<?php
// content="text/plain; charset=utf-8"
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_contourf.php';
// Setup some data to use for the contour
$data = array(array(12, 12, 10, 10), array(10, 10, 8, 14), array(7, 7, 13, 17), array(4, 5, 8, 12), array(10, 8, 7, 8));
// create a basic graph as a container
$graph = new Graph(300, 300);
$graph->SetMargin(30, 30, 40, 30);
$graph->SetScale('intint');
$graph->SetMarginColor('white');
// Setup title of graph
$graph->title->Set('Filled contour plot');
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->subtitle->Set('(labels follows gradients)');
$graph->subtitle->SetFont(FF_VERDANA, FS_ITALIC, 10);
// Create a new contour plot
$cp = new FilledContourPlot($data, 8);
// Flip visually
$cp->SetInvert();
// Fill the contours
$cp->SetFilled(true);
// Display the labels
$cp->ShowLabels(true, true);
$cp->SetFont(FF_ARIAL, FS_BOLD, 9);
$cp->SetFontColor('black');
// And add the plot to the graph
$graph->Add($cp);
// Send it back to the client
$graph->stroke();
// content="text/plain; charset=utf-8"
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_contourf.php';
// Setup some data to use for the contour
$data = array(array(12, 12, 10, 10), array(10, 10, 8, 14), array(7, 7, 13, 17), array(4, 5, 8, 12), array(10, 8, 7, 8));
// create a basic graph as a container
$graph = new Graph(300, 300);
$graph->SetMargin(30, 30, 40, 30);
$graph->SetScale('intint');
$graph->SetMarginColor('white');
// Setup title of graph
$graph->title->Set('Filled contour plot');
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->subtitle->Set('(With lines and labels)');
$graph->subtitle->SetFont(FF_VERDANA, FS_ITALIC, 10);
// Create a new contour plot
$cp = new FilledContourPlot($data);
// Use only blue/red color schema
$cp->UseHighContrastColor(true);
// Flip visually
$cp->SetInvert();
// Fill the contours
$cp->SetFilled(true);
// Display the labels
$cp->ShowLabels(true, true);
$cp->SetFont(FF_ARIAL, FS_BOLD, 9);
$cp->SetFontColor('white');
// And add the plot to the graph
$graph->Add($cp);
// Send it back to the client
$graph->stroke();
require_once '../../vendor/autoload.php';
use Amenadiel\JpGraph\Graph;
// Setup some data to use for the contour
$data = array(array(12, 12, 10, 10), array(10, 10, 8, 14), array(7, 7, 13, 17), array(4, 5, 8, 12), array(10, 8, 7, 8));
// create a basic graph as a container
$graph = new Graph\Graph(300, 300);
$graph->SetMargin(30, 30, 40, 30);
$graph->SetScale('intint');
$graph->SetMarginColor('white');
// Setup title of graph
$graph->title->Set('Filled contour plot');
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->subtitle->Set('(Manual colors)');
$graph->subtitle->SetFont(FF_VERDANA, FS_ITALIC, 10);
// Create a new contour plot with only 3 isobars
$cp = new FilledContourPlot($data, 3);
// Specify the colors manually
$isobar_colors = array('lightgray', 'teal:1.3', 'orange', 'red');
$cp->SetIsobarColors($isobar_colors);
// Use only blue/red color schema
$cp->UseHighContrastColor(true);
// Flip visually
$cp->SetInvert();
// Fill the contours
$cp->SetFilled(true);
// Display labels
$cp->ShowLabels(true);
// No lines
$cp->ShowLines(false);
// And add the plot to the graph
$graph->Add($cp);