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<?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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|
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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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/** |
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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 = $frame->get_border_box(); |
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|
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$this->_set_opacity($frame->get_opacity($style->opacity)); |
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|
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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, $border_box); |
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|
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$content_box = $frame->get_content_box(); |
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[$x, $y, $w, $h] = $content_box; |
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|
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$src = $frame->get_image_url(); |
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$alt = null; |
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|
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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 = $style->letter_spacing; |
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|
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$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, $bl); |
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} |
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|
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$this->_canvas->image($src, $x, $y, $w, $h, $style->image_resolution); |
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|
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if ($style->has_border_radius()) { |
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$this->_canvas->clipping_end(); |
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} |
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} |
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|
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if ($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 : $y; |
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|
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foreach ($parts as $i => $_part) { |
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$this->_canvas->text($x, $_y + $i * $height, $_part, $font, $height * 0.8, [0.5, 0.5, 0.5]); |
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} |
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} |
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|
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$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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|
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$this->debugBlockLayout($frame, "blue"); |
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} |
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} |
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|
