pie-chart | 易学教程

How to display the percentage % on a NVD3 Pie Chart?

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问题 I've been trying to display the percentage on a NVD3 Pie Chart but I don't see how to do it... I'm looking for something like this First of all, is there a graph option or a way to display something inside each part of the Pie Chart? If yes, is there an option to display a percentage instead of the exact values? Thanks and enjoy your weekend! 回答1: I am assuming you have been able to get the sample NVD3 Pie Chart working. The only way as far as I know is to edit the pieChart.js . Pull the NVD3

JavaFx PieChart boundary colors

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问题 When i build a pie chart in javafx, the boundary lines are always white.( I can set default slice colors with css). how can i set custom colors to boundary lines? 回答1: Applying some css to the standard chart sample: .chart-pie { -fx-border-color: derive(-fx-pie-color, -40%); -fx-border-width: 3px; } You can play around with other css settings to get the different effects you want. I won't answer further questions on this, but instead read the Region specification in the JavaFX CSS Reference

Polymer 1.0 Is there any ready made chart element?

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问题 I want to add a pie chart in my Polymer 1.0 application. I used chart-elements with Polymer 0.5, but when migrated to 1.0 it stopped working! I did not find anything for 1.0 yet. Does 1.0 at all has a ready made chart element? Seeking for expert help. Thanks in advance. EDIT According to Ben's suggestion I tried with google-chart component and this is what I did. But the chart is not rendering. Step 1: I installed google-chart by using bower install --save GoogleWebComponents/google-chart

How do I color labels for my pie chart in D3?

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问题 I started out with the following example: http://jsfiddle.net/nrabinowitz/GQDUS/ I am trying to get the labels for each arc to be the color of the arc. I have gotten it to where it colors all the labels the same color. But I do now know how to access each individual label and change the color. In my code I have done the following for the last line: arcs.append("svg:text").attr("transform", function (d){var c = arc.centroid(d); x = c[0]; y = c[1]; h = Math.sqrt(x*x + y*y); return "translate("

Pie charts in reactjs

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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

Pie charts in reactjs

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how to create a pie chart with pyqt in python

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问题 Trying to create a pie chart shape but for some reason I can't get it to join together correctly. When I run my code It creates a lot of segments on top of each other. Here is my code: from PyQt4.QtCore import * from PyQt4.QtGui import * import sys, random app = QApplication(sys.argv) scene = QGraphicsScene() families = [1,2,3,4,5,6,7] total = 0 colours = [] set_angle = 0 count1 = 0 total = sum(families) for count in range(len(families)): number = [] for count in range(3): number.append

How to create a Google Pie Chart with dynamic data?

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问题 I'm struggling to get the below google pie chart to reflect dynamic data found within a html table on the same page. <html> <head> <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"> </script> <script type="text/javascript"> google.charts.load('current', {'packages':['corechart']}); google.charts.setOnLoadCallback(drawChart); function drawChart() { var data = google.visualization.arrayToDataTable([ ['Answer', 'Percentage'], ['Yes', 10], //This static data needs to

How to add events to the individual sections(arcs) of a pie chart created out of d3.js?

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问题 This is a basic code to create a pie chart for protocol distribution. In my .csv file, I have two columns viz., protocol name and the percentage.I want to add events on individual arcs. For example, when i click only on the arc containing TCP stats, it should lead to another page. Please help how can i do this. I was able to add click event for the pie chart as whole. <!DOCTYPE html> <meta charset="utf-8"> <style> body { font: 10px sans-serif; } .arc path { stroke: #fff; } </style> <body>

Android achartEngine how to highlight particular chart element

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问题 Hi i am using achartengine's pie-chart to represent my actual sales, now as my app starts one of the chart element in the piechart should get highlighted, like when we do the onclick on pie chart. Below is the code for my piechart final DefaultRenderer renderer = buildCategoryRenderer(colors); renderer.setPanEnabled(false);// Disable User Interaction renderer.setLabelsColor(Color.BLACK); renderer.setShowLegend(true); renderer.setLegendTextSize(20); renderer.setInScroll(true); renderer