hprt_print 2.2.0 
hprt_print: ^2.2.0 copied to clipboard
蓝牙便携热敏打印机(Bluetooth printer) CPCL 指令, 适用汉印A300, Z3 等热敏打印机
example/lib/main.dart
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'dart:async';
import 'package:flutter/services.dart';
import 'package:hprt_print/hprt_print.dart';
import 'package:bot_toast/bot_toast.dart';
import 'package:flutter_blue/flutter_blue.dart';
//import 'package:image/image.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
String _platformVersion = 'Unknown';
int _status = 0;
FlutterBlue flutterBlue = FlutterBlue.instance;
bool isBleOn = false;
List deviceSet = [];
@override
void initState() {
super.initState();
initPlatformState();
flutterBlue.state.listen((state) {
if (state == BluetoothState.on) {
print('蓝牙状态为开启');
isBleOn = true;
} else if (state == BluetoothState.off) {
print('蓝牙状态为关闭');
isBleOn = false;
}
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
builder: BotToastInit(),
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: RefreshIndicator(
onRefresh: () =>
FlutterBlue.instance.startScan(timeout: Duration(seconds: 4)),
child: Column(
children: [
Text(
'蓝牙打印设备',
style: TextStyle(fontSize: 24, color: Colors.black38),
),
Expanded(
child: ListView.separated(
itemBuilder: (context, index) {
return ListTile(
onTap: () {
String id = deviceSet[index]['id'];
lanya(id);
//lanya('FC:58:FA:2D:77:D8');
},
title: Text(deviceSet[index]['name']),
subtitle: Text(deviceSet[index]['id']),
trailing: Icon(Icons.print),
);
},
itemCount: deviceSet.length,
separatorBuilder: (BuildContext context, int index) {
return Divider();
},
),
),
SizedBox(height: 20),
ElevatedButton(
onPressed: () {
print('打印CE');
ce();
},
child: Text('打印电子运单'),
),
SizedBox(height: 20),
],
),
),
floatingActionButton: StreamBuilder<bool>(
stream: FlutterBlue.instance.isScanning,
initialData: false,
builder: (c, snapshot) {
if (snapshot.data!) {
return FloatingActionButton(
child: Icon(Icons.stop),
onPressed: () => FlutterBlue.instance.stopScan(),
backgroundColor: Colors.red,
);
} else {
return FloatingActionButton(
child: Icon(Icons.search), onPressed: () => scanBlue());
}
},
),
),
);
}
// Platform messages are asynchronous, so we initialize in an async method.
Future<void> initPlatformState() async {
String platformVersion;
// Platform messages may fail, so we use a try/catch PlatformException.
// We also handle the message potentially returning null.
try {
platformVersion =
//await HprtPrint.platformVersion ?? 'Unknown platform version';
(await HprtPrint.platformVersion(se: '这是传参1'))!;
} on PlatformException {
platformVersion = 'Failed to get platform version.';
}
// If the widget was removed from the tree while the asynchronous platform
// message was in flight, we want to discard the reply rather than calling
// setState to update our non-existent appearance.
if (!mounted) return;
setState(() {
_platformVersion = platformVersion;
});
}
scanBlue() {
deviceSet = [];
BotToast.showLoading();
if (isBleOn) {
print('扫描蓝牙设备');
flutterBlue.scan().listen((scanResult) {
// do something with scan result
var device = scanResult.device;
if (device.name.length > 8) {
if (deviceSet.indexOf(device) == -1) {
print('是什么');
// print(device);
String id = device.id.toString().replaceAll('FD:', 'FC:');
print(id);
Map ss = {'name': '${device.name}', 'id': '$id'};
setState(() {
deviceSet.add(ss);
});
}
print(
'${device.name} found! rssi: ${scanResult.rssi},address:${device.id}');
}
});
//延时500毫秒执行
Future.delayed(const Duration(milliseconds: 4000), () {
if (deviceSet.length <= 0) {
print('未搜索到蓝牙设备');
BotToast.closeAllLoading();
BotToast.showText(text: '未搜索到蓝牙设备');
} else {
setState(() {
//延时更新状态
});
BotToast.closeAllLoading();
flutterBlue.stopScan();
}
});
}
}
// 行号 4 * 8 = 32
Future<void> ce() async {
// 读取资源文件
ByteData data = await rootBundle.load("assets/icon/logo.jpg");
// 转byte
List<int> bytes =
data.buffer.asUint8List(data.offsetInBytes, data.lengthInBytes);
ByteData s = await rootBundle.load("assets/icon/s.jpg");
List<int> sBytes = s.buffer.asUint8List(s.offsetInBytes, s.lengthInBytes);
ByteData r = await rootBundle.load("assets/icon/r.jpg");
List<int> rBytes = r.buffer.asUint8List(r.offsetInBytes, r.lengthInBytes);
ByteData logo2s = await rootBundle.load("assets/icon/logo2.jpg");
List<int> logo2 =
logo2s.buffer.asUint8List(logo2s.offsetInBytes, logo2s.lengthInBytes);
String shopCode = 'CE00001';
String staffCode = 'CE0085';
String tel = 'Tel:23921666';
String city = 'Phonm Penh';
String dataTime = '2021/5/31';
String barcode = 'CE000001376';
String sName = 'មន្ទីរភ្នំពេញ';
String sPhone = '15492666';
//String sAddress = 'No 80-82 St.566 Boeung Kok II, រាជធានីភ្នំពេញ ';
String sAddress = 'Ekareach Street 100, Preah Sihanouk ក្រុងព្រះសីហនុ';
//=========================
String rName = 'វិទ្យាល័យ';
String rPhone = '15492666';
String rAddress = 'វិទ្យាល័យ ហ៊ុន សែន មិត្តភាព ខេត្តព្រះសីហនុ';
String qrData =
