Initial commit

2026-05-26 08:07:45 +00:00
commit a234e55e64
4263 changed files with 855927 additions and 0 deletions
@@ -0,0 +1,121 @@
+<?php
+/**
+ * @package dompdf
+ * @link    https://github.com/dompdf/dompdf
+ * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
+ */
+namespace Dompdf\Renderer;
+
+use Dompdf\Frame;
+
+/**
+ * Renders inline frames
+ *
+ * @package dompdf
+ */
+class Inline extends AbstractRenderer
+{
+    function render(Frame $frame)
+    {
+        // Get the first in-flow child
+        $child = $frame->get_first_child();
+        while ($child && !$child->is_in_flow()) {
+            $child = $child->get_next_sibling();
+        }
+
+        if (!$child) {
+            return; // No children, no service
+        }
+
+        $style = $frame->get_style();
+        $node = $frame->get_node();
+
+        $this->_set_opacity($frame->get_opacity($style->opacity));
+
+        // Draw background & border behind each child. To do this, we need to
+        // to figure out just how much space each child takes. Retrieve the
+        // position of the first child again, to account for text and vertical
+        // alignment
+        [$x, $y] = $child->get_position();
+        [$w, $h] = $this->get_child_size($frame);
+
+        [, , $cbw] = $frame->get_containing_block();
+        $margin_left = $style->length_in_pt($style->margin_left, $cbw);
+        $pt = $style->length_in_pt($style->padding_top, $cbw);
+        $pb = $style->length_in_pt($style->padding_bottom, $cbw);
+
+        // Make sure that border and background start inside the left margin
+        // Extend the drawn box by border and padding in vertical direction, as
+        // these do not affect layout
+        // FIXME: Using a small vertical offset of a fraction of the height here
+        // to work around the vertical position being slightly off in general
+        $x += $margin_left;
+        $y -= $style->border_top_width + $pt - ($h * 0.1);
+        $h += $style->border_top_width + $pt + $style->border_bottom_width + $pb;
+
+        $border_box = [$x, $y, $w, $h];
+        $this->_render_background($frame, $border_box);
+        $this->_render_border($frame, $border_box);
+        $this->_render_outline($frame, $border_box);
+
+        $this->addNamedDest($node);
+        $this->addHyperlink($node, $border_box);
+
+        $options = $this->_dompdf->getOptions();
+
+        if ($options->getDebugLayout() && $options->getDebugLayoutInline()) {
+            $this->debugLayout($border_box, "blue");
+
+            if ($options->getDebugLayoutPaddingBox()) {
+                $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
+                ];
+                $this->debugLayout($padding_box, "blue", [0.5, 0.5]);
+            }
+        }
+    }
+
+    protected function get_child_size(Frame $frame): array
+    {
+        $w = 0.0;
+        $h = 0.0;
+
+        foreach ($frame->get_children() as $child) {
+            if (!$child->is_in_flow()) {
+                continue;
+            }
+
+            // Exclude trailing white space
+            if ($child->get_node()->nodeValue === " "
+                && $child->get_prev_sibling() && !$child->get_next_sibling()
+            ) {
+                break;
+            }
+
+            $style = $child->get_style();
+            $auto_width = $style->width === "auto";
+            $auto_height = $style->height === "auto";
+            [, , $child_w, $child_h] = $child->get_border_box();
+
+            if ($auto_width || $auto_height) {
+                [$child_w2, $child_h2] = $this->get_child_size($child);
+
+                if ($auto_width) {
+                    $child_w = $child_w2;
+                }
+    
+                if ($auto_height) {
+                    $child_h = $child_h2;
+                }
+            }
+
+            $w += $child_w;
+            $h = max($h, $child_h);
+        }
+
+        return [$w, $h];
+    }
+}