PHP ezcGraphLineChart类代码示例

 public function testSetFontForElementWithRendering()
 {
     $chart = new ezcGraphLineChart();
     $chart->data['sampleData'] = new ezcGraphArrayDataSet(array('sample 1' => 234, 'sample 2' => 21, 'sample 3' => 324, 'sample 4' => 120, 'sample 5' => 1));
     $chart->options->font->path = $this->basePath . 'font.ttf';
     $chart->legend->font->path = $this->basePath . 'font2.ttf';
     $chart->render(500, 200);
     $this->assertEquals($this->basePath . 'font.ttf', $chart->options->font->path, 'General font face should be the old one.');
     $this->assertEquals($this->basePath . 'font.ttf', $chart->title->font->path, 'Font face for X axis should be the old one.');
     $this->assertTrue($chart->legend->font instanceof ezcGraphFontOptions, 'No fontOptions object was created.');
     $this->assertEquals($this->basePath . 'font2.ttf', $chart->legend->font->path, 'Font face for legend has not changed.');
 }

 public function testRenderTextTopMargin()
 {
     $chart = new ezcGraphLineChart();
     $chart->data['sample'] = new ezcGraphArrayDataSet(array('foo' => 1, 'bar' => 10));
     $chart->title = 'Title of a chart';
     $chart->title->position = ezcGraph::TOP;
     $chart->title->margin = 5;
     $mockedRenderer = $this->getMock('ezcGraphRenderer2d', array('drawText'));
     // Y-Axis
     $mockedRenderer->expects($this->at(0))->method('drawText')->with($this->equalTo(new ezcGraphBoundings(6, 6, 494, 14)), $this->equalTo('Title of a chart'), $this->equalTo(ezcGraph::CENTER | ezcGraph::MIDDLE));
     $chart->renderer = $mockedRenderer;
     $chart->render(500, 200);
 }

 /**
  * @dataProvider getAxisConfiguration
  */
 public function testAxisSpaceConfiguration(ezcGraphAxisLabelRenderer $xRenderer, ezcGraphAxisLabelRenderer $yRenderer, $xSpace, $ySpace, $outerSpace, $xAlign, $yAlign)
 {
     $filename = $this->tempDir . __FUNCTION__ . '_' . self::$i . '.svg';
     $chart = new ezcGraphLineChart();
     $chart->palette = new ezcGraphPaletteBlack();
     $chart->xAxis->axisLabelRenderer = $xRenderer;
     $chart->xAxis->axisSpace = $xSpace;
     $chart->xAxis->outerAxisSpace = $outerSpace;
     $chart->xAxis->position = $xAlign;
     $chart->yAxis->axisLabelRenderer = $yRenderer;
     $chart->yAxis->axisSpace = $ySpace;
     $chart->yAxis->outerAxisSpace = $outerSpace;
     $chart->yAxis->position = $yAlign;
     $chart->data['sampleData'] = new ezcGraphArrayDataSet(array('sample 1' => 250, 'sample 2' => 250, 'sample 3' => 0, 'sample 4' => 0, 'sample 5' => 500, 'sample 6' => 500));
     $chart->render(560, 250, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '_' . self::$i . '.svg');
 }

<?php

require_once 'tutorial_insert_data.php';
// Receive data from database
$db = ezcDbInstance::get();
$query = $db->createSelectQuery();
$query->select('hits')->from('browser_hits');
$statement = $query->prepare();
$statement->execute();
// Create chart from data
$chart = new ezcGraphLineChart();
$chart->title = 'Browser statistics';
$chart->options->fillLines = 220;
$chart->data['browsers'] = new ezcGraphDatabaseDataSet($statement);
$chart->data['average'] = new ezcGraphDataSetAveragePolynom($chart->data['browsers']);
$chart->render(400, 150, 'tutorial_single.svg');

