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restructured the code to be more OOP friendly

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This commit is contained in:
Martynas Mickevicius
2010-06-21 17:34:50 +03:00
parent 8eb93f5a68
commit 9970ce91da
2 changed files with 53 additions and 33 deletions
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35
libraries/chart/pma_pchart_chart.php
View File

@@ -2,22 +2,51 @@
require_once 'pma_chart.php'; require_once 'pma_chart.php';
include "pChart/pData.class";
include "pChart/pChart.class";
/* /*
* Base class for every chart implemented using pChart. * Base class for every chart implemented using pChart.
*/ */
class PMA_pChart_Chart extends PMA_Chart abstract class PMA_pChart_Chart extends PMA_Chart
{ {
protected $titleText;
protected $data;
protected $dataSet;
protected $chart;
protected $imageEncoded; protected $imageEncoded;
protected $fontPath = './libraries/chart/pChart/fonts/'; protected $fontPath = './libraries/chart/pChart/fonts/';
function __construct($options = null) public function __construct($titleText, $data, $options = null)
{ {
parent::__construct($options); parent::__construct($options);
$this->titleText = $titleText;
$this->data = $data;
} }
function toString() abstract protected function prepareDataSet();
abstract protected function prepareChart();
protected function render()
{ {
ob_start();
imagepng($this->chart->Picture);
$output = ob_get_contents();
ob_end_clean();
$this->imageEncoded = base64_encode($output);
}
public function toString()
{
$this->prepareDataSet();
$this->prepareChart();
$this->render();
return '<img id="pChartPicture1" src="data:image/png;base64,'.$this->imageEncoded.'" />'; return '<img id="pChartPicture1" src="data:image/png;base64,'.$this->imageEncoded.'" />';
} }
} }

49
libraries/chart/pma_pchart_pie.php
View File

@@ -7,32 +7,30 @@ class PMA_pChart_Pie extends PMA_pChart_Chart
private $border1Width = 7; private $border1Width = 7;
private $border2Width = 5; private $border2Width = 5;
function __construct($titleText, $data, $options = null) protected function prepareDataSet()
{ {
parent::__construct($options);
require_once './libraries/chart/pChart/pData.class';
require_once './libraries/chart/pChart/pChart.class';
// Dataset definition // Dataset definition
$dataSet = new pData; $this->dataSet = new pData;
$dataSet->AddPoint(array_values($data),"Values"); $this->dataSet->AddPoint(array_values($this->data),"Values");
$dataSet->AddPoint(array_keys($data),"Keys"); $this->dataSet->AddPoint(array_keys($this->data),"Keys");
$dataSet->AddAllSeries(); $this->dataSet->AddAllSeries();
$dataSet->SetAbsciseLabelSerie("Keys"); $this->dataSet->SetAbsciseLabelSerie("Keys");
}
protected function prepareChart()
{
// Initialise the graph // Initialise the graph
$chart = new pChart($this->width, $this->height); $this->chart = new pChart($this->width, $this->height);
foreach ($this->colors as $key => $color) { foreach ($this->colors as $key => $color) {
$chart->setColorPalette( $this->chart->setColorPalette(
$key, $key,
hexdec(substr($color, 1, 2)), hexdec(substr($color, 1, 2)),
hexdec(substr($color, 3, 2)), hexdec(substr($color, 3, 2)),
hexdec(substr($color, 5, 2)) hexdec(substr($color, 5, 2))
); );
} }
$chart->setFontProperties($this->fontPath.'tahoma.ttf', 8); $this->chart->setFontProperties($this->fontPath.'tahoma.ttf', 8);
$chart->drawFilledRoundedRectangle( $this->chart->drawFilledRoundedRectangle(
$this->border1Width, $this->border1Width,
$this->border1Width, $this->border1Width,
$this->width - $this->border1Width, $this->width - $this->border1Width,
@@ -42,7 +40,7 @@ class PMA_pChart_Pie extends PMA_pChart_Chart
$this->getBgColorComp(1), $this->getBgColorComp(1),
$this->getBgColorComp(2) $this->getBgColorComp(2)
); );
$chart->drawRoundedRectangle( $this->chart->drawRoundedRectangle(
$this->border1Width, $this->border1Width,
$this->border1Width, $this->border1Width,
$this->width - $this->border1Width, $this->width - $this->border1Width,
@@ -50,22 +48,15 @@ class PMA_pChart_Pie extends PMA_pChart_Chart
5,0,0,0); 5,0,0,0);
// Draw the pie chart // Draw the pie chart
$chart->AntialiasQuality = 0; $this->chart->AntialiasQuality = 0;
$chart->setShadowProperties(2,2,200,200,200); $this->chart->setShadowProperties(2,2,200,200,200);
//$Test->drawFlatPieGraphWithShadow($DataSet->GetData(),$DataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,8); //$Test->drawFlatPieGraphWithShadow($DataSet->GetData(),$DataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,8);
//$Test->drawBasicPieGraph($DataSet->GetData(),$DataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,255,255,218,2); //$Test->drawBasicPieGraph($DataSet->GetData(),$DataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,255,255,218,2);
$chart->drawPieGraph($dataSet->GetData(),$dataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,FALSE,60,30,10,1); $this->chart->drawPieGraph($this->dataSet->GetData(),$this->dataSet->GetDataDescription(),180,160,120,PIE_PERCENTAGE,FALSE,60,30,10,1);
$chart->clearShadow(); $this->chart->clearShadow();
$chart->drawTitle(20,20,$titleText,0,0,0); $this->chart->drawTitle(20,20,$this->titleText,0,0,0);
$chart->drawPieLegend(350,15,$dataSet->GetData(),$dataSet->GetDataDescription(),250,250,250); $this->chart->drawPieLegend(350,15,$this->dataSet->GetData(),$this->dataSet->GetDataDescription(),250,250,250);
ob_start();
imagepng($chart->Picture);
$output = ob_get_contents();
ob_end_clean();
$this->imageEncoded = base64_encode($output);
} }
} }