Demo - Spline with symbols

Spline with symbols
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$(function () {
        $('#container').highcharts({
            chart: {
                type: 'spline'
            },
            title: {
                text: 'Monthly Average Temperature'
            },
            subtitle: {
                text: 'Source: WorldClimate.com'
            },
            xAxis: {
                categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
                    'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
            },
            yAxis: {
                title: {
                    text: 'Temperature'
                },
                labels: {
                    formatter: function() {
                        return this.value +'°'
                    }
                }
            },
            tooltip: {
                crosshairs: true,
                shared: true
            },
            plotOptions: {
                spline: {
                    marker: {
                        radius: 4,
                        lineColor: '#666666',
                        lineWidth: 1
                    }
                }
            },
            series: [{
                name: 'Tokyo',
                marker: {
                    symbol: 'square'
                },
                data: [7.0, 6.9, 9.5, 14.5, 18.2, 21.5, 25.2, {
                    y: 26.5,
                    marker: {
                        symbol: 'url(http://www.highcharts.com/demo/gfx/sun.png)'
                    }
                }, 23.3, 18.3, 13.9, 9.6]
    
            }, {
                name: 'London',
                marker: {
                    symbol: 'diamond'
                },
                data: [{
                    y: 3.9,
                    marker: {
                        symbol: 'url(http://www.highcharts.com/demo/gfx/snow.png)'
                    }
                }, 4.2, 5.7, 8.5, 11.9, 15.2, 17.0, 16.6, 14.2, 10.3, 6.6, 4.8]
            }]
        });
    });
    
View visual theme >>
/**
 * Grid theme for Highcharts JS
 * @author Torstein Honsi
 */

Highcharts.theme = {
   colors: ['#058DC7', '#50B432', '#ED561B', '#DDDF00', '#24CBE5', '#64E572', '#FF9655', '#FFF263', '#6AF9C4'],
   chart: {
      backgroundColor: {
         linearGradient: { x1: 0, y1: 0, x2: 1, y2: 1 },
         stops: [
            [0, 'rgb(255, 255, 255)'],
            [1, 'rgb(240, 240, 255)']
         ]
      },
      borderWidth: 2,
      plotBackgroundColor: 'rgba(255, 255, 255, .9)',
      plotShadow: true,
      plotBorderWidth: 1
   },
   title: {
      style: {
         color: '#000',
         font: 'bold 16px "Trebuchet MS", Verdana, sans-serif'
      }
   },
   subtitle: {
      style: {
         color: '#666666',
         font: 'bold 12px "Trebuchet MS", Verdana, sans-serif'
      }
   },
   xAxis: {
      gridLineWidth: 1,
      lineColor: '#000',
      tickColor: '#000',
      labels: {
         style: {
            color: '#000',
            font: '11px Trebuchet MS, Verdana, sans-serif'
         }
      },
      title: {
         style: {
            color: '#333',
            fontWeight: 'bold',
            fontSize: '12px',
            fontFamily: 'Trebuchet MS, Verdana, sans-serif'

         }
      }
   },
   yAxis: {
      minorTickInterval: 'auto',
      lineColor: '#000',
      lineWidth: 1,
      tickWidth: 1,
      tickColor: '#000',
      labels: {
         style: {
            color: '#000',
            font: '11px Trebuchet MS, Verdana, sans-serif'
         }
      },
      title: {
         style: {
            color: '#333',
            fontWeight: 'bold',
            fontSize: '12px',
            fontFamily: 'Trebuchet MS, Verdana, sans-serif'
         }
      }
   },
   legend: {
      itemStyle: {
         font: '9pt Trebuchet MS, Verdana, sans-serif',
         color: 'black'

      },
      itemHoverStyle: {
         color: '#039'
      },
      itemHiddenStyle: {
         color: 'gray'
      }
   },
   labels: {
      style: {
         color: '#99b'
      }
   },

   navigation: {
      buttonOptions: {
         theme: {
            stroke: '#CCCCCC'
         }
      }
   }
};

// Apply the theme
var highchartsOptions = Highcharts.setOptions(Highcharts.theme);
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