$lr = new LinearRegression($datax, $datay);
list($stderr, $corr) = $lr->GetStat();
list($xd, $yd) = $lr->GetY(0, 19);
// Create the graph
$graph = new Graph\Graph(300, 250);
$graph->SetScale('linlin');
// Setup title
$graph->title->Set("Linear regression");
$graph->title->SetFont(FF_ARIAL, FS_BOLD, 14);
$graph->subtitle->Set('(stderr=' . sprintf('%.2f', $stderr) . ', corr=' . sprintf('%.2f', $corr) . ')');
$graph->subtitle->SetFont(FF_ARIAL, FS_NORMAL, 12);
// make sure that the X-axis is always at the
// bottom at the plot and not just at Y=0 which is
// the default position
$graph->xaxis->SetPos('min');
// Create the scatter plot with some nice colors
$sp1 = new ScatterPlot($datay, $datax);
$sp1->mark->SetType(MARK_FILLEDCIRCLE);
$sp1->mark->SetFillColor("red");
$sp1->SetColor("blue");
$sp1->SetWeight(3);
$sp1->mark->SetWidth(4);
// Create the regression line
$lplot = new Plot\LinePlot($yd);
$lplot->SetWeight(2);
$lplot->SetColor('navy');
// Add the pltos to the line
$graph->Add($sp1);
$graph->Add($lplot);
// ... and stroke
$graph->Stroke();
use Amenadiel\JpGraph\Plot;
// Some (random) data
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
// Size of the overall graph
$width = 350;
$height = 250;
// Create the graph and set a scale.
// These two calls are always required
$graph = new Graph\Graph($width, $height);
$graph->SetScale('intlin');
$graph->SetShadow();
// Setup margin and titles
$graph->SetMargin(40, 20, 20, 40);
$graph->title->Set('Calls per operator');
$graph->subtitle->Set('(March 12, 2008)');
$graph->xaxis->title->Set('Operator');
$graph->yaxis->title->Set('# of calls');
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
$graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD);
$graph->yaxis->SetColor('blue');
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetColor('blue');
$lineplot->SetWeight(2);
// Two pixel wide
// Add an image mark scaled to 50%
$lineplot->mark->SetType(MARK_IMG_DIAMOND, 'red', 0.5);
// Add the plot to the graph
$graph->Add($lineplot);
// Display the graph
$graph->Stroke();
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
// Some data
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(350, 250);
$graph->SetScale('textlin');
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetColor('blue');
// Add the plot to the graph
$graph->Add($lineplot);
// Display the graph
$graph->Stroke();
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
// Some data
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(350, 250);
$graph->SetScale("textlin");
$graph->SetMargin(40, 40, 50, 50);
// Setup the grid and plotarea box
$graph->ygrid->SetLineStyle('dashed');
$graph->ygrid->setColor('darkgray');
$graph->SetBox(true);
// Steup graph titles
$graph->title->SetFont(FF_ARIAL, FS_BOLD, 12);
$graph->title->Set('Using background image');
$graph->subtitle->SetFont(FF_COURIER, FS_BOLD, 11);
$graph->subtitle->Set('"BGIMG_COPY"');
$graph->subtitle->SetColor('darkred');
// Add background with 25% mix
$graph->SetBackgroundImage('heat1.jpg', BGIMG_COPY);
$graph->SetBackgroundImageMix(25);
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetColor("blue");
// Add the plot to the graph
$graph->Add($lineplot);
// Display the graph
$graph->Stroke();
$graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD);
// Turn the tickmarks
$graph->xaxis->SetTickSide(SIDE_DOWN);
$graph->yaxis->SetTickSide(SIDE_LEFT);
$graph->y2axis->SetTickSide(SIDE_RIGHT);
$graph->y2axis->SetColor('black', 'blue');
$graph->y2axis->SetLabelFormat('%3d.0%%');
// Create a bar pot
$bplot = new Plot\BarPlot($data_freq);
// Create targets and alt texts for the image maps. One for each bar
// (In this example this is just "dummy" targets)
$targ = array("#1", "#2", "#3", "#4", "#5", "#6", "#7");
$alts = array("val=%d", "val=%d", "val=%d", "val=%d", "val=%d", "val=%d", "val=%d");
$bplot->SetCSIMTargets($targ, $alts);
// Create accumulative graph
$lplot = new Plot\LinePlot($data_accfreq);
// We want the line plot data point in the middle of the bars
$lplot->SetBarCenter();
// Use transperancy
$lplot->SetFillColor('lightblue@0.6');
$lplot->SetColor('blue@0.6');
//$lplot->SetColor('blue');
$graph->AddY2($lplot);
// Setup the bars
$bplot->SetFillColor("orange@0.2");
$bplot->SetValuePos('center');
$bplot->value->SetFormat("%d");
$bplot->value->SetFont(FF_ARIAL, FS_NORMAL, 9);
$bplot->value->Show();
// Add it to the graph
$graph->Add($bplot);
$ydata2 = array(1, 19, 15, 7, 22, 14, 5, 9, 21, 13);
// Size of the overall graph
$width = 350;
$height = 250;
// Create the graph and set a scale.
