PHP ezcGraphPieChart::render方法代码示例

 private function sourceGraph()
 {
     $q = ezcDbInstance::get()->createSelectQuery();
     $q->select('source, count(source)')->from('message')->groupBy('source');
     $s = $q->prepare();
     $s->execute();
     $chart = new ezcGraphPieChart();
     $chart->title = 'Sources';
     $chart->legend = false;
     $chart->palette = new ezcGraphPaletteEz();
     $chart->data['browsers'] = new ezcGraphDatabaseDataSet($s);
     $chart->render(300, 200, '/tmp/graph.png');
     return file_get_contents('/tmp/graph.png');
 }

 /**
  * Generates a crash report version distribution graph for currently 
  * selected project and dumps it to stdout.
  * @param type $w Desired image width.
  * @param type $h Desired image height.
  * @throws CHttpException
  * @return void
  */
 public static function generateBugStatusDistributionGraph($w, $h, $file = null)
 {
     if (!is_numeric($w) || $w <= 0 || $w > 1024) {
         throw new CHttpException(403, 'Invalid parameter');
     }
     if (!is_numeric($h) || $h <= 0 || $h > 960) {
         throw new CHttpException(403, 'Invalid parameter');
     }
     // Get current project info
     $curProjectId = Yii::app()->user->getCurProjectId();
     if ($curProjectId == false) {
         throw new CHttpException(403, 'Invalid parameter');
     }
     $curVer = Yii::app()->user->getCurProjectVer();
     // Prepare data
     $criteria = new CDbCriteria();
     $criteria->select = 'status, COUNT(*) as cnt';
     $criteria->group = 'status';
     $criteria->compare('project_id', $curProjectId);
     $criteria->order = 'status DESC';
     if ($curVer != -1) {
         $criteria->compare('appversion_id', $curVer == 0 ? null : $curVer);
     }
     $data = array();
     $models = Bug::model()->findAll($criteria);
     $totalCount = 0;
     $curVerStr = '';
     foreach ($models as $model) {
         $totalCount += $model->cnt;
         $data[Lookup::item('BugStatus', $model->status)] = $model->cnt;
     }
     // Check the case when $data is empty.
     if (count($data) == 0) {
         // Open out file
         if ($file != null) {
             $fout = @fopen($file, 'w');
             if ($fout == false) {
                 @unlink($tmpfile);
                 throw new CHttpException(403, 'Invalid file.');
             }
         }
         // No data available
         $fileName = Yii::app()->basePath . '/../images/no_data_available.png';
         if ($fd = @fopen($fileName, "r")) {
             $fsize = filesize($fileName);
             // Write HTTP headers
             header("Content-type: image/png");
             //header("Content-Disposition: filename=\"".$fileName."\"");
             header("Content-length: {$fsize}");
             header("Cache-control: private");
             //use this to open files directly
             // Write file content
             while (!feof($fd)) {
                 $buffer = fread($fd, 2048);
                 if ($file == null) {
                     echo $buffer;
                 } else {
                     fwrite($fout, $buffer);
                 }
             }
             if ($file != null) {
                 fclose($fout);
             }
             fclose($fd);
         }
         return;
     }
     $graph = new ezcGraphPieChart();
     $graph->palette = new ezcGraphPaletteEzRed();
     $graph->data['Versions'] = new ezcGraphArrayDataSet($data);
     $graph->legend = true;
     $graph->legend->position = ezcGraph::RIGHT;
     $graph->options->font->name = 'Tahoma';
     $graph->options->sum = $totalCount;
     $graph->options->summarizeCaption = 'Others';
     $graph->renderer->options->pieChartGleam = 0.3;
     $graph->renderer->options->pieChartGleamColor = '#FFFFFF';
     $graph->renderer->options->pieChartGleamBorder = 2;
     $graph->renderer = new ezcGraphRenderer3d();
     $graph->renderer->options->pieChartRotation = 0.8;
     $graph->renderer->options->pieChartShadowSize = 10;
     if ($file === null) {
         $graph->renderToOutput($w, $h);
     } else {
         $graph->render($w, $h, $file);
     }
 }

