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<?php
/**
* @package dompdf
* @link http://dompdf.github.com/
* @author Benj Carson <benjcarson@digitaljunkies.ca>
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
*/
namespace Dompdf\Renderer;
use Dompdf\Frame;
use Dompdf\Helpers;
/**
* Renders inline frames
*
* @access private
* @package dompdf
*/
class Inline extends AbstractRenderer
{
function render(Frame $frame)
{
if (!$frame->get_first_child()) {
return; // No children, no service
}
$style = $frame->get_style();
$dompdf = $this->_dompdf;
// Draw the left border if applicable
$bp = $style->get_border_properties();
$widths = [
(float)$style->length_in_pt($bp["top"]["width"]),
(float)$style->length_in_pt($bp["right"]["width"]),
(float)$style->length_in_pt($bp["bottom"]["width"]),
(float)$style->length_in_pt($bp["left"]["width"])
];
// Draw the background & border behind each child. To do this we need
// to figure out just how much space each child takes:
list($x, $y) = $frame->get_first_child()->get_position();
$this->_set_opacity($frame->get_opacity($style->opacity));
$do_debug_layout_line = $dompdf->getOptions()->getDebugLayout()
&& $dompdf->getOptions()->getDebugLayoutInline();
list($w, $h) = $this->get_child_size($frame, $do_debug_layout_line);
// make sure the border and background start inside the left margin
$left_margin = (float)$style->length_in_pt($style->margin_left);
$x += $left_margin;
// Handle the last child
if (($bg = $style->background_color) !== "transparent") {
$this->_canvas->filled_rectangle($x + $widths[3], $y + $widths[0], $w, $h, $bg);
}
//On continuation lines (after line break) of inline elements, the style got copied.
//But a non repeatable background image should not be repeated on the next line.
//But removing the background image above has never an effect, and removing it below
//removes it always, even on the initial line.
//Need to handle it elsewhere, e.g. on certain ...clone()... usages.
// Repeat not given: default is Style::__construct
// ... && (!($repeat = $style->background_repeat) || $repeat === "repeat" ...
//different position? $this->_background_image($url, $x, $y, $w, $h, $style);
if (($url = $style->background_image) && $url !== "none") {
$this->_background_image($url, $x + $widths[3], $y + $widths[0], $w, $h, $style);
}
// Add the border widths
$w += (float)$widths[1] + (float)$widths[3];
$h += (float)$widths[0] + (float)$widths[2];
// If this is the first row, draw the left border too
if ($bp["left"]["style"] !== "none" && $bp["left"]["color"] !== "transparent" && $widths[3] > 0) {
$method = "_border_" . $bp["left"]["style"];
$this->$method($x, $y, $h, $bp["left"]["color"], $widths, "left");
}
// Draw the top & bottom borders
if ($bp["top"]["style"] !== "none" && $bp["top"]["color"] !== "transparent" && $widths[0] > 0) {
$method = "_border_" . $bp["top"]["style"];
$this->$method($x, $y, $w, $bp["top"]["color"], $widths, "top");
}
if ($bp["bottom"]["style"] !== "none" && $bp["bottom"]["color"] !== "transparent" && $widths[2] > 0) {
$method = "_border_" . $bp["bottom"]["style"];
$this->$method($x, $y + $h, $w, $bp["bottom"]["color"], $widths, "bottom");
}
// Helpers::var_dump(get_class($frame->get_next_sibling()));
// $last_row = get_class($frame->get_next_sibling()) !== 'Inline';
// Draw the right border if this is the last row
if ($bp["right"]["style"] !== "none" && $bp["right"]["color"] !== "transparent" && $widths[1] > 0) {
$method = "_border_" . $bp["right"]["style"];
$this->$method($x + $w, $y, $h, $bp["right"]["color"], $widths, "right");
}
$node = $frame->get_node();
$id = $node->getAttribute("id");
if (strlen($id) > 0) {
$this->_canvas->add_named_dest($id);
}
// Only two levels of links frames
$is_link_node = $node->nodeName === "a";
if ($is_link_node) {
if (($name = $node->getAttribute("name"))) {
$this->_canvas->add_named_dest($name);
}
}
if ($frame->get_parent() && $frame->get_parent()->get_node()->nodeName === "a") {
$link_node = $frame->get_parent()->get_node();
}
// Handle anchors & links
if ($is_link_node) {
if ($href = $node->getAttribute("href")) {
$href = Helpers::build_url($dompdf->getProtocol(), $dompdf->getBaseHost(), $dompdf->getBasePath(), $href);
$this->_canvas->add_link($href, $x, $y, $w, $h);
}
}
}
protected function get_child_size(Frame $frame, bool $do_debug_layout_line): array {
$w = 0.0;
$h = 0.0;
foreach ($frame->get_children() as $child) {
if ($child->get_node()->nodeValue === ' ' && $child->get_prev_sibling() && !$child->get_next_sibling()) {
break;
}
list($child_x, $child_y, $child_w, $child_h) = $child->get_padding_box();
$child_h2 = 0.0;
if ($child_w === 'auto') {
list($child_w, $child_h2) = $this->get_child_size($child, $do_debug_layout_line);
$w += (float)$child_w;
} else {
$w += (float)$child_w;
}
$h = max($h, $child_h, $child_h2);
if ($do_debug_layout_line) {
$this->_debug_layout($child->get_border_box(), "blue");
if ($this->_dompdf->getOptions()->getDebugLayoutPaddingBox()) {
$this->_debug_layout($child->get_padding_box(), "blue", [0.5, 0.5]);
}
}
}
return [$w, $h];
}
}
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