| 1 |
<?php |
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|
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/** |
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* @package php-svg-lib |
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* @link http://github.com/dompdf/php-svg-lib |
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* @license GNU LGPLv3+ http://www.gnu.org/copyleft/lesser.html |
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*/ |
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namespace WCPOS\Vendor\Svg\Surface; |
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|
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use WCPOS\Vendor\Svg\Document; |
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use WCPOS\Vendor\Svg\Style; |
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class SurfaceCpdf implements SurfaceInterface |
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{ |
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const DEBUG = \false; |
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/** @var \Svg\Surface\CPdf */ |
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private $canvas; |
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private $width; |
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private $height; |
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/** @var Style */ |
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private $style; |
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public function __construct(Document $doc, $canvas = null) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$dimensions = $doc->getDimensions(); |
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$w = $dimensions["width"]; |
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$h = $dimensions["height"]; |
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if (!$canvas) { |
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$canvas = new \WCPOS\Vendor\Svg\Surface\CPdf(array(0, 0, $w, $h)); |
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$refl = new \ReflectionClass($canvas); |
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$canvas->fontcache = \realpath(\dirname($refl->getFileName()) . "/../../fonts/") . "/"; |
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} |
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// Flip PDF coordinate system so that the origin is in |
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// the top left rather than the bottom left |
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$canvas->transform(array(1, 0, 0, -1, 0, $h)); |
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$this->width = $w; |
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$this->height = $h; |
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$this->canvas = $canvas; |
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} |
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function out() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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return $this->canvas->output(); |
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} |
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public function save() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->save(); |
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} |
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public function restore() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->restore(); |
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} |
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public function scale($x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->transform($x, 0, 0, $y, 0, 0); |
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} |
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public function rotate($angle) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$a = \deg2rad($angle); |
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$cos_a = \cos($a); |
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$sin_a = \sin($a); |
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$this->transform($cos_a, $sin_a, -$sin_a, $cos_a, 0, 0); |
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} |
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public function translate($x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->transform(1, 0, 0, 1, $x, $y); |
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} |
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public function transform($a, $b, $c, $d, $e, $f) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->transform(array($a, $b, $c, $d, $e, $f)); |
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} |
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public function beginPath() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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// TODO: Implement beginPath() method. |
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} |
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public function closePath() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->closePath(); |
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} |
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public function fillStroke(bool $close = \false) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->fillStroke($close); |
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} |
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public function clip() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->clip(); |
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} |
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public function fillText($text, $x, $y, $maxWidth = null) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->addText($x, $y, $this->style->fontSize, $text); |
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} |
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public function strokeText($text, $x, $y, $maxWidth = null) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->addText($x, $y, $this->style->fontSize, $text); |
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} |
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public function drawImage($image, $sx, $sy, $sw = null, $sh = null, $dx = null, $dy = null, $dw = null, $dh = null) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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if (\strpos($image, "data:") === 0) { |
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$parts = \explode(',', $image, 2); |
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$data = $parts[1]; |
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$base64 = \false; |
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$token = \strtok($parts[0], ';'); |
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while ($token !== \false) { |
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if ($token == 'base64') { |
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$base64 = \true; |
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} |
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$token = \strtok(';'); |
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} |
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if ($base64) { |
