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JavaScript

/**
* 修改自https://github.com/song940/node-escpos/blob/master/commands.js
* ESC/POS _ (Constants)
*/
var _ = {
LF: [0x0a],
FS: [0x1c],
FF: [0x0c],
GS: [0x1d],
DLE: [0x10],
EOT: [0x04],
NUL: [0x00],
ESC: [0x1b],
EOL: '\n',
};
/**
* [FEED_CONTROL_SEQUENCES Feed control sequences]
* @type {Object}
*/
_.FEED_CONTROL_SEQUENCES = {
CTL_LF: [0x0a], // Print and line feed
CTL_GLF: [0x4a, 0x00], // Print and feed paper (without spaces between lines)
CTL_FF: [0x0c], // Form feed
CTL_CR: [0x0d], // Carriage return
CTL_HT: [0x09], // Horizontal tab
CTL_VT: [0x0b], // Vertical tab
};
_.CHARACTER_SPACING = {
CS_DEFAULT: [0x1b, 0x20, 0x00],
CS_SET: [0x1b, 0x20]
};
_.LINE_SPACING = {
LS_DEFAULT: [0x1b, 0x32],
LS_SET: [0x1b, 0x33]
};
/**
* [HARDWARE Printer hardware]
* @type {Object}
*/
_.HARDWARE = {
HW_INIT: [0x1b, 0x40], // Clear data in buffer and reset modes
HW_SELECT: [0x1b, 0x3d, 0x01], // Printer select
HW_RESET: [0x1b, 0x3f, 0x0a, 0x00], // Reset printer hardware
};
/**
* [CASH_DRAWER Cash Drawer]
* @type {Object}
*/
_.CASH_DRAWER = {
CD_KICK_2: [0x1b, 0x70, 0x00], // Sends a pulse to pin 2 []
CD_KICK_5: [0x1b, 0x70, 0x01], // Sends a pulse to pin 5 []
};
/**
* [MARGINS Margins sizes]
* @type {Object}
*/
_.MARGINS = {
BOTTOM: [0x1b, 0x4f], // Fix bottom size
LEFT: [0x1b, 0x6c], // Fix left size
RIGHT: [0x1b, 0x51], // Fix right size
};
/**
* [PAPER Paper]
* @type {Object}
*/
_.PAPER = {
PAPER_FULL_CUT: [0x1d, 0x56, 0x00], // Full cut paper
PAPER_PART_CUT: [0x1d, 0x56, 0x01], // Partial cut paper
PAPER_CUT_A: [0x1d, 0x56, 0x41], // Partial cut paper
PAPER_CUT_B: [0x1d, 0x56, 0x42], // Partial cut paper
};
/**
* [TEXT_FORMAT Text format]
* @type {Object}
*/
_.TEXT_FORMAT = {
TXT_NORMAL: [0x1b, 0x21, 0x00], // Normal text
TXT_2HEIGHT: [0x1b, 0x21, 0x10], // Double height text
TXT_2WIDTH: [0x1b, 0x21, 0x20], // Double width text
TXT_4SQUARE: [0x1b, 0x21, 0x30], // Double width & height text
TXT_UNDERL_OFF: [0x1b, 0x2d, 0x00], // Underline font OFF
TXT_UNDERL_ON: [0x1b, 0x2d, 0x01], // Underline font 1-dot ON
TXT_UNDERL2_ON: [0x1b, 0x2d, 0x02], // Underline font 2-dot ON
TXT_BOLD_OFF: [0x1b, 0x45, 0x00], // Bold font OFF
TXT_BOLD_ON: [0x1b, 0x45, 0x01], // Bold font ON
TXT_ITALIC_OFF: [0x1b, 0x35], // Italic font ON
TXT_ITALIC_ON: [0x1b, 0x34], // Italic font ON
TXT_FONT_A: [0x1b, 0x4d, 0x00], // Font type A
TXT_FONT_B: [0x1b, 0x4d, 0x01], // Font type B
TXT_FONT_C: [0x1b, 0x4d, 0x02], // Font type C
TXT_ALIGN_LT: [0x1b, 0x61, 0x00], // Left justification
