require_once 'phplot.php';
// Extend PHPlot class to allow access to protected variable(s):
class PHPlot_pv extends PHPlot
{
public function GET_point_shapes()
{
return $this->point_shapes;
}
}
# This is a list of selected colors in the PHPlot 'small' map:
$colors = array('orange', 'blue', 'maroon', 'red', 'peru', 'cyan', 'black', 'gold', 'purple', 'YellowGreen', 'SkyBlue', 'green', 'SlateBlue', 'navy', 'aquamarine1', 'violet', 'salmon', 'brown', 'pink', 'DimGrey');
$plot = new PHPlot_pv(800, 600);
# Define the $shapes array, used for both the point shapes and legend:
if (isset($use_default_shapes)) {
# Cheat: grab phplot's internal shapes
$shapes = $plot->GET_point_shapes();
$title_suffix = ' (PHPlot Defaults)';
} else {
$shapes = array('bowtie', 'box', 'circle', 'cross', 'delta', 'diamond', 'dot', 'down', 'halfline', 'home', 'hourglass', 'line', 'plus', 'rect', 'star', 'target', 'triangle', 'trianglemid', 'up', 'yield');
$title_suffix = ' (All Shapes)';
}
# Number of shapes defines the number of lines to draw:
$n_shapes = count($shapes);
# Make offset diagonal lines, one for each shape:
$ppl = 6;
# Number of points per line.
$data = array();
for ($x = 0; $x < $ppl; $x++) {
$row = array('', $x);
$offset = $n_shapes + $ppl - $x - 2;
for ($j = 0; $j < $n_shapes; $j++) {