Highcharts instance tutorial 2: generate a pie chart based on php and mysql. Highcharts instance tutorial 2: generate a pie chart based on php and mysql. in the highcharts instance tutorial, we analyzed the instances that use highcharts in combination with php and mysql to generate a line
= 200;DataTable dt = chartdata.tables[0];Get the total cardinality in the pie chart by entering parametersfloat sumdata = 0;foreach (DataRow dr in Dt. Rows){Sumdata + = Convert.tosingle (dr[1]);}Produces an image object, and thus produces a graphics objectBitmap BM = new Bitmap (width,height);Graphics g = graphics.fromimage (BM);Set properties for Object GG.scaletransform ((Convert.tosingle (width))/side_l
How Excel makes a composite pie chart
The figure below is Huayi's 15 sales figures, including sales ratios for different channels.
Mainly including franchise stores, supermarkets, shopping malls wholesale and network sales, including the network sales are divided into Jingdong, Amazon and Dangdang three parts.
With the mother pie
Let's take a look at the effect chart.
First analysis of the composition of pie chart, it is obvious that pie chart is one after another fan-shaped, each sector has a different color, corresponding to the name, data and percentages.
The above information can be derived f
In this article, we will use PHP to read data from the Mysql data table, output the obtained data to the front-end JS as required, and then call the Highcharts chart Library through configuration to generate a pie chart.
Mysql
First, create a chart _ pie table as the statis
Objective
I have already shared with you the two basic graphs of how to use histogram and line charts. Both charts have axes, and now a chart without axes--pie charts.
Pie chart Implementation
As before, we first put together a simple drawing frame and added an SVG canvas. But notice here that, for the sake of the a
js| pie chart | data | Database JSP provides a number of simple and useful tools, including reading data from a database, sending data, and being able to display the results in a pie shape. Now let's take a look at this simple and practical approach.
All the things you need
In order to properly run the relevant examples of this article, you must need JDK 1.2
1, Achartengine IntroductionAchartengine is a library of drawing tools designed for Android apps. Can be used to draw a variety of charts, I am using Achartengine-1.1.0.jar. Chartengine supported chart types: line, area, scatter, time, histogram, pie, bubble, doughnut, high-low, alternating.Each of these charts can contain multiple sequences that can be displayed horizontally or vertically, as well as a num
Php3D pie chart class painting class function. The implementation principle of the php3D pie chart class function is to draw a 3D pie chart code based on parameters such as the long half-axis of the ellipse. The following section
PHP + mysql + Highcharts generate pie chart, mysqlhighcharts
Mysql
First, create a chart _ pie table as the statistical data.
-- TABLE structure 'chart _ pie '-- create table if not exists 'c
[ExtJs] pie chart, extjs
The ExtJs pie chart is not as hard as the [ExtJs] bar chart, changing the color of each column (click to open the link), because the color of each piece of cake is naturally different, you do not need to write the Renderer yourself. The key is to mak
In order to generate a three-dimensional pie chart function conveniently, I collected the code of the function for generating a three-dimensional pie chart under asp, so that you can easily use it in special circumstances.
Copy codeThe Code is as follows: 'Parameter meaning (array, abscissa, ordinate,
This lesson is easy and will soon be out of school.
I have always liked to eat cookies.
I remember when I was a child, 2B was just a pencil, not synonymous with some young people. The people in China were not wealthy. the most stupid thing was to put a piece of fat meat in a group of flour, then put it in the hot ash in the stove at home. When the rice is cooked, the cake is also baked, and a bite of fat oil is taken out. It's sweet, and now I think of it, it's just a bit of water.
Years are kil
using the Jpgraph class library to make the chart function and its powerful, not only can draw the plane graph, but also can draw the graph with 3D effect. Direct use of the GD2 Library can draw a variety of graphics, of course, including 3D pie chart, but the use of GD2 function to draw 3D graphics takes a lot of time, and relatively complex, and the use of Jpgr
1 pie chart (pie chart)1.1 Charts ModuleThe QT library consists of a number of modules, including the QT Charts, which contains a series of chart components, which are to be added in. Pro before use:QT + = ChartsCPP file, you need to add the header file and the Declaration n
[ExtJs] Pie Chart
The ExtJs pie chart is not as hard as the [ExtJs] bar chart, changing the color of each column (click to open the link), because the color of each piece of cake is naturally different, you do not need to write the Renderer yourself. The key is to make the a
Graphael is a Javascript library dedicated to helping developers draw a variety of fine charts on their web pages, based on a powerful Raphael Vector Graphics library. You only need to write a few lines of simple code to create fine bar, pie, point and graph.
Graphael uses the SVG Consortium recommendation Standard and VML as the basis for creating graphics, and is a cross-browser vector graphics library that currently supports browsers including: Fi
Preface: First Contact pie chart, just start no idea, back in the net to find a bit of comparison, found that using Highcharts plug-in to generate a chart is particularly simple, use up or very simple, only need to return to the background of the corresponding data reception with JSON, you can perfect the implementation.First, a physical display, let us see the e
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