flutter/max_print_plus
4
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

first commit

Browse Source
This commit is contained in:
Tothemax Dev
2024-09-27 13:30:11 +07:00
commit 5419429426
134 changed files with 5205 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

195
lib/print/bluetooth_printer_screen.dart Normal file
View File

@@ -0,0 +1,195 @@
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:drago_pos_printer/drago_pos_printer.dart';
import 'package:webcontent_converter/demo.dart';
import 'package:webcontent_converter/webcontent_converter.dart';
import '../service/service.dart';
class BluetoothPrinterScreen extends StatefulWidget {
@override
_BluetoothPrinterScreenState createState() => _BluetoothPrinterScreenState();
}
class _BluetoothPrinterScreenState extends State<BluetoothPrinterScreen> {
bool _isLoading = false;
List<BluetoothPrinter> _printers = [];
BluetoothPrinterManager? _manager;
int paperWidth = 0;
int charPerLine = 0;
List<String> paperTypes = [];
bool showCustom = false;
@override
void initState() {
_scan();
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
paperTypes.add('58mm');
paperTypes.add('80mmOld');
paperTypes.add('80mm');
paperTypes.add('Custom');
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("Bluetooth Printer Screen"),
),
body: ListView(
padding: EdgeInsets.all(20),
children: [
DropdownButtonHideUnderline(
child: DropdownButtonFormField(
decoration: InputDecoration(labelText: 'Paper Size'),
items: paperTypes.map((item) {
return DropdownMenuItem(
value: item,
child: Text(item),
);
}).toList(),
onChanged: (String? selected) async {
showCustom = false;
if (selected != null) {
if (selected == "58mm") {
paperWidth = PaperSizeWidth.mm58;
charPerLine = PaperSizeMaxPerLine.mm58;
} else if (selected == "80mmOld") {
paperWidth = PaperSizeWidth.mm80_Old;
charPerLine = PaperSizeMaxPerLine.mm80_Old;
} else if (selected == "80mm") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
} else if (selected == "Custom") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
showCustom = true;
}
setState(() {});
}
},
),
),
if (showCustom)
Row(
children: [
Expanded(
child: TextFormField(
initialValue: paperWidth.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
paperWidth = int.parse(val);
} else
paperWidth = 0;
},
)),
SizedBox(width: 20),
Expanded(
child: TextFormField(
initialValue: charPerLine.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
charPerLine = int.parse(val);
} else
charPerLine = 0;
},
))
],
),
SizedBox(height: 10),
..._printers
.map((printer) => ListTile(
title: Text("${printer.name}"),
subtitle: Text("${printer.address}"),
leading: Icon(Icons.bluetooth),
onTap: () => _connect(printer),
trailing: printer.connected
? Wrap(
children: [
IconButton(
tooltip: 'ESC POS Command',
onPressed: () => _startPrinter(1, printer),
icon: Icon(Icons.print)),
IconButton(
tooltip: 'Html Print',
onPressed: () => _startPrinter(3, printer),
icon: Icon(Icons.image)),
],
)
: null,
selected: printer.connected,
))
.toList(),
],
),
floatingActionButton: FloatingActionButton(
child: _isLoading ? Icon(Icons.stop) : Icon(Icons.play_arrow),
onPressed: _isLoading ? null : _scan,
),
);
}
_scan() async {
print("scan");
setState(() {
_isLoading = true;
_printers = [];
});
var printers = await BluetoothPrinterManager.discover();
print(printers);
setState(() {
_isLoading = false;
_printers = printers;
});
}
Future _connect(BluetoothPrinter printer) async {
var manager = BluetoothPrinterManager(printer);
// await manager.connect();
print(" -==== connected =====- ");
setState(() {
_manager = manager;
printer.connected = true;
});
}
_startPrinter(int byteType, BluetoothPrinter printer) async {
var profile = await CapabilityProfile.load();
await _connect(printer);
late List<int> data;
if (byteType == 1) {
data = await ESCPrinterService(null).getSamplePosBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile);
} else if (byteType == 2) {
data = await ESCPrinterService(null).getPdfBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile);
} else if (byteType == 3) {
final content = Demo.getShortReceiptContent();
Uint8List? htmlBytes = await WebcontentConverter.contentToImage(
content: content,
executablePath: WebViewHelper.executablePath(),
);
var service = ESCPrinterService(htmlBytes);
data = await service.getBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile);
}
if (_manager != null) {
if (!await _manager!.checkConnected()) await _manager!.connect();
_manager!.writeBytes(data, isDisconnect: true);
}
}
}