if (isset($user_status)) {
    // build status chart
    /*TODO Generalize pie chart generation*/
    $graph = new ezcGraphPieChart();
    $graph->palette = new ezcGraphPaletteEzBlue();
    $graph->legend = false;
    $title = 'Status repartition for user ' . $user . ' (count)';
    $graph->data[$title] = new ezcGraphArrayDataSet($user_status);
    $graph->renderer = new ezcGraphRenderer3d();
    $graph->renderer->options->moveOut = 0.2;
    $graph->renderer->options->pieChartOffset = 63;
    $graph->renderer->options->pieChartGleam = 0.3;
    $graph->renderer->options->pieChartGleamColor = '#FFFFFF';
    $graph->renderer->options->pieChartGleamBorder = 2;
    $graph->renderer->options->pieChartShadowSize = 5;
    $graph->renderer->options->pieChartShadowColor = '#BABDB6';
    $graph->renderer->options->pieChartHeight = 5;
    $graph->renderer->options->pieChartRotation = 0.8;
    $graph->driver = new ezcGraphGdDriver();
    $graph->options->font = 'app/img/KhmerOSclassic.ttf';
    $graph->driver->options->imageFormat = IMG_PNG;
    // FIXME change png name depending on user
    $graph->render(532, 195, 'app/img/graph/userStatusPieGraph-' . $user . '.png');
    echo '<h2>' . $title . '</h2>';
    echo '<img src="app/img/graph/userStatusPieGraph-' . $user . '.png"/>';
}
?>

<?php

require 'Base/src/base.php';
function __autoload($className)
{
    ezcBase::autoload($className);
}
// Require custom palette
require dirname(__FILE__) . '/ez_red.php';
// Create the graph
$graph = new ezcGraphPieChart();
$graph->palette = new ezcGraphPaletteEzRed();
$graph->legend = false;
// Add the data and hilight norwegian data set
$graph->data['week'] = new ezcGraphArrayDataSet(array('Claudia Kosny' => 128, 'Kristof Coomans' => 70, 'Xavier Dutoit' => 64, 'David Jones' => 58, 'Lukasz Serwatka' => 45, 'Norman Leutner' => 22, 'Marko Zmak' => 20, 'sangib das' => 20, 'Nabil Alimi' => 19));
// Set graph title
$graph->title = '10 most active users on forum in last month';
// Use 3d renderer, and beautify it
$graph->renderer = new ezcGraphRenderer3d();
$graph->renderer->options->pieChartShadowSize = 12;
$graph->renderer->options->pieChartGleam = 0.5;
$graph->renderer->options->dataBorder = false;
$graph->renderer->options->pieChartHeight = 16;
$graph->renderer->options->legendSymbolGleam = 0.5;
$graph->renderer->options->pieChartOffset = 100;
$graph->driver = new ezcGraphSvgDriver();
// Output the graph with std SVG driver
$graph->render(500, 200, 'forum_month.svg');

 public function testRenderer3dPieChartMissingLabels()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphPieChart();
     $chart->data['TestCase'] = new ezcGraphArrayDataSet(array('Big' => 2.9, 'Small 1' => 0.03, 'Small 2' => 0.04, 'Small 3' => 0.03, 'Last' => 1));
     $chart->renderer = new ezcGraphRenderer3d();
     $chart->renderer->options->dataBorder = false;
     $chart->render(500, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testRender3dPieChartWithOneDataPoint()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphPieChart();
     $chart->data['Skien'] = new ezcGraphArrayDataSet(array('Norwegian' => 10));
     $chart->renderer = new ezcGraphRenderer3d();
     $chart->renderer->options->dataBorder = false;
     $chart->render(500, 300, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testPieChartSvgLinkingCustomCursor()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphPieChart();
     $chart->data['sample'] = new ezcGraphArrayDataSet(array('Mozilla' => 4375, 'IE' => 345, 'Opera' => 1204, 'wget' => 231, 'Safari' => 987));
     $chart->data['sample']->url = 'http://example.org/browsers';
     $chart->data['sample']->url['Mozilla'] = 'http://example.org/browsers/mozilla';
     $chart->data['sample']->highlight['Opera'] = true;
     $chart->driver->options->linkCursor = 'crosshair';
     $chart->render(500, 200, $filename);
     ezcGraphTools::linkSvgElements($chart);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

