TDataView_ui/scripts/meteo/f/PR.js

/**
 * 本地等值线
 * Created by Administrator on 2017/11/9.
 */

define(['meteoDir/other/smooth'], function (smooth) {
    var pr = {
        id: 'pr',
        title: '气压',
        title2: '位势高度',
        legend: 'images/meteo/legend/pr.png',

        isInit: false,
        layer: null,
        data: null,
        elem: 'PR',
        elem2:'GH',
        level: null,
        levelName: {
            '9999': '海平面',
            '0925': '925hPa',
            '0850': '850hPa',
            '0700': '700hPa',
            '0500': '500hPa'
        },
        buttons: {
            '9999': null,
            '0925': null,
            '0850': null,
            '0700': null,
            '0500': null
        },
        isHide: false,
        getData: function () {
            var dateStr = meteo.c.time.getTime();
            var vti = meteo.c.time.getVti();
            var elem = pr.elem;
            if (pr.level != '9999') elem = pr.elem2;

            var params = {
                elem: elem,
                level: pr.level,
                dateStr: dateStr,
                vti: vti,
            }

            meteo.c.http.httpFunction(meteo.c.http.tIsoLine, null, params, function (json) {
                pr.data = json;
                var title = pr.title;
                if (pr.level != '9999') title = pr.title2;
                meteo.c.title.updateTitle(pr.id,
                    meteo.c.process.setTitleTime(json.odate, json.vti, title, pr.levelName[pr.level]));

                $('#meteo-video-query-startDate').val(json.odate);
                pr.showPR(json);
            }, function () {
                // ONEMAP.C.publisher.publish({ type: 'warning', message: '海平面气压暂无当前时次/层次数据' }, 'noteBar::add');
                // meteo.c.title.updateTitle(pr.id,'海平面气压暂无当前时次/层次数据');
            })

            // meteo.c.http.getLocalJson('T799_isoline_2018010900_000_PR_9999.json', function (json) {
            //     pr.data = json;
            //     pr.showPR(json);
            // })
        },
        showPR: function (data) {
            var layerId = meteo.c.map.createLayer();
            var layer = map2DViewer.groups[layerId];
            var lines = data.lines;
            for (var index in lines) {
                var line = lines[index];
                // lineColor alpha b g r
                //标高低中心
                if (line.clat && line.clng && line.ctype) {
                    var textAttr = pr.getText('PR', line.ctype);
                    if (textAttr && textAttr.length == 2) {
                        meteo.c.map.addText(textAttr[0], textAttr[0], 16, textAttr[1], 2,
                            line.clat, line.clng, layerId, true)
                    }
                }
                //找每条线的经纬点
                var latlngs = [];
                var isLegal = true;
                for (var i = 0; i < line.pointNum; i++) {
                    latlngs.push([line.lng[i], line.lat[i]]);
                    // latlngs.push([line.lat[i], line.lng[i]]);
                }
                //线条平滑
                // var smoothLatlngs = latlngs.length > 2 ? smooth(latlngs, 0.1, 0.24) : latlngs;
                // latlngs = (isLegal && smoothLatlngs.length > 1) ? smoothLatlngs : latlngs;

                //画线
                var lineColor = 'black';
                var textColor = 'black';
                if (line.lineColor && (line.lineColor.r == 0 || line.lineColor.r)
                    && (line.lineColor.g == 0 || line.lineColor.g)
                    && (line.lineColor.b == 0 || line.lineColor.b)) {
                    lineColor = Color.rgb(line.lineColor.r, line.lineColor.g, line.lineColor.b, 255);
                    textColor = 'rgb(' + line.lineColor.r + ', ' + line.lineColor.g + ', ' + line.lineColor.b + ')';
                }

                var weight = line.lineWidth ? line.lineWidth : 1;
                meteo.c.map.addPolyline('', lineColor, weight, null, latlngs, layerId, true);
                // var li = L.polyline(latlngs, {
                //     color: lineColor
                // });
                // li.addTo(layer);