117
lib/print/max_print.dart Normal file
View File

@@ -0,0 +1,117 @@
import 'package:flutter/material.dart';
import 'package:max_print_plus/print/bluetooth_printer_screen.dart';
import 'package:max_print_plus/print/network_printer_screen.dart';
import 'package:max_print_plus/print/usb_printer_screen.dart';
import 'tab_bar.dart';
enum HistoryTabData { reservation, dinein, waitinglist, pickup, delivery }
class MaxPrintArgs {
final int _index = 0;
HistoryTabData initialTab;
MaxPrintArgs({required this.initialTab});
int get initialIndex => mapTabDataToIndex();
int mapTabDataToIndex() {
switch (initialTab) {
case HistoryTabData.reservation:
return 0;
case HistoryTabData.dinein:
return 1;
case HistoryTabData.waitinglist:
return 2;
case HistoryTabData.pickup:
return 3;
case HistoryTabData.delivery:
return 4;
default:
return 0;
}
}
}
class MaxPrint extends StatefulWidget {
MaxPrint({
Key? key,
}) : super(key: key);
@override
State<MaxPrint> createState() => _MaxPrintState();
}
class _MaxPrintState extends State<MaxPrint> with TickerProviderStateMixin {
String? uid;
bool? isLogin;
late final TabController _tabController;
@override
void initState() {
_tabController = TabController(length: 3, vsync: this);
_tabController.addListener(_handleTabSelection);
super.initState();
}
int tabIndex = 0;
void _handleTabSelection() {
setState(() {
tabIndex = _tabController.index;
print('Tab index: $tabIndex');
});
}
@override
Widget build(BuildContext context) {
return SafeArea(
child: DefaultTabController(
length: 3,
child: Scaffold(
backgroundColor: Color(0xFFFAFAFA),
appBar: AppBar(
title: Text('Print'),
bottom: CustomTabBar(
tabController: _tabController,
tabs: [
tabTitle('Bluetooth'),
tabTitle('WiFi'),
tabTitle('USB'),
// tabTitle('Ongoing'),
// tabTitle('Completed'),
],
),
),
body: Column(
children: [
Expanded(
child: TabBarView(
controller: _tabController,
children: [
BluetoothPrinterScreen(),
NetWorkPrinterScreen(),
USBPrinterScreen()
],
),
),
],
)),
));
}
}
Tab tabTitle(String title) {
return Tab(
icon: Text(
title,
style: const TextStyle(
// color: Pallete.primary,
fontSize: 12.0,
fontWeight: FontWeight.w600,
overflow: TextOverflow.ellipsis,
letterSpacing: 0.1),
maxLines: 1,
),
);
}

