test/pie-label-alignTo-adjust.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="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <script src="lib/jquery.min.js"></script>
        <script src="data/pie-texture.js"></script>
        <script src="lib/facePrint.js"></script>
        <script src="lib/testHelper.js"></script>
        <link rel="stylesheet" href="lib/reset.css" />
    </head>
    <body>
        <style>
            .test-title {
                background: #146402;
                color: #fff;
            }
            .test-chart {
                border: 1px solid red;
            }
        </style>
        <div id="main"></div>

        <script>

            require([
                'echarts'
            ], function (echarts) {
                var dom = document.getElementById('main');

                var aligns = [
                    'none',
                    'labelLine',
                    'edge'
                ];
                for (var b = 0; b < 2; ++b) {
                    for (var w = 0; w < 2; ++w) {
                        for (var r = 0; r < 2; ++r) {
                            for (var a = 0; a < aligns.length; a++) {
                                var id = 'main-' + b + '-' + w + '-' + r + '-' + a;
                                var container = document.createElement('div');
                                container.setAttribute('id', id);
                                dom.appendChild(container);

                                var align = aligns[a];
                                var data = [
                                {
                                    name: 'Apples huida dhuasi hduias huid as hidusah huidas cjibjdf8k',
                                    value: 78
                                },
                                {
                                    name: '{a|Dorro quisam dsjahui fdhjs hudsa huds}',
                                    value: 60
                                },
                                {
                                    name: '{a|Neque dasdaferw dasdas pordsao estdsas qdasdasui dolom}',
                                    value: 48
                                },
                                {
                                    name: 'Oranges',
                                    value: 40
                                },
                                {
                                    name: 'Pears',
                                    value: 32
                                },
                                {
                                    name: 'quia dolorsit amet consectetur adipisci',
                                    value: 27
                                }
                            ];
                                var option = {
                                    series: [
                                        {
                                            type: 'pie',
                                            radius: '80%',
                                            center: ['50%', '50%'],
                                            data: data,
                                            label: {
                                                width: w ? 300 : undefined,
                                                position: 'outer',
                                                alignTo: align,
                                                edgeDistance: 20,
                                                fontSize: 30,
                                                padding: [10, 20],
                                                backgroundColor: b && 'rgba(0, 0, 255, 0.2)',
                                                rich: r && {
                                                    a: {
                                                        fontSize: 36,
                                                        borderColor: 'rgba(0, 0, 255, 0.8)',
                                                        borderWidth: 1,
                                                        borderRadius: 10
                                                    }
                                                },
                                                overflow: 'break'
                                            },
                                            labelLine: {
                                                length2: 50
                                            },
                                            left: 0,
                                            right: 0,
                                            top: 0,
                                            bottom: 0,
                                            animationDuration: 0
                                        }
                                    ]
                                };

                                var rich = r ? 'richText' : 'plainText';
                                var chart = testHelper.create(echarts, id, {
                                    width: 1250,
                                    title: [
                                        'Labels should not be outside of the canvas',
                                        'alignTo: **' + align + ', ' + rich + '**',
                                        'width: **' + (w ? '300' : 'undefined') + '**',
                                        'background: **' + (b ? 'true' : 'false') + '**'
                                    ],
                                    option: option
                                });
                            }
                        }
                    }
                }
            });

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