private function getVerticalTranslation(Node $node, $minYCoord, $verticalAlign)
{
$difference = $minYCoord - ($node->getDiagonalPoint()->getY() + $node->getPaddingBottom());
if ($verticalAlign == Node::VERTICAL_ALIGN_MIDDLE) {
$difference /= 2;
}
return $difference;
}
public function format(Node $node, Document $document)
{
$children = $node->getChildren();
$attributesSnapshot = $node->getAttributesSnapshot();
$parentBottomYCoord = null;
$positionCorrection = false;
foreach ($children as $child) {
$translateX = $translateY = 0;
list($x, $y) = $child->getStartDrawingPoint();
if ($this->hasFloat($child)) {
$sibling = $this->getPreviousSiblingWithFloat($child, $child->getFloat());
list($orgX, $orgY) = $child->getStartDrawingPoint();
if (!$sibling) {
$previousSibling = $child->getPreviousSibling();
if ($previousSibling) {
$y = $previousSibling->getDiagonalPoint()->getY() - $previousSibling->getMarginBottom() - $child->getMarginTop() - $child->getPaddingTop();
}
}
$this->setNodesWithFloatPosition($child, $x, $y, $sibling);
$translateX = $x - $orgX;
$translateY = -($y - $orgY);
} elseif ($positionCorrection) {
$siblings = $child->getSiblings();
$minYCoord = null;
$previousSiblingWithMinBottomYCoord = null;
foreach ($siblings as $sib) {
if ($sib === $child) {
break;
}
$previousSibling = $sib;
$bottomYCoord = $previousSibling->getDiagonalPoint()->getY() - $previousSibling->getMarginBottom();
if ($minYCoord === null || $bottomYCoord < $minYCoord) {
$minYCoord = $bottomYCoord;
$previousSiblingWithMinBottomYCoord = $previousSibling;
}
}
if ($minYCoord !== null) {
$translateY = -($minYCoord - $y - $child->getMarginTop() - $child->getPaddingTop());
if ($child->isInline() && $previousSiblingWithMinBottomYCoord->isInline()) {
$translateY -= $child instanceof Text ? $child->getLineHeightRecursively() : $child->getHeight();
}
}
}
if ($translateX || $translateY) {
$child->translate($translateX, $translateY);
}
$childBottomYCoord = $child->getDiagonalPoint()->getY() - $child->getMarginBottom();
if ($parentBottomYCoord === null || $childBottomYCoord < $parentBottomYCoord) {
$parentBottomYCoord = $childBottomYCoord;
}
if ($translateY) {
$positionCorrection = true;
}
}
if ($positionCorrection && $parentBottomYCoord && !$node->getAttribute('static-size')) {
$parentTranslate = $node->getDiagonalPoint()->getY() - $parentBottomYCoord + $node->getPaddingBottom();
$newHeight = $node->getHeight() + $parentTranslate;
$oldHeight = isset($attributesSnapshot['height']) ? $attributesSnapshot['height'] : 0;
if ($newHeight < $oldHeight) {
$parentTranslate += $oldHeight - $newHeight;
$newHeight = $oldHeight;
}
$node->setHeight($newHeight);
$node->getBoundary()->pointTranslate(2, 0, $parentTranslate);
$node->getBoundary()->pointTranslate(3, 0, $parentTranslate);
}
}
private function shouldBeBroken(Node $node, $pageYCoordEnd)
{
$yEnd = $node->getDiagonalPoint()->getY();
return $yEnd < $pageYCoordEnd;
}
private function getDiagonalPoint(Node $node)
{
if ($this->useRealDimension) {
return $node->getRealDiagonalPoint();
}
return $node->getDiagonalPoint();
}