本文整理汇总了PHP中Frame::is_text_node方法的典型用法代码示例。如果您正苦于以下问题：PHP Frame::is_text_node方法的具体用法？PHP Frame::is_text_node怎么用？PHP Frame::is_text_node使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Frame的用法示例。
在下文中一共展示了Frame::is_text_node方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1:
function __construct(Frame $frame, DOMPDF $dompdf) {
if ( !$frame->is_text_node() )
throw new DOMPDF_Exception("Text_Decorator can only be applied to #text nodes.");
parent::__construct($frame, $dompdf);
$this->_text_spacing = null;
}示例2: switch
/**
* Decorate a Frame
*
* @param Frame $frame The frame to decorate
* @param DOMPDF $dompdf The dompdf instance
* @param Frame $root The frame to decorate
*
* @throws DOMPDF_Exception
* @return Frame_Decorator
* FIXME: this is admittedly a little smelly...
*/
static function decorate_frame(Frame $frame, DOMPDF $dompdf, Frame $root = null)
{
if (is_null($dompdf)) {
throw new DOMPDF_Exception("The DOMPDF argument is required");
}
$style = $frame->get_style();
// Floating (and more generally out-of-flow) elements are blocks
// http://coding.smashingmagazine.com/2007/05/01/css-float-theory-things-you-should-know/
if (!$frame->is_in_flow() && in_array($style->display, Style::$INLINE_TYPES)) {
$style->display = "block";
}
$display = $style->display;
switch ($display) {
case "block":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "inline-block":
$positioner = "Inline";
$decorator = "Block";
$reflower = "Block";
break;
case "inline":
$positioner = "Inline";
if ($frame->is_text_node()) {
$decorator = "Text";
$reflower = "Text";
} else {
$enable_css_float = $dompdf->get_option("enable_css_float");
if ($enable_css_float && $style->float !== "none") {
$decorator = "Block";
$reflower = "Block";
} else {
$decorator = "Inline";
$reflower = "Inline";
}
}
break;
case "table":
$positioner = "Block";
$decorator = "Table";
$reflower = "Table";
break;
case "inline-table":
$positioner = "Inline";
$decorator = "Table";
$reflower = "Table";
break;
case "table-row-group":
case "table-header-group":
case "table-footer-group":
$positioner = "Null";
$decorator = "Table_Row_Group";
$reflower = "Table_Row_Group";
break;
case "table-row":
$positioner = "Null";
$decorator = "Table_Row";
$reflower = "Table_Row";
break;
case "table-cell":
$positioner = "Table_Cell";
$decorator = "Table_Cell";
$reflower = "Table_Cell";
break;
case "list-item":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "-dompdf-list-bullet":
if ($style->list_style_position === "inside") {
$positioner = "Inline";
} else {
$positioner = "List_Bullet";
}
if ($style->list_style_image !== "none") {
$decorator = "List_Bullet_Image";
} else {
$decorator = "List_Bullet";
}
$reflower = "List_Bullet";
break;
case "-dompdf-image":
$positioner = "Inline";
$decorator = "Image";
$reflower = "Image";
break;
//.........这里部分代码省略.........
示例3: _page_break_allowed
//.........这里部分代码省略.........
// page_break_inside property.
$parent = $frame->get_parent();
if ($prev && $parent && $parent->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent inside: avoid");
return false;
}
// To prevent cascading page breaks when a top-level element has
// page-break-inside: avoid, ensure that at least one frame is
// on the page before splitting.
if ($parent->get_node()->nodeName === "body" && !$prev) {
// We are the body's first child
dompdf_debug("page-break", "Body's first child.");
return false;
}
// If the frame is the first block-level frame, use the value from
// $frame's parent instead.
if (!$prev && $parent) {
return $this->_page_break_allowed($parent);
}
dompdf_debug("page-break", "block: break allowed");
return true;
} else {
if (in_array($display, Style::$INLINE_TYPES)) {
// Avoid breaks within table-cells
if ($this->_in_table) {
dompdf_debug("page-break", "In table: " . $this->_in_table);
return false;
}
// Rule C
$block_parent = $frame->find_block_parent();
if (count($block_parent->get_line_boxes()) < $frame->get_style()->orphans) {
dompdf_debug("page-break", "orphans");
return false;
}
// FIXME: Checking widows is tricky without having laid out the
// remaining line boxes. Just ignore it for now...
// Rule D
$p = $block_parent;
while ($p) {
if ($p->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent->inside: avoid");
return false;
}
$p = $p->find_block_parent();
}
// To prevent cascading page breaks when a top-level element has
// page-break-inside: avoid, ensure that at least one frame with
// some content is on the page before splitting.
