1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
<?php
class Piwik_ViewDataTable_Sparkline extends Piwik_ViewDataTable
{
function init($currentControllerName,
$currentControllerAction,
$moduleNameAndMethod )
{
parent::init($currentControllerName,
$currentControllerAction,
$moduleNameAndMethod );
}
public function main()
{
if($this->mainAlreadyExecuted)
{
return;
}
$this->mainAlreadyExecuted = true;
// we load the data with the filters applied
$this->loadDataTableFromAPI();
$this->dataAvailable = $this->dataTable->getRowsCount() != 0;
if(!$this->dataAvailable)
{
$this->view->title("No data for this graph", '{font-size: 25px;}');
}
else
{
$data = $this->generateDataFromDataTableArray($this->dataTable);
$graph = new Piwik_Sparkline_Graph;
$graph->setData($data);
$graph->main();
// var_dump($data);
$this->view = $graph;
}
}
}
require_once 'sparkline/lib/Sparkline_Line.php';
class Piwik_Sparkline_Graph
{
function setData($data)
{
$this->data = $data;
}
function main()
{
$data = $this->data;
$sparkline = new Sparkline_Line();
// $sparkline->SetColorHtml('lineColor', '000000');
$sparkline->SetColor('lineColor', 22,44,74); // dark blue
// $sparkline->SetColor('lineColor', 0,119,204);
$sparkline->SetColorHtml('red', '#FF7F7F');
$sparkline->SetColorHtml('blue', '#55AAFF');
$sparkline->SetColorHtml('green', '#75BF7C');
// $sparkline->SetDebugLevel(DEBUG_NONE);
// $sparkline->SetDebugLevel(DEBUG_ERROR | DEBUG_WARNING | DEBUG_STATS | DEBUG_CALLS | DEBUG_DRAW, 'log.txt');
$data = array_reverse($data);
$min = $max= $last = null;
$i = 0;
foreach($this->data as $row)
{
$value = $row['value'];
$sparkline->SetData($i, $value);
if( null == $min || $value <= $min[1])
{
$min = array($i, $value);
}
if(null == $max || $value >= $max[1])
{
$max = array($i, $value);
}
$last = array($i, $value);
$i++;
}
// echo imagefontwidth(FONT_2);exit;
// set y-bound, min and max extent lines
//
$sparkline->SetYMin(0);
$sparkline->SetPadding(2); // setpadding is additive
$sparkline->SetPadding(13,//font height
3,//4 * (strlen("$last[1]")),
0, //imagefontheight(FONT_2),
0);
$font = FONT_2;
$sparkline->SetFeaturePoint($min[0]-1,$min[1]+2,'red', 5, $min[1], TEXT_TOP,$font);
$sparkline->SetFeaturePoint($max[0]-1,$max[1], 'green', 5, $max[1], TEXT_TOP,$font);
$sparkline->SetFeaturePoint($last[0]-1, $last[1], 'blue',5);//, " $last[1]", TEXT_RIGHT,$font);
$sparkline->SetLineSize(3); // for renderresampled, linesize is on virtual image
$sparkline->RenderResampled(100, 30, 'lineColor');
$this->sparkline = $sparkline;
}
function render()
{
$this->sparkline->Output();
}
}
?>
|
