google-visualization

问题 I'm using the angular-google-charts [bouil.github.io/angular-google-chart/] directive to create a pie chart. I can fire a method using this with <div google-chart chart="myChart" style="{{cssStyle}}" on-select="seriesSelected()"></div> $scope.seriesSelected = function () { console.log('item selected'); } However, I can't work out how to get the key of the selected item. I can see how to do this when using google charts without the angular directive: how to stackoverflow answer. However, I can

问题 I am having a weird bug with GWT google visualization library wrapper, specifically AnnotatedTimeLine. Namely, I draw my chart on the initial ajax call to google visualization tools, and then I redraw it every 5 seconds using a timer. Each time it redraws, the "steps" on Y axis change their values and frequency (sometimes you will have them in more frequent intervals). Note values of graph stay exactly the same. I've included 2 screenshots to show you 2 stances it goes from. On every

问题 I'd like to use special characters with Google Charts, for instance having an apostrophe in a node name. How can I do this? I have tried Unicode as well as UTF-8 and still I get a SyntaxError from Google. Thanks in advance. 回答1: You should use the standard ASCII character encodings. A good list of them can be found here, and an explanation can be found here. 来源： https://stackoverflow.com/questions/9143163/using-special-characters-with-google-charts

问题 I am creating google chart and my legend is not being folded into pages. My code is somthing like <script type="text/javascript" src="https://www.google.com/jsapi"></script> <script> google.load("visualization", "1.1", { packages: ["bar", "table"] }); var chart; var table; var graphOptions = { title: 'Liczba ekspozycji w miesiącu', pointSize: 5, vAxis: { viewWindowMode: "explicit", viewWindow: { min: 0 } }, height: '500' }; $(function() { chart = new google.charts.Bar(document.getElementById(

问题 is it possible to color each step indivual? Now all steps are blue but I want the first step blue, second yellow, third red, ... <div id="chart_div" style="width: 100%; height: 200px;"></div> google.charts.load('current', {'packages':['corechart']}); google.charts.setOnLoadCallback(drawChart); function drawChart() { var data = google.visualization.arrayToDataTable([ ['Step', 'Equity'], ['1', -40], ['2', -40], ['3', -40], ['4', -40], ['5', -30], ['6', -30], ['7', 10], ['8', 10], ['9', 10], [

问题 I'm trying to insert a Google line chart into a standalone Leaflet popup. I have the chart generation code in the header as instructed here, and then I put the div element in the popup. var popup = L.popup() .setLatLng([51.5, -0.09]) .setContent('<div id="curve_chart" style="width: 400px; height: 200px"></div>') .openOn(mymap); This just creates an empty 400x200 popup. I'm pretty sure that the problem arises because the chart generation script can't find the div element because it doesn't

问题 I'm using Google Charts to display pie charts. In my options variable, I have the legend set this: legend: {position: 'labeled', textStyle: {color: 'white', fontSize: 24}} Now if you look at the image below, the font color only applies to the label name, but not the percentage text or the label line. Is there anything I can do to change the color for the percentage text and the label line to white? 回答1: didn't see an option that will change the text style for the charts elements mentioned but

问题 I used the following example to create a drop down menu: https://jsfiddle.net/asgallant/WaUu2/ which makes it possible to select a column and then show the line on the graph. But I also want to use a ChartRangeFilter but the problem is this method doesn't use a dashboard so I have no clue were to start to make everything work together. And most of the examples I found use this dashboard method. I want it to approximately to be like this example http://jsfiddle.net/x7pyk55q/4/ but would like

问题 I have a google chart code like below <script type="text/javascript"> // Load the Visualization API and the piechart package. google.load('visualization', '1.0', {'packages':['corechart']}); // Set a callback to run when the Google Visualization API is loaded. google.setOnLoadCallback(drawChart); // Callback that creates and populates a data table, // instantiates the pie chart, passes in the data and // draws it. function drawChart() { // Create the data table. var data = new google

问题 How to get the total number and percentage in google charts? I just want to get the percent and the number in the google charts, are there options that need to be set? google.charts.load('current', {packages: ['corechart', 'bar']}); google.charts.setOnLoadCallback(drawBasic); function drawBasic() { var data = google.visualization.arrayToDataTable([ ['City', '2010 Population',], ['New York City, NY', 8175000], ['Los Angeles, CA', 3792000], ['Chicago, IL', 2695000], ['Houston, TX', 2099000], [