function cartesianChart($type, $x, $y, $w, $h, $imgname = '', $config = array()) { $w -= 4; $h -= 4; $settings = array('FontName' => 'tahoma.ttf', 'FontSize' => 8, 'LegendFontSize' => 8, 'LegendFontName' => 'tahoma.ttf', 'Logo' => '', 'LogoTransparency' => 20, 'XAxisFormat' => 'number', 'XAxisUnit' => '', 'YAxisFormat' => 'number', 'YAxisUnit' => '', 'XLogo' => 0, 'YLogo' => 0, 'Xlabel' => 'x label', 'XAngle' => 0, 'Ylabel' => 'y label', 'Legend' => '', 'Textbox' => '', 'TextboxFontSize' => 8, 'TextboxFontName' => 'tahoma.ttf', 'ImgR' => 132, 'ImgG' => 173, 'ImgB' => 131, 'Decay' => 80, 'BGR' => 163, 'BGG' => 203, 'BGB' => 167, 'Decay2' => 80, 'Filled' => '', 'DataR' => 191, 'DataG' => 120, 'DataB' => 71, 'LBR' => 226, 'LBG' => 228, 'LBB' => 230, 'LR' => 0, 'LG' => 0, 'LB' => 0); // Get the custom settings if (is_array($config)) { foreach ($config as $key => $val) { $settings[$key] = $val; } } $DataSet = new pData(); $DataSet->AddPoint($y, "Serie1"); $DataSet->AddPoint($x, "Serie2"); $DataSet->AddAllSeries(); $DataSet->RemoveSerie("Serie2"); $DataSet->SetAbsciseLabelSerie("Serie2"); $DataSet->SetSerieName($settings['Legend'], "Serie1"); $DataSet->SetYAxisName($settings['Ylabel']); $DataSet->SetXAxisName($settings['Xlabel']); $DataSet->SetXAxisFormat($settings['XAxisFormat']); if (strlen($settings['XAxisUnit'])) { $DataSet->SetXAxisUnit($settings['XAxisUnit']); } if (strlen($settings['YAxisUnit'])) { $DataSet->SetYAxisUnit($settings['YAxisUnit']); } $DataSet->SetYAxisFormat($settings['YAxisFormat']); // Initialise the graph $Test = new pChart($w, $h); $Test->drawGraphAreaGradient($settings['ImgR'], $settings['ImgG'], $settings['ImgB'], $settings['Decay'], TARGET_BACKGROUND); $FontSize = $settings['FontSize']; $FontName = $this->_ext_path . "/fonts/" . $settings['FontName']; $Test->setFontProperties($FontName, $FontSize); //Calc Textbox Height if (strlen($settings['Textbox'])) { $TextboxFontSize = $settings['TextboxFontSize']; $TextboxFontName = $this->_ext_path . "/fonts/" . $settings['TextboxFontName']; $Position = imageftbbox($TextboxFontSize, 0, $TextboxFontName, $settings['Textbox']); $TextboxHeight = $Position[1] - $Position[7] + 8; } else { $TextboxHeight = 0; } // Maximize The graph area //on Y axis if ($settings['XAxisFormat'] == 'time') { $xdata = "99:99:99"; $Position = imageftbbox($FontSize, 0, $FontName, $xdata); $WXmax = $Position[2] - $Position[0]; $TextHeightX = $Position[1] - $Position[7]; } elseif ($settings['XAxisFormat'] == 'date') { $xdata = "99/99/9999"; $Position = imageftbbox($FontSize, 0, $FontName, $xdata); $WXmax = $Position[2] - $Position[0]; $TextHeightX = $Position[1] - $Position[7]; } else { $WXmax = 0; foreach ($x as $xdata) { $xdata .= $settings['XAxisUnit']; $Position = imageftbbox($FontSize, 0, $FontName, $xdata); $TextWidth = $Position[2] - $Position[0]; $TextHeightX = $Position[1] - $Position[7]; $WXmax = $TextWidth > $WXmax ? $TextWidth : $WXmax; } } if ($settings['XAngle'] > 0) { $sin = abs(sin(deg2rad($settings['XAngle']))); $cos = abs(cos(deg2rad($settings['XAngle']))); $HXmax = $WXmax * $sin + $TextHeightX * $cos; } else { $HXmax = $TextHeightX; } //on Y axis... if ($settings['YAxisFormat'] == 'time') { $ydata = "99:99:99"; $Position = imageftbbox($FontSize, 0, $FontName, $ydata); $WYmax = $Position[2] - $Position[0]; $TextHeightY = $Position[1] - $Position[7]; } elseif ($settings['YAxisFormat'] == 'date') { $ydata = "99/99/9999"; $Position = imageftbbox($FontSize, 0, $FontName, $ydata); $WYmax = $Position[2] - $Position[0]; $TextHeightY = $Position[1] - $Position[7]; } else { $WYmax = 0; foreach ($y as $ydata) { $ydata .