318 lines
13 KiB
Objective-C
318 lines
13 KiB
Objective-C
#import "BluetoothPrintPlugin.h"
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#import "ConnecterManager.h"
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#import "EscCommand.h"
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#import "TscCommand.h"
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@interface BluetoothPrintPlugin ()
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@property(nonatomic, retain) NSObject<FlutterPluginRegistrar> *registrar;
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@property(nonatomic, retain) FlutterMethodChannel *channel;
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@property(nonatomic, retain) BluetoothPrintStreamHandler *stateStreamHandler;
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@property(nonatomic, assign) int stateID;
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@property(nonatomic) NSMutableDictionary *scannedPeripherals;
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@end
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@implementation BluetoothPrintPlugin
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+ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
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FlutterMethodChannel* channel = [FlutterMethodChannel
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methodChannelWithName:NAMESPACE @"/methods"
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binaryMessenger:[registrar messenger]];
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FlutterEventChannel* stateChannel = [FlutterEventChannel eventChannelWithName:NAMESPACE @"/state" binaryMessenger:[registrar messenger]];
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BluetoothPrintPlugin* instance = [[BluetoothPrintPlugin alloc] init];
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instance.channel = channel;
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instance.scannedPeripherals = [NSMutableDictionary new];
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// STATE
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BluetoothPrintStreamHandler* stateStreamHandler = [[BluetoothPrintStreamHandler alloc] init];
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[stateChannel setStreamHandler:stateStreamHandler];
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instance.stateStreamHandler = stateStreamHandler;
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[registrar addMethodCallDelegate:instance channel:channel];
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}
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- (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
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NSLog(@"call method -> %@", call.method);
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if ([@"state" isEqualToString:call.method]) {
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result([NSNumber numberWithInt:self.stateID]);
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} else if([@"isAvailable" isEqualToString:call.method]) {
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result(@(YES));
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} else if([@"isConnected" isEqualToString:call.method]) {
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bool isConnected = self.stateID == 1;
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result(@(isConnected));
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} else if([@"isOn" isEqualToString:call.method]) {
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result(@(YES));
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}else if([@"startScan" isEqualToString:call.method]) {
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NSLog(@"getDevices method -> %@", call.method);
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[self.scannedPeripherals removeAllObjects];
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if (Manager.bleConnecter == nil) {
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[Manager didUpdateState:^(NSInteger state) {
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switch (state) {
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case CBCentralManagerStateUnsupported:
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NSLog(@"The platform/hardware doesn't support Bluetooth Low Energy.");
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break;
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case CBCentralManagerStateUnauthorized:
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NSLog(@"The app is not authorized to use Bluetooth Low Energy.");
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break;
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case CBCentralManagerStatePoweredOff:
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NSLog(@"Bluetooth is currently powered off.");
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break;
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case CBCentralManagerStatePoweredOn:
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[self startScan];
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NSLog(@"Bluetooth power on");
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break;
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case CBCentralManagerStateUnknown:
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default:
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break;
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}
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}];
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} else {
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[self startScan];
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}
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result(nil);
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} else if([@"stopScan" isEqualToString:call.method]) {
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[Manager stopScan];
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result(nil);
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} else if([@"connect" isEqualToString:call.method]) {
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NSDictionary *device = [call arguments];
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@try {
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NSLog(@"connect device begin -> %@", [device objectForKey:@"name"]);
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CBPeripheral *peripheral = [_scannedPeripherals objectForKey:[device objectForKey:@"address"]];
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self.state = ^(ConnectState state) {
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[self updateConnectState:state];
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};
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[Manager connectPeripheral:peripheral options:nil timeout:2 connectBlack: self.state];
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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} else if([@"disconnect" isEqualToString:call.method]) {
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@try {
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[Manager close];
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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} else if([@"print" isEqualToString:call.method]) {
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@try {
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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} else if([@"printReceipt" isEqualToString:call.method]) {
