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Direktori : /proc/self/root/home2/selectio/www/tnpsctestbatch.com/src/Positioner/ |
Current File : //proc/self/root/home2/selectio/www/tnpsctestbatch.com/src/Positioner/Absolute.php |
<?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\Positioner; use Dompdf\FrameDecorator\AbstractFrameDecorator; /** * Positions absolutely positioned frames */ class Absolute extends AbstractPositioner { /** * @param AbstractFrameDecorator $frame */ function position(AbstractFrameDecorator $frame) { $style = $frame->get_style(); $p = $frame->find_positionned_parent(); list($x, $y, $w, $h) = $frame->get_containing_block(); $top = $style->length_in_pt($style->top, $h); $right = $style->length_in_pt($style->right, $w); $bottom = $style->length_in_pt($style->bottom, $h); $left = $style->length_in_pt($style->left, $w); if ($p && !($left === "auto" && $right === "auto")) { // Get the parent's padding box (see http://www.w3.org/TR/CSS21/visuren.html#propdef-top) list($x, $y, $w, $h) = $p->get_padding_box(); } list($width, $height) = [$frame->get_margin_width(), $frame->get_margin_height()]; $orig_style = $frame->get_original_style(); $orig_width = $orig_style->width; $orig_height = $orig_style->height; /**************************** * * Width auto: * ____________| left=auto | left=fixed | * right=auto | A | B | * right=fixed | C | D | * * Width fixed: * ____________| left=auto | left=fixed | * right=auto | E | F | * right=fixed | G | H | *****************************/ if ($left === "auto") { if ($right === "auto") { // A or E - Keep the frame at the same position $x = $x + $frame->find_block_parent()->get_current_line_box()->w; } else { if ($orig_width === "auto") { // C $x += $w - $width - $right; } else { // G $x += $w - $width - $right; } } } else { if ($right === "auto") { // B or F $x += (float)$left; } else { if ($orig_width === "auto") { // D - TODO change width $x += (float)$left; } else { // H - Everything is fixed: left + width win $x += (float)$left; } } } // The same vertically if ($top === "auto") { if ($bottom === "auto") { // A or E - Keep the frame at the same position $y = $frame->find_block_parent()->get_current_line_box()->y; } else { if ($orig_height === "auto") { // C $y += (float)$h - $height - (float)$bottom; } else { // G $y += (float)$h - $height - (float)$bottom; } } } else { if ($bottom === "auto") { // B or F $y += (float)$top; } else { if ($orig_height === "auto") { // D - TODO change height $y += (float)$top; } else { // H - Everything is fixed: top + height win $y += (float)$top; } } } $frame->set_position($x, $y); } }