test/geojson-test.html

<!DOCTYPE html>
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<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1" />
        <script src="data/map/encode.js"></script>
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/jquery.min.js"></script>
        <script src="lib/facePrint.js"></script>
        <script src="lib/testHelper.js"></script>
        <!-- <script src="ut/lib/canteen.js"></script> -->
        <link rel="stylesheet" href="lib/reset.css" />
    </head>
    <body>
        <style>
            h1 {
                line-height: 60px;
                height: 60px;
                background: #aaa;
                text-align: center;
                font-weight: bold;
                color: #eee;
                font-size: 14px;
            }

            .chart {
                width: 260px;
                height: 150px;
                display: inline-block;
            }
        </style>


        <h1>Different Geometries</h1>
        <div id="geometries"></div>



        <script>
            function createGeoJSONFromGeo(name, geo) {
                return {
                    type: 'FeatureCollection',
                    features: [{
                        geometry: geo,
                        properties: {
                            name
                        }
                    }]
                }
            }
        </script>



        <script>
        require([
            'echarts',
        ], function (echarts) {

            function cloneJSON(json) {
                return JSON.parse(JSON.stringify(json));
            }
            function prepareAndRegisterMap(name, json) {
                echarts.registerMap(name, createGeoJSONFromGeo(name, cloneJSON(json)));
                echarts.registerMap(name + 'Compressed', encode(createGeoJSONFromGeo(name + 'Compressed', cloneJSON(json))));
            }
            prepareAndRegisterMap('Polygon', {
                "type": "Polygon",
                "coordinates": [
                    [[30, 10], [40, 40], [20, 40], [10, 20], [30, 10]]
                ]
            });
            prepareAndRegisterMap('MultiPolygon', {
                "type": "MultiPolygon",
                "coordinates": [
                    [
                        [[30, 20], [45, 40], [10, 40], [30, 20]]
                    ],
                    [
                        [[15, 5], [40, 10], [10, 20], [5, 10], [15, 5]]
                    ]
                ]
            });
            prepareAndRegisterMap('LineString', {
                "type": "LineString",
                "coordinates": [
                    [30, 10], [10, 30], [40, 40]
                ]
            });
            prepareAndRegisterMap('MultiLineString', {
                "type": "MultiLineString",
                "coordinates": [
                    [[10, 10], [20, 20], [10, 40]],
                    [[40, 40], [30, 30], [40, 20], [30, 10]]
                ]
            });
            prepareAndRegisterMap('HoleyMultiPolygon', {
                "type": "MultiPolygon",
                "coordinates": [
                    [
                        [[40, 40], [20, 45], [45, 30], [40, 40]]
                    ],
                    [
                        [[20, 35], [10, 30], [10, 10], [30, 5], [45, 20], [20, 35]],
                        [[30, 20], [20, 15], [20, 25], [30, 20]]
                    ]
                ]
            });
            ['Polygon', 'MultiPolygon', 'LineString', 'MultiLineString', 'HoleyMultiPolygon'].forEach(map => {
                ['', 'Compressed'].forEach(isCompressed => {
                    const dom = document.createElement('div');
                    dom.className = 'chart';
                    document.querySelector('#geometries').appendChild(dom);
                    const chart = echarts.init(dom);
                    chart.setOption({
                        title: {
                            text: map + isCompressed,
                            textStyle: {
                                fontSize: 14
                            }
                        },
                        series: [{
                            type: 'map',
                            map: map
                        }]
                    });
                })
            });
        });
        </script>
    </body>
</html>