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根据坐标范围随机生成坐标点
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专***年
2020-05-21 01:43:04
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var data = [ ['特棒区', 114.818115234375, 24.091604032879] ]; var min = 113.884277343749; var max = 114.818115234375; data.forEach(function(item) { max = Math.max(item[2], max); min = Math.min(item[2], min); }); var json = { "type": "FeatureCollection", "features": [{ "type": "Feature", "properties": { "adcode": 441800, "name": "特棒区", "center": [114.2545, 23.33469], "centroid": [112.879385, 24.313377], "childrenNum": 8, "level": "city", "parent": { "adcode": 440000 }, "subFeatureIndex": 15, "acroutes": [100000, 440000] }, "geometry": { "type": "Polygon", "coordinates": [ [ [113.9666748046875, 23.458204809367825], [114.14245605468749, 23.440569039771567], [114.20562744140625, 23.407806080861413], [114.2523193359375, 23.385119279739676], [114.28253173828124, 23.39520278228782], [114.30999755859375, 23.33973402476286], [114.356689453125, 23.36999258703044], [114.4281005859375, 23.31703557669873], [114.554443359375, 23.31703557669873], [114.5819091796875, 23.175713800385203], 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23.785344805941214], [113.99414062499999, 23.709924101604923], [113.96118130534887, 23.639491774370235], [113.9886474609375, 23.55895191986295], [113.9666748046875, 23.458204809367825] ] ] } }, { "type": "Feature", "properties": { "level": "city", "name": "轧钢区", "parent": { "adcode": 440000 }, "subFeatureIndex": 21, "acroutes": [100000, 440000], "center": [113.8335, 23.1858], "childrenNum": 8, "adcode": 445300 }, "geometry": { "type": "Polygon", "coordinates": [ [ [113.917236328125, 23.785344499142493], [113.7579345703125, 23.606778606523967], [113.66180419921875, 23.521181707248573], [113.62060546875, 23.518663307493846], [113.52996826171875, 23.42292845506526], [113.66729736328125, 23.31451328756949], [113.48603367805481, 23.145399388714008], [113.70849609375, 22.98115258902039], [113.78265380859374, 23.034242642076585], [113.82110595703125, 23.019076187293035], [113.84582519531249, 23.034242642076585], [113.829345703125, 23.072151310102857], [113.86505126953125, 23.092364899997815], [113.85406494140624, 23.104996849988808], [113.90350341796875, 23.140359987886118], [113.92822265625, 23.120153621695614], [114.0985107421875, 23.22620304830155], [113.89251708984374, 23.334690260349362], [113.9666748046875, 23.458204809367825], [113.9886474609375, 23.55895191986295], [113.96118130534887, 23.639491467228282], [113.99414096027613, 23.709924101604923], [113.917236328125, 23.785344499142493] ] ] } }, { "type": "Feature", "properties": { "childrenNum": 5, "name": "高炉区", "level": "city", "parent": { "adcode": 440000 }, "subFeatureIndex": 21, "acroutes": [100000, 440000], "adcode": 445240, "center": [113.1235, 23.25775] }, "geometry": { "type": "Polygon", "coordinates": [ [ [113.5752872005105, 23.470804870898736], [113.51898193359374, 23.468285200853252], [113.499755859375, 23.49095773149582], [113.49700927734375, 23.44812856964819], [113.45581054687499, 23.453168015916184], [113.24981689453125, 23.392681978612988], [113.12896728515624, 23.41032659658828], 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"Polygon", "coordinates": [ [ [113.26629638671875, 23.22620304830155], [113.27178955078125, 23.193387206172908], [112.87833530455828, 22.962192970180446], [112.89988584816454, 22.934126805914318], [112.97103881835938, 22.97735964332157], [113.02690085023642, 22.910822575727057], [113.16055297851562, 23.00137983406543], [113.21106735616922, 22.95551541499815], [113.21598216891289, 22.95105210520374], [113.22200238704681, 22.94558460476435], [113.48008688539265, 23.013244831232022], [113.70849609375, 22.98115258902039], [113.48603367805481, 23.145399388714008], [113.43701396137476, 23.09962841637947], [113.26629638671875, 23.22620304830155] ] ] } }, { "type": "Feature", "properties": { "childrenNum": 5, "name": "老焦化区", "level": "city", "parent": { "adcode": 440000 }, "subFeatureIndex": 21, "acroutes": "[100000,440000]", "adcode": 445260, "center": [113.733558654785, 22.8885110905685] }, "geometry": { "type": "Polygon", "coordinates": [ [ [113.82110629230738, 23.019076187293035], 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"subFeatureIndex": 21, "acroutes": [100000, 440000], "center": [112.737579345703, 23.0361383289365], "adcode": 455280 }, "geometry": { "type": "Polygon", "coordinates": [ [ [112.94495232403278, 23.00136502029756], [112.79251098632812, 23.16750749705668], [112.76779174804688, 23.13720294383875], [112.74856567382812, 23.139728585023715], [112.74856567382812, 23.119522123709167], [112.73757934570312, 23.0942597682155], [112.73757934570312, 23.07657329256602], [112.73277282714844, 23.061885433244626], [112.71286010742189, 23.048775559696235], [112.68539428710938, 23.04119336350683], [112.66891479492188, 23.03613832893654], [112.63320922851562, 23.01844421465108], [112.56454467773439, 22.775548399865862], [112.55630493164064, 22.75022178320801], [112.54197120666502, 22.725282597960074], [112.89988584816454, 22.934126805914318], [112.87833530455828, 22.962192970180446], [112.94495232403278, 23.00136502029756] ] ] } }, { "type": "Feature", "properties": { "childrenNum": 5, "name": "总部办公区", "level": "city", "parent": { "adcode": 440000 }, "subFeatureIndex": 21, "acroutes": [100000, 440000], "center": [113.3926, 22.52461], "adcode": 455290 }, "geometry": { "type": "Polygon", "coordinates": [ [ [113.5010915994644, 22.83338594454882], [113.10836791992188, 22.553147478403194], [113.11180114746094, 22.53792742994721], [113.11368942260742, 22.529048293377087], [113.11495542526245, 22.52016858599439], [113.11798095703125, 22.49479484975443], [113.115234375, 22.470050975832237], [113.10836926102638, 22.441498887893033], [113.10150146484375, 22.418645732760517], [113.27178955078125, 22.332292904091716], [113.291015625, 22.329752304376473], [113.31024169921875, 22.329752304376473], [113.33221435546875, 22.334833457530486], [113.34320068359375, 22.36023644579937], [113.33770751953125, 22.38563480185718], [113.34148406982422, 22.444033419008992], [113.36517333984375, 22.44911039888609], [113.38165283203125, 22.44911039888609], [113.40362548828125, 22.456725520188897], 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= geo.getRegion(name); if (!region) { return; } var rect = region.getBoundingRect(); console.log(randomCount); for (var i = 0; i < randomCount; i++) { var coord = [Infinity, Infinity]; while (!region.contain(coord)) { coord[0] = rect.x + Math.random() * rect.width; coord[1] = rect.y + Math.random() * rect.height; } points.push(coord); } }); myChart.setOption({ series: [{ data: points, blendMode: 'lighter', symbolSize: 2, itemStyle: { normal: { shadowBlur: 2, shadowColor: 'rgba(37, 140, 249, 0.2)', color: 'rgba(37, 140, 249, 0.2)' } }, }] });