// These two calls are always required
$graph = new Graph\Graph($width, $height);
$graph->SetScale('intlin');
$graph->SetShadow();
// Setup margin and titles
$graph->SetMargin(40, 20, 20, 40);
$graph->title->Set('Calls per operator (June,July)');
$graph->subtitle->Set('(March 12, 2008)');
$graph->xaxis->title->Set('Operator');
$graph->yaxis->title->Set('# of calls');
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
$graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD);
// Create the first data series
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetWeight(2);
// Two pixel wide
// Add the plot to the graph
$graph->Add($lineplot);
// Create the second data series
$lineplot2 = new Plot\LinePlot($ydata2);
$lineplot2->SetWeight(2);
// Two pixel wide
// Add the second plot to the graph
$graph->Add($lineplot2);
// Display the graph
$graph->Stroke();
$graph->subtitle->Set("100 data points, X-Scale: 'text'");
// Use built in font (don't need TTF support)
$graph->title->SetFont(FF_FONT1, FS_BOLD);
// Make the margin around the plot a little bit bigger then default
$graph->img->SetMargin(40, 140, 40, 80);
// Slightly adjust the legend from it's default position in the
// top right corner to middle right side
$graph->legend->Pos(0.03, 0.5, "right", "center");
// Display every 6:th tickmark
$graph->xaxis->SetTextTickInterval(6);
// Label every 2:nd tick mark
$graph->xaxis->SetTextLabelInterval(2);
// Setup the labels
$graph->xaxis->SetTickLabels($databarx);
$graph->xaxis->SetLabelAngle(90);
// Create a red line plot
$p1 = new Plot\LinePlot($datay);
$p1->SetColor("red");
$p1->SetLegend("Pressure");
// Create the bar plot
$b1 = new Plot\BarPlot($databary);
$b1->SetLegend("Temperature");
$b1->SetFillColor("orange");
$b1->SetAbsWidth(8);
// Drop shadow on bars adjust the default values a little bit
$b1->SetShadow("steelblue", 2, 2);
// The order the plots are added determines who's ontop
$graph->Add($p1);
$graph->AddY2($b1);
// Finally output the image
$graph->Stroke();
require_once '../../vendor/autoload.php';
require_once 'jpgraph/jpgraph_line.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(2, 3, 4, 5, 6, 7, 8, 9, 10, 11);
$ydata2 = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
$targ = array("#1", "#2", "#3", "#4", "#5", "#6", "#7", "#8", "#9", "#10");
$alt = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
// Create the graph.
