CLASS AccBarPlot EXTENDS BarPlot
(Defined in: jpgraph_bar.php : 642)
 AccBarPlot  BarPlot  
 AccBarPlot() 
 Max() 
 Min() 
 
 

Class usage and Overview
Accumulated bar plot.
Used to create bars where the data series are stacked on top of each other.

Features:

  1. Can be combined with Image maps for each series.
  2. Values for each series can be displayed when the pointer is hovering over the corresponding part of the bar
  3. Unlimited number of series

Examples:

 

See also related classes:
BarPlot, GroupBarPlot and AccLinePlot

 

Class Methods

 

 

function AccBarPlot($plots)
Construct a new accumulated bar graph

ArgumentDefaultDescription
$plots  Array of bar plots

Description
Create a new accumulated bar plot based on the given array of ordinary bar plots. 
 
See also
BarPlot::BarPlot

Example

$b1 = new BarPlot($y1data);
$b2 = new BarPlot($y2data);
$accbar = new AccBarPlot(array($b1,$b2));


 

 

function Max()
Return the maximum value of the bars


Description
Return the maximum value of the bars 

Example

list($xmin,$ymin) = $accbar->Max();

 

 

function Min()
Return minimum data values for the bars


Description
Return minimum data values for the bars 

Example

list($xmin,$ymin) = $accbar->Min();