/**
* Will return the script required by GraphViz (dot) to render the graph
*
* @param StateMachine $sm
* @return string
*/
public function render(StateMachine $sm)
{
$graph = new Digraph('G');
$graph->set('truecolor', true);
foreach ($sm->getStates() as $state) {
$graph->node($state->getValue(), $this->renderState($state, $this->profile['states']));
}
foreach ($sm->getStates() as $state) {
/** @var Event[] $connectors */
$connectors = array_merge($state->getEvents(), $state->getTimeOuts());
foreach ($connectors as $event) {
$p = $this->profile['events']['default'];
foreach ($this->profile['events']['exclusiveRoles'] as $exclusiveRole => $roleProfile) {
if ($event->isExclusiveTo($exclusiveRole)) {
$p = array_merge($p, $roleProfile);
break;
}
}
if ($event instanceof Timeout) {
$p = array_merge($p, $this->profile['events']['timeout']);
} elseif ($event->isRefresh()) {
$p = array_merge($p, $this->profile['events']['refresh']);
}
$fontcolor = $p['fontcolor'];
$fillcolor = $p['fillcolor'];
$color = $p['color'];
$style = $p['style'];
$graph->edge([$state->getValue(), $event->getTarget()], ['label' => chr(1) . '<<table border="0" cellspacing="0" cellpadding="2"><tr><td>' . $event->getLabel() . '</td></tr></table>>', 'margin' => 10, 'arrowsize' => 0.6, 'fontsize' => 9, 'fontname' => 'Helvetica Neue', 'fontcolor' => $fontcolor, 'fillcolor' => $fillcolor, 'color' => $color, 'style' => $style]);
}
}
return $graph->render();
}
/**
* @return Alom\Graphviz\Digraph
*/
private function buildGraph()
{
$graph = new Digraph('class_diagram');
foreach ($this->graph as $dependent => $dependencies) {
$graph->node($dependent);
foreach (array_keys($dependencies) as $dependency) {
$graph->edge(array($dependent, $dependency));
}
}
return $graph;
}
private function assertGraphWithNode()
{
$graph = new Digraph('class_diagram');
$graph->node('AnNamespace\\AnClass');
$this->assertGraph($graph);
}
public function dot(Digraph $g, string $curPath = '')
{
$name = $curPath;
if ($name == '') {
$name = 'root';
}
// first, generate node about ourself
$opt = array('label' => $name);
if ($this->handler != null) {
$opt['label'] .= "\n" . implode('', $this->exportHandler(array()));
}
$g->node($name, $opt);
// then, generate edges and related nodes
foreach ($this->childNodes as $k => $node) {
$path = $k;
$childPath = $curPath . '/' . $path;
$g->edge(array($name, $childPath), array('label' => $path));
$node->dot($g, $childPath);
}
// last, generate regexpChild
if ($this->varChild == null) {
return;
}
$childPath = $curPath . '/[var]';
$g->edge(array($name, $childPath), array('label' => '[*]'));
$this->varChild->dot($g, $childPath);
}
