function fieldVerify(){
    alert('준비중');
}

    function fieldReflect(){
    alert('준비중');
}

    $(function() {
    drawingObj();
    makePropPaging();
    makePropTable();
});

    var field_data = JSON.parse('${fieldDataVO.field_data}');
    var wkt = null;
    proj4.defs('EPSG:5186', '+proj=tmerc +lat_0=38 +lon_0=127 +k=1 +x_0=200000 +y_0=600000 +ellps=GRS80 +units=m +no_defs');
    var baseMap = new ol.layer.Tile({
    title : 'vworldMap',
    visible : true,
    type : 'base',
    source : new ol.source.XYZ({
    url : 'http://api.vworld.kr/req/wmts/1.0.0/5616CAD1-5D79-3EE3-87D5-878A4AD0F91F/Base/{z}/{y}/{x}.png'
})
});

    var view = new ol.View({
    center : ol.proj.transform([ 203766.984, 541132.2 ], 'EPSG:5186', 'EPSG:3857'),
    zoom : 18, // 초기화면 zoom level
    minZoom : 1, // 최소 zoom level
    maxZoom : 19, // 최대 zoom level
});

    var map = new ol.Map({
    layers : [ baseMap ],
    logo : false, //우측하단 로고 제거
    target : 'map',
    loadTilesWhileAnimating : true,
    view : view
});

    var format = new ol.format.WKT();
    var objVectorSource = new ol.source.Vector({});
    var objVectorLayer = new ol.layer.Vector({
    source : objVectorSource,
    style : objStyle
});

    var cursorStyle = "";
    var selected = null;
    map.on("pointermove", function(e) {
    if (selected !== null) {
    selected.setStyle(undefined);
    selected = null;
}
    var newStyle = this.hasFeatureAtPixel(e.pixel) ? "pointer" : "";
    newStyle !== cursorStyle && $(this.getTargetElement()).css("cursor", cursorStyle = newStyle);
    map.forEachFeatureAtPixel(e.pixel, function(f) {
    selected = f;
    f.setStyle(highlightStyle);
    return true;
});
});

    var highlightStyle = new ol.style.Style({
    stroke : new ol.style.Stroke({
    color : '#3399CC',
    width : 8,
}),
});

    // feature click evt
    map.on('click', function(event) {
    map.forEachFeatureAtPixel(event.pixel, function(feature, layer) {
        var idx = feature.get("idx");
        makePropTable(idx);
    })
});

    function objStyle(feature, resolution) {
    var selected = feature.get('selected');
    var style = null;
    if (selected) {
    style = new ol.style.Style({
    stroke : new ol.style.Stroke({
    color : '#f00',
    width : 5
})
});
} else {
    style = new ol.style.Style({
    stroke : new ol.style.Stroke({
    color : '#52b4e7',
    width : 5
})
});
}
    return style;
}

    function resetObjStyle() {
    var feature = getObjFeatureBySelected();
    if (feature) {
    feature.set("selected", false);
}
}

    function makePropTable(idx) {
    if (idx == null)
    idx = 0;
    $("#fieldDataBody > tr").remove();

    var num = 0;
    var tags = "";
    for(var i in field_data[idx].prop) {
    num++;
    if(num % 2 == 0){
    tags += "<th>" + i + "</th><td>" + field_data[idx].prop[i] + "</td></tr>";
}else{
    tags += "<tr><th>" + i + "</th><td>" + field_data[idx].prop[i] + "</td>";
}
}
    $("#fieldDataBody").append(tags);

    nowPagingOn(idx);
    resetObjStyle();

    //중심좌표 구하기?
    //var aa = feature.getGeometry().v;
    //var oo = ol.extent.getCenter(aa);

    var center = field_data[idx].center;
    var feature = getObjFeatureByIdx(idx);

    moveCenter(center);
    if (feature) {
    feature.set("selected", true);
}
}

    function nowPagingOn(idx){
    $(".paging_li").removeClass("fieldPagingOn")
    $("#paging_li"+idx).attr("class", "fieldPagingOn paging_li");
}

    function makePropPaging() {
    var pagingNumber = 0;
    for (var idx in field_data) {
    pagingNumber++;
    $("#fieldDataPaging").append('<li class="paging_li" id="paging_li'+idx+'" onclick="makePropTable(' + idx + ')">' + pagingNumber+ '</li>');
}
}

    function drawingObj() {
    objVectorSource.clear();
    var objFeatures = [];
    for (var idx in field_data) {
    var objFeature = format.readFeature(field_data[idx].WKT, {
    dataProjection : 'EPSG:5186',
    featureProjection : 'EPSG:3857'
});
    objFeature.setProperties({
    "idx" : idx,
    "selected" : false
});
    objFeatures.push(objFeature);
}
    objVectorSource.addFeatures(objFeatures);
    map.addLayer(objVectorLayer);
}

    function moveCenter(center) {
    var coordinates = ol.proj.transform(center, 'EPSG:5186', 'EPSG:3857');
    map.getView().setCenter(coordinates);
}

    function getObjFeatureBySelected() {
    var features = objVectorSource.getFeatures();
    var feature = null;

    for (var i = 0, size = features.length; i < size; i++) {
    if (features[i].get('selected') == true) {
    feature = features[i];
    break;
}
}
    return feature;
}

    function getObjFeatureByIdx(idx) {
    var features = objVectorSource.getFeatures();
    var feature = null;
    for (var i = 0, size = features.length; i < size; i++) {
    if (features[i].get('idx') == idx) {
    feature = features[i];
    break;
}
}
    return feature;
}