protected function _render_border(Frame_Decorator $frame, $corner_style = "bevel")
{
$cb = $frame->get_containing_block();
$style = $frame->get_style();
$bbox = $frame->get_border_box();
$bp = $frame->get_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"]));
foreach ($bp as $side => $props) {
list($x, $y, $w, $h) = $bbox;
if (!$props["style"] || $props["style"] == "none" || $props["width"] <= 0) {
continue;
}
switch ($side) {
case "top":
$length = $w;
break;
case "bottom":
$length = $w;
$y += $h;
break;
case "left":
$length = $h;
break;
case "right":
$length = $h;
$x += $w;
break;
default:
break;
}
$method = "_border_" . $props["style"];
$this->{$method}($x, $y, $length, $props["color"], $widths, $side, $corner_style);
}
}
function reflow(Frame_Decorator $block = null)
{
$frame = $this->_frame;
$page = $frame->get_root();
$page->check_forced_page_break($frame);
if ($page->is_full()) {
return;
}
$style = $frame->get_style();
$this->_set_content();
$frame->position();
$cb = $frame->get_containing_block();
if (($f = $frame->get_first_child()) && $f instanceof Text_Frame_Decorator) {
$f_style = $f->get_style();
$f_style->margin_left = $style->margin_left;
$f_style->padding_left = $style->padding_left;
$f_style->border_left = $style->border_left;
}
if (($l = $frame->get_last_child()) && $l instanceof Text_Frame_Decorator) {
$l_style = $l->get_style();
$l_style->margin_right = $style->margin_right;
$l_style->padding_right = $style->padding_right;
$l_style->border_right = $style->border_right;
}
if ($block) {
$block->add_frame_to_line($this->_frame);
}
foreach ($frame->get_children() as $child) {
$child->set_containing_block($cb);
$child->reflow($block);
}
}
function reflow(Frame_Decorator $block = null)
{
$frame = $this->_frame;
$page = $frame->get_root();
$page->check_forced_page_break($this->_frame);
if ($page->is_full())
return;
$this->_block_parent = /*isset($block) ? $block : */
$frame->find_block_parent();
// Left trim the text if this is the first text on the line and we're
// collapsing white space
// if ( $this->_block_parent->get_current_line()->w == 0 &&
// ($frame->get_style()->white_space !== "pre" ||
// $frame->get_style()->white_space !== "pre-wrap") ) {
// $frame->set_text( ltrim( $frame->get_text() ) );
// }
$frame->position();
$this->_layout_line();
if ($block) {
$block->add_frame_to_line($frame);
}
}
function reflow(Frame_Decorator $block = null)
{
$this->_frame->position();
$this->get_min_max_width();
if ($block) {
$block->add_frame_to_line($this->_frame);
}
}
function move($offset_x, $offset_y, $ignore_self = false)
{
list($x, $y) = $this->_frame->get_position();
if (!$ignore_self) {
$this->_frame->set_position($x + $offset_x, $y + $offset_y);
}
foreach ($this->_frame->get_children() as $child) {
$child->move($offset_x, $offset_y);
}
}
protected function _render_outline(Frame_Decorator $frame, $corner_style = "bevel")
{
$style = $frame->get_style();
$props = array("width" => $style->outline_width, "style" => $style->outline_style, "color" => $style->outline_color);
if (!$props["style"] || $props["style"] === "none" || $props["width"] <= 0) {
return;
}
$bbox = $frame->get_border_box();
$offset = $style->length_in_pt($props["width"]);
$pattern = $this->_get_dash_pattern($props["style"], $offset);
if (in_array($props["style"], array("solid", "dashed", "dotted"))) {
$bbox[0] -= $offset / 2;
$bbox[1] -= $offset / 2;
$bbox[2] += $offset;
$bbox[3] += $offset;
list($x, $y, $w, $h) = $bbox;
$this->_canvas->rectangle($x, $y, $w, $h, $props["color"], $offset, $pattern);
return;
}
$bbox[0] -= $offset;
$bbox[1] -= $offset;
$bbox[2] += $offset * 2;
$bbox[3] += $offset * 2;
$method = "_border_" . $props["style"];
$widths = array_fill(0, 4, $props["width"]);
$sides = array("top", "right", "left", "bottom");
foreach ($sides as $side) {
list($x, $y, $w, $h) = $bbox;
switch ($side) {
case "top":
$length = $w;
break;
case "bottom":
$length = $w;
$y += $h;
break;
case "left":
$length = $h;
break;
case "right":
$length = $h;
$x += $w;
break;
default:
break;
}
$this->{$method}($x, $y, $length, $props["color"], $widths, $side, $corner_style);