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$data = \base64_decode($data); |
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} |
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} else { |
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$data = \file_get_contents($image); |
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} |
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$image = \tempnam(\sys_get_temp_dir(), "svg"); |
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\file_put_contents($image, $data); |
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$img = $this->image($image, $sx, $sy, $sw, $sh, "normal"); |
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\unlink($image); |
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} |
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public static function getimagesize($filename) |
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{ |
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static $cache = array(); |
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if (isset($cache[$filename])) { |
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return $cache[$filename]; |
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} |
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list($width, $height, $type) = \getimagesize($filename); |
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if ($width == null || $height == null) { |
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$data = \file_get_contents($filename, null, null, 0, 26); |
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if (\substr($data, 0, 2) === "BM") { |
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$meta = \unpack('vtype/Vfilesize/Vreserved/Voffset/Vheadersize/Vwidth/Vheight', $data); |
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$width = (int) $meta['width']; |
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$height = (int) $meta['height']; |
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$type = \IMAGETYPE_BMP; |
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} |
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} |
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return $cache[$filename] = array($width, $height, $type); |
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} |
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function image($img, $x, $y, $w, $h, $resolution = "normal") |
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{ |
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list($width, $height, $type) = $this->getimagesize($img); |
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switch ($type) { |
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case \IMAGETYPE_JPEG: |
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$this->canvas->addJpegFromFile($img, $x, $y - $h, $w, $h); |
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break; |
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case \IMAGETYPE_GIF: |
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case \IMAGETYPE_BMP: |
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// @todo use cache for BMP and GIF |
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$img = $this->_convert_gif_bmp_to_png($img, $type); |
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case \IMAGETYPE_PNG: |
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$this->canvas->addPngFromFile($img, $x, $y - $h, $w, $h); |
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break; |
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default: |
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} |
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} |
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public function lineTo($x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->lineTo($x, $y); |
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} |
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public function moveTo($x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->moveTo($x, $y); |
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} |
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public function quadraticCurveTo($cpx, $cpy, $x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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// FIXME not accurate |
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$this->canvas->quadTo($cpx, $cpy, $x, $y); |
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} |
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public function bezierCurveTo($cp1x, $cp1y, $cp2x, $cp2y, $x, $y) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->curveTo($cp1x, $cp1y, $cp2x, $cp2y, $x, $y); |
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} |
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public function arcTo($x1, $y1, $x2, $y2, $radius) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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} |
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public function arc($x, $y, $radius, $startAngle, $endAngle, $anticlockwise = \false) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->ellipse($x, $y, $radius, $radius, 0, 8, $startAngle, $endAngle, \false, \false, \false, \true); |
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} |
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public function circle($x, $y, $radius) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->ellipse($x, $y, $radius, $radius, 0, 8, 0, 360, \true, \false, \false, \false); |
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} |
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public function ellipse($x, $y, $radiusX, $radiusY, $rotation, $startAngle, $endAngle, $anticlockwise) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->ellipse($x, $y, $radiusX, $radiusY, 0, 8, 0, 360, \false, \false, \false, \false); |
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} |
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public function fillRect($x, $y, $w, $h) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->rect($x, $y, $w, $h); |
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$this->fill(); |
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} |
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public function rect($x, $y, $w, $h, $rx = 0, $ry = 0) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$canvas = $this->canvas; |
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if ($rx <= 1.0E-6) { |
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$canvas->rect($x, $y, $w, $h); |
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return; |
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} |
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$rx = \min($rx, $w / 2); |
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$rx = \min($rx, $h / 2); |
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/* Define a path for a rectangle with corners rounded by a given radius. |
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* Start from the lower left corner and proceed counterclockwise. |
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*/ |
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$this->moveTo($x + $rx, $y); |
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/* Start of the arc segment in the lower right corner */ |
