91 lines
2.6 KiB
PHP
Executable File
91 lines
2.6 KiB
PHP
Executable File
<?php
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/**
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* @package dompdf
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* @link https://github.com/dompdf/dompdf
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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*/
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namespace Dompdf\Renderer;
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use Dompdf\Frame;
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use Dompdf\FrameDecorator\Image as ImageFrameDecorator;
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use Dompdf\Image\Cache;
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/**
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* Image renderer
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*
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* @package dompdf
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*/
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class Image extends Block
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{
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/**
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* @param ImageFrameDecorator $frame
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*/
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function render(Frame $frame)
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{
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$style = $frame->get_style();
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$border_box = $frame->get_border_box();
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$this->_set_opacity($frame->get_opacity($style->opacity));
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// Render background & borders
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$this->_render_background($frame, $border_box);
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$this->_render_border($frame, $border_box);
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$this->_render_outline($frame, $border_box);
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$content_box = $frame->get_content_box();
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[$x, $y, $w, $h] = $content_box;
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$src = $frame->get_image_url();
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$alt = null;
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if (Cache::is_broken($src) &&
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$alt = $frame->get_node()->getAttribute("alt")
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) {
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$font = $style->font_family;
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$size = $style->font_size;
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$word_spacing = $style->word_spacing;
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$letter_spacing = $style->letter_spacing;
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$this->_canvas->text(
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$x,
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$y,
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$alt,
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$font,
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$size,
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$style->color,
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$word_spacing,
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$letter_spacing
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);
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} elseif ($w > 0 && $h > 0) {
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if ($style->has_border_radius()) {
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[$tl, $tr, $br, $bl] = $style->resolve_border_radius($border_box, $content_box);
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$this->_canvas->clipping_roundrectangle($x, $y, $w, $h, $tl, $tr, $br, $bl);
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}
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$this->_canvas->image($src, $x, $y, $w, $h, $style->image_resolution);
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if ($style->has_border_radius()) {
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$this->_canvas->clipping_end();
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}
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}
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if ($msg = $frame->get_image_msg()) {
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$parts = preg_split("/\s*\n\s*/", $msg);
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$font = $style->font_family;
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$height = 10;
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$_y = $alt ? $y + $h - count($parts) * $height : $y;
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foreach ($parts as $i => $_part) {
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$this->_canvas->text($x, $_y + $i * $height, $_part, $font, $height * 0.8, [0.5, 0.5, 0.5]);
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}
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}
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$id = $frame->get_node()->getAttribute("id");
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if (strlen($id) > 0) {
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$this->_canvas->add_named_dest($id);
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}
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$this->debugBlockLayout($frame, "blue");
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}
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}
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