}
}
function reflow(Frame_Decorator $block = null)
{
$this->_frame->position();
//FLOAT
//$frame = $this->_frame;
//$page = $frame->get_root();
//if (DOMPDF_ENABLE_CSS_FLOAT && $frame->get_style()->float !== "none" ) {
// $page->add_floating_frame($this);
//}
// Set the frame's width
$this->get_min_max_width();
if ($block) {
$block->add_frame_to_line($this->_frame);
}
}
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
global $_dompdf_warnings;
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
list($this->_image_url, $this->_image_ext) = Image_Cache::resolve_url($url, $dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path());
}
function copy(DomNode $node)
{
$deco = parent::copy($node);
$deco->_cellmap->set_columns($this->_cellmap->get_columns());
$deco->_cellmap->lock_columns();
return $deco;
}
function reset()
{
parent::reset();
$this->_lines = array(array("frames" => array(), "wc" => 0, "y" => null, "w" => 0, "h" => 0));
$this->_counters = array(self::DEFAULT_COUNTER => 0);
$this->_cl = 0;
}
/**
* Class constructor
*
* @param Frame $frame the bullet frame to decorate
* @param DOMPDF $dompdf the document's dompdf object
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
$style = $frame->get_style();
$url = $style->list_style_image;
$frame->get_node()->setAttribute("src", $url);
$this->_img = new Image_Frame_Decorator($frame, $dompdf);
parent::__construct($this->_img, $dompdf);
list($width, $height) = dompdf_getimagesize($this->_img->get_image_url());
// Resample the bullet image to be consistent with 'auto' sized images
// See also Image_Frame_Reflower::get_min_max_width
// Tested php ver: value measured in px, suffix "px" not in value: rtrim unnecessary.
$this->_width = (double) rtrim($width, "px") * 72 / DOMPDF_DPI;
$this->_height = (double) rtrim($height, "px") * 72 / DOMPDF_DPI;
//If an image is taller as the containing block/box, the box should be extended.
//Neighbour elements are overwriting the overlapping image areas.
//Todo: Where can the box size be extended?
//Code below has no effect.
//See block_frame_reflower _calculate_restricted_height
//See generated_frame_reflower, Dompdf:render() "list-item", "-dompdf-list-bullet"S.
//Leave for now
//if ($style->min_height < $this->_height ) {
// $style->min_height = $this->_height;
//}
//$style->height = "auto";
}
function reset()
{
parent::reset();
$this->_line_boxes = array(new Line_Box($this));
$this->_counters = array(self::DEFAULT_COUNTER => 0);
$this->_cl = 0;
}
function reset()
{
parent::reset();
$this->_lines = array(self::$_initial_line_state);
$this->_counters = array(self::DEFAULT_COUNTER => 0);
$this->_cl = 0;
}
/**
* Override split() to remove all child rows and this element from the cellmap
*
* @param Frame $child
* @param bool $force_pagebreak
*
* @return void
*/
function split(Frame $child = null, $force_pagebreak = false) {
if ( is_null($child) ) {
parent::split();
return;
}
// Remove child & all subsequent rows from the cellmap
$cellmap = $this->get_parent()->get_cellmap();
$iter = $child;
while ( $iter ) {
$cellmap->remove_row($iter);
$iter = $iter->get_next_sibling();
}
// If we are splitting at the first child remove the
// table-row-group from the cellmap as well
if ( $child === $this->get_first_child() ) {
$cellmap->remove_row_group($this);
parent::split();
return;
}
$cellmap->update_row_group($this, $child->get_prev_sibling());
parent::split($child);
}
function set_containing_block($x = null, $y = null, $w = null, $h = null)
{
parent::set_containing_block($x, $y, $w, $h);
if (isset($h)) {
$this->_bottom_page_margin = $h;
}
}
function __construct(Frame $frame, DOMPDF $dompdf)
{
parent::__construct($frame);
$url = $frame->get_node()->getAttribute("src");
if (!DOMPDF_ENABLE_REMOTE && strstr($url, "://")) {
$this->_remote = false;
$this->_image_url = DOMPDF_LIB_DIR . "/res/broken_image.png";
} else {
if (DOMPDF_ENABLE_REMOTE && strstr($url, "://")) {
// Download remote files to a temporary directory
$this->_remote = true;
$this->_image_url = tempnam(DOMPDF_TEMP_DIR, "dompdf_img_");