= $settings['YAxisUnit']; //echo $ydata."<br>"; $Position = imageftbbox($FontSize, 0, $FontName, $ydata); $TextWidth = $Position[2] - $Position[0]; $TextHeightY = $Position[1] - $Position[7]; $WYmax = $TextWidth > $WYmax ? $TextWidth : $WYmax; } } $Test->setGraphArea($WYmax + $TextHeightY + 35, 20, $w - 25, $h - $HXmax - $TextHeightX - $TextboxHeight - 20); //$Test->setGraphArea(60,20,$w-25,($settings['XAngle']==0)?$h-70:$h-100); $Test->drawScale($DataSet->GetData(), $DataSet->GetDataDescription(), SCALE_ADDALL, 213, 217, 221, TRUE, $settings['XAngle'], 0, TRUE); $Test->drawGraphAreaGradient($settings['BGR'], $settings['BGG'], $settings['BGB'], $settings['Decay2']); $Test->drawGrid(4, TRUE, 230, 230, 230, 20); // This will put the picture "logo.png" with transparency if (strlen($settings['Logo'])) { $XLogo = $WYmax + $TextHeightY + 35 + $settings['XLogo']; $YLogo = 20 + $settings['XLogo']; $logo = $settings['Logo']; //Fing extension of logo : png,gif or jpg if ($this->_findexts($logo) == "png") { echo "png!"; $Test->drawFromPNG($logo, $XLogo, $YLogo, $settings['LogoTransparency']); } elseif ($this->_findexts($logo) == "gif") { echo "gif!"; $Test->drawFromGIF($logo, $XLogo, $YLogo, $settings['LogoTransparency']); } elseif ($this->_findexts($logo) == "jpg") { echo "jpg"; $Test->drawFromJPG($logo, $XLogo, $YLogo, $settings['LogoTransparency']); } } $Test->setColorPalette(0, $settings['DataR'], $settings['DataG'], $settings['DataB']); if ($type == "bar") { // Draw the bar chart $Test->drawStackedBarGraph($DataSet->GetData(), $DataSet->GetDataDescription(), 70); } elseif ($type == "line") { $Test->drawLineGraph($DataSet->GetData(), $DataSet->GetDataDescription()); $Test->drawPlotGraph($DataSet->GetData(), $DataSet->GetDataDescription(), 3, 0, -1, -1, -1, TRUE); } elseif ($type == "cubic") { $Test->setShadowProperties(3, 3, 0, 0, 0, 30, 4); $Test->drawCubicCurve($DataSet->GetData(), $DataSet->GetDataDescription()); $Test->clearShadow(); if ($settings['Filled'] == 'yes') { $Test->drawFilledCubicCurve($DataSet->GetData(), $DataSet->GetDataDescription(), 0.1, 30); } $Test->drawPlotGraph($DataSet->GetData(), $DataSet->GetDataDescription(), 3, 0, -1, -1, -1, TRUE); } // Draw the textbox if (strlen($settings['Textbox'])) { $Test->setFontProperties($TextboxFontName, $TextboxFontSize); $Test->drawTextBox(0, $h - $TextboxHeight, $w, $h, $settings['Textbox'], 0, 255, 255, 255, ALIGN_CENTER, TRUE, 0, 0, 0, 30); } // Draw the legend if (strlen($settings['Legend'])) { $LegendFontSize = $settings['LegendFontSize']; $LegendFontName = $this->_ext_path . "/fonts/" . $settings['LegendFontName']; $Position = imageftbbox($LegendFontSize, 0, $LegendFontName, $settings['Legend']); $LegendW = $Position[2] - $Position[0] + 40; $Test->setFontProperties($LegendFontName, $LegendFontSize); $Test->drawLegend($w - $LegendW, 10, $DataSet->GetDataDescription(), $settings['LBR'], $settings['LBG'], $settings['LBB'], 52, 58, 82, $settings['LR'], $settings['LG'], $settings['LB'], TRUE); } // Render the picture $Test->addBorder(2); if (strlen($imgname)) { //custom image name $imgname = $this->_img_path . "/" . $imgname; } else { $this->obj->load->helper('string'); $imgname = $this->_img_path . "/{$type}-" . random_string('alnum', 16) . ".png"; } $Test->Render($imgname); return array("name" => '/' . $imgname, "w" => $w + 4, "h" => $h + 4); }