如何在google api图表的折线图中增加注解字体大小并加粗注释值？
如何在google api图表的折线图中增加注解字体大小并加粗注释值？
提问于 2014-01-24 06:04:41
我正在使用带注释的google api折线图。如何更改字体大小和字体格式？
<script type="text/javascript">
google.load("visualization", "1", {packages: ["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = new google.visualization.DataTable();
data.addColumn('string', '');
data.addColumn({type: 'string', role: 'annotation'});
data.addColumn('number', '');
data.addRows([['2010', '67', 67]]);
data.addRows([['2011', '69', 69]]);
data.addRows([['2012', '68', 68]]);
data.addRows([['2013', '67', 67]]);
var options = {
width: 350,
height: 250,
pointSize: 5,
legend: {position: 'none'},
chartArea: {
left: 0,
top: 60,
width: 300,
height: 75},
vAxis: {
baselineColor: '#fff',
gridlines: {color: '#fff'},
minValue: 64,
maxValue: 71
},
tooltip: {trigger: 'none'},
enableInteractivity: false,
annotation: {
1: {
style: 'default'
}
},
series: {0: {color: '#4D7AD3'}, 1: {color: '#4D7AD3'}}
};
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, options);
}
</script>
<body>
<h2>Line Charts</h2>
<div id="chart_div"></div>
</body>回答 1
Stack Overflow用户
发布于 2014-02-12 12:51:38
尝尝这个
var options = {
annotations: {
textStyle: {
fontName: 'Times-Roman',
fontSize: 18,
bold: true,
italic: true,
color: '#871b47', // The color of the text.
auraColor: '#d799ae', // The color of the text outline.
opacity: 0.8 // The transparency of the text.
}
}
};https://developers.google.com/chart/interactive/docs/gallery/linechart
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/21325577
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