$Canvas = new GDCanvas(700, 230);
$Chart = new pChart(700, 230, $Canvas);
// Dataset
$DataSet->AddPoints(array(1, 4, 3, 2, 3, 3, 2, 1, 0, 7, 4, 3, 2, 3, 3, 5, 1, 0, 7), "Serie1");
$DataSet->AddPoints(array(1, 4, 2, 6, 2, 3, 0, 1, 5, 1, 2, 4, 5, 2, 1, 0, 6, 4, 2), "Serie2");
$DataSet->AddAllSeries();
$DataSet->SetAbscissaLabelSeries();
$DataSet->SetSeriesName("January", "Serie1");
$DataSet->SetSeriesName("February", "Serie2");
// Cache definition
$Cache = new pCache();
$Cache->GetFromCache("Example11", $DataSet->GetData());
// Initialise the graph
$Chart->setFontProperties("../Fonts/tahoma.ttf", 8);
$Chart->setGraphArea(50, 30, 585, 200);
$Chart->drawScale($DataSet, ScaleStyle::DefaultStyle(), 0, 2);
$Chart->drawGrid(new GridStyle(4, TRUE, new Color(230), 50));
// Draw the 0 line
$Chart->setFontProperties("../Fonts/tahoma.ttf", 6);
$Chart->drawTreshold(0, new Color(143, 55, 72), TRUE, TRUE);
// Draw the cubic curve graph
$Chart->drawCubicCurve($DataSet, 0.1, "Serie1");
$Chart->drawCubicCurve($DataSet, 0.1, "Serie2");
// Finish the graph
$Chart->setFontProperties("../Fonts/tahoma.ttf", 8);
$Chart->drawLegend(600, 30, $DataSet->GetDataDescription(), new Color(255));
$Chart->setFontProperties("../Fonts/tahoma.ttf", 10);
$Chart->drawTitle(50, 22, "Example 1", new Color(50), 585);
// Render the graph
$Cache->WriteToCache("Example11", $DataSet->GetData(), $Chart);
$Chart->Render("Example11.png");
public function testDrawLimitsGraph()
{
// Dataset definition
$DataSet = new pData();
$DataSet->addPoints(array(1, 4, -3, 2, -3, 3, 2, 1, 0, 7, 4, -3, 2, -3, 3, 5, 1, 0, 7), "Serie1");
$DataSet->addPoints(array(2, 5, 7, 5, 1, 5, 6, 4, 8, 4, 0, 2, 5, 6, 4, 5, 6, 7, 6), "Serie2");
$DataSet->AddAllSeries();
$DataSet->SetAbscissaLabelSeries();
$DataSet->SetSeriesName("January", "Serie1");
$DataSet->SetSeriesName("February", "Serie2");
// Initialise the graph
$canvas = new TestCanvas();
$Test = new pChart(700, 230, $canvas);
$Test->setFontProperties("Fonts/tahoma.ttf", 8);
$Test->setGraphArea(50, 30, 585, 200);
$canvas->drawFilledRoundedRectangle(new Point(7, 7), new Point(693, 223), 5, new Color(240), 1, 0, ShadowProperties::NoShadow());
$backgroundStyle = new BackgroundStyle(new Color(255), TRUE);
$Test->drawGraphBackground($backgroundStyle);
$Test->drawScale($DataSet, ScaleStyle::DefaultStyle(), 0, 2, TRUE);
$Test->drawGrid(new GridStyle(4, TRUE, new Color(230), 50));
// Draw the 0 line
$Test->setFontProperties("Fonts/tahoma.ttf", 6);
$Test->drawTreshold(0, new Color(143, 55, 72), TRUE, TRUE);
// Draw the limit graph
$Test->drawLimitsGraph($DataSet->GetData(), $DataSet->GetDataDescription(), new Color(180));
// Finish the graph
$Test->setFontProperties("Fonts/tahoma.ttf", 8);
$Test->drawLegend(600, 30, $DataSet->GetDataDescription(), new Color(255));
$Test->setFontProperties("Fonts/tahoma.ttf", 10);
$Test->drawTitle(50, 22, "Example 5", new Color(50), 585);
$this->assertEquals('6964c6d67548ec50af551f396ef0cb09', md5($canvas->getActionLog()));
}
/**
* Write the X Axis caption on the scale, if set
*/
private function writeScaleXAxisCaption(pData $data, ScaleStyle $style, $YMax)
{
if ($data->getDataDescription()->getXAxisName() != '') {
$Position = imageftbbox($this->FontSize, 90, $this->FontName, $data->getDataDescription()->getXAxisName());
$TextWidth = abs($Position[2]) + abs($Position[0]);
$TextLeft = ($this->GArea_X2 - $this->GArea_X1) / 2 + $this->GArea_X1 + $TextWidth / 2;
$this->canvas->drawText($this->FontSize, 0, new Point($TextLeft, $YMax + $this->FontSize + 5), $style->getColor(), $this->FontName, $data->getDataDescription()->getXAxisName(), $this->shadowProperties);
}
}