file_put_contents($this->_image_url, file_get_contents($url));
} else {
$this->_remote = false;
$this->_image_url = build_url($dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path(), $url);
}
}
if (!is_readable($this->_image_url) || !filesize($this->_image_url)) {
$this->_remote = false;
$this->_image_url = DOMPDF_LIB_DIR . "/res/broken_image.png";
}
// We need to preserve the file extenstion
$i = strrpos($url, ".");
if ($i === false) {
throw new DOMPDF_Exception("Unknown image type: {$url}.");
}
$this->_image_ext = strtolower(substr($url, $i + 1));
}
function reflow(Frame_Decorator $block = null)
{
$frame = $this->_frame;
// Check if a page break is forced
$page = $frame->get_root();
$page->check_forced_page_break($frame);
if ($page->is_full())
return;
$style = $frame->get_style();
// Generated content
$this->_set_content();
$frame->position();
$cb = $frame->get_containing_block();
// Add our margin, padding & border to the first and last children
if (($f = $frame->get_first_child()) && $f instanceof Text_Frame_Decorator) {
$f_style = $f->get_style();
$f_style->margin_left = $style->margin_left;
$f_style->padding_left = $style->padding_left;
$f_style->border_left = $style->border_left;
}
if (($l = $frame->get_last_child()) && $l instanceof Text_Frame_Decorator) {
$l_style = $l->get_style();
$l_style->margin_right = $style->margin_right;
$l_style->padding_right = $style->padding_right;
$l_style->border_right = $style->border_right;
}
if ($block) {
$block->add_frame_to_line($this->_frame);
}
// Set the containing blocks and reflow each child. The containing
// block is not changed by line boxes.
foreach ($frame->get_children() as $child) {
$child->set_containing_block($cb);
$child->reflow($block);
}
}
function __construct(Frame $frame, DOMPDF $dompdf)
{
parent::__construct($frame, $dompdf);
$style = $this->_frame->get_style();
$style->width = 0;
$style->height = 0;
$style->margin = 0;
$style->padding = 0;
}
/**
* Split the table at $row. $row and all subsequent rows will be
* added to the clone. This method is overidden in order to remove
* frames from the cellmap properly.
*
* @param Frame $row
*/
function split($child = null)
{
parent::split($child);
// Update the cellmap
$iter = $child;
while ($iter) {
$this->_cellmap->remove_row($iter);
$iter = $iter->get_next_sibling();
}
}
function __construct(Frame $frame, DOMPDF $dompdf)
{
$style = $frame->get_style();
$url = $style->list_style_image;
$frame->get_node()->setAttribute("src", $url);
$this->_img = new Image_Frame_Decorator($frame, $dompdf);
parent::__construct($this->_img, $dompdf);
list($width, $height) = dompdf_getimagesize($this->_img->get_image_url());
$this->_width = (double) rtrim($width, "px") * 72 / DOMPDF_DPI;
$this->_height = (double) rtrim($height, "px") * 72 / DOMPDF_DPI;
}
/**
* Class constructor
*
* @param Frame $frame the bullet frame to decorate
* @param DOMPDF $dompdf the document's dompdf object
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
$url = $frame->get_style()->list_style_image;
$frame->get_node()->setAttribute("src", $url);
$this->_img = new Image_Frame_Decorator($frame, $dompdf);
parent::__construct($this->_img, $dompdf);
list($width, $height) = getimagesize($this->_img->get_image_url());
// Resample the bullet image to be consistent with 'auto' sized images
$this->_width = (double) rtrim($width, "px") * 72 / DOMPDF_DPI;
$this->_height = (double) rtrim($height, "px") * 72 / DOMPDF_DPI;
}
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
$debug_png = $dompdf->get_option("debug_png");
if ($debug_png) {
print '[__construct ' . $url . ']';
}
list($this->_image_url, , $this->_image_msg) = Image_Cache::resolve_url($url, $dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path(), $dompdf);
if (Image_Cache::is_broken($this->_image_url) && ($alt = $frame->get_node()->getAttribute("alt"))) {
$style = $frame->get_style();
$style->width = 4 / 3 * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
global $_dompdf_warnings;
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
//debugpng
if (DEBUGPNG) {
print '[__construct ' . $url . ']';
}