<?php

require_once 'tutorial_autoload.php';
$graph = new ezcGraphPieChart();
$graph->palette = new ezcGraphPaletteEzRed();
$graph->title = 'Access statistics';
$graph->options->label = '%2$d (%3$.1f%%)';
$graph->data['Access statistics'] = new ezcGraphArrayDataSet(array('Mozilla' => 19113, 'Explorer' => 10917, 'Opera' => 1464, 'Safari' => 652, 'Konqueror' => 474));
$graph->data['Access statistics']->highlight['Explorer'] = true;
$graph->renderer = new ezcGraphRenderer3d();
$graph->renderer->options->moveOut = 0.2;
$graph->renderer->options->pieChartOffset = 63;
$graph->renderer->options->pieChartGleam = 0.3;
$graph->renderer->options->pieChartGleamColor = '#FFFFFF';
$graph->renderer->options->pieChartShadowSize = 5;
$graph->renderer->options->pieChartShadowColor = '#000000';
$graph->renderer->options->legendSymbolGleam = 0.5;
$graph->renderer->options->legendSymbolGleamSize = 0.9;
$graph->renderer->options->legendSymbolGleamColor = '#FFFFFF';
$graph->renderer->options->pieChartSymbolColor = '#55575388';
$graph->renderer->options->pieChartHeight = 5;
$graph->renderer->options->pieChartRotation = 0.8;
$graph->render(400, 150, 'tutorial_pie_chart_3d.svg');

 public function testPieChartWithoutData()
 {
     try {
         $pieChart = new ezcGraphPieChart();
         $pieChart->render(400, 200);
     } catch (ezcGraphNoDataException $e) {
         return true;
     }
     $this->fail('Expected ezcGraphNoDataException.');
 }

 public function testBottomLegend()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphPieChart();
     $chart->data['sample'] = new ezcGraphArrayDataSet(array('Mozilla' => 4375, 'IE' => 345, 'Opera' => 1204, 'wget' => 231, 'Safari' => 987));
     $chart->legend->position = ezcGraph::BOTTOM;
     $chart->legend->padding = 2;
     $chart->render(500, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

<?php

require_once 'tutorial_autoload.php';
$graph = new ezcGraphPieChart();
$graph->title = 'Access statistics';
$graph->data['Access statistics'] = new ezcGraphArrayDataSet(array('Mozilla' => 19113, 'Explorer' => 10917, 'Opera' => 1464, 'Safari' => 652, 'Konqueror' => 474));
$graph->data['Access statistics']->highlight['Opera'] = true;
$graph->render(400, 150, 'tutorial_simple_pie.svg');

<?php

require_once 'tutorial_autoload.php';
$graph = new ezcGraphPieChart();
$graph->palette = new ezcGraphPaletteEzBlue();
$graph->title = 'Access statistics';
$graph->options->font->name = 'serif';
$graph->title->background = '#EEEEEC';
$graph->title->font->name = 'sans-serif';
$graph->options->font->maxFontSize = 8;
$graph->data['Access statistics'] = new ezcGraphArrayDataSet(array('Mozilla' => 19113, 'Explorer' => 10917, 'Opera' => 1464, 'Safari' => 652, 'Konqueror' => 474));
$graph->render(400, 150, 'tutorial_chart_title.svg');