 public function testStrToTimeLabelConvertionRendering()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphLineChart();
     $chart->data['some data'] = new ezcGraphArrayDataSet(array('1.1.2001' => 12, '1.1.2002' => 324, '1.1.2003' => 238, '1.1.2004' => 123));
     $chart->data['some data']->symbol = ezcGraph::DIAMOND;
     $chart->render(500, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testRenderCompleteLineChart2()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphLineChart();
     date_default_timezone_set('MET');
     $chart->data['Statistical data'] = new ezcGraphArrayDataSet(array('Jun 2006' => 1300000, 'May 2006' => 1200000, 'Apr 2006' => 1100000, 'Mar 2006' => 1100000, 'Feb 2006' => 1000000, 'Jan 2006' => 965000));
     $chart->data['Statistical data']->symbol = ezcGraph::BULLET;
     $chart->data['polynom order 2'] = new ezcGraphDataSetAveragePolynom($chart->data['Statistical data'], 2);
     $chart->xAxis = new ezcGraphChartElementNumericAxis();
     try {
         $chart->render(500, 200, $filename);
     } catch (ezcGraphDatasetAverageInvalidKeysException $e) {
         return true;
     }
     $this->fail('Expected ezcGraphDatasetAverageInvalidKeysException.');
 }

 public function testRenderCompleteLineChart()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $chart = new ezcGraphLineChart();
     $chart->data['Sinus'] = new ezcGraphNumericDataSet(-180, 180, create_function('$x', 'return 10 * sin( deg2rad( $x ) );'));
     $chart->data['Cosinus'] = new ezcGraphNumericDataSet(-180, 180, create_function('$x', 'return 5 * cos( deg2rad( $x ) );'));
     $chart->xAxis = new ezcGraphChartElementNumericAxis();
     $chart->render(500, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

function graph_bydate($p_metrics, $p_labels, $p_title, $p_graph_width = 300, $p_graph_height = 380)
{
    $t_graph_font = graph_get_font();
    error_check(is_array($p_metrics) ? count($p_metrics) : 0, lang_get('by_date'));
    if (plugin_config_get('eczlibrary') == ON) {
        $t_metrics = array();
        $t_dates = array_shift($p_metrics);
        //[0];
        $t_cnt = count($p_metrics);
        foreach ($t_dates as $i => $val) {
            //$t_metrics[$val]
            for ($j = 0; $j < $t_cnt; $j++) {
                $t_metrics[$j][$val] = $p_metrics[$j][$i];
            }
        }
        $graph = new ezcGraphLineChart();
        $graph->background->color = '#FFFFFF';
        $graph->xAxis = new ezcGraphChartElementNumericAxis();
        for ($k = 0; $k < $t_cnt; $k++) {
            $graph->data[$k] = new ezcGraphArrayDataSet($t_metrics[$k]);
            $graph->data[$k]->label = $p_labels[$k + 1];
        }
        $graph->xAxis->labelCallback = 'graph_date_format';
        $graph->xAxis->axisLabelRenderer = new ezcGraphAxisRotatedLabelRenderer();
        $graph->xAxis->axisLabelRenderer->angle = -45;
        $graph->legend->position = ezcGraph::BOTTOM;
        $graph->legend->background = '#FFFFFF80';
        $graph->driver = new ezcGraphGdDriver();
        //$graph->driver->options->supersampling = 1;
        $graph->driver->options->jpegQuality = 100;
        $graph->driver->options->imageFormat = IMG_JPEG;
        $graph->title = $p_title . ' ' . lang_get('by_date');
        $graph->options->font = $t_graph_font;
        $graph->renderToOutput($p_graph_width, $p_graph_height);
    } else {
        $graph = new Graph($p_graph_width, $p_graph_height);
        $graph->img->SetMargin(40, 140, 40, 100);
        if (ON == plugin_config_get('jpgraph_antialias')) {
            $graph->img->SetAntiAliasing();
        }
        $graph->SetScale('linlin');
        $graph->SetMarginColor('white');
        $graph->SetFrame(false);
        $graph->title->Set($p_title . ' ' . lang_get('by_date'));
        $graph->title->SetFont($t_graph_font, FS_BOLD);
        $graph->legend->Pos(0.01, 0.05, 'right', 'top');
        $graph->legend->SetShadow(false);
        $graph->legend->SetFillColor('white');
        $graph->legend->SetLayout(LEGEND_VERT);
        $graph->legend->SetFont($t_graph_font);
        $graph->yaxis->scale->ticks->SetDirection(-1);
        $graph->yaxis->SetFont($t_graph_font);
        $graph->yaxis->scale->SetAutoMin(0);
        if (FF_FONT2 <= $t_graph_font) {
            $graph->xaxis->SetLabelAngle(60);
        } else {
            $graph->xaxis->SetLabelAngle(90);
            # can't rotate non truetype fonts
        }
        $graph->xaxis->SetLabelFormatCallback('graph_date_format');
        $graph->xaxis->SetFont($t_graph_font);
        /*		$t_line_colours = plugin_config_get( 'jpgraph_colors' );
        		$t_count_colours = count( $t_line_colours );*/
        $t_lines = count($p_metrics) - 1;
        $t_line = array();
        for ($i = 1; $i <= $t_lines; $i++) {
            $t_line[$i] = new LinePlot($p_metrics[$i], $p_metrics[0]);
            //$t_line[$i]->SetColor( $t_line_colours[$i % $t_count_colours] );
            $t_line[$i]->SetCenter();
            $t_line[$i]->SetLegend($p_labels[$i]);
            $graph->Add($t_line[$i]);
        }
        if (helper_show_query_count()) {
            $graph->subtitle->Set(db_count_queries() . ' queries (' . db_time_queries() . 'sec)');
            $graph->subtitle->SetFont($t_graph_font, FS_NORMAL, 8);
        }
        $graph->Stroke();
    }
}

