charts

问题 I am using MPAndroid Chart for my project. I want to make the styling of LineChart as follows. Basically I want all 4 Quadrants and other styling like gradient colors etc. 回答1: First make it to fill color behind line by doing this: dataset.setDrawFilled(true); After that you have to give gradient for that you have make an xml file like that in drawables as gradient_chart_color: <?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <gradient

问题 Can anyone help with this issue? I am using chart.js for developing charts into my asp.net mvc C# application. The issue is I am unable to add the elements dynamically from the html table to the chart. <canvas id="myChart" width="600" height="400"></canvas> //html5 canvas <script type="text/javascript"> var ctx = document.getElementById("myChart").getContext("2d"); var data = { datasets: [ { fillColor: "rgba(223,104,27,0.5)", strokeColor: "rgba(220,220,220,1)", data: getcountdata1() }, {

问题 Can anyone help with this issue? I am using chart.js for developing charts into my asp.net mvc C# application. The issue is I am unable to add the elements dynamically from the html table to the chart. <canvas id="myChart" width="600" height="400"></canvas> //html5 canvas <script type="text/javascript"> var ctx = document.getElementById("myChart").getContext("2d"); var data = { datasets: [ { fillColor: "rgba(223,104,27,0.5)", strokeColor: "rgba(220,220,220,1)", data: getcountdata1() }, {

问题 I have written a sample program that generates random number of series plots using JavaFX Charts, but I can't seem to figure out how to get the color of each graph and assign it to a Checkbox that will be used to display or not display the graph. Basically I want to use the Checkboxes as a legend so that I can disable the standard legend. Below is the complete program: /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose

问题 What's the recommended way of cloning an object of Microsoft Chart Control? Because it is a third-party library, I can't use the solution mentioned here as I can't mark the object as serializable. Preferably, I would not like to introduce any third party controls to clone the chart unless if it is absolutely impossible to do so without one. 回答1: You should not need to mark it as serializable as the charts already have the ability to be serialized. Check out this MS Charts Documentation for

问题 I've got the following column chart and I'd like to position annotations for positive values above and for negative ones bellow columns. How to do that? Additional question for values and annotation formatting - how to achieve the formatting of annotations (values above and bellow columns) like vAxis? google.charts.load('current',{callback:drawChart,'packages':['corechart'],'language':'hr'}); function drawChart() { var data = new google.visualization.DataTable(); data.addColumn('date','Datum'

问题 I have a DataTable, a DateRangeFilter and a aggregation object. I was hoping I could use DateRangeFilter to filter the data in the DataTable and to limit the aggregation to the FILTERED DataTable. But that's not happening. Am I doing something wrong (maybe forgot to refresh/draw), or something like that is not possible. My code is here: https://jsfiddle.net/v0w5ehsc/ var dashboard = new google.visualization.Dashboard(document.getElementById('daterange_div')); dashboard.bind(slider, tableChart

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed last year . I want to use Pie, Bar, Line charts in java. What is the best API to use them? Is there any API by Sun to create these types of charts? 回答1: take a look at JFreeChart.. it's not by SUN but it's quite notorious (and by the way I don't think JDK ships with any kind of graph API) 回答2: Use JFreeChart like everyone who

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed last year . I want to use Pie, Bar, Line charts in java. What is the best API to use them? Is there any API by Sun to create these types of charts? 回答1: take a look at JFreeChart.. it's not by SUN but it's quite notorious (and by the way I don't think JDK ships with any kind of graph API) 回答2: Use JFreeChart like everyone who

问题 I'm trying to implement a pie chart in my web application and i found this as a good source. https://github.com/reactjs/react-chartjs But it does not provide the way to give chartData and chartOptions inorder to make it work. How can i do this? my code import React, {Component} from 'react'; var LineChart = require("react-chartjs").Line; class PieChart extends Component { constructor() { super(); } render() { return ( <div className=""> <LineChart data={chartData} options={chartOptions} width