canvg和highcharts如何包括图表图例和保持图表大小? [英] canvg and highcharts how to include chart legend and keep the chart size?

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问题描述

我想使用canvg在画布中绘制一个highchart。



我遇到的问题是图表图例不会出现在画布上,而且尺寸和质量也会降低。

  $('#container')。highcharts({

credits:{
enabled:false
},
$ b b xAxis:{
categories:['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct' ,'Nov','Dec']
},

系列:[{
数据:[29.9,71.5,106.4,129.2,144.0,176.0,135.6,148.5, 216.4,194.1,95.6,54.4]
}]

});

function exportChart(){
var svg = canvg(document.getElementById('canvas'),getSVG(),{ignoreDimensions:true});
}

function getSVG(){
debugger
var chart = $('#container')。
var svg = chart.getSVG();
return svg;
}


解决方案

c $ c> ignoreDimensions:true 它运行良好,我认为: http: //jsfiddle.net/Fusher/qDmhV/148/



如果您希望图表具有相同的大小 - 您需要具有相同的画布容器


$ b




  • disabled ignoreDimensions:


  • without disabled ignoreDimensions:



I'm trying to use canvg to draw a highchart inside a canvas.

the problem I have is that the chart legends dont appear in the canvas and also the size and quality is reduced.

$('#container').highcharts({

            credits: {
                enabled: false
            },

            xAxis: {
                categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
            },

            series: [{
                data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
            }]

        });

    function exportChart() {
        var svg = canvg(document.getElementById('canvas'), getSVG(), { ignoreDimensions: true });
    }

    function getSVG() {
        debugger
        var chart = $('#container').highcharts();
        var svg = chart.getSVG();
        return svg;
    }

解决方案

When you remove option ignoreDimensions: true it works good, I think: http://jsfiddle.net/Fusher/qDmhV/148/

If you want to have the same size for chart - you need to have canvas container the same width and height as for chart.

Edit:

  • with disabled ignoreDimensions:

  • without disabled ignoreDimensions:

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