TXT_ALIGN_CT: [0x1b, 0x61, 0x01], // Centering
TXT_ALIGN_RT: [0x1b, 0x61, 0x02], // Right justification
};
/**
* [BARCODE_FORMAT Barcode format]
* @type {Object}
*/
_.BARCODE_FORMAT = {
BARCODE_TXT_OFF: [0x1d, 0x48, 0x00], // HRI barcode chars OFF
BARCODE_TXT_ABV: [0x1d, 0x48, 0x01], // HRI barcode chars above
BARCODE_TXT_BLW: [0x1d, 0x48, 0x02], // HRI barcode chars below
BARCODE_TXT_BTH: [0x1d, 0x48, 0x03], // HRI barcode chars both above and below
BARCODE_FONT_A: [0x1d, 0x66, 0x00], // Font type A for HRI barcode chars
BARCODE_FONT_B: [0x1d, 0x66, 0x01], // Font type B for HRI barcode chars
BARCODE_HEIGHT: function (height) { // Barcode Height [1-255]
return [0x1d, 0x68, height];
},
BARCODE_WIDTH: function (width) { // Barcode Width [2-6]
return [0x1d, 0x77, width];
},
BARCODE_HEIGHT_DEFAULT: [0x1d, 0x68, 0x64], // Barcode height default:100
BARCODE_WIDTH_DEFAULT: [0x1d, 0x77, 0x01], // Barcode width default:1
BARCODE_UPC_A: [0x1d, 0x6b, 0x00], // Barcode type UPC-A
BARCODE_UPC_E: [0x1d, 0x6b, 0x01], // Barcode type UPC-E
BARCODE_EAN13: [0x1d, 0x6b, 0x02], // Barcode type EAN13
BARCODE_EAN8: [0x1d, 0x6b, 0x03], // Barcode type EAN8
BARCODE_CODE39: [0x1d, 0x6b, 0x04], // Barcode type CODE39
BARCODE_ITF: [0x1d, 0x6b, 0x05], // Barcode type ITF
BARCODE_NW7: [0x1d, 0x6b, 0x06], // Barcode type NW7
BARCODE_CODE93: [0x1d, 0x6b, 0x48], // Barcode type CODE93
BARCODE_CODE128: [0x1d, 0x6b, 0x49], // Barcode type CODE128
};
/**
* [IMAGE_FORMAT Image format]
* @type {Object}
*/
_.IMAGE_FORMAT = {
S_RASTER_N: [0x1d, 0x76, 0x30, 0x00], // Set raster image normal size
S_RASTER_2W: [0x1d, 0x76, 0x30, 0x01], // Set raster image double width
S_RASTER_2H: [0x1d, 0x76, 0x30, 0x02], // Set raster image double height
S_RASTER_Q: [0x1d, 0x76, 0x30, 0x03], // Set raster image quadruple
};
/**
* [BITMAP_FORMAT description]
* @type {Object}
*/
_.BITMAP_FORMAT = {
BITMAP_S8: [0x1b, 0x2a, 0x00],
BITMAP_D8: [0x1b, 0x2a, 0x01],
BITMAP_S24: [0x1b, 0x2a, 0x20],
BITMAP_D24: [0x1b, 0x2a, 0x21]
};
/**
* [GSV0_FORMAT description]
* @type {Object}
*/
_.GSV0_FORMAT = {
GSV0_NORMAL: [0x1d, 0x76, 0x30, 0x00],
GSV0_DW: [0x1d, 0x76, 0x30, 0x01],
GSV0_DH: [0x1d, 0x76, 0x30, 0x02],
GSV0_DWDH: [0x1d, 0x76, 0x30, 0x03]
};
/**
* [BEEP description]
* @type {string}
*/
_.BEEP = [0x1b, 0x42]; // Printer Buzzer pre hex
/**
* [COLOR description]
* @type {Object}
*/
_.COLOR = {
0: [0x1b, 0x72, 0x00], // black
1: [0x1b, 0x72, 0x01] // red
};
/**
* [exports description]
* @type {[type]}
*/
module.exports = _;