
<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements.  See the NOTICE file
distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
with the License.  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied.  See the License for the
specific language governing permissions and limitations
under the License.
-->

<html>
    <head>
        <meta charset='utf-8'>
        <script src='lib/esl.js'></script>
        <script src='lib/config.js'></script>
        <script src='lib/jquery.min.js'></script>
        <script src='lib/testHelper.js'></script>
        <link rel="stylesheet" href="lib/reset.css" />
        <meta name='viewport' content='width=device-width, initial-scale=1' />
    </head>
    <body>
        <style>
            html, body, #main0 {
                width: 100%;
                height: 100%;
                margin: 0;
            }
        </style>
        <div id='main0'></div>
        <script>

        var xs = [440000, 450000];
        var ys = [4368000, 4537000];

        require([
            'echarts'
        ], function (echarts) {

            $.get('./data/map/json/world.json', function (worldJson) {
                echarts.registerMap('world', worldJson);

                var count = 35663;
                var lngCount = 1000;
                var chart;

                var points = [];

                var lngStep = 0.3;
                var latStep = 1;
                var lng0 = -160;
                var lng1 = lng0 + lngCount * lngStep;
                var lat0 = 0;
                var lat1 = lat0 + Math.floor(count / lngCount) * latStep;

                for (var i = 0; i < count; i++) {
                    var iLng = i % lngCount;
                    var iLat = Math.floor(i / lngCount);
                    var lng = lng0 + iLng * lngStep;
                    var lat = lat0 + iLat * latStep;
                    points.push([lng, lat]);
                }

                var option = {
                    title: {
                        text: 'World Flights',
                        left: 'center',
                        textStyle: {
                            color: '#eee'
                        }
                    },
                    backgroundColor: '#003',
                    tooltip: {
                        formatter: function (param) {
                            return 'Point: ' + param.value[0] + ', ' + param.value[1];
                        }
                    },
                    geo: {
                        map: 'world',
                        left: 0,
                        right: 0,
                        zoom: 0.5,
                        roam: true,
                        silent: true,
                        itemStyle: {
                            normal: {
                                borderColor: '#003',
                                color: '#005'
                            }
                        }
                    },
                    series: [{
                        type: 'scatter',
                        coordinateSystem: 'geo',
                        blendModel: 'lighter',
                        data: points,
                        symbol: 'rect',
                        symbolSize: 6,
                        // large: true,
                        large: false,
                        largeThreshold: 100,
                        progressiveThreshold: 101
                    }, {
                        type: 'scatter',
                        coordinateSystem: 'geo',
                        symbolSize: 5,
                        color: ['green'],
                        data: [
                            {
                                value: [lng0, lat0],
                                label: {
                                    show: true,
                                    position: 'top',
                                    formatter: 'bottom-left'
                                }
                            }, {
                                value: [lng1, lat0],
                                label: {
                                    show: true,
                                    position: 'top',
                                    formatter: 'bottom-right'
                                }
                            }, {
                                value: [lng0, lat1],
                                label: {
                                    show: true,
                                    position: 'bottom',
                                    formatter: 'top-left'
                                }
                            }, {
                                value: [lng1, lat1],
                                label: {
                                    show: true,
                                    position: 'bottom',
                                    formatter: 'top-right'
                                }
                            }
                        ]
                    }]
                };

                var chart = testHelper.create(echarts, 'main0', {
                    title: [
                        count + ' points should be rendered in the area of the 4 green points',
                        '( large:true and el.incremetal = true) ',
                        'And check roam.'
                    ],
                    option: option,
                    height: 550
                });
                chart.on('finished', function () {
                    console.log('finished');
                });

            });
        });

        </script>
    </body>
</html>