Inizializzazione

jpgraph-3.5.0b1/src/Examples/windrose_ex9.php

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+<?php
+require_once ('jpgraph/jpgraph.php');
+require_once ('jpgraph/jpgraph_windrose.php');
+
+// Data can be specified using both ordinal index of the axis
+// as well as the direction label.
+$data = array(
+    'E' => array(3,2,1,2,2),
+    'N' => array(1,1,1.5,2),
+    'nw' => array(1,1,1.5,2),
+    'S' => array(2,3,5,1),
+    );
+
+// Define the color,weight and style of some individual radial
+// grid lines. Axis can be specified either by their (localized)
+// label or by their index.
+// Note; Depending on how many axis you have in the plot the
+// index will vary between 0..n where n is the number of
+// compass directions.
+$axiscolors = array('nw'=>'brown');
+$axisweights = array('nw'=>8);  // Could also be specified as 6 => 8
+$axisstyles = array('nw'=>'solid');
+
+// First create a new windrose graph with a title
+$graph = new WindroseGraph(400,500);
+$graph->title->Set('Windrose example 9');
+$graph->title->SetFont(FF_VERDANA,FS_BOLD,14);
+$graph->title->SetColor('navy');
+
+// Create the free windrose plot.
+$wp = new WindrosePlot($data);
+$wp->SetType(WINDROSE_TYPE16);
+
+// Specify colors weights and style for the radial gridlines
+$wp->SetRadialColors($axiscolors);
+$wp->SetRadialWeights($axisweights);
+$wp->SetRadialStyles($axisstyles);
+
+// Add some "arbitrary" text to the center
+$wp->scale->SetZeroLabel("SOx\n8%%");
+
+// Finally add it to the graph and send back to the client
+$graph->Add($wp);
+$graph->Stroke();
+?>
+