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@try {
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NSDictionary *args = [call arguments];
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[Manager write:[self mapToEscCommand:args]];
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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} else if([@"printLabel" isEqualToString:call.method]) {
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@try {
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NSDictionary *args = [call arguments];
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[Manager write:[self mapToTscCommand:args]];
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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}else if([@"printTest" isEqualToString:call.method]) {
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@try {
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result(nil);
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} @catch(FlutterError *e) {
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result(e);
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}
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}
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}
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-(NSData *)mapToTscCommand:(NSDictionary *) args {
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NSDictionary *config = [args objectForKey:@"config"];
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NSMutableArray *list = [args objectForKey:@"data"];
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NSNumber *width = ![config objectForKey:@"width"]?@"48" : [config objectForKey:@"width"];
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NSNumber *height = ![config objectForKey:@"height"]?@"80" : [config objectForKey:@"height"];
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NSNumber *gap = ![config objectForKey:@"gap"]?@"2" : [config objectForKey:@"gap"];
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TscCommand *command = [[TscCommand alloc]init];
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// 设置标签尺寸宽高，按照实际尺寸设置 单位mm
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[command addSize:[width intValue] :[height intValue]];
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// 设置标签间隙，按照实际尺寸设置，如果为无间隙纸则设置为0 单位mm
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[command addGapWithM:[gap intValue] withN:0];
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// 设置原点坐标
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[command addReference:0 :0];
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// 撕纸模式开启
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[command addTear:@"ON"];
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// 开启带Response的打印，用于连续打印
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[command addQueryPrinterStatus:ON];
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// 清除打印缓冲区
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[command addCls];
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for(NSDictionary *m in list){
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NSString *type = [m objectForKey:@"type"];
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NSString *content = [m objectForKey:@"content"];
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NSNumber *x = ![m objectForKey:@"x"]?@0 : [m objectForKey:@"x"];
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NSNumber *y = ![m objectForKey:@"y"]?@0 : [m objectForKey:@"y"];
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if([@"text" isEqualToString:type]){
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[command addTextwithX:[x intValue] withY:[y intValue] withFont:@"TSS24.BF2" withRotation:0 withXscal:1 withYscal:1 withText:content];
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}else if([@"barcode" isEqualToString:type]){
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[command add1DBarcode:[x intValue] :[y intValue] :@"CODE128" :100 :1 :0 :2 :2 :content];
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}else if([@"qrcode" isEqualToString:type]){
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[command addQRCode:[x intValue] :[y intValue] :@"L" :5 :@"A" :0 :content];
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}else if([@"image" isEqualToString:type]){
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NSData *decodeData = [[NSData alloc] initWithBase64EncodedString:content options:0];
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UIImage *image = [UIImage imageWithData:decodeData];
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[command addBitmapwithX:[x intValue] withY:[y intValue] withMode:0 withWidth:300 withImage:image];
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}
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}
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[command addPrint:1 :1];
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return [command getCommand];
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}
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-(NSData *)mapToEscCommand:(NSDictionary *) args {
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NSDictionary *config = [args objectForKey:@"config"];
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NSMutableArray *list = [args objectForKey:@"data"];
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EscCommand *command = [[EscCommand alloc]init];
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[command addInitializePrinter];
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[command addPrintAndFeedLines:3];
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for(NSDictionary *m in list){
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NSString *type = [m objectForKey:@"type"];
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NSString *content = [m objectForKey:@"content"];
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NSNumber *align = ![m objectForKey:@"align"]?@0 : [m objectForKey:@"align"];
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NSNumber *size = ![m objectForKey:@"size"]?@4 : [m objectForKey:@"size"];
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NSNumber *weight = ![m objectForKey:@"weight"]?@0 : [m objectForKey:@"weight"];
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NSNumber *width = ![m objectForKey:@"width"]?@0 : [m objectForKey:@"width"];
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NSNumber *height = ![m objectForKey:@"height"]?@0 : [m objectForKey:@"height"];
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NSNumber *underline = ![m objectForKey:@"underline"]?@0 : [m objectForKey:@"underline"];
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NSNumber *linefeed = ![m objectForKey:@"linefeed"]?@0 : [m objectForKey:@"linefeed"];
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//内容居左（默认居左）
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[command addSetJustification:[align intValue]];
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if([@"text" isEqualToString:type]){
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Byte mode = PrintModeEnumDefault;
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if ([weight intValue] == 1) mode = mode | PrintModeEnumBold;
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if ([underline intValue] == 1) mode = mode | PrintModeEnumUnderline;
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[command addPrintMode: mode];
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Byte size = CharacterSizeEnumDefault;