216
lib/print/network_printer_screen.dart Normal file
View File

@@ -0,0 +1,216 @@
import 'package:flutter/material.dart';
import 'package:drago_pos_printer/drago_pos_printer.dart';
import 'package:webcontent_converter/demo.dart';
import 'package:webcontent_converter/webcontent_converter.dart';
import '../service/service.dart';
class NetWorkPrinterScreen extends StatefulWidget {
@override
_NetWorkPrinterScreenState createState() => _NetWorkPrinterScreenState();
}
class _NetWorkPrinterScreenState extends State<NetWorkPrinterScreen> {
bool _isLoading = false;
List<NetWorkPrinter> _printers = [];
NetworkPrinterManager? _manager;
List<int> _data = [];
String _name = "default";
int paperWidth = 0;
int charPerLine = 0;
List<String> paperTypes = [];
bool showCustom = false;
@override
void initState() {
_scan();
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
paperTypes.add('58mm');
paperTypes.add('80mmOld');
paperTypes.add('80mm');
paperTypes.add('Custom');
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("Network Printer Screen ${printProfiles.length}"),
actions: [
PopupMenuButton(
itemBuilder: (_) => printProfiles
.map(
(e) => PopupMenuItem(
enabled: e["key"] != _name,
child: Text("${e["key"]}"),
onTap: () {
setState(() {
_name = e["key"];
});
},
),
)
.toList(),
)
],
),
body: ListView(
padding: EdgeInsets.all(20),
children: [
DropdownButtonHideUnderline(
child: DropdownButtonFormField(
decoration: InputDecoration(labelText: 'Paper Size'),
items: paperTypes.map((item) {
return DropdownMenuItem(
value: item,
child: Text(item),
);
}).toList(),
onChanged: (String? selected) async {
showCustom = false;
if (selected != null) {
if (selected == "58mm") {
paperWidth = PaperSizeWidth.mm58;
charPerLine = PaperSizeMaxPerLine.mm58;
} else if (selected == "80mmOld") {
paperWidth = PaperSizeWidth.mm80_Old;
charPerLine = PaperSizeMaxPerLine.mm80_Old;
} else if (selected == "80mm") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
} else if (selected == "Custom") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
showCustom = true;
}
setState(() {});
}
},
),
),
if (showCustom)
Row(
children: [
Expanded(
child: TextFormField(
initialValue: paperWidth.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
paperWidth = int.parse(val);
} else
paperWidth = 0;
},
)),
SizedBox(width: 20),
Expanded(
child: TextFormField(
initialValue: charPerLine.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
charPerLine = int.parse(val);
} else
charPerLine = 0;
},
))
],
),
SizedBox(height: 10),
..._printers
.map((printer) => ListTile(
title: Text("${printer.name}"),
subtitle: Text("${printer.address}"),
leading: Icon(Icons.cable),
onTap: () => _connect(printer),
trailing: printer.connected
? Wrap(
children: [
IconButton(
tooltip: 'ESC POS Command',
onPressed: () => _startPrinter(1, printer),
icon: Icon(Icons.print)),
IconButton(
tooltip: 'Html Print',
onPressed: () => _startPrinter(3, printer),
icon: Icon(Icons.image)),
],
)
: null,
selected: printer.connected,
))
.toList(),
],
),
floatingActionButton: FloatingActionButton(
child: _isLoading ? Icon(Icons.stop) : Icon(Icons.play_arrow),
onPressed: _isLoading ? null : _scan,
),
);
}
_scan() async {
setState(() {
_isLoading = true;
_printers = [];
});
var printers = await NetworkPrinterManager.discover();
setState(() {
_isLoading = false;
_printers = printers;
});
}
Future _connect(NetWorkPrinter printer) async {
var manager = NetworkPrinterManager(printer);
await manager.connect();
setState(() {
_manager = manager;
printer.connected = true;
});
}
_startPrinter(int byteType, NetWorkPrinter printer) async {
await _connect(printer);
// if (_data.isEmpty) {
final content = Demo.getShortReceiptContent();
var stopwatch = Stopwatch()..start();
List<int> data = [];
var profile = await CapabilityProfile.load();
if (byteType == 1) {
data = await ESCPrinterService(null).getSamplePosBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile,
name: _name);
} else if (byteType == 2) {
data = await ESCPrinterService(null).getPdfBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile,
name: _name);
} else if (byteType == 3) {
var service = ESCPrinterService(await WebcontentConverter.contentToImage(
content: content,
executablePath: WebViewHelper.executablePath(),
));
data = await service.getBytes(name: _name);
}
print("Start print data $_name");
if (mounted) setState(() => _data = data);
if (_manager != null) {
print("isConnected ${_manager!.printer.connected}");
await _manager!.writeBytes(_data, isDisconnect: true);
WebcontentConverter.logger
.info("completed executed in ${stopwatch.elapsed}");
}
}
}

46
lib/print/tab_bar.dart Normal file
View File

@@ -0,0 +1,46 @@
import 'package:flutter/material.dart';
import '../theme/theme.config.dart';
class CustomTabBar extends StatelessWidget implements PreferredSizeWidget {
const CustomTabBar({
Key? key,
required TabController tabController,
required List<Widget> tabs,
}) : _tabController = tabController,
_tabs = tabs,
super(key: key);
final TabController _tabController;
final List<Widget> _tabs;
@override
Size get preferredSize => const Size(double.infinity, 45);
@override
Widget build(BuildContext context) {
return disableMaterial3(
child: Container(
padding: const EdgeInsets.all(4),
height: 40,
margin: const EdgeInsets.symmetric(horizontal: 16),
decoration: BoxDecoration(
color: Colors.grey[100],
borderRadius: BorderRadius.circular(10),
),
child: TabBar(
controller: _tabController,
isScrollable: false,
indicator: BoxDecoration(
borderRadius: BorderRadius.circular(8),
color: Colors.white,
),
indicatorColor: Colors.white,
labelColor: Colors.black,
unselectedLabelColor: Colors.grey,
tabs: _tabs,
),
),
);
}
}