$graph->data['File number per ' . $index] = new ezcGraphArrayDataSet($count);
$graph->data['File number per ' . $index]->highlight['Others'] = true;
$graph->renderer = new ezcGraphRenderer3d();
$graph->renderer->options->moveOut = 0.2;
$graph->renderer->options->pieChartOffset = 63;
$graph->renderer->options->pieChartGleam = 0.3;
$graph->renderer->options->pieChartGleamColor = '#FFFFFF';
$graph->renderer->options->pieChartGleamBorder = 2;
$graph->renderer->options->pieChartShadowSize = 5;
$graph->renderer->options->pieChartShadowColor = '#BABDB6';
$graph->renderer->options->pieChartHeight = 5;
$graph->renderer->options->pieChartRotation = 0.8;
$graph->driver = new ezcGraphGdDriver();
$graph->options->font = 'app/img/arial.ttf';
$graph->driver->options->imageFormat = IMG_PNG;
$graph->render(532, 195, 'app/img/graph/countPieGraph.png');
echo '<h2>File number per ' . $index . '</h2>';
?>

<img src="app/img/graph/countPieGraph.png"/>
<table class="simple">
     <thead>
        <tr>
            <th><?php 
echo ucfirst($index);
?>
</th>
            <th>Space used</th>
            <th>Count</th>
        </tr>
    </thead>

<?php

require_once 'tutorial_autoload.php';
$graph = new ezcGraphPieChart();
$graph->palette = new ezcGraphPaletteEzRed();
$graph->title = 'Access statistics';
$graph->data['Access statistics'] = new ezcGraphArrayDataSet(array('Mozilla' => 19113, 'Explorer' => 10917, 'Opera' => 1464, 'Safari' => 652, 'Konqueror' => 474));
$graph->background->image = 'ez.png';
$graph->background->position = ezcGraph::BOTTOM | ezcGraph::RIGHT;
$graph->background->repeat = ezcGraph::NO_REPEAT;
$graph->render(400, 150, 'tutorial_chart_background.svg');

 public function testReturnFrom3dSvgPieChartWithGleam()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphPieChart();
     $chart->renderer = new ezcGraphRenderer3d();
     $chart->renderer->options->pieChartGleam = 0.5;
     $chart->data['sample'] = new ezcGraphArrayDataSet(array('Mozilla' => 4375, 'IE' => 345, 'Opera' => 1204, 'wget' => 231, 'Safari' => 987));
     $chart->render(500, 200, $filename);
     $reference = $chart->renderer->getElementReferences();
     // Check data references
     $this->assertSame(1, count($reference['data']), 'One dataset expected.');
     $this->assertSame(5, count($reference['data']['sample']), '5 datapoints expected.');
     $this->assertSame(3, count($reference['data']['sample']['Mozilla']), '2 elements for datapoint expexted');
     $this->assertSame('ezcGraphCircleSector_45', $reference['data']['sample']['Mozilla'][0], 'ezcGraphCircleSector expected.');
     $this->assertSame('ezcGraphCircleSector_46', $reference['data']['sample']['Mozilla'][1], 'ezcGraphCircleSector expected.');
     $this->assertSame('ezcGraphTextBox_77', $reference['data']['sample']['Mozilla'][2], 'ezcGraphTextBox expected.');
     // Check legend references
     $this->assertSame(5, count($reference['legend']), '5 legend items expected.');
     $this->assertSame(2, count($reference['legend']['IE']), '2 elements for legend item expected.');
     $this->assertSame('ezcGraphPolygon_5', $reference['legend']['IE']['symbol'], 'ezcGraphPolygon expected as legend symbol.');
     $this->assertSame('ezcGraphTextBox_6', $reference['legend']['IE']['text'], 'ezcGraphTextBox expected for legend text.');
     // Check for legend URLs
     $this->assertSame(5, count($reference['legend_url']), '5 legend url items expected.');
     $this->assertSame(null, $reference['legend_url']['Mozilla'], 'No link expected for "moreData".');
 }