//***********************************图层显示控制--树状复选框实现↓↓******************************
//定义树状变量
var setting = setting();
var zNodes = zNodes();

//定义setting方法
function setting() {
    var setting = {
        check: {
            enable: true,
            chkStyle: "checkbox"
        },
        callback: {
            beforeCheck: zbeforeCheck,
            onCheck: zonCheck,
            beforeDblClick: zBeforeDblClick,
            onDblClick: zOnDblClick
        }
    };
    return (setting);
}

//定义树状结构
function zNodes() {
    var zNodes = [{
        name: "边界与地名",
        open: true,
        nocheck: true,
        children: [{
            name: "江西省边界",
            id: "江西省界线@VectorData",
            value: "江西省边界",
            // checked: true
        }, {
            name: "行政区边界",
            id: "行政区边界@VectorData",
            value: "行政区边界",
            // checked: true
        }, {
            name: "县区边界",
            id: "县区边界@VectorData",
            value: "县区边界",
            // checked: true
        }]
    }, {
        name: "重要湿地",
        open: true,
        nocheck: true,
        children: [{
            name: "第一批省重要湿地",
            id: "江西省重要湿地面@重要湿地",
            value: "重要湿地面",
            // checked: true
        }, {
            name: "自然保护区界",
            id: "自然保护区界@湿地数据",
            value: "省级湿地公园点",
            // checked: true
        }]
    }, {
        name: "湿地公园",
        open: true,
        nocheck: true,
        children: [{
            name: "国家湿地公园",
            id: "国家湿地公园@湿地数据",
            value: "国家湿地公园面",
            // checked: true
        },
            {
                name: "省级湿地公园",
                id: "省级湿地公园@湿地数据",
                value: "省级湿地公园面",
                // checked: true
            },
            {
                name: "湿地公园点",
                id: "湿地公园点@湿地数据",
                value: "湿地公园点",
                // checked: true
            }]
    }];
    return (zNodes);
}

//设置初始选择状态
function set_InitialChecked() {
    //获取树对象
    var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
    //获取所有节点并转换为简单数组
    //var nodes = treeObj.getNodes()
    var nodes = treeObj.transformToArray(treeObj.getNodes());
    //定义子节点数组
    var chdnodes = [];
    //判断并获取所有子节点
    for (var i = 0; i < nodes.length; i++) {
        if (!nodes[i].isParent) {
            chdnodes.push(nodes[i]);
        }
    }
    //从选中的场景中获取图层列表

    var sceneControl = window.parent.frames['myframe'].sceneControl;

    //var sceneControl = parent.sceneControl;
    var scene = window.parent.frames['myframe'].scene;
    var layer3DServicesList = sceneControl.get_layer3DServicesList();
    //该场景提供的图层服务信息的总数
    var count = layer3DServicesList.get_count();
    //根据图层可见性设定节点初始选中状态
    for (var j = 0; j < count; j++) {
        //获取指定图层
        var layer3DServiceInfo = layer3DServicesList.get_item(j);
        var layer3DName = layer3DServiceInfo.get_name();
        var layer3D = scene.get_layer3Ds().get_item(layer3DName);
        if (layer3DName != "江西地形@JX" && layer3D && layer3D.get_isVisible()) {
            for (var k = 0; k < chdnodes.length; k++) {
                //根据图层名称匹配对应节点
                var id = chdnodes[k].id;
                if (layer3DName.indexOf(id) > -1) {
                    chdnodes[k].checked = true;
                    treeObj.updateNode(chdnodes[k]);
                }
            }
        } else if (layer3DName != "江西地形@JX") {
            for (var l = 0; l < chdnodes.length; l++) {
                //根据图层名称匹配对应节点
                var id = chdnodes[l].id;
                if (layer3DName.indexOf(id) > -1) {
                    chdnodes[l].checked = false;
                    treeObj.updateNode(chdnodes[l]);
                }
            }
        } else {
            break;
        }
    }
}