232
lib/print/usb_printer_screen.dart Normal file
View File

@@ -0,0 +1,232 @@
import 'package:image/image.dart' as img;
import 'dart:io';
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:max_print_plus/service/service.dart';
import 'package:open_filex/open_filex.dart';
import 'package:path_provider/path_provider.dart';
import 'package:drago_pos_printer/drago_pos_printer.dart';
import 'package:webcontent_converter/demo.dart';
import 'package:webcontent_converter/webcontent_converter.dart';
class USBPrinterScreen extends StatefulWidget {
@override
_USBPrinterScreenState createState() => _USBPrinterScreenState();
}
class _USBPrinterScreenState extends State<USBPrinterScreen> {
bool _isLoading = false;
List<USBPrinter> _printers = [];
USBPrinterManager? _manager;
List<int> _data = [];
int paperWidth = 0;
int charPerLine = 0;
List<String> paperTypes = [];
bool showCustom = false;
@override
void initState() {
_scan();
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
paperTypes.add('58mm');
paperTypes.add('80mmOld');
paperTypes.add('80mm');
paperTypes.add('Custom');
super.initState();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text("USB Printer Screen"),
),
body: ListView(
padding: EdgeInsets.all(20),
children: [
DropdownButtonHideUnderline(
child: DropdownButtonFormField(
decoration: InputDecoration(labelText: 'Paper Size'),
items: paperTypes.map((item) {
return DropdownMenuItem(
value: item,
child: Text(item),
);
}).toList(),
onChanged: (String? selected) async {
showCustom = false;
if (selected != null) {
if (selected == "58mm") {
paperWidth = PaperSizeWidth.mm58;
charPerLine = PaperSizeMaxPerLine.mm58;
} else if (selected == "80mmOld") {
paperWidth = PaperSizeWidth.mm80_Old;
charPerLine = PaperSizeMaxPerLine.mm80_Old;
} else if (selected == "80mm") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
} else if (selected == "Custom") {
paperWidth = PaperSizeWidth.mm80;
charPerLine = PaperSizeMaxPerLine.mm80;
showCustom = true;
}
setState(() {});
}
},
),
),
if (showCustom)
Row(
children: [
Expanded(
child: TextFormField(
initialValue: paperWidth.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
paperWidth = int.parse(val);
} else
paperWidth = 0;
},
)),
SizedBox(width: 20),
Expanded(
child: TextFormField(
initialValue: charPerLine.toString(),
onChanged: (val) {
if (val.isNotEmpty) {
charPerLine = int.parse(val);
} else
charPerLine = 0;
},
))
],
),
SizedBox(height: 10),
..._printers
.map((printer) => ListTile(
title: Text("${printer.name}"),
subtitle: Text("${printer.address}"),
leading: Icon(Icons.usb),
trailing: Wrap(
children: [
IconButton(
tooltip: 'Tspl Command',
onPressed: () => _tsplPrint(printer),
icon: Icon(Icons.qr_code)),
IconButton(
tooltip: 'ESC POS Command',
onPressed: () => _startPrinter(1, printer),
icon: Icon(Icons.print)),
IconButton(
tooltip: 'Pdf',
onPressed: () => _startPrinter(2, printer),
icon: Icon(Icons.picture_as_pdf)),
IconButton(
tooltip: 'Html Print',
onPressed: () => _startPrinter(3, printer),
icon: Icon(Icons.image)),
],
),
))
.toList(),
],
),
floatingActionButton: FloatingActionButton(
child: _isLoading ? Icon(Icons.stop) : Icon(Icons.play_arrow),
onPressed: _isLoading ? null : _scan,
),
);
}
_scan() async {
setState(() {
_isLoading = true;
_printers = [];
});
var printers = await USBPrinterManager.discover();
setState(() {
_isLoading = false;
_printers = printers;
});
}
_startPrinter(int byteType, USBPrinter printer) async {
var profile = await CapabilityProfile.load();
var manager = USBPrinterManager(printer);
_manager = manager;
final content = Demo.getShortReceiptContent();
var bytes = byteType == 1
? await ESCPrinterService(null).getSamplePosBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile)
: byteType == 2
? await ESCPrinterService(null).getPdfBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
profile: profile)
: (await WebcontentConverter.contentToImage(
content: content,
executablePath: WebViewHelper.executablePath(),
))
.toList();
List<int> data;
if (byteType == 3) {
var service = ESCPrinterService(Uint8List.fromList(bytes));
data = await service.getBytes(
paperSizeWidthMM: paperWidth,
maxPerLine: charPerLine,
);
if (bytes.length > 0) {
var dir = await getTemporaryDirectory();
var path = dir.path + "\\receipt.jpg";
File file = File(path);
await file.writeAsBytes(bytes);
}
} else
data = bytes;
if (mounted) setState(() => _data = data);
_manager!.writeBytes(_data);
}
_tsplPrint(USBPrinter printer) async {
int width = 105;
int height = 22;
int labelWidth = 35;
var image = await ESCPrinterService(null)
.generateLabel(width, height, labelWidth, 1.5, 3);
if (image != null) {
var dir = await getTemporaryDirectory();
var path = dir.path + "\\receipt.png";
File file = File(path);
await file.writeAsBytes(img.encodePng(image));
OpenFilex.open(path);
// for (int i = 1; i <= 1; i++) {
// var manager = USBPrinterManager(printer);
// TsplGenerator generator = TsplGenerator();
// generator.addSize(width: width, height: height);
// generator.addGap(3);
// generator.addSpeed(4);
// generator.addDensity(Density.density15);
// generator.addDirection(Direction.backWord);
// generator.addTear(Tear.on);
// generator.addCodePageUtf8();
// generator.addCls();
// generator.addImage(image, needGrayscale: true);
// generator.addPrint(1);
// _data = generator.byte;
// manager.writeBytes(_data);
// }
}
}
}