 public function testRotatedAxisLabel()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $graph = new ezcGraphLineChart();
     $graph->palette = new ezcGraphPaletteBlack();
     $graph->data['sample1'] = new ezcGraphArrayDataSet(array(1, 4, 6, 8, 2));
     $graph->data['sample1']->symbol = ezcGraph::SQUARE;
     $graph->data['sample2'] = new ezcGraphArrayDataSet(array(4, 6, 8, 2, 1));
     $graph->data['sample2']->symbol = ezcGraph::BOX;
     $graph->xAxis->label = "Some axis label";
     $graph->xAxis->labelRotation = 90;
     $graph->render(560, 250, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testReRenderChart()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $barChart = new ezcGraphLineChart();
     $barChart->data['test'] = new ezcGraphArrayDataSet(array(5, 23, 42));
     $color = $barChart->data['test']->color->default;
     $barChart->render(400, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
     // Render a second time with a new dataset, and expect the same result
     $barChart->data['test'] = new ezcGraphArrayDataSet(array(5, 23, 42));
     $barChart->data['test']->color = $color;
     $barChart->render(400, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testRenderWithZeroAxisSpace()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $labelCount = 20;
     $data = $this->getRandomData($labelCount, 500, 2000, 23);
     $chart = new ezcGraphLineChart();
     $chart->palette = new ezcGraphPaletteBlack();
     $chart->data['sample'] = new ezcGraphArrayDataSet($data);
     // Set manual label count
     $chart->xAxis->labelCount = 21;
     $chart->xAxis->axisLabelRenderer = new ezcGraphAxisRotatedLabelRenderer();
     $chart->xAxis->axisLabelRenderer->angle = 45;
     $chart->xAxis->axisSpace = 0.1;
     $chart->yAxis->axisLabelRenderer = new ezcGraphAxisNoLabelRenderer();
     $chart->yAxis->axisSpace = 0;
     $chart->render(500, 200, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

