Few changes to allow the support of right to left languages

UM/Qt/Bindings/i18nCatalogProxy.py

@@ -23,6 +23,7 @@ def __init__(self, parent = None):
         self._i18nc_function = self._wrapFunction(engine, self, self._call_i18nc)
         self._i18np_function = self._wrapFunction(engine, self, self._call_i18np)
         self._i18ncp_function = self._wrapFunction(engine, self, self._call_i18ncp)
+        self._i18nIsRightToLeft_function = self._wrapFunction(engine, self, self._call_i18nIsRightToLeft)
 
     def setName(self, name):
         if name != self._name:
@@ -51,6 +52,10 @@ def i18np(self):
     def i18ncp(self):
         return self._i18ncp_function
 
+    @pyqtProperty(QJSValue, notify = nameChanged)
+    def i18nIsRightToLeft(self):
+        return self._i18nIsRightToLeft_function
+
     @pyqtSlot(str, result = str)
     def _call_i18n(self, message):
         return self._catalog.i18n(message)
@@ -67,6 +72,10 @@ def _call_i18np(self, single, multiple, counter):
     def _call_i18ncp(self, context, single, multiple, counter):
         return self._catalog.i18ncp(context, single, multiple, counter)
 
+    @pyqtSlot(result= bool)
+    def _call_i18nIsRightToLeft(self):
+        return self._catalog.i18nIsRightToLeft()
+
     def _wrapFunction(self, engine, this_object, function):
         """Wrap a function in a bit of a javascript to re-trigger a method call on signal emit.
 

UM/Qt/qml/UM/RecolorImage.qml

@@ -12,6 +12,7 @@ Item
     property alias source: img.source
     property alias color: overlay.color
     property alias sourceSize: img.sourceSize
+    property alias mirror: img.mirror
 
     Image
     {
@@ -20,6 +21,7 @@ Item
         visible: false
         sourceSize.width: parent.width
         sourceSize.height: parent.height
+        layer.enabled: true
     }
 
     ColorOverlay {

UM/i18n.py

@@ -173,6 +173,18 @@ def i18ncp(self, context: str, single: str