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$this->lineTo($x + $w - $rx, $y); |
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/* Arc segment in the lower right corner */ |
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$this->arc($x + $w - $rx, $y + $rx, $rx, 270, 360); |
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/* Start of the arc segment in the upper right corner */ |
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$this->lineTo($x + $w, $y + $h - $rx); |
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/* Arc segment in the upper right corner */ |
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$this->arc($x + $w - $rx, $y + $h - $rx, $rx, 0, 90); |
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/* Start of the arc segment in the upper left corner */ |
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$this->lineTo($x + $rx, $y + $h); |
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/* Arc segment in the upper left corner */ |
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$this->arc($x + $rx, $y + $h - $rx, $rx, 90, 180); |
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/* Start of the arc segment in the lower left corner */ |
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$this->lineTo($x, $y + $rx); |
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/* Arc segment in the lower left corner */ |
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$this->arc($x + $rx, $y + $rx, $rx, 180, 270); |
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} |
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public function fill() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->fill(); |
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} |
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public function strokeRect($x, $y, $w, $h) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->rect($x, $y, $w, $h); |
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$this->stroke(); |
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} |
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public function stroke(bool $close = \false) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->stroke($close); |
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} |
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public function endPath() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->canvas->endPath(); |
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} |
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public function measureText($text) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$style = $this->getStyle(); |
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$this->setFont($style->fontFamily, $style->fontStyle, $style->fontWeight); |
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return $this->canvas->getTextWidth($this->getStyle()->fontSize, $text); |
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} |
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public function getStyle() |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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return $this->style; |
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} |
| 339 |
public function setStyle(Style $style) |
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{ |
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if (self::DEBUG) { |
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echo __FUNCTION__ . "\n"; |
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} |
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$this->style = $style; |
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$canvas = $this->canvas; |
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if (\is_array($style->stroke) && ($stroke = $style->stroke)) { |
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$canvas->setStrokeColor(array((float) $stroke[0] / 255, (float) $stroke[1] / 255, (float) $stroke[2] / 255), \true); |
| 348 |
} |
| 349 |
if (\is_array($style->fill) && ($fill = $style->fill)) { |
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$canvas->setColor(array((float) $fill[0] / 255, (float) $fill[1] / 255, (float) $fill[2] / 255), \true); |
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} |
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if ($fillRule = \strtolower($style->fillRule)) { |
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$canvas->setFillRule($fillRule); |
| 354 |
} |
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$opacity = $style->opacity; |
| 356 |
if ($opacity !== null && $opacity < 1.0) { |
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$canvas->setLineTransparency("Normal", $opacity); |
| 358 |
$canvas->currentLineTransparency = null; |
| 359 |
$canvas->setFillTransparency("Normal", $opacity); |
| 360 |
$canvas->currentFillTransparency = null; |
| 361 |
} else { |
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$fillOpacity = $style->fillOpacity; |
| 363 |
if ($fillOpacity !== null && $fillOpacity < 1.0) { |
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$canvas->setFillTransparency("Normal", $fillOpacity); |
| 365 |
$canvas->currentFillTransparency = null; |
| 366 |
} |
| 367 |
$strokeOpacity = $style->strokeOpacity; |
| 368 |
if ($strokeOpacity !== null && $strokeOpacity < 1.0) { |
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$canvas->setLineTransparency("Normal", $strokeOpacity); |
| 370 |
$canvas->currentLineTransparency = null; |
| 371 |
} |
| 372 |
} |
| 373 |
$dashArray = null; |
| 374 |
if ($style->strokeDasharray) { |
| 375 |
$dashArray = \preg_split('/\\s*,\\s*/', $style->strokeDasharray); |
| 376 |
} |
| 377 |
$phase = 0; |
| 378 |
if ($style->strokeDashoffset) { |
| 379 |
$phase = $style->strokeDashoffset; |
| 380 |
} |
| 381 |
$canvas->setLineStyle($style->strokeWidth, $style->strokeLinecap, $style->strokeLinejoin, $dashArray, $phase); |
| 382 |
$this->setFont($style->fontFamily, $style->fontStyle, $style->fontWeight); |
| 383 |
} |
| 384 |
public function setFont($family, $style, $weight) |
| 385 |
{ |
| 386 |
$map = ["serif" => "times", "sans-serif" => "helvetica", "fantasy" => "symbol", "cursive" => "times", "monospace" => "courier"]; |
| 387 |
$styleMap = ["courier" => ["" => "Courier", "b" => "Courier-Bold", "i" => "Courier-Oblique", "bi" => "Courier-BoldOblique"], "helvetica" => ["" => "Helvetica", "b" => "Helvetica-Bold", "i" => "Helvetica-Oblique", "bi" => "Helvetica-BoldOblique"], "symbol" => ["" => "Symbol"], "times" => ["" => "Times-Roman", "b" => "Times-Bold", "i" => "Times-Italic", "bi" => "Times-BoldItalic"]]; |
| 388 |
$family_lc = \strtolower($family); |
| 389 |
if (isset($map[$family_lc])) { |
| 390 |
$family = $map[$family_lc]; |
| 391 |
} |
| 392 |
if (isset($styleMap[$family])) { |
| 393 |
$key = ""; |
| 394 |
$weight = \strtolower($weight); |
| 395 |
if ($weight === "bold" || $weight === "bolder" || \is_numeric($weight) && $weight >= 600) { |
| 396 |
$key .= "b"; |
| 397 |
} |
| 398 |
$style = \strtolower($style); |
| 399 |
if ($style === "italic" || $style === "oblique") { |
| 400 |
$key .= "i"; |
| 401 |
} |
| 402 |
if (isset($styleMap[$family][$key])) { |
| 403 |
$family = $styleMap[$family][$key]; |
| 404 |
} |
| 405 |
} |
| 406 |
$this->canvas->selectFont("{$family}.afm"); |
| 407 |
} |
| 408 |
} |
| 409 |
|