list($this->_image_url, $this->_image_ext) = Image_Cache::resolve_url($url, $dompdf->get_protocol(), $dompdf->get_host(), $dompdf->get_base_path());
if (strrpos($this->_image_url, DOMPDF_LIB_DIR . "/res/broken_image.png", 0) !== false && ($alt = $frame->get_node()->getAttribute("alt"))) {
$style = $frame->get_style();
$style->width = 4 / 3 * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}
function split($child = null, $force_pagebreak = false)
{
if (is_null($child)) {
parent::split();
return;
}
$cellmap = $this->get_parent()->get_cellmap();
$iter = $child;
while ($iter) {
$cellmap->remove_row($iter);
$iter = $iter->get_next_sibling();
}
if ($child === $this->get_first_child()) {
$cellmap->remove_row_group($this);
parent::split();
return;
}
$cellmap->update_row_group($this, $child->get_prev_sibling());
parent::split($child);
}
/**
* Class constructor
*
* @param Frame $frame the frame to decorate
* @param DOMPDF $dompdf the document's dompdf object (required to resolve relative & remote urls)
*/
function __construct(Frame $frame, DOMPDF $dompdf)
{
global $_dompdf_warnings;
parent::__construct($frame, $dompdf);
$url = $frame->get_node()->getAttribute("src");
//debugpng
if (DEBUGPNG) print '[__construct ' . $url . ']';
list($this->_image_url, $type, $this->_image_msg) = Image_Cache::resolve_url($url,
$dompdf->get_protocol(),
$dompdf->get_host(),
$dompdf->get_base_path());
if (Image_Cache::is_broken($this->_image_url) &&
$alt = $frame->get_node()->getAttribute("alt")
) {
$style = $frame->get_style();
$style->width = (4 / 3) * Font_Metrics::get_text_width($alt, $style->font_family, $style->font_size, $style->word_spacing);
$style->height = Font_Metrics::get_font_height($style->font_family, $style->font_size);
}
}
function __construct(Frame $frame, DOMPDF $dompdf)
{
parent::__construct($frame, $dompdf);
}
/**
* Return a copy of this frame with $node as its node
*
* @param DOMNode $node
*
* @return Frame
*/
function copy(DOMNode $node)
{
$deco = parent::copy($node);
// In order to keep columns' widths through pages
$deco->_cellmap->set_columns($this->_cellmap->get_columns());
$deco->_cellmap->lock_columns();
return $deco;
}
/**
* Set the frame's containing block. Overridden to set $this->_bottom_page_margin.
*
* @param float $x
* @param float $y
* @param float $w
* @param float $h
*/
function set_containing_block($x = null, $y = null, $w = null, $h = null)
{
parent::set_containing_block($x, $y, $w, $h);
//$w = $this->get_containing_block("w");
if (isset($h)) {
$this->_bottom_page_margin = $h;
}
// - $this->_frame->get_style()->length_in_pt($this->_frame->get_style()->margin_bottom, $w);
}
function reflow(Frame_Decorator $block = null)
{
// Check if a page break is forced
$page = $this->_frame->get_root();
$page->check_forced_page_break($this->_frame);
// Bail if the page is full
if ($page->is_full()) {
return;
}
// Generated content
$this->_set_content();
// Collapse margins if required
$this->_collapse_margins();
$style = $this->_frame->get_style();
$cb = $this->_frame->get_containing_block();
if ($style->position === "fixed") {
$cb = $this->_frame->get_root()->get_containing_block();
}
// Determine the constraints imposed by this frame: calculate the width
// of the content area:
list($w, $left_margin, $right_margin, $left, $right) = $this->_calculate_restricted_width();
// Store the calculated properties
$style->width = $w . "pt";
$style->margin_left = $left_margin . "pt";
$style->margin_right = $right_margin . "pt";
$style->left = $left . "pt";
$style->right = $right . "pt";
// Update the position
$this->_frame->position();
list($x, $y) = $this->_frame->get_position();
// Adjust the first line based on the text-indent property
$indent = $style->length_in_pt($style->text_indent, $cb["w"]);
$this->_frame->increase_line_width($indent);
// Determine the content edge
$top = $style->length_in_pt(array($style->margin_top, $style->padding_top, $style->border_top_width), $cb["h"]);
$bottom = $style->length_in_pt(array($style->border_bottom_width, $style->margin_bottom, $style->padding_bottom), $cb["h"]);
