

  // 中心座標の設定
  var min_lat = 90, max_lat = 0, min_lng = 180, max_lng = 0;
  for(var i = 0; i < location_list.length; i++) {
    if(n.indexOf(i) >= 0) continue;
    if(location_list[i][0] <= min_lat) min_lat = location_list[i][0];
    if(location_list[i][0] >= max_lat) max_lat = location_list[i][0];
    if(location_list[i][1] <= min_lng) min_lng = location_list[i][1];
    if(location_list[i][1] >= max_lng) max_lng = location_list[i][1];
  }
  const position = new google.maps.LatLng((max_lat + min_lat) / 2, (max_lng + min_lng) / 2);
  var map = new google.maps.Map(document.getElementById("map"), {
    zoom : 10,
    center : position,
    scrollwheel : true,
    disableDoubleClickZoom : true,
    draggable : true,
    mapTypeControl : true,
    keyboardShortcuts : false
  });
  var styleOptions = [{
    feartureType : 'all',
    elementType : 'labels',
    stylers: [{ visibility: 'off' }]
  }];
  var lopanType = new google.maps.StyledMapType(styleOptions);
  map.mapTypes.set('noText', lopanType);
  map.setMapTypeId('noText');

  // マーカーの表示
  for(var i = 0; i < location_list.length; i++) {
    var img = "./image/buoy_icon1.png";
    if(suishitsu.indexOf(i) >= 0) {
      img = "./image/buoy_icon2.png";
    }
    var pos = [location_list[i][0], location_list[i][1]];
    marker[i] = new google.maps.Marker({
      position : new google.maps.LatLng(pos[0], pos[1]),
      map : map,
      icon : img
    });
  }
  var offset = location_list.length;
  for(var i = 0; i < marine.length; i++) {
    var pos = [marine[i][0], marine[i][1]];
    marker[offset + i] = new google.maps.Marker({
      position : new google.maps.LatLng(pos[0], pos[1]),
      map : map,
      icon : img1
    });
  }
  offset += marine.length;
  for(var i = 0; i < water.length; i++) {
    var pos = [water[i][0], water[i][1]];
    marker[offset + i] = new google.maps.Marker({
      position : new google.maps.LatLng(pos[0], pos[1]),
      map : map,
      icon : img2
    });
  }
}