charts

问题 I would like to ask if there is a way to achieve the layout and arrangement of the circles on the image. I would like create a chart of series of circles that are link together and all aligned in the bottom. 回答1: The distance between two circles with radii r1 and r2 is: You can use this to position your circles on the x-axis. For an example see: http://bl.ocks.org/7a9d6c4725367aaed5db . 来源： https://stackoverflow.com/questions/14826815/how-to-bubble-chart-aligned-bottom-and-stick-to-each-other

问题 I tried to change MPAndroid Chart text of "No Chart Data available" into "Loading Data..." while the data is retrieving.I had done this.But when there is no data the chart layout should shows ," NO DATA". I am getting the Same Text(Loading Data...) eventhough there is no data. protected void onDraw(Canvas canvas) { if (!mDataNotSet && mData==null) { canvas.drawText("NO DATA", getWidth() / 2, getHeight() / 3, mInfoPaint); return; } if (mDataNotSet && mData == null || mData.getYValCount() <= 0)

问题 I am trying to plot a series of functions that are similar. The domain is [0,1] and the range always in say [-3,3]. I want the limits on the Y axis to be the same for each graph. Trying to set the series y min and y max does not seem to work. Is there a way to make the limits on the Y axis be the same on each graph? import java.math.BigDecimal; import java.util.*; import com.xeiam.xchart.*; public class Bug { static void plot(Chart chart,int n) { chart.setTitle("title"); chart.setXAxisTitle(

问题 I want to render a reportlab barchart in a django template. This django documentation gives excellent instructions for implementing the reportlab-chart generation within a django view, and this stackoverflow post recommends putting the chart object directly in an HttpReponse: binaryStuff = chart.asString('gif') return HttpResponse(binaryStuff, 'image/gif') How can I insert the binaryStuff into a django template? Eg: #views.py def barChart(request, word_id): from charts import BarChartDrawing

问题 Is there a way to remove the white border from the pie chart slices by adding an option to the library? I've got a snippet of the code I used to create this chart. <%= pie_chart monthly(current_user.events), colors: colors_group, width: "200px", height: "200px", library:{animation:{easing: 'easeOutQuad'}} %> Thank you in advance! 回答1: Try setting the borderWidth option to 0 : <%= pie_chart monthly(current_user.events), colors: colors_group, width: "200px", height: "200px", library: {animation

问题 I want to display a label on each bar of the chart horizontally @using GJob.Models.Views @model BasicChart1 @{ ViewBag.Title = "The Chart"; Layout = "~/Views/Shared/_Layout2.cshtml"; } @{ var myChart = new Chart(width: 1200, height: 800) .AddTitle("My chart title") .AddSeries("Default", chartType: "bar", markerStep: 1, xValue: Model.XData, xField: "Name", yValues: Model.YDataINT, yFields: "Value") .Write("png"); } I have tried to get help from those articles https://docs.microsoft.com/en-us

问题 I want to show multiple tool tips at the same time in a Highchart. The basic requirement is like whenever the mouse is hovered over a point in the series I need to show the tool tip for all the points within a radius X of the hovered point. I have tried something like this so far : http://jsfiddle.net/vmso2dbf/ $(function () { $('#container').highcharts({ title: { text: 'Multiple tooltips' }, plotOptions: { series: { point: { events: { mouseOver: function (event) { var r = 50; var arr = [];

问题 Currently I have created below class which extends ItemRenderer to add labels for all data points in Line Chart. package lib { public class LineChartLabelRenderer extends UIComponent implements IDataRenderer, IFactory { private var _label:Label; public var solidColor:SolidColor; public function newInstance():* { return new LineChartLabelRenderer(); } public function LineChartLabelRenderer():void { super(); _label = new Label(); addChild(_label); _label.setStyle("color",0x000000); _label

问题 I'd like to draw a difference (area) chart, something like this: How would d3.js difference chart example work with json data? where my chart is centered around horizontal (y=0) axis. JavaFx's Area chart seems to know how to fill only the area below the line!? Example "Adding negative value" (Fig 33-7) seems to be what I'm looking for (March series) BUT it does not work/render as shown! Instead of: it renders: Thanks, Igor 来源： https://stackoverflow.com/questions/30185035/how-to-add-negative

问题 Is there any way of showing a 1:1 diagonal line in Highcharts? I am looking for a line which X and Y values always match. I know how to render a line in Highcharts using the renderer, however, I don't want an independent line but one that reacts to the chart resizing/zooming. A series with [(0,0),(1,1)] is not really an option (it would affect zooming). Something like this except x and y axis might vary their value due to zooming. 回答1: You can do it by detecting the setExtremes() event on you