Inizializzazione

jpgraph-3.5.0b1/src/Examples/windrose_ex5.php

@@ -0,0 +1,94 @@
+<?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();
+?>
+