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if ([height intValue] == 1) size = size | CharacterSizeEnumDoubleHeight;
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if ([width intValue] == 1) size = size | CharacterSizeEnumDoubleWidth;
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[command addSetCharcterSize: size];
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[command addText:content];
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[command addPrintMode: PrintModeEnumDefault];
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[command addSetCharcterSize: CharacterSizeEnumDefault];
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}else if([@"barcode" isEqualToString:type]){
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[command addSetBarcodeWidth:2];
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[command addSetBarcodeHeight:60];
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[command addSetBarcodeHRPosition:2];
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[command addCODE128:'B' : content];
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}else if([@"qrcode" isEqualToString:type]){
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// This code snippet has been copied from https://stackoverflow.com/q/34608340/1993514
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int store_len = (int )content.length + 3;
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int pl = (store_len % 256);
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[command addQRCodeSizewithpL:0 withpH:0 withcn:49 withyfn:67 withn:[size intValue]];
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[command addQRCodeLevelwithpL:0 withpH:0 withcn:49 withyfn:69 withn:[size intValue]];
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[command addQRCodeSavewithpL:pl withpH:0 withcn:49 withyfn:80 withm:48 withData:[content dataUsingEncoding:NSASCIIStringEncoding]];
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[command addQRCodePrintwithpL:3 withpH:pl+3 withcn:49 withyfn:81 withm:48];
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}else if([@"image" isEqualToString:type]){
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NSData *decodeData = [[NSData alloc] initWithBase64EncodedString:content options:0];
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UIImage *image = [UIImage imageWithData:decodeData];
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[command addOriginrastBitImage:image width:0];
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}
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if([linefeed isEqualToNumber:@1]){
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[command addPrintAndLineFeed];
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}
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}
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[command addPrintAndFeedLines:4];
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return [command getCommand];
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}
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-(void)startScan {
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[Manager scanForPeripheralsWithServices:nil options:nil discover:^(CBPeripheral * _Nullable peripheral, NSDictionary<NSString *,id> * _Nullable advertisementData, NSNumber * _Nullable RSSI) {
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if (peripheral.name != nil) {
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NSLog(@"find device -> %@", peripheral.name);
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[self.scannedPeripherals setObject:peripheral forKey:[[peripheral identifier] UUIDString]];
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NSDictionary *device = [NSDictionary dictionaryWithObjectsAndKeys:peripheral.identifier.UUIDString,@"address",peripheral.name,@"name",nil,@"type",nil];
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[_channel invokeMethod:@"ScanResult" arguments:device];
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}
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}];
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}
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-(void)updateConnectState:(ConnectState)state {
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dispatch_async(dispatch_get_main_queue(), ^{
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NSNumber *ret = @0;
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switch (state) {
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case CONNECT_STATE_CONNECTING:
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NSLog(@"status -> %@", @"连接状态：连接中....");
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ret = @0;
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self.stateID = 0;
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break;
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case CONNECT_STATE_CONNECTED:
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NSLog(@"status -> %@", @"连接状态：连接成功");
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ret = @1;
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self.stateID = 1;
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break;
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case CONNECT_STATE_FAILT:
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NSLog(@"status -> %@", @"连接状态：连接失败");
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ret = @0;
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break;
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case CONNECT_STATE_DISCONNECT:
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NSLog(@"status -> %@", @"连接状态：断开连接");
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ret = @0;
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self.stateID = -1;
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break;
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default:
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NSLog(@"status -> %@", @"连接状态：连接超时");
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ret = @0;
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self.stateID = -1;
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break;
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}
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NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:ret,@"id",nil];
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if(_stateStreamHandler.sink != nil) {
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self.stateStreamHandler.sink([dict objectForKey:@"id"]);
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}
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});
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}
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@end
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@implementation BluetoothPrintStreamHandler
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- (FlutterError*)onListenWithArguments:(id)arguments eventSink:(FlutterEventSink)eventSink {
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self.sink = eventSink;
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return nil;
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}
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- (FlutterError*)onCancelWithArguments:(id)arguments {
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self.sink = nil;
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return nil;
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}
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@end
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