常用的二维码工具类，支持格式很全。 UNSPECIFIED = 0, UPCA = 1, UPCE = 2, UPC_SUPPLEMENTAL_2DIGIT = 3, UPC_SUPPLEMENTAL_5DIGIT = 4, EAN13 = 5, EAN8 = 6, Interleaved2of5 = 7, Standard2of5 = 8, Industrial2of5 = 9, CODE39 = 10, CODE39Extended = 11, CODE39_Mod43 = 12, Codabar = 13, PostNet = 14, BOOKLAND = 15, ISBN = 16, JAN13 = 17, MSI_Mod10 = 18, MSI_2Mod10 = 19, MSI_Mod11 = 20, MSI_Mod11_Mod10 = 21, Modified_Plessey = 22, CODE11 = 23, USD8 = 24, UCC12 = 25, UCC13 = 26, LOGMARS = 27, CODE128 = 28, CODE128A = 29, CODE128B = 30, CODE128C = 31, ITF14 = 32, CODE93 = 33, TELEPEN = 34, FIM = 35, PHARMACODE = 36, MSI_Mod11_Mod10 = 21, Modified_Plessey = 22, CODE11 = 23, USD8 = 24, UCC12 = 25, UCC13 = 26, LOGMARS = 27, CODE128 = 28, CODE128A = 29, CODE128B = 30, CODE128C = 31, ITF14 = 32, CODE93 = 33, TELEPEN = 34, FIM = 35, PHARMACODE = 36,