Method eat8

text-to-qr/lib/phpqrcode/bindings/tcpdf/qrcode.php:1409–1452

* eat8 * @return int run */

()

		 * @return int run
		 */
		 protected function eat8() {
			$la = $this->lengthIndicator(QR_MODE_AN, $this->version);
			$ln = $this->lengthIndicator(QR_MODE_NM, $this->version);
			$p = 1;
			$dataStrLen = strlen($this->dataStr);
			while($p < $dataStrLen) {
				$mode = $this->identifyMode($p);
				if ($mode == QR_MODE_KJ) {
					break;
				}
				if ($mode == QR_MODE_NM) {
					$q = $p;
					while($this->isdigitat($this->dataStr, $q)) {
						$q++;
					}
					$dif = $this->estimateBitsMode8($p) // + 4 + l8
					+ $this->estimateBitsModeNum($q - $p) + 4 + $ln
					- $this->estimateBitsMode8($q); // - 4 - l8
					if ($dif < 0) {
						break;
					} else {
						$p = $q;
					}
				} elseif ($mode == QR_MODE_AN) {
					$q = $p;
					while($this->isalnumat($this->dataStr, $q)) {
						$q++;
					}
					$dif = $this->estimateBitsMode8($p)  // + 4 + l8
					+ $this->estimateBitsModeAn($q - $p) + 4 + $la
					- $this->estimateBitsMode8($q); // - 4 - l8
					if ($dif < 0) {
						break;
					} else {
						$p = $q;
					}
				} else {
					$p++;
				}
			}
			$run = $p;
			$this->items = $this->appendNewInputItem($this->items, QR_MODE_8B, $run, str_split($this->dataStr));
			return $run;
		}

		/**
		 * splitString