8ec98c9f
 Guillaume
MAJ
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<?php
require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_windrose.php');
// Data
$data = array(
0 => array(1,1,2.5,4),
1 => array(3,4,1,4),
3 => array(2,7,4,4,3),
5 => array(2,7,1,2));
// Text to be added.
$txt=array();
$txt[0] = "It is possible to add arbitrary,multi line, text to a graph. ";
$txt[0] .= "Such a paragraph can have it's text be left, right or center ";
$txt[0] .= "aligned.";
$txt[1] = "This is an example of a right aligned paragraph.";
$txt[2] = "Finally we can show a center aligned paragraph without box.";
// We store the layout for each of the text boxes in an array
// to keep the code clean
$txtlayout = array(
array(0.97,0.15,25,'left','black','lightblue'),
array(0.97,0.4,20,'right','black','lightblue'),
array(0.97,0.7,20,'center','darkred',false,FF_COMIC,FS_NORMAL,12),
);
// Range colors to be used
$rangeColors = array('silver','khaki','orange','brown','blue','navy','maroon','red');
// First create a new windrose graph with a title
$graph = new WindroseGraph(570,430);
$graph->title->Set('Windrose example 5');
$graph->title->SetFont(FF_VERDANA,FS_BOLD,12);
$graph->title->SetColor('navy');
// Setup graph background color
$graph->SetColor('darkgreen@0.7');
// Setup all the defined text boxes
$n = count($txt);
for( $i=0; $i < $n; ++$i ) {
$txtbox[$i] = new Text($txt[$i]);
$txtbox[$i]->SetPos($txtlayout[$i][0],$txtlayout[$i][1],'right');
$txtbox[$i]->SetWordwrap($txtlayout[$i][2]);
$txtbox[$i]->SetParagraphAlign($txtlayout[$i][3]);
$txtbox[$i]->SetColor($txtlayout[$i][4]);
$txtbox[$i]->SetBox($txtlayout[$i][5]);
if( count($txtlayout[$i]) > 6 )
$txtbox[$i]->SetFont($txtlayout[$i][6],$txtlayout[$i][7],$txtlayout[$i][8]);
}
$graph->Add($txtbox);
// Create the windrose plot.
$wp = new WindrosePlot($data);
// Set background color for plot area
$wp->SetColor('lightyellow');
// Add a box around the plot
$wp->SetBox();
// Setup the colors for the ranges
$wp->SetRangeColors($rangeColors);
// Adjust the font and font color for scale labels
$wp->scale->SetFont(FF_ARIAL,FS_NORMAL,9);
$wp->scale->SetFontColor('navy');
// Set the diameter and position for plot
$wp->SetSize(190);
$wp->SetPos(0.35,0.53);
$wp->SetZCircleSize(0.2);
// Adjust the font and font color for compass directions
$wp->SetFont(FF_ARIAL,FS_NORMAL,10);
$wp->SetFontColor('darkgreen');
// Adjust the margin to the compass directions
$wp->SetLabelMargin(50);
// Adjust grid colors
$wp->SetGridColor('silver','blue');
// Add (m/s) text to legend
$wp->legend->SetText('(m/s)');
$wp->legend->SetMargin(20,5);
// Add plot and send back to client
$graph->Add($wp);
$graph->Stroke();
?>
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