Print: set printer default font for printing text ...

E.g. used for prn_sendText().
E.g. in Lithuania only printer font table 24 supports special Lithuanian
charcters.
Other projects my not have font table 24 installed in printers. They use
e.g. printer font table 8.

src/ATBAPP/ATBDeviceControllerPlugin.cpp

@@ -48,6 +48,12 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
 
     this->initTicketTemplateList(&settings);
 
+    // configurable default printer settings for 'prn_sendText()' used e.g. for bank receipts
+    this->printerDefaultFont.font   = settings.value("ATBDeviceControllerPlugin/printerDefaultFont",    "8").toUInt();
+    this->printerDefaultFont.size   = settings.value("ATBDeviceControllerPlugin/printerDefaultSize",   "12").toUInt();
+    this->printerDefaultFont.width  = settings.value("ATBDeviceControllerPlugin/printerDefaultWidth",   "0").toUInt();
+    this->printerDefaultFont.height = settings.value("ATBDeviceControllerPlugin/printerDefaultHeight",  "0").toUInt();
+
     this->init_sc_dbus();
 
     QString persistentDataFile = "/mnt/system_data/dc_persistentData.dat";
@@ -798,11 +804,39 @@ void ATBDeviceControllerPlugin::requestPrintReceipt(const QHash<QString, QVarian
 
 void ATBDeviceControllerPlugin::requestPrintReceipt(const QString & printingString)
 {
+    // DEBUG --------------------------------------------------
+    QByteArray ba = printingString.toUtf8();
+    QString hexStrOrigin;
+    for (int i = 0; i < ba.size(); ++i) {
+        if (i > 0) hexStrOrigin += ":";
+        hexStrOrigin += QString("%1").arg((unsigned char)ba[i], 2, 16, QChar('0')).toUpper();
+    }
+    qCritical() << "-------------- printString as UTF-8 -------------";
+    qCritical() << hexStrOrigin;
+    qCritical() << "-------------------------------------------------";
+
+
     QByteArray ba_receipt = this->codec->fromUnicode(printingString);
 
+
+    // DEBUG --------------------------------------------------
+    QString hexStringConverted;
+    for (int i = 0; i < ba_receipt.size(); ++i) {
+        if (i > 0) hexStringConverted += ":";
+        hexStringConverted += QString("%1").arg((unsigned char)ba_receipt[i], 2, 16, QChar('0')).toUpper();
+    }
+    qCritical() << "------------------" << this->codec->name() << "-----------------";
+    qCritical() << hexStringConverted;
+    qCritical() << "-------------------------------------------------";
+
+
+
     //QByteArray ba = printingString.toUtf8();
     hw->prn_switchPower(true);
-    hw->prn_setFonts(8,12,0,0);
+    hw->prn_setFonts(printerDefaultFont.font,
+                     printerDefaultFont.size,
+                     printerDefaultFont.width,
+                     printerDefaultFont.height);
     hw->prn_sendText(&ba_receipt);
 
     // DEBUG

src/ATBAPP/ATBDeviceControllerPlugin.h

@@ -34,7 +34,14 @@ enum class PROGRAM_MODE {
     NOT_DEFINED
 };
 
-
+class PrinterDefaultsFont
+{
+public:
+    quint8 font;
+    quint8 size;
+    quint8 width;
+    quint8 height;
+};
 
 class ATBDeviceControllerPlugin :
         public DeviceControllerInterface
@@ -133,6 +140,8 @@ private:
 
    QTextCodec *codec;
 
+   PrinterDefaultsFont printerDefaultFont;
+
    bool private_loadCashAgentLib(QString pluginName);
 
    quint8 currentSelectedTicketType;