$graph = new Graph\Graph(300, 200);
$graph->SetScale("textlin");
$graph->img->SetMargin(40, 20, 30, 40);
$graph->title->Set("CSIM example with bar and line");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
// Setup axis titles
$graph->xaxis->title->Set("X-title");
$graph->yaxis->title->Set("Y-title");
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->mark->SetType(MARK_FILLEDCIRCLE);
$lineplot->mark->SetWidth(5);
$lineplot->mark->SetColor('black');
$lineplot->mark->SetFillColor('red');
$lineplot->SetCSIMTargets($targ, $alt);
// Create line plot
$barplot = new Plot\BarPlot($ydata2);
$barplot->SetCSIMTargets($targ, $alt);
// Add the plots to the graph
$graph->Add($lineplot);
$graph->Add($barplot);
$graph->StrokeCSIM();
$graph->ygrid->SetLineStyle('dashed');
$graph->ygrid->SetColor('gray');
$graph->xgrid->Show();
$graph->xgrid->SetLineStyle('dashed');
$graph->xgrid->SetColor('gray');
// Setup month as labels on the X-axis
$graph->xaxis->SetTickLabels($months);
$graph->xaxis->SetFont(FF_ARIAL, FS_NORMAL, 8);
$graph->xaxis->SetLabelAngle(45);
// Create a bar pot
$bplot = new Plot\BarPlot($ydata);
$bplot->SetWidth(0.6);
$fcol = '#440000';
$tcol = '#FF9090';
$bplot->SetFillGradient($fcol, $tcol, GRAD_LEFT_REFLECTION);
// Set line weigth to 0 so that there are no border
// around each bar
$bplot->SetWeight(0);
$graph->Add($bplot);
// Create filled line plot
$lplot = new Plot\LinePlot($ydata2);
$lplot->SetFillColor('skyblue@0.5');
$lplot->SetColor('navy@0.7');
$lplot->SetBarCenter();
$lplot->mark->SetType(MARK_SQUARE);
$lplot->mark->SetColor('blue@0.5');
$lplot->mark->SetFillColor('lightblue');
$lplot->mark->SetSize(6);
$graph->Add($lplot);
// .. and finally send it back to the browser
$graph->Stroke();
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(11, -3, -8, 7, 5, -1, 9, 13, 5, -7, -7);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(300, 200);
$graph->SetScale("textlin");
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetStepStyle();
// Add the plot to the graph
$graph->Add($lineplot);
$graph->img->SetMargin(40, 20, 20, 40);
$graph->title->Set("Example 2.6 (Line with stepstyle)");
$graph->xaxis->title->Set("X-title");
$graph->xaxis->SetPos("min");
$graph->yaxis->title->Set("Y-title");
// Display the graph
$graph->Stroke();
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$l1datay = array(11, 9, 2, 4, 3, 13, 17);
$l2datay = array(23, 12, 5, 19, 17, 10, 15);
$datax = array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug');
// Create the graph.
$graph = new Graph\Graph(400, 200);
$graph->SetScale('textlin');
$graph->img->SetMargin(40, 130, 20, 40);
$graph->SetShadow();
// Create the linear error plot
$l1plot = new Plot\LinePlot($l1datay);
$l1plot->SetColor('red');
$l1plot->SetWeight(2);
$l1plot->SetLegend('Prediction');
// Create the bar plot
$bplot = new Plot\BarPlot($l2datay);
$bplot->SetFillColor('orange');
$bplot->SetLegend('Result');
// Add the plots to t'he graph
$graph->Add($bplot);
$graph->Add($l1plot);
$graph->title->Set('Adding a line plot to a bar graph v1');
$graph->xaxis->title->Set('X-title');
$graph->yaxis->title->Set('Y-title');
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
require_once 'jpgraph/jpgraph_line.php';
$datay = array(5, 3, 11, 6, 3);
$graph = new Graph\Graph(400, 300, 'auto');
$graph->SetScale("textlin");
$graph->title->Set('Images on top of bars');
$graph->title->SetFont(FF_ARIAL, FS_BOLD, 13);
$graph->SetTitleBackground('lightblue:1.1', TITLEBKG_STYLE1, TITLEBKG_FRAME_BEVEL);
$bplot = new Plot\BarPlot($datay);
$bplot->SetFillColor("orange");
$bplot->SetWidth(0.5);
$lplot = new Plot\LinePlot($datay);
$lplot->SetColor('white@1');
$lplot->SetBarCenter();
$lplot->mark->SetType(MARK_IMG_LBALL, 'red');
$graph->Add($bplot);
$graph->Add($lplot);
$graph->Stroke();
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(350, 250);
