$Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50);
$myPicture->drawGradientArea(0, 0, 300, 300, DIRECTION_VERTICAL, $Settings);
$myPicture->drawGradientArea(0, 0, 300, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 100, "EndG" => 100, "EndB" => 100, "Alpha" => 80));
/* Add a border to the picture */
$myPicture->drawRectangle(0, 0, 299, 299, array("R" => 0, "G" => 0, "B" => 0));
/* Write the picture title */
$myPicture->setFontProperties(array("FontName" => "../fonts/Silkscreen.ttf", "FontSize" => 6));
$myPicture->drawText(10, 13, "pSpring - Draw spring charts", array("R" => 255, "G" => 255, "B" => 255));
/* Set the graph area boundaries*/
$myPicture->setGraphArea(20, 20, 280, 280);
/* Set the default font properties */
$myPicture->setFontProperties(array("FontName" => "../fonts/Forgotte.ttf", "FontSize" => 9, "R" => 80, "G" => 80, "B" => 80));
/* Enable shadow computing */
$myPicture->setShadow(TRUE, array("X" => 2, "Y" => 2, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10));
/* Create the pSpring object */
$SpringChart = new pSpring();
/* Set the default parameters for newly added nodes */
$SpringChart->setNodeDefaults(array("FreeZone" => 100));
/* Create some nodes */
$SpringChart->addNode(0, array("Shape" => NODE_SHAPE_TRIANGLE, "FreeZone" => 60, "Size" => 20, "NodeType" => NODE_TYPE_CENTRAL));
$SpringChart->addNode(1, array("Connections" => "0"));
$SpringChart->addNode(2, array("Connections" => "0"));
$SpringChart->addNode(3, array("Connections" => "2"));
/* Set the nodes color */
$SpringChart->setNodesColor(0, array("R" => 215, "G" => 163, "B" => 121, "BorderR" => 166, "BorderG" => 115, "BorderB" => 74));
$SpringChart->setNodesColor(array(1, 2, 3), array("R" => 150, "G" => 215, "B" => 121, "Surrounding" => -30));
/* Set the link properties */
$SpringChart->linkProperties(0, 1, array("Name" => "Synchronous", "R" => 255, "G" => 0, "B" => 0));
$SpringChart->linkProperties(0, 2, array("Name" => "Asynchronous", "R" => 255, "G" => 0, "B" => 0, "Ticks" => 2));
$SpringChart->linkProperties(3, 2, array("Name" => "Mixed", "Ticks" => 4));
/* Draw the spring chart */
$Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50);
$myPicture->drawGradientArea(0, 0, 300, 300, DIRECTION_VERTICAL, $Settings);
$myPicture->drawGradientArea(0, 0, 300, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 100, "EndG" => 100, "EndB" => 100, "Alpha" => 80));
/* Add a border to the picture */
$myPicture->drawRectangle(0, 0, 299, 299, array("R" => 0, "G" => 0, "B" => 0));
/* Write the picture title */
$myPicture->setFontProperties(array("FontName" => "../fonts/Silkscreen.ttf", "FontSize" => 6));
$myPicture->drawText(10, 13, "pSpring - Draw spring charts", array("R" => 255, "G" => 255, "B" => 255));
/* Set the graph area boundaries*/
$myPicture->setGraphArea(20, 20, 280, 280);
/* Set the default font properties */
$myPicture->setFontProperties(array("FontName" => "../fonts/Forgotte.ttf", "FontSize" => 9, "R" => 80, "G" => 80, "B" => 80));
/* Enable shadow computing */
$myPicture->setShadow(TRUE, array("X" => 2, "Y" => 2, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10));
/* Create the pSpring object */
$SpringChart = new pSpring();
/* Create some nodes */
$SpringChart->addNode(0, array("Shape" => NODE_SHAPE_SQUARE, "FreeZone" => 60, "Size" => 20, "NodeType" => NODE_TYPE_CENTRAL));
$SpringChart->addNode(1, array("Connections" => "0"));
$SpringChart->addNode(2, array("Connections" => "0"));
$SpringChart->addNode(3, array("Shape" => NODE_SHAPE_TRIANGLE, "Connections" => "1"));
$SpringChart->addNode(4, array("Shape" => NODE_SHAPE_TRIANGLE, "Connections" => "1"));
$SpringChart->addNode(5, array("Shape" => NODE_SHAPE_TRIANGLE, "Connections" => "1"));
$SpringChart->addNode(6, array("Connections" => "2"));
$SpringChart->addNode(7, array("Connections" => "2"));
$SpringChart->addNode(8, array("Connections" => "2"));
/* Set the nodes color */
$SpringChart->setNodesColor(0, array("R" => 215, "G" => 163, "B" => 121, "BorderR" => 166, "BorderG" => 115, "BorderB" => 74));
$SpringChart->setNodesColor(array(1, 2), array("R" => 150, "G" => 215, "B" => 121, "Surrounding" => -30));