$prev = $frame->get_prev_sibling();
while ($prev && ($prev->is_text_node() && trim($prev->get_node()->nodeValue) == "")) {
$prev = $prev->get_prev_sibling();
}
if ($block_parent->get_node()->nodeName === "body" && !$prev) {
// We are the body's first child
dompdf_debug("page-break", "Body's first child.");
return false;
}
// Skip breaks on empty text nodes
if ($frame->is_text_node() && $frame->get_node()->nodeValue == "") {
return false;
}
dompdf_debug("page-break", "inline: break allowed");
return true;
// Table-rows
} else {
if ($display === "table-row") {
// Simply check if the parent table's page_break_inside property is
// not 'avoid'
$p = Table_Frame_Decorator::find_parent_table($frame);
while ($p) {
if ($p->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent->inside: avoid");
return false;
}
$p = $p->find_block_parent();
}
// Avoid breaking after the first row of a table
if ($p && $p->get_first_child() === $frame) {
dompdf_debug("page-break", "table: first-row");
return false;
}
// If this is a nested table, prevent the page from breaking
if ($this->_in_table > 1) {
dompdf_debug("page-break", "table: nested table");
return false;
}
dompdf_debug("page-break", "table-row/row-groups: break allowed");
return true;
} else {
if (in_array($display, Table_Frame_Decorator::$ROW_GROUPS)) {
// Disallow breaks at row-groups: only split at row boundaries
return false;
} else {
dompdf_debug("page-break", "? " . $frame->get_style()->display . "");
return false;
}
}
}
}
}示例4: Exception
/**
* Decorate a Frame
*
* @param $root Frame The frame to decorate
* @param $dompdf DOMPDF The dompdf instance
* @return Frame_Decorator
* FIXME-notes: this is admittedly a little smelly...
*/
static function decorate_frame(Frame $frame, DOMPDF $dompdf)
{
if (is_null($dompdf)) {
throw new Exception("foo");
}
$style = $frame->get_style();
switch ($style->display) {
case "block":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "inline-block":
$positioner = "Inline";
$decorator = "Block";
$reflower = "Block";
break;
case "inline":
$positioner = "Inline";
if ($frame->is_text_node()) {
$decorator = "Text";
$reflower = "Text";
} else {
if (DOMPDF_ENABLE_CSS_FLOAT && $style->float !== "none") {
$decorator = "Block";
$reflower = "Block";
} else {
$decorator = "Inline";
$reflower = "Inline";
}
}
break;
case "table":
$positioner = "Block";
$decorator = "Table";
$reflower = "Table";
break;
case "inline-table":
$positioner = "Inline";
$decorator = "Table";
$reflower = "Table";
break;
case "table-row-group":
case "table-header-group":
case "table-footer-group":
$positioner = "Null";
$decorator = "Table_Row_Group";
$reflower = "Table_Row_Group";
break;
case "table-row":
$positioner = "Null";
$decorator = "Table_Row";
$reflower = "Table_Row";
break;
case "table-cell":
$positioner = "Table_Cell";
$decorator = "Table_Cell";
$reflower = "Table_Cell";
break;
case "list-item":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "-dompdf-list-bullet":
if ($style->list_style_position === "inside") {
$positioner = "Inline";
} else {
$positioner = "List_Bullet";
}
if ($style->list_style_image !== "none") {
$decorator = "List_Bullet_Image";
} else {
$decorator = "List_Bullet";
}
$reflower = "List_Bullet";
break;
case "-dompdf-image":
$positioner = "Inline";
$decorator = "Image";
$reflower = "Image";
break;
case "-dompdf-br":
$positioner = "Inline";
$decorator = "Inline";
$reflower = "Inline";
break;
default:
// Fixme-note: should throw some sort of warning or something?
// Fixme-note: should throw some sort of warning or something?
case "none":
$positioner = "Null";
//.........这里部分代码省略.........