                //标数字
                if (line.val) {
                    if (!line.isClose) {
                        meteo.c.map.addText(line.val, line.val, 16, textColor, 2,
                            latlngs[0][1], latlngs[0][0], layerId, true);
                        meteo.c.map.addText(line.val, line.val, 16, textColor, 2,
                            latlngs[latlngs.length - 1][1], latlngs[latlngs.length - 1][0], layerId, true);
                    } else {
                        var index = (latlngs.length * 3 / 4) >> 0;
                        meteo.c.map.addText(line.val, line.val, 16, textColor, 2,
                            latlngs[index][1], latlngs[index][0], layerId, true);
                    }
                }
            }

            if (!pr.layer || !pr.layer.tLayer || pr.isHide) {
                meteo.c.map.removeLayer(layerId);
                return;
            }
            if (pr.layer.cLayer) {
                meteo.c.map.removeLayer(pr.layer.cLayer);
            }
            pr.layer.cLayer = layerId;
        },
        getText: function (elem, type) {
            var textAttr = [];
            if ("L" == type) {
                textAttr.push("低");
                textAttr.push("red");
            } else if ("H" == type) {
                textAttr.push("高");
                textAttr.push("blue");
            }
            return textAttr;
        },

        create: function () {
            pr.layer = {
                tLayer: meteo.c.map.createLayer(),
                cLayer: null,
            }
        },
        remove: function () {
            if (pr.layer) {
                meteo.c.map.removeLayer(pr.layer.tLayer);
                meteo.c.map.removeLayer(pr.layer.cLayer);
                pr.layer = null;
            }
        },
        show: function () {
            pr.isHide = false;
            pr.showPR(pr.data);
        },
        hide: function () {
            pr.isHide = true;
            if (pr.layer) {
                meteo.c.map.removeLayer(pr.layer.cLayer);
                pr.layer.cLayer = null;
            }
        },
        open: function () {
            if(ONEMAP.M.myLayers.checkLength() >= map23DConfig.layerMaxLength) {
                ONEMAP.C.publisher.publish({ type: 'warning', message: '图层数量已达上限' }, 'noteBar::add');
                return;
            }
            //-------------创建图层------------------
            if (pr.layer) {
                pr.remove();
            }
            pr.create();
            //----------------图层管理-------------------
            var options = {
                action: "add",
                // mod: "qixiang",
                DOM: {
                    guid: pr.layer.tLayer,
                    type: "group",
                    name: pr.title,
                },
            }

            var guid = ONEMAP.M.myLayers.myLayerControl(options);
            ONEMAP.C.publisher.subscribe(function (option) {
                switch (option.action) {
                    case 'remove':
                        pr.close();
                        break;
                    case 'opacity':
                        if (option.options.opacity) {
                            pr.show();
                        } else {
                            pr.hide();
                        }
                        break;
                }
            }, guid);
            //-------------------------------------
            pr.buttons[pr.level].parent().addClass('current');
            meteo.c.title.addTitle(pr.id);
            meteo.c.time.open();

            pr.getData();
        },
        close: function () {
            var options = {
                action: "remove",
                DOMid: pr.layer.tLayer,
            }
            ONEMAP.M.myLayers.myLayerControl(options);

            pr.buttons[pr.level].parent().removeClass('current');
            meteo.c.title.removeTitle(pr.id);
            meteo.c.time.close();

            pr.level = null;
            pr.remove();
        },
        update: function () { //用于时间变化时更新数据
            if (!pr.layer || pr.isHide) return;
            // var option = {
            //     action: 'update',
            //     DOMid: pr.layer.tLayer,
            //     DOM: {
            //         name: '气压' + meteo.c.time.getTimeOnTitle()
            //     }
            // }
            // ONEMAP.M.myLayers.myLayerControl(option);

            pr.getData()
        },
        updateLevel: function () {
            pr.buttons[pr.level].parent().siblings().removeClass('current');
            pr.buttons[pr.level].parent().addClass('current');
            pr.getData()
        },
        click: function (level) {    //点击相关按钮时调用
            if (pr.level && level != pr.level) {
                pr.level = level;
                pr.updateLevel();
            } else {
                pr.level = level;
                if (pr.layer) {
                    pr.close()
                } else {
                    pr.open();
                }
            }
        },
        init: function () {
            var buttons = $('.meteo-button-799');
            pr.buttons['9999'] = buttons.eq(5);
            pr.buttons['0925'] = buttons.eq(6);
            pr.buttons['0850'] = buttons.eq(7);
            pr.buttons['0700'] = buttons.eq(8);
            pr.buttons['0500'] = buttons.eq(9);
        }
    }

    meteo.f.pr = pr;
    return meteo.f.pr;

})