$graph->SetScale("textlin");
$graph->img->SetMargin(30, 90, 40, 50);
$graph->xaxis->SetFont(FF_FONT1, FS_BOLD);
$graph->title->Set("Dashed lineplot");
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetLegend("Test 1");
$lineplot->SetColor("blue");
// Style can also be specified as SetStyle([1|2|3|4]) or
// SetStyle("solid"|"dotted"|"dashed"|"lobgdashed")
$lineplot->SetStyle("dashed");
// Add the plot to the graph
$graph->Add($lineplot);
// Display the graph
$graph->Stroke();
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(300, 200);
$graph->SetScale("textlin");
$graph->img->SetMargin(50, 90, 40, 50);
$graph->xaxis->SetFont(FF_FONT1, FS_BOLD);
$graph->title->Set("Examples for graph");
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetLegend("Test 1");
$lineplot->SetColor("blue");
// Add the plot to the graph
$graph->Add($lineplot);
// Display the graph
$graph->Stroke();
require_once 'jpgraph/jpgraph_log.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
$y2data = array(354, 200, 265, 99, 111, 91, 198, 225, 293, 251);
// Create the graph. These two calls are always required
$graph = new Graph\Graph(350, 200);
$graph->SetScale("textlog");
$graph->SetY2Scale("log");
$graph->SetShadow();
$graph->SetMargin(40, 110, 20, 40);
$graph->ygrid->Show(true, true);
$graph->xgrid->Show(true, false);
// Create the linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot2 = new Plot\LinePlot($y2data);
$lineplot2->SetColor("orange");
$lineplot2->SetWeight(2);
$graph->yaxis->scale->ticks->SupressFirst();
// Add the plot to the graph
$graph->Add($lineplot);
$graph->AddY2($lineplot2);
$graph->title->Set("Example 8");
$graph->xaxis->title->Set("X-title");
$graph->yaxis->title->Set("Y-title");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
$graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD);
$lineplot->SetColor("blue");
$lineplot->SetWeight(2);
$lineplot2->SetColor("orange");
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$l1datay = array(11, 9, 2, 4, 3, 13, 17);
$l2datay = array(23, 12, 5, 19, 17, 10, 15);
$datax = array("Jan", "Feb", "Mar", "Apr", "May");
// Create the graph.
$graph = new Graph\Graph(400, 200);
$graph->SetScale("textlin");
$graph->img->SetMargin(40, 130, 20, 40);
$graph->SetShadow();
// Create the linear error plot
$l1plot = new Plot\LinePlot($l1datay);
$l1plot->SetColor("red");
$l1plot->SetWeight(2);
$l1plot->SetLegend("Prediction");
// Create the bar plot
$bplot = new Plot\BarPlot($l2datay);
$bplot->SetFillColor("orange");
$bplot->SetLegend("Result");
// Add the plots to t'he graph
$graph->Add($l1plot);
$graph->Add($bplot);
$graph->title->Set("Adding a line plot to a bar graph v1");
$graph->xaxis->title->Set("X-title");
$graph->yaxis->title->Set("Y-title");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
<?php
// content="text/plain; charset=utf-8"
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
use Amenadiel\JpGraph\Plot;
$ydata = array(11, 3, 8, 12, 5, 1, 9, 13, 5, 7);
$y2data = array(354, 200, 265, 99, 111, 91, 198, 225, 293, 251);
// Create the graph and specify the scale for both Y-axis
$graph = new Graph\Graph(300, 240);
$graph->SetScale("textlin");
$graph->SetShadow();
// Adjust the margin
$graph->img->SetMargin(40, 40, 20, 70);
// Create the two linear plot
$lineplot = new Plot\LinePlot($ydata);
$lineplot->SetStepStyle();
// Adjust the axis color
$graph->yaxis->SetColor("blue");
$graph->title->Set("Example 6.2");
$graph->xaxis->title->Set("X-title");
$graph->yaxis->title->Set("Y-title");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD);
$graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD);
// Set the colors for the plots
$lineplot->SetColor("blue");
$lineplot->SetWeight(2);
// Set the legends for the plots
$lineplot->SetLegend("Plot 1");
// Add the plot to the graph