 public function testShortAxis()
 {
     $filename = $this->tempDir . __FUNCTION__ . '.svg';
     $graph = new ezcGraphLineChart();
     $graph->palette = new ezcGraphPaletteBlack();
     $graph->legend->position = ezcGraph::BOTTOM;
     $graph->data['sample'] = new ezcGraphArrayDataSet(array(1, 4, 6, 8, 2));
     $graph->renderer = new ezcGraphRenderer3d();
     $graph->renderer->options->axisEndStyle = ezcGraph::NO_SYMBOL;
     $graph->renderer->options->shortAxis = true;
     $graph->render(560, 250, $filename);
     $this->compare($filename, $this->basePath . 'compare/' . __CLASS__ . '_' . __FUNCTION__ . '.svg');
 }

<?php

require 'ezc-setup.php';
header('Content-Type: image/svg+xml');
list($domains, $ips) = (require 'data-graph1.php');
$chart = new ezcGraphLineChart();
$chart->title = 'PHP Usage Statistics';
$chart->palette = new ezcGraphPaletteTango();
$chart->options->fillLines = 230;
$chart->legend->title = "Legend";
$chart->xAxis->font->maxFontSize = 12;
$chart->yAxis->font->maxFontSize = 12;
$chart->title->font->maxFontSize = 20;
$chart->data['domains'] = new ezcGraphArrayDataSet($domains);
$chart->data['domains']->label = 'Domains';
$chart->data['ips'] = new ezcGraphArrayDataSet($ips);
$chart->data['ips']->label = 'IP addresses';
$chart->driver = new ezcGraphSvgDriver();
$chart->render(600, 400, 'php://output');

<?php

require_once 'tutorial_autoload.php';
$wikidata = (include 'tutorial_wikipedia_data.php');
$graph = new ezcGraphLineChart();
$graph->title = 'Wikipedia articles';
// Add data
foreach ($wikidata as $language => $data) {
    $graph->data[$language] = new ezcGraphArrayDataSet($data);
}
$graph->yAxis->min = 0;
// Use a different axis for the norwegian dataset
$graph->additionalAxis['norwegian'] = $nAxis = new ezcGraphChartElementNumericAxis();
$nAxis->position = ezcGraph::BOTTOM;
$nAxis->chartPosition = 1;
$nAxis->min = 0;
$graph->data['Norwegian']->yAxis = $nAxis;
// Still use the marker
$graph->additionalAxis['border'] = $marker = new ezcGraphChartElementNumericAxis();
$marker->position = ezcGraph::LEFT;
$marker->chartPosition = 1 / 3;
$graph->render(400, 150, 'tutorial_line_chart_additional_axis.svg');

 public function testRenderTextBoxesFromBottom()
 {
     $chart = new ezcGraphLineChart();
     $chart->palette = new ezcGraphPaletteBlack();
     $chart->xAxis->axisLabelRenderer = new ezcGraphAxisNoLabelRenderer();
     $chart->yAxis->axisLabelRenderer = new ezcGraphAxisBoxedLabelRenderer();
     $chart->yAxis->position = ezcGraph::BOTTOM;
     $chart->data['sampleData'] = new ezcGraphArrayDataSet(array('sample 1' => 234, 'sample 2' => 21, 'sample 3' => 324, 'sample 4' => 120, 'sample 5' => 1));
     $mockedRenderer = $this->getMock('ezcGraphRenderer2d', array('drawText'));
     $mockedRenderer->expects($this->at(0))->method('drawText')->with($this->equalTo(new ezcGraphBoundings(102.0, 150.0, 138.0, 178.0), 1.0), $this->equalTo('0'), $this->equalTo(ezcGraph::MIDDLE | ezcGraph::RIGHT));
     $mockedRenderer->expects($this->at(4))->method('drawText')->with($this->equalTo(new ezcGraphBoundings(102.0, 22.0, 138.0, 50.0), 1.0), $this->equalTo('400'), $this->equalTo(ezcGraph::MIDDLE | ezcGraph::RIGHT));
     $chart->renderer = $mockedRenderer;
     $chart->render(500, 200);
 }