function get_min_max_width() { if (!is_null($this->_min_max_cache)) { return $this->_min_max_cache; } $style = $this->_frame->get_style(); // Account for margins & padding $dims = array($style->padding_left, $style->padding_right, $style->border_left_width, $style->border_right_width, $style->margin_left, $style->margin_right); $cb_w = $this->_frame->get_containing_block("w"); $delta = $style->length_in_pt($dims, $cb_w); // Handle degenerate case if (!$this->_frame->get_first_child()) { return $this->_min_max_cache = array($delta, $delta, "min" => $delta, "max" => $delta); } $low = array(); $high = array(); for ($iter = $this->_frame->get_children()->getIterator(); $iter->valid(); $iter->next()) { $inline_min = 0; $inline_max = 0; // Add all adjacent inline widths together to calculate max width while ($iter->valid() && in_array($iter->current()->get_style()->display, Style::$INLINE_TYPES)) { $child = $iter->current(); $minmax = $child->get_min_max_width(); if (in_array($iter->current()->get_style()->white_space, array("pre", "nowrap"))) { $inline_min += $minmax["min"]; } else { $low[] = $minmax["min"]; } $inline_max += $minmax["max"]; $iter->next(); } if ($inline_max > 0) { $high[] = $inline_max; } if ($inline_min > 0) { $low[] = $inline_min; } if ($iter->valid()) { list($low[], $high[]) = $iter->current()->get_min_max_width(); continue; } } $min = count($low) ? max($low) : 0; $max = count($high) ? max($high) : 0; // Use specified width if it is greater than the minimum defined by the // content. If the width is a percentage ignore it for now. $width = $style->width; if ($width !== "auto" && !Helpers::is_percent($width)) { $width = $style->length_in_pt($width, $cb_w); if ($min < $width) { $min = $width; } if ($max < $width) { $max = $width; } } $min += $delta; $max += $delta; return $this->_min_max_cache = array($min, $max, "min" => $min, "max" => $max); }
/** * @return AbstractFrameDecorator */ function find_positionned_parent() { // Find our nearest relative positionned parent $p = $this->get_parent(); while ($p) { if ($p->is_positionned()) { break; } $p = $p->get_parent(); } if (!$p) { $p = $this->_root->get_first_child(); // <body> } return $this->_positionned_parent = $p; }
function render(Frame $frame) { $style = $frame->get_style(); if (!$frame->get_first_child()) { return; } // No children, no service // Draw the left border if applicable $bp = $style->get_border_properties(); $widths = array($style->length_in_pt($bp["top"]["width"]), $style->length_in_pt($bp["right"]["width"]), $style->length_in_pt($bp["bottom"]["width"]), $style->length_in_pt($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(); $w = null; $h = 0; // $x += $widths[3]; // $y += $widths[0]; $this->_set_opacity($frame->get_opacity($style->opacity)); $first_row = true; foreach ($frame->get_children() as $child) { list($child_x, $child_y, $child_w, $child_h) = $child->get_padding_box(); if (!is_null($w) && $child_x < $x + $w) { //This branch seems to be supposed to being called on the first part //of an inline html element, and the part after the if clause for the //parts after a line break. //But because $w initially mostly is 0, and gets updated only on the next //round, this seem to be never executed and the common close always. // The next child is on another line. Draw the background & // borders on this line. // Background: if (($bg = $style->background_color) !== "transparent") { $this->_canvas->filled_rectangle($x, $y, $w, $h, $bg); } if (($url = $style->background_image) && $url !== "none") { $this->_background_image($url, $x, $y, $w, $h, $style); } // If this is the first row, draw the left border if ($first_row) { if ($bp["left"]["style"] !== "none" && $bp["left"]["color"] !== "transparent" && $bp["left"]["width"] > 0) { $method = "_border_" . $bp["left"]["style"]; $this->{$method}($x, $y, $h + $widths[0] + $widths[2], $bp["left"]["color"], $widths, "left"); } $first_row = false; } // Draw the top & bottom borders if ($bp["top"]["style"] !== "none" && $bp["top"]["color"] !== "transparent" && $bp["top"]["width"] > 0) { $method = "_border_" . $bp["top"]["style"]; $this->{$method}($x, $y, $w + $widths[1] + $widths[3], $bp["top"]["color"], $widths, "top"); } if ($bp["bottom"]["style"] !== "none" && $bp["bottom"]["color"] !== "transparent" && $bp["bottom"]["width"] > 0) { $method = "_border_" . $bp["bottom"]["style"]; $this->{$method}($x, $y + $h + $widths[0] + $widths[2], $w + $widths[1] + $widths[3], $bp["bottom"]["color"], $widths, "bottom"); } // Handle anchors & links $link_node = null; if ($frame->get_node()->nodeName === "a") { $link_node = $frame->get_node(); } else { if ($frame->get_parent()->get_node()->nodeName === "a") { $link_node = $frame->get_parent()->get_node(); } } if ($link_node && ($href = $link_node->getAttribute("href"))) { $href = Helpers::build_url($this->_dompdf->getProtocol(), $this->_dompdf->getBaseHost(), $this->_dompdf->getBasePath(), $href); $this->_canvas->add_link($href, $x, $y, $w, $h); } $x = $child_x; $y = $child_y; $w = $child_w; $h = $child_h; continue; } if (is_null($w)) { $w = $child_w; } else { $w += $child_w; } $h = max($h, $child_h); if ($this->_dompdf->get_option("debugLayout") && $this->_dompdf->get_option("debugLayoutInline")) { $this->_debug_layout($child->get_border_box(), "blue"); if ($this->_dompdf->get_option("debugLayoutPaddingBox")) { $this->_debug_layout($child->get_padding_box(), "blue", array(0.5, 0.5)); } } } // 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 += $widths[1] + $widths[3]; $h += $widths[0] + $widths[2]; // make sure the border and background start inside the left margin $left_margin = $style->length_in_pt($style->margin_left); $x += $left_margin; // If this is the first row, draw the left border too if ($first_row && $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"); } // Only two levels of links frames $link_node = null; if ($frame->get_node()->nodeName === "a") { $link_node = $frame->get_node(); if (($name = $link_node->getAttribute("name")) || ($name = $link_node->getAttribute("id"))) { $this->_canvas->add_named_dest($name); } } if ($frame->get_parent() && $frame->get_parent()->get_node()->nodeName === "a") { $link_node = $frame->get_parent()->get_node(); } // Handle anchors & links if ($link_node) { if ($href = $link_node->getAttribute("href")) { $href = Helpers::build_url($this->_dompdf->getProtocol(), $this->_dompdf->getBaseHost(), $this->_dompdf->getBasePath(), $href); $this->_canvas->add_link($href, $x, $y, $w, $h); } } }
/** * Remove a row group from the cellmap. * * @param Frame $group The group to remove */ public function remove_row_group(Frame $group) { $key = $group->get_id(); if (!isset($this->_frames[$key])) { return; // Presumably this row has alredy been removed } $iter = $group->get_first_child(); while ($iter) { $this->remove_row($iter); $iter = $iter->get_next_sibling(); } $this->_frames[$key] = null; unset($this->_frames[$key]); }
/** * */ public function rewind() { $this->_cur = $this->_parent->get_first_child(); $this->_num = 0; }