polarex9.php
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<?php // content="text/plain; charset=utf-8"
// A simple Polar graph,
 
require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_polar.php');
 
$data = array(0,1,10,2,30,25,40,60,
          50,110,60,160,70,210,75,230,80,260,85,370,
          90,480,
          95,370,100,260,105,230,
          110,210,120,160,130,110,140,60,
          150,25,170,2,180,1);
 
$graph = new PolarGraph(350,320);
$graph->SetScale('log',100);
$graph->SetType(POLAR_180);
 
// Hide frame around graph (by setting width=0)
$graph->SetFrame(true,'white',1);
 
// Show both major and minor grid lines
$graph->axis->ShowGrid(true,true);
 
// Set color for gradient lines
$graph->axis->SetGridColor('lightblue:0.9','lightblue:0.9','lightblue:0.9');
 
// Set label and axis colors
$graph->axis->SetColor('black','navy','darkred');
 
// Draw the ticks on the bottom side of the radius axis
$graph->axis->SetTickSide(SIDE_DOWN);
 
// Increase the margin for the labels since we changed the
// side of the ticks.
$graph->axis->SetLabelMargin(6);
 
// Change fonts
$graph->axis->SetFont(FF_ARIAL,FS_NORMAL,8);
$graph->axis->SetAngleFont(FF_ARIAL,FS_NORMAL,8);
 
// Setup axis title
$graph->axis->SetTitle('Coverage (in meter)','middle');
$graph->axis->title->SetFont(FF_FONT1,FS_BOLD);
 
// Setup graph title
$graph->title->Set('Polar plot #9');
$graph->title->SetFont(FF_ARIAL,FS_BOLD,16);
$graph->title->SetColor('navy');
 
// Setup tab title
$graph->tabtitle->Set('Microphone #1');
$graph->tabtitle->SetColor('brown:0.5','lightyellow');
 
 
$p = new PolarPlot($data);
$p->SetFillColor('lightblue@0.5');
$p->mark->SetType(MARK_SQUARE);
 
$graph->Add($p);
 
$graph->Stroke();
 
?>