<?php
require_once('jpgraph/jpgraph.php');
require_once('jpgraph/jpgraph_matrix.php');

$data = array(
array(0,1,2,3,4,5,6,7,8,9,10),
array(10,9,8,7,6,5,4,3,2,1,0),
array(0,1,2,3,4,5,6,7,8,9,10),
array(10,9,8,17,6,5,4,3,2,1,0),
array(0,1,2,3,4,4,9,7,8,9,10),
array(8,1,2,3,4,8,3,7,8,9,10),
array(10,3,5,7,6,5,4,3,12,1,0),
array(10,9,8,7,6,5,4,3,2,1,0),
);

doMeshInterpolate($data, 4);

$graph = new MatrixGraph(850, 580);
$graph->title->Set('Matrix layout example');
$graph->title->SetFont(FF_ARIAL, FS_BOLD, 14);

$mp = array();
$n  = 5;
for ($i=0; $i < $n; ++$i) {
    $mp[$i] = new MatrixPlot($data);
    $mp[$i]->colormap->SetMap($i);
    if ($i < 2) {
        $mp[$i]->SetSize(0.35);
    } else {
        $mp[$i]->SetSize(0.21);
    }
    // We need to make the legend a bit smaller since by
    // defalt has a  ~45% height
    $mp[$i]->legend->SetModuleSize(15, 2);
}

$hor1 = new LayoutHor(array($mp[0],$mp[1]));
$hor2 = new LayoutHor(array($mp[2],$mp[3],$mp[4]));
$vert = new LayoutVert(array($hor1,$hor2));
$vert->SetCenterPos(0.45, 0.5);

$graph->Add($vert);
$graph->Stroke();