'http://op.yundasys.com/opserver/pages/waydetail/waydetail.html?openid=4bATXJSiktbxdygnM7ACyCBP&appid=wxapp&mailno=4314475813282';
// 设置标签高
await HprtPrint.printAreaSize(
offset: "0",
horizontal: "200",
vertical: "200",
height: "1440",
qty: "1");
// 打印页面宽度
await HprtPrint.pageWidth(pw: "750");
// 打印矩形框
await HprtPrint.box(x0: "0", y0: "8", x1: "750", y1: "680", width: "2");
// 打印图片
await HprtPrint.printBitmapCPCL(
bytes: bytes,
x: 0,
y: 16,
type: 0,
compressType: 0,
light: 0,
);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '220', y: '16', data: shopCode, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '220', y: '48', data: staffCode, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '220', y: '85', data: tel, n: 0);
await HprtPrint.align(align: "RIGHT");
await HprtPrint.setMag(width: "2", height: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 1, x: '0', y: '64', data: city, n: 0);
await HprtPrint.setMag(width: "1", height: "1"); // 关闭放⼤
await HprtPrint.align(align: "LEFT");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '420', y: '16', data: dataTime, n: 0);
//打印直线 1
await HprtPrint.line(x0: "0", y0: "136", x1: "750", y1: "136", width: "2");
await HprtPrint.barcode(
command: 'BARCODE',
type: 'code128',
width: '2',
ratio: '2',
height: '80',
x: '160',
y: '145',
undertext: true,
number: '0',
size: '0',
offset: '1',
data: barcode);
//打印直线 2
await HprtPrint.line(x0: "0", y0: "262", x1: "750", y1: "262", width: "2");
//打印图片====================================
// 上面--------
await HprtPrint.printBitmapCPCL(
bytes: sBytes,
x: 20,
y: 300,
type: 0,
compressType: 0,
light: 0,
);
await HprtPrint.printBitmapCPCL(
bytes: rBytes,
x: 20,
y: 415,
type: 0,
compressType: 0,
light: 0,
);
// 中间--------
await HprtPrint.printBitmapCPCL(
bytes: logo2,
x: 20,
y: 704,
type: 0,
compressType: 0,
light: 0,
);
await HprtPrint.printBitmapCPCL(
bytes: sBytes,
x: 20,
y: 793,
type: 0,
compressType: 0,
light: 0,
);
// 下面---------
await HprtPrint.printBitmapCPCL(
bytes: logo2, x: 20, y: 1008, type: 0, compressType: 0, light: 0);
await HprtPrint.printBitmapCPCL(
bytes: rBytes, x: 20, y: 1104, type: 0, compressType: 0, light: 0);
// logo 2;
// 设置柬文
await HprtPrint.country(codepage: 'Khemr');
await HprtPrint.languageEncode(languageEncode: 'UnicodeBigUnmarked');
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '265', data: 'Name:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '170', y: '265', data: sName, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '350', y: '265', data: 'Phone:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '420', y: '265', data: sPhone, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '297', data: 'Address:', n: 0);
await HprtPrint.autLine2(
x: '200',
y: '297',
width: '380',
size: 0,
isbole: false,
isdouble: false,
str: sAddress);
//打印直线 3 上 收件人信息
await HprtPrint.line(x0: "0", y0: "395", x1: "750", y1: "395", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '398', data: 'Name:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '170', y: '398', data: rName, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '350', y: '398', data: 'Phone:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '420', y: '398', data: rPhone, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '430', data: 'Address:', n: 0);
await HprtPrint.autLine2(
x: '200',
y: '430',
width: '380',
size: 0,
isbole: false,
isdouble: false,
str: rAddress);
//打印直线 4
await HprtPrint.line(x0: "0", y0: "524", x1: "750", y1: "524", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '530', data: 'Weight:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '116', y: '530', data: '1 KG', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '562', data: 'Payment:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '116', y: '562', data: 'CODPay', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '615', data: 'COD:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '85', y: '615', data: '\$ 27.5', n: 0);
// 反白
await HprtPrint.inverseLine(
x0: '10', y0: '610', x1: '190', y1: '610', width: '60');
// 画竖线1
await HprtPrint.line(
x0: "200", y0: "524", x1: "200", y1: "680", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '210', y: '530', data: 'Freight:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '530', data: '\$ 0.80', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '210', y: '562', data: 'Packing:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '562', data: '\$ 0.40', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '210', y: '594', data: 'Insurance:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '594', data: '\$ 0.00', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '215', y: '630', data: 'Total:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '312', y: '630', data: '\$ 1.20', n: 0);
// 反白
await HprtPrint.inverseLine(
x0: '210', y0: '630', x1: '408', y1: '630', width: '45');
// 画竖线2
await HprtPrint.line(
x0: "420", y0: "524", x1: "420", y1: "680", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '430', y: '530', data: ' Signer:', n: 0);
