1 | <?php |
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2 | require_once ('jpgraph/jpgraph.php'); |
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3 | require_once ('jpgraph/jpgraph_windrose.php'); |
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4 | |
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5 | // Data |
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6 | $data = array( |
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7 | 0 => array(1,1,2.5,4), |
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8 | 1 => array(3,4,1,4), |
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9 | 3 => array(2,7,4,4,3), |
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10 | 5 => array(2,7,1,2)); |
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11 | |
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12 | // Text to be added. |
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13 | $txt=array(); |
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14 | $txt[0] = "It is possible to add arbitrary,multi line, text to a graph. "; |
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15 | $txt[0] .= "Such a paragraph can have it's text be left, right or center "; |
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16 | $txt[0] .= "aligned."; |
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17 | $txt[1] = "This is an example of a right aligned paragraph."; |
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18 | $txt[2] = "Finally we can show a center aligned paragraph without box."; |
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19 | |
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20 | // We store the layout for each of the text boxes in an array |
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21 | // to keep the code clean |
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22 | $txtlayout = array( |
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23 | array(0.97,0.15,25,'left','black','lightblue'), |
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24 | array(0.97,0.4,20,'right','black','lightblue'), |
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25 | array(0.97,0.7,20,'center','darkred',false,FF_COMIC,FS_NORMAL,12), |
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26 | ); |
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27 | |
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28 | // Range colors to be used |
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29 | $rangeColors = array('silver','khaki','orange','brown','blue','navy','maroon','red'); |
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30 | |
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31 | // First create a new windrose graph with a title |
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32 | $graph = new WindroseGraph(570,430); |
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33 | $graph->title->Set('Windrose example 5'); |
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34 | $graph->title->SetFont(FF_VERDANA,FS_BOLD,12); |
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35 | $graph->title->SetColor('navy'); |
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36 | |
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37 | // Setup graph background color |
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38 | $graph->SetColor('darkgreen@0.7'); |
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39 | |
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40 | // Setup all the defined text boxes |
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41 | $n = count($txt); |
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42 | for( $i=0; $i < $n; ++$i ) { |
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43 | $txtbox[$i] = new Text($txt[$i]); |
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44 | $txtbox[$i]->SetPos($txtlayout[$i][0],$txtlayout[$i][1],'right'); |
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45 | $txtbox[$i]->SetWordwrap($txtlayout[$i][2]); |
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46 | $txtbox[$i]->SetParagraphAlign($txtlayout[$i][3]); |
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47 | $txtbox[$i]->SetColor($txtlayout[$i][4]); |
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48 | $txtbox[$i]->SetBox($txtlayout[$i][5]); |
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49 | if( count($txtlayout[$i]) > 6 ) |
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50 | $txtbox[$i]->SetFont($txtlayout[$i][6],$txtlayout[$i][7],$txtlayout[$i][8]); |
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51 | } |
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52 | $graph->Add($txtbox); |
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53 | |
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54 | // Create the windrose plot. |
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55 | $wp = new WindrosePlot($data); |
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56 | |
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57 | // Set background color for plot area |
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58 | $wp->SetColor('lightyellow'); |
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59 | |
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60 | // Add a box around the plot |
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61 | $wp->SetBox(); |
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62 | |
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63 | // Setup the colors for the ranges |
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64 | $wp->SetRangeColors($rangeColors); |
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65 | |
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66 | // Adjust the font and font color for scale labels |
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67 | $wp->scale->SetFont(FF_ARIAL,FS_NORMAL,9); |
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68 | $wp->scale->SetFontColor('navy'); |
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69 | |
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70 | // Set the diameter and position for plot |
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71 | $wp->SetSize(190); |
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72 | $wp->SetPos(0.35,0.53); |
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73 | |
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74 | $wp->SetZCircleSize(0.2); |
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75 | |
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76 | // Adjust the font and font color for compass directions |
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77 | $wp->SetFont(FF_ARIAL,FS_NORMAL,10); |
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78 | $wp->SetFontColor('darkgreen'); |
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79 | |
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80 | // Adjust the margin to the compass directions |
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81 | $wp->SetLabelMargin(50); |
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82 | |
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83 | // Adjust grid colors |
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84 | $wp->SetGridColor('silver','blue'); |
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85 | |
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86 | // Add (m/s) text to legend |
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87 | $wp->legend->SetText('(m/s)'); |
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88 | $wp->legend->SetMargin(20,5); |
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89 | |
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90 | // Add plot and send back to client |
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91 | $graph->Add($wp); |
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92 | $graph->Stroke(); |
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93 | ?> |
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94 | |
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