74 lines
2.1 KiB
PHP
Executable File
74 lines
2.1 KiB
PHP
Executable File
<?php
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require_once ('jpgraph/jpgraph.php');
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require_once ('jpgraph/jpgraph_windrose.php');
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// Data can be specified using both ordinal index of the axis
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// as well as the direction label
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$data[0] = array(
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0 => array(1,1,2.5,4),
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1 => array(3,4,1,4),
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3 => array(2,7,4,4,3),
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5 => array(2,7,1,2));
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$data[1] = array(
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"n" => array(1,1,2.5,4),
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"ssw" => array(3,4,1,4),
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"se" => array(2,7,4,4,3));
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// Store the position and size data for each plot in an
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// array to make it easier to create multiple plots.
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// The format choosen for the layout data is
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// (type,x-pos,y-pos,size, z-circle size)
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$layout = array(
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array(WINDROSE_TYPE8,0.25,0.55,0.4,0.25),
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array(WINDROSE_TYPE16,0.75,0.55,0.4,0.25));
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$legendtxt = array('(m/s) Station 7','(m/s) Station 12');
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// First create a new windrose graph with a dropshadow
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$graph = new WindroseGraph(600,350);
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$graph->SetShadow('darkgray');
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// Setup titles
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$graph->title->Set('Windrose example 3');
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$graph->title->SetFont(FF_VERDANA,FS_BOLD,12);
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$graph->title->SetColor('navy');
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$graph->subtitle->Set('(Multiple plots in the same graph)');
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$graph->subtitle->SetFont(FF_VERDANA,FS_NORMAL,9);
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$graph->subtitle->SetColor('navy');
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// Create the two windrose plots.
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for( $i=0; $i < count($data); ++$i ) {
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$wp[$i] = new WindrosePlot($data[$i]);
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// Make it have 8 compass direction
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$wp[$i]->SetType($layout[$i][0]);
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// Adjust the font and font color for scale labels
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$wp[$i]->scale->SetFont(FF_TIMES,FS_NORMAL,10);
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$wp[$i]->scale->SetFontColor('navy');
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// Set the position of the plot
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$wp[$i]->SetPos($layout[$i][1],$layout[$i][2]);
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// Set the diameter for the plot to 30% of the width of the graph pixels
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$wp[$i]->SetSize($layout[$i][3]);
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// Set the size of the innermost center circle to 30% of the plot size
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$wp[$i]->SetZCircleSize($layout[$i][4]);
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// Adjust the font and font color for compass directions
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$wp[$i]->SetFont(FF_ARIAL,FS_NORMAL,10);
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$wp[$i]->SetFontColor('darkgreen');
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// Add legend text
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$wp[$i]->legend->SetText($legendtxt[$i]);
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$graph->Add($wp[$i]);
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}
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// Send the graph to the browser
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$graph->Stroke();
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?>
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