addPoints(rand(10, 30) + $i, "Probe 1"); } for ($i = 0; $i <= 20; $i++) { $data->addPoints(rand(0, 10) + $i, "Probe 2"); } $data->setAxisName(0, "Temperatures"); $image = new Image(700, 230, $data); $image->Antialias = false; $image->drawRectangle(0, 0, 699, 229, ["R" => 0, "G" => 0, "B" => 0]); $image->setFontProperties(["FontName" => "Forgotte.ttf", "FontSize" => 11]); $image->drawText(150, 35, "Average temperature", ["FontSize" => 20, "Align" => TEXT_ALIGN_BOTTOMMIDDLE]); $image->setFontProperties(["FontName" => "pf_arma_five.ttf", "FontSize" => 6]); $image->setGraphArea(60, 40, 650, 200); $scaleSettings = ["XMargin" => 10, "YMargin" => 10, "Floating" => true, "GridR" => 200, "GridG" => 200, "GridB" => 200, "DrawSubTicks" => true, "CycleBackground" => true]; $image->drawScale($scaleSettings); $image->Antialias = true; $image->drawBestFit(); $image->setShadow(true, ["X" => 1, "Y" => 1, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10]); $image->drawPlotChart(); $image->drawLegend(580, 20, ["Style" => LEGEND_NOBORDER, "Mode" => LEGEND_HORIZONTAL]); $filename = $this->tester->getOutputPathForChart('drawBestFit.png'); $image->render($filename); $image->stroke(); $this->tester->seeFileFound($filename); } }