$SpringChart->setNodesColor(array(3, 4, 5), array("R" => 216, "G" => 166, "B" => 14, "Surrounding" => -30));
$SpringChart->setNodesColor(array(6, 7, 8), array("R" => 179, "G" => 121, "B" => 215, "Surrounding" => -30));
$Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50);
$myPicture->drawGradientArea(0, 0, 600, 600, DIRECTION_VERTICAL, $Settings);
$myPicture->drawGradientArea(0, 0, 600, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 100, "EndG" => 100, "EndB" => 100, "Alpha" => 80));
/* Add a border to the picture */
$myPicture->drawRectangle(0, 0, 599, 599, array("R" => 0, "G" => 0, "B" => 0));
/* Write the picture title */
$myPicture->setFontProperties(array("FontName" => "../fonts/Silkscreen.ttf", "FontSize" => 6));
$myPicture->drawText(10, 13, "pSpring - Draw spring charts", array("R" => 255, "G" => 255, "B" => 255));
/* Set the graph area boundaries*/
$myPicture->setGraphArea(20, 20, 580, 580);
/* Set the default font properties */
$myPicture->setFontProperties(array("FontName" => "../fonts/Forgotte.ttf", "FontSize" => 9, "R" => 80, "G" => 80, "B" => 80));
/* Enable shadow computing */
$myPicture->setShadow(TRUE, array("X" => 2, "Y" => 2, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10));
/* Create the pSpring object */
$SpringChart = new pSpring();
/* Set the default parameters for newly added nodes */
$SpringChart->setNodeDefaults(array("FreeZone" => 70));
/* Create 11 random nodes */
for ($i = 0; $i <= 10; $i++) {
    $Connections = "";
    $RdCx = rand(0, 1);
    for ($j = 0; $j <= $RdCx; $j++) {
        $RandCx = rand(0, 10);
        if ($RandCx != $j) {
            $Connections[] = $RandCx;
        }
    }
    $SpringChart->addNode($i, array("Name" => "Node " . $i, "Connections" => $Connections));
}
/* Draw the spring chart */
$Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50);
$myPicture->drawGradientArea(0, 0, 300, 300, DIRECTION_VERTICAL, $Settings);
$myPicture->drawGradientArea(0, 0, 300, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 100, "EndG" => 100, "EndB" => 100, "Alpha" => 80));
/* Add a border to the picture */
$myPicture->drawRectangle(0, 0, 299, 299, array("R" => 0, "G" => 0, "B" => 0));
/* Write the picture title */
$myPicture->setFontProperties(array("FontName" => "../fonts/Silkscreen.ttf", "FontSize" => 6));
$myPicture->drawText(10, 13, "pSpring - Draw spring charts", array("R" => 255, "G" => 255, "B" => 255));
/* Set the graph area boundaries*/
$myPicture->setGraphArea(20, 20, 280, 280);
/* Set the default font properties */
$myPicture->setFontProperties(array("FontName" => "../fonts/Forgotte.ttf", "FontSize" => 9, "R" => 80, "G" => 80, "B" => 80));
/* Enable shadow computing */
$myPicture->setShadow(TRUE, array("X" => 2, "Y" => 2, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10));
/* Create the pSpring object */
$SpringChart = new pSpring();
/* Create some nodes */
$SpringChart->addNode("0", array("Name" => "", "Shape" => NODE_SHAPE_SQUARE, "FreeZone" => 60, "Size" => 20, "NodeType" => NODE_TYPE_CENTRAL));
$SpringChart->addNode("1", array("Name" => "Johanna", "Connections" => array("0")));
$SpringChart->addNode("2", array("Name" => "Martin", "Connections" => array("0")));
$SpringChart->addNode("3", array("Name" => "Kevin", "Connections" => array("1")));
$SpringChart->addNode("4", array("Name" => "Alex", "Connections" => array("1")));
$SpringChart->addNode("5", array("Name" => "Julia", "Connections" => array("1")));
$SpringChart->addNode("6", array("Name" => "Lena", "Connections" => array("2")));
$SpringChart->addNode("7", array("Name" => "Elisa", "Connections" => array("2")));
$SpringChart->addNode("8", array("Name" => "Omar", "Connections" => array("2")));
/* Set the nodes color */
$SpringChart->setNodesColor(array(0), array("R" => 215, "G" => 163, "B" => 121, "BorderR" => 166, "BorderG" => 115, "BorderB" => 74));
$SpringChart->setNodesColor(array(1, 5, 6, 7), array("R" => 245, "G" => 183, "B" => 241, "Surrounding" => -30));
$SpringChart->setNodesColor(array(2, 3, 4, 8), array("R" => 183, "G" => 224, "B" => 245, "Surrounding" => -30));
/* Draw the spring chart */