/**
* @param Image $image
* @param NodeInfo $node
*/
protected function writeContent(Image $image, NodeInfo $node)
{
$content = $node->content();
$rect = $node->rectangle();
foreach ($content->content() as $line) {
$image->text($line[0], $rect->left + $line[1], $rect->top + $line[2], function (AbstractFont $font) use($line) {
$font->color($line[4]);
$font->size($line[3]);
$font->align($line[5]);
$font->valign($line[6]);
$font->file(static::$fontPath);
});
}
}
/**
* @param array $nodes
* @param Rectangle $parent
* @param int $level
* @return NodeInfo[]
*/
protected function format(array $nodes, Rectangle $parent, $level = 0)
{
$childAttr = $this->treemap->childrenAttribute;
$result = [];
foreach ($nodes as $id => $node) {
$data = $node;
unset($data['_rectangle'], $data[$childAttr]);
$isLeaf = !isset($node[$childAttr]) || empty($node[$childAttr]);
$rectangle = $node['_rectangle']->shift($parent->left, $parent->top);
$info = new NodeInfo($data, $id, $level, $isLeaf);
$info->rectangle($rectangle);
$info->background('#dddddd');
$result[] = $info;
if (!$isLeaf) {
$result = array_merge($result, $this->format($node[$childAttr], $rectangle, $level + 1));
}
}
return $result;
}
/**
* @param NodeInfo $node
* @param string $mapId
*/
public function nodeRenderrer(NodeInfo $node, $mapId)
{
if ($node->isLeaf()) {
$data = $node->data();
$node->content()->html("<span style='line-height:{$node->rectangle()->height}px'>{$data[$this->nameAttribute]}</span>");
} elseif ($node->level() == 0) {
$node->visible(true);
$data = $node->data();
$node->content()->html("<a title='" . htmlspecialchars($data[$this->nameAttribute]) . "' href='#{$mapId}-{$node->id()}'>{$data[$this->nameAttribute]}</a>");
$node->background('transparent');
} else {
$node->visible(false);
}
}