/////////上面 结束 =======================
// 打印矩形框
await HprtPrint.box(x0: "0", y0: "696", x1: "750", y1: "968", width: "2");
await HprtPrint.barcode(
command: 'BARCODE',
type: 'code128',
width: '1',
ratio: '30',
height: '40',
x: '400',
y: '704',
undertext: true,
number: '0',
size: '0',
offset: '0',
data: barcode);
await HprtPrint.line(x0: "0", y0: "776", x1: "750", y1: "776", width: "2");
// 中间 --- 发件人信息
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '777', data: 'Name:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '170', y: '777', data: sName, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '350', y: '777', data: 'Phone:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '420', y: '777', data: sPhone, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '809', data: 'Address:', n: 0);
await HprtPrint.autLine2(
x: '200',
y: '809',
width: '380',
size: 0,
isbole: false,
isdouble: false,
str: sAddress);
await HprtPrint.line(x0: "0", y0: "900", x1: "750", y1: "900", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT',
font: 0,
x: '16',
y: '916',
data: 'Total freight:',
n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '192', y: '916', data: '\$ 1.20', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '322', y: '916', data: 'COD:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '380', y: '916', data: '\$ 27.5', n: 0);
// 下面==================
// 打印矩形框
await HprtPrint.box(x0: "0", y0: "992", x1: "750", y1: "1400", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '220', y: '992', data: dataTime, n: 0);
await HprtPrint.barcode(
command: 'BARCODE',
type: 'code128',
width: '1',
ratio: '0',
height: '50',
x: '400',
y: '1000',
undertext: true,
number: '0',
size: '0',
offset: '0',
data: barcode);
await HprtPrint.line(
x0: "0", y0: "1096", x1: "750", y1: "1096", width: "2");
// 下面 --- 收件人信息
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '1104', data: 'Name:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '170', y: '1104', data: rName, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '350', y: '1104', data: 'Phone:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '420', y: '1104', data: rPhone, n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '100', y: '1136', data: 'Address:', n: 0);
await HprtPrint.autLine2(
x: '200',
y: '1136',
width: '380',
size: 0,
isbole: false,
isdouble: false,
str: rAddress);
await HprtPrint.line(
x0: "0", y0: "1244", x1: "750", y1: "1244", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '1252', data: 'Weight:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '116', y: '1252', data: '1 KG', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '1284', data: 'Payment:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '116', y: '1284', data: 'CODPay', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '16', y: '1316', data: 'COD:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '85', y: '1316', data: '\$ 27.5', n: 0);
// 画竖线1
await HprtPrint.line(
x0: "200", y0: "1244", x1: "200", y1: "1400", width: "2");
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '210', y: '1252', data: 'Freight:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '1252', data: '\$ 0.80', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '210', y: '1284', data: 'Packing:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '1284', data: '\$ 0.40', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT',
font: 0,
x: '210',
y: '1316',
data: 'Insurance:',
n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '328', y: '1316', data: '\$ 0.00', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '215', y: '1348', data: 'Total:', n: 0);
await HprtPrint.printCodepageTextCPCL(
command: 'TEXT', font: 0, x: '312', y: '1348', data: '\$ 1.20', n: 0);
// 画竖线2
await HprtPrint.line(
x0: "420", y0: "1244", x1: "420", y1: "1400", width: "2");
await HprtPrint.setKhemrEnd; // 必须关闭柬文
await HprtPrint.languageEncode(
languageEncode: 'gb2312'); // 重新设置编码/否则下一张打不出图像条码
await HprtPrint.printQR(x: '428', y: '1252', m: '1', u: '3', data: qrData);
await HprtPrint.form;
await HprtPrint.prints;
}
lanya(String id) async {
print('蓝牙id:' + id);
BotToast.showLoading();
_status = (await HprtPrint.portOpenBT(portSetting: id));
if (_status == 0) {
BotToast.cleanAll();
BotToast.showText(text: "蓝牙打印机链接成功");
} else {
BotToast.cleanAll();
print("失败:$_status");
}
}
lianjie() async {
BotToast.showLoading();
_status = (await HprtPrint.portOpenBT(portSetting: 'FC:58:FA:2D:77:D8'));
if (_status == 0) {
BotToast.cleanAll();
BotToast.showText(text: "打印机链接成功");
} else {
BotToast.showText(text: "连接失败");
BotToast.cleanAll();
print("失败:$_status");
}
}
}Metadata
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Metadata
蓝牙便携热敏打印机(Bluetooth printer) CPCL 指令, 适用汉印A300, Z3 等热敏打印机
Documentation
License
BSD-3-Clause (license)
Dependencies
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