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<?php |
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|
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/** |
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* @package dompdf |
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* @link https://github.com/dompdf/dompdf |
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License |
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*/ |
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namespace WCPOS\Vendor\Dompdf\Renderer; |
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|
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use WCPOS\Vendor\Dompdf\Frame; |
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/** |
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* Renders inline frames |
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* |
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* @package dompdf |
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*/ |
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class Inline extends AbstractRenderer |
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{ |
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function render(Frame $frame) |
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{ |
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// Get the first in-flow child |
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$child = $frame->get_first_child(); |
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while ($child && !$child->is_in_flow()) { |
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$child = $child->get_next_sibling(); |
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} |
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if (!$child) { |
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return; |
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// No children, no service |
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} |
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$style = $frame->get_style(); |
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$node = $frame->get_node(); |
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$this->_set_opacity($frame->get_opacity($style->opacity)); |
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// Draw background & border behind each child. To do this, we need to |
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// to figure out just how much space each child takes. Retrieve the |
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// position of the first child again, to account for text and vertical |
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// alignment |
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[$x, $y] = $child->get_position(); |
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[$w, $h] = $this->get_child_size($frame); |
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[, , $cbw] = $frame->get_containing_block(); |
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$margin_left = $style->length_in_pt($style->margin_left, $cbw); |
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$pt = $style->length_in_pt($style->padding_top, $cbw); |
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$pb = $style->length_in_pt($style->padding_bottom, $cbw); |
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// Make sure that border and background start inside the left margin |
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// Extend the drawn box by border and padding in vertical direction, as |
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// these do not affect layout |
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// FIXME: Using a small vertical offset of a fraction of the height here |
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// to work around the vertical position being slightly off in general |
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$x += $margin_left; |
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$y -= $style->border_top_width + $pt - $h * 0.1; |
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$h += $style->border_top_width + $pt + $style->border_bottom_width + $pb; |
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$border_box = [$x, $y, $w, $h]; |
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$this->_render_background($frame, $border_box); |
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$this->_render_border($frame, $border_box); |
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$this->_render_outline($frame, $border_box); |
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$this->addNamedDest($node); |
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$this->addHyperlink($node, $border_box); |
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$options = $this->_dompdf->getOptions(); |
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if ($options->getDebugLayout() && $options->getDebugLayoutInline()) { |
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$this->debugLayout($border_box, "blue"); |
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if ($options->getDebugLayoutPaddingBox()) { |
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$padding_box = [$x + $style->border_left_width, $y + $style->border_top_width, $w - $style->border_left_width - $style->border_right_width, $h - $style->border_top_width - $style->border_bottom_width]; |
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$this->debugLayout($padding_box, "blue", [0.5, 0.5]); |
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} |
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} |
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} |
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protected function get_child_size(Frame $frame) : array |
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{ |
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$w = 0.0; |
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$h = 0.0; |
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foreach ($frame->get_children() as $child) { |
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if (!$child->is_in_flow()) { |
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continue; |
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} |
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// Exclude trailing white space |
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if ($child->get_node()->nodeValue === " " && $child->get_prev_sibling() && !$child->get_next_sibling()) { |
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break; |
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} |
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$style = $child->get_style(); |
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$auto_width = $style->width === "auto"; |
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$auto_height = $style->height === "auto"; |
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[, , $child_w, $child_h] = $child->get_border_box(); |
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if ($auto_width || $auto_height) { |
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[$child_w2, $child_h2] = $this->get_child_size($child); |
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if ($auto_width) { |
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$child_w = $child_w2; |
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} |
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if ($auto_height) { |
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$child_h = $child_h2; |
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} |
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} |
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$w += $child_w; |
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$h = \max($h, $child_h); |
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} |
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return [$w, $h]; |
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} |
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} |
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