//定义预选择事件
function zbeforeCheck(treeId, treeNode) {
    return true;
}

//定义勾选事件
function zonCheck(event, treeId, treeNode) {
    //获取树对象
    var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
    //获取所有选中与未选中节点
    var nodes = treeObj.getCheckedNodes(true);
    var Nnodes = treeObj.getCheckedNodes(false);
    //定义子节点数组
    var chdnodes = [];
    var chdNnodes = [];
    //判断并获取所有选中子节点
    for (var i = 0; i < nodes.length; i++) {
        if (!nodes[i].isParent) {
            chdnodes.push(nodes[i]);
        }
    }
    //判断并获取所有未选中子节点
    for (var j = 0; j < Nnodes.length; j++) {
        if (!Nnodes[j].isParent) {
            chdNnodes.push(Nnodes[j]);
        }
    }
    check(chdnodes, chdNnodes);
}

//图层显示控制--控制图层可见性
function check(chk, Nchk) {
    var vale = chk;
    var Nvale = Nchk;
    //从选中的场景中获取图层列表
    console.log(parent);

    var sceneControl = window.parent.frames['myframe'].sceneControl;

    //var sceneControl = parent.sceneControl;
    var scene = window.parent.frames['myframe'].scene;
    var layer3DServicesList = sceneControl.get_layer3DServicesList();
    //该场景提供的图层服务信息的总数
    var count = layer3DServicesList.get_count();
    //设置选中图层为可见
    for (var j = 0; j < vale.length; j++) {
        var val = vale[j].id;
        for (var i = 0; i < count; i++) {
            //获取指定图层名
            var layer3DServiceInfo = layer3DServicesList.get_item(i);
            var layer3DName = layer3DServiceInfo.get_name();
            //匹配图层名
            if (layer3DName.indexOf(val) > -1) {
                var layer3D = scene.get_layer3Ds().get_item(layer3DName);
                layer3D.set_isVisible(true);
                //false为此图层不可见，true为可见
            }
        }
    }
    //设置未选中图层为不可见
    for (var k = 0; k < Nvale.length; k++) {
        var Nval = Nvale[k].id;
        for (var l = 0; l < count; l++) {
            //获取指定图层名
            var layer3DServiceInfo = layer3DServicesList.get_item(l);
            var layer3DName = layer3DServiceInfo.get_name();
            //匹配图层名
            if (layer3DName.indexOf(Nval) > -1) {
                var layer3D = scene.get_layer3Ds().get_item(layer3DName);
                layer3D.set_isVisible(false);
                //false为此图层不可见，true为可见
            }
        }
    }
    scene.refresh();
}

//预双击事件
function zBeforeDblClick(treeId, treeNode) {
    return true;
};

//定义双击事件--定位至图层
function zOnDblClick(event, treeId, treeNode) {
    //节点状态更变为已选
    treeNode.checked = true;
    $.fn.zTree.getZTreeObj(treeId).updateNode(treeNode);
    //从选中的场景中获取图层列表
    var sceneControl = window.parent.frames['myframe'].sceneControl;

    //var sceneControl = parent.sceneControl;
    var scene = window.parent.frames['myframe'].scene;
    var layer3DServicesList = sceneControl.get_layer3DServicesList();
    //该场景提供的图层服务信息的总数
    var count = layer3DServicesList.get_count();
    //设置选中图层为可见
    for (var i = 0; i < count; i++) {
        //获取指定图层名
        var layer3DServiceInfo = layer3DServicesList.get_item(i);
        var layer3DName = layer3DServiceInfo.get_name();
        //判断当前图层是否为选中图层
        if (layer3DName.indexOf(treeNode.value) > -1) {
            var layer3D = scene.get_layer3Ds().get_item(layer3DName);
            //设置该图层可见
            layer3D.set_isVisible(true);
            //获取图层的地理范围，并飞行到该范围
            var geobound = layer3D.get_bounds();
            scene.get_flyingOperator().flyToBounds(geobound, 2500);
        }
    }
};

//***********************************图层显示控制--树状复选框实现↑↑***********************************