示例5: _page_break_allowed
protected function _page_break_allowed(Frame $frame)
{
$block_types = array("block", "list-item", "table", "-dompdf-image");
dompdf_debug("page-break", "_page_break_allowed(" . $frame->get_node()->nodeName . ")");
$display = $frame->get_style()->display;
if (in_array($display, $block_types)) {
if ($this->_in_table) {
dompdf_debug("page-break", "In table: " . $this->_in_table);
return false;
}
if ($frame->get_style()->page_break_before === "avoid") {
dompdf_debug("page-break", "before: avoid");
return false;
}
$prev = $frame->get_prev_sibling();
while ($prev && !in_array($prev->get_style()->display, $block_types)) {
$prev = $prev->get_prev_sibling();
}
if ($prev && $prev->get_style()->page_break_after === "avoid") {
dompdf_debug("page-break", "after: avoid");
return false;
}
$parent = $frame->get_parent();
if ($prev && $parent && $parent->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent inside: avoid");
return false;
}
if ($parent->get_node()->nodeName === "body" && !$prev) {
dompdf_debug("page-break", "Body's first child.");
return false;
}
if (!$prev && $parent) {
return $this->_page_break_allowed($parent);
}
dompdf_debug("page-break", "block: break allowed");
return true;
} else {
if (in_array($display, Style::$INLINE_TYPES)) {
if ($this->_in_table) {
dompdf_debug("page-break", "In table: " . $this->_in_table);
return false;
}
$block_parent = $frame->find_block_parent();
if (count($block_parent->get_line_boxes()) < $frame->get_style()->orphans) {
dompdf_debug("page-break", "orphans");
return false;
}
$p = $block_parent;
while ($p) {
if ($p->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent->inside: avoid");
return false;
}
$p = $p->find_block_parent();
}
$prev = $frame->get_prev_sibling();
while ($prev && ($prev->is_text_node() && trim($prev->get_node()->nodeValue) == "")) {
$prev = $prev->get_prev_sibling();
}
if ($block_parent->get_node()->nodeName === "body" && !$prev) {
dompdf_debug("page-break", "Body's first child.");
return false;
}
if ($frame->is_text_node() && $frame->get_node()->nodeValue == "") {
return false;
}
dompdf_debug("page-break", "inline: break allowed");
return true;
} else {
if ($display === "table-row") {
$p = Table_Frame_Decorator::find_parent_table($frame);
while ($p) {
if ($p->get_style()->page_break_inside === "avoid") {
dompdf_debug("page-break", "parent->inside: avoid");
return false;
}
$p = $p->find_block_parent();
}
if ($p && $p->get_first_child() === $frame) {
dompdf_debug("page-break", "table: first-row");
return false;
}
if ($this->_in_table > 1) {
dompdf_debug("page-break", "table: nested table");
return false;
}
dompdf_debug("page-break", "table-row/row-groups: break allowed");
return true;
} else {
if (in_array($display, Table_Frame_Decorator::$ROW_GROUPS)) {
return false;
} else {
dompdf_debug("page-break", "? " . $frame->get_style()->display . "");
return false;
}
}
}
}
}开发者ID:EfncoPlugins，项目名称:web-portal-lite-client-portal-secure-file-sharing-private-messaging，代码行数:99，代码来源:page_frame_decorator.cls.php
示例6: Exception
/**
* Decorate a Frame
*
* @param $root Frame The frame to decorate
* @param $dompdf DOMPDF The dompdf instance
* @return Frame_Decorator
* FIXME: this is admittedly a little smelly...
*/
static function decorate_frame(Frame $frame, DOMPDF $dompdf, Frame $root = null)
{
if (is_null($dompdf)) {
throw new Exception("foo");
}
$style = $frame->get_style();
$display = $style->display;
switch ($display) {
case "block":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "inline-block":
$positioner = "Inline";
$decorator = "Block";
$reflower = "Block";
break;
case "inline":
$positioner = "Inline";
if ($frame->is_text_node()) {
$decorator = "Text";
$reflower = "Text";
} else {
if (DOMPDF_ENABLE_CSS_FLOAT && $style->float !== "none") {
$decorator = "Block";
$reflower = "Block";
} else {
$decorator = "Inline";
$reflower = "Inline";
}
}
break;
case "table":
$positioner = "Block";
$decorator = "Table";
$reflower = "Table";
break;
case "inline-table":
$positioner = "Inline";
$decorator = "Table";
$reflower = "Table";
break;
case "table-row-group":
case "table-header-group":
case "table-footer-group":
$positioner = "Null";
$decorator = "Table_Row_Group";
$reflower = "Table_Row_Group";
break;
case "table-row":
$positioner = "Null";
$decorator = "Table_Row";
$reflower = "Table_Row";
break;
case "table-cell":
$positioner = "Table_Cell";
$decorator = "Table_Cell";
$reflower = "Table_Cell";
break;
case "list-item":
$positioner = "Block";
$decorator = "Block";
$reflower = "Block";
break;
case "-dompdf-list-bullet":
if ($style->list_style_position === "inside") {
$positioner = "Inline";
} else {
$positioner = "List_Bullet";
}
if ($style->list_style_image !== "none") {
$decorator = "List_Bullet_Image";
} else {
$decorator = "List_Bullet";
}
$reflower = "List_Bullet";
break;
case "-dompdf-image":
$positioner = "Inline";
$decorator = "Image";
$reflower = "Image";
break;
case "-dompdf-br":
$positioner = "Inline";
$decorator = "Inline";
$reflower = "Inline";
break;
default:
// FIXME: should throw some sort of warning or something?
// FIXME: should throw some sort of warning or something?
case "none":
//.........这里部分代码省略.........