$cb_x = $x + $left_margin + $style->length_in_pt(array($style->border_left_width, $style->padding_left), $cb["w"]);
$cb_y = $y + $top;
$cb_h = $cb["h"] + $cb["y"] - $bottom - $cb_y;
// Set the y position of the first line in this block
$this->_frame->set_current_line($cb_y);
$this->_frame->get_current_line_box()->get_float_offsets();
// Set the containing blocks and reflow each child
foreach ($this->_frame->get_children() as $child) {
// Bail out if the page is full
if ($page->is_full()) {
break;
}
$child->set_containing_block($cb_x, $cb_y, $w, $cb_h);
$this->process_clear($child);
$child->reflow($this->_frame);
// Don't add the child to the line if a page break has occurred
if ($page->check_page_break($child)) {
break;
}
$this->process_float($child, $cb_x, $w);
}
// Determine our height
list($height, $margin_top, $margin_bottom, $top, $bottom) = $this->_calculate_restricted_height();
$style->height = $height;
$style->margin_top = $margin_top;
$style->margin_bottom = $margin_bottom;
$style->top = $top;
$style->bottom = $bottom;
$needs_reposition = $style->position === "absolute" && ($style->right !== "auto" || $style->bottom !== "auto");
// Absolute positioning measurement
if ($needs_reposition) {
$orig_style = $this->_frame->get_original_style();
if ($orig_style->width === "auto" && ($orig_style->left === "auto" || $orig_style->right === "auto")) {
$width = 0;
foreach ($this->_frame->get_line_boxes() as $line) {
$width = max($line->w, $width);
}
$style->width = $width;
}
$style->left = $orig_style->left;
$style->right = $orig_style->right;
}
$this->_text_align();
$this->vertical_align();
// Absolute positioning
if ($needs_reposition) {
list($x, $y) = $this->_frame->get_position();
$this->_frame->position();
list($new_x, $new_y) = $this->_frame->get_position();
$this->_frame->move($new_x - $x, $new_y - $y, true);
}
if ($block && $this->_frame->is_in_flow()) {
$block->add_frame_to_line($this->_frame);
// May be inline-block
if ($style->display === "block") {
$block->add_line();
}
}
}
function __toString()
{
// Skip empty text frames
if ($this->_node->nodeName == "#text" && preg_replace("/\\s/", "", $this->_node->data) === "") {
return "";
}
$str = "<b>" . $this->_node->nodeName . ":</b><br/>";
$str .= (string) $this->_node . "<br/>";
$str .= "Id: " . $this->get_id() . "<br/>";
$str .= "Class: " . get_class($this) . "<br/>";
if ($this->_node->nodeName == "#text") {
$tmp = htmlspecialchars($this->_node->nodeValue);
$str .= "<pre>'" . mb_substr($tmp, 0, 70) . (mb_strlen($tmp) > 70 ? "..." : "") . "'</pre>";
}
if ($this->_parent) {
$str .= "\nParent:" . $this->_parent->_node->nodeName . " (" . (string) $this->_parent->_node . ") " . "<br/>";
}
if ($this->_prev_sibling) {
$str .= "Prev: " . $this->_prev_sibling->_node->nodeName . " (" . (string) $this->_prev_sibling->_node . ") " . "<br/>";
}
if ($this->_next_sibling) {
$str .= "Next: " . $this->_next_sibling->_node->nodeName . " (" . (string) $this->_next_sibling->_node . ") " . "<br/>";
}
$d = $this->get_decorator();
while ($d && $d != $d->get_decorator()) {
$str .= "Decorator: " . get_class($d) . "<br/>";
$d = $d->get_decorator();
}
$str .= "Position: " . pre_r($this->_position, true);
$str .= "\nContaining block: " . pre_r($this->_containing_block, true);
$str .= "\nMargin width: " . pre_r($this->get_margin_width(), true);
$str .= "\nMargin height: " . pre_r($this->get_margin_height(), true);
$str .= "\nStyle: <pre>" . $this->_style->__toString() . "</pre>";
if ($this->_decorator instanceof Block_Frame_Decorator) {
$str .= "Lines:<pre>";
foreach ($this->_decorator->get_lines() as $line) {
foreach ($line["frames"] as $frame) {
if ($frame instanceof Text_Frame_Decorator) {
$str .= "\ntext: ";
$str .= htmlspecialchars($frame->get_text());
} else {
$str .= "\nBlock: " . $frame->get_node()->nodeName . " (" . (string) $frame->get_node() . ")";
}
}
$str .= "\ny => " . $line["y"] . "\n" . "w => " . $line["w"] . "\n" . "h => " . $line["h"] . "\n";
}
$str .= "</pre>";
}
$str .= "\n";
if (php_sapi_name() == "cli") {
$str = strip_tags(str_replace(array("<br/>", "<b>", "</b>"), array("\n", "", ""), $str));
}
return $str;
}
