matrix; } public function getSize(): int { return count($this->matrix); } public function getModule(int $row, int $col): bool { return $this->matrix[$row][$col] ?? false; } public function toSvg(int $moduleSize = 4, int $margin = 4, string $foreground = '#000000', string $background = '#FFFFFF'): string { // Stellen Sie sicher, dass der Margin mindestens 4 Module beträgt (Quiet Zone) $margin = max(4, $margin); $size = $this->getSize(); $totalSize = ($size + 2 * $margin) * $moduleSize; $svg = sprintf( ''; return $svg; } public function toPng(int $moduleSize = 4, int $margin = 4): string { // Stellen Sie sicher, dass der Margin mindestens 4 Module beträgt (Quiet Zone) $margin = max(4, $margin); $size = $this->getSize(); $totalSize = ($size + 2 * $margin) * $moduleSize; $image = imagecreate($totalSize, $totalSize); $white = imagecolorallocate($image, 255, 255, 255); $black = imagecolorallocate($image, 0, 0, 0); imagefill($image, 0, 0, $white); for ($row = 0; $row < $size; $row++) { for ($col = 0; $col < $size; $col++) { if ($this->getModule($row, $col)) { $x1 = ($col + $margin) * $moduleSize; $y1 = ($row + $margin) * $moduleSize; $x2 = $x1 + $moduleSize - 1; $y2 = $y1 + $moduleSize - 1; imagefilledrectangle($image, $x1, $y1, $x2, $y2, $black); } } } ob_start(); imagepng($image); $pngData = ob_get_contents(); ob_end_clean(); imagedestroy($image); return $pngData; } public function toAscii(): string { $size = $this->getSize(); $result = ''; for ($row = 0; $row < $size; $row++) { for ($col = 0; $col < $size; $col++) { $result .= $this->getModule($row, $col) ? '██' : ' '; } $result .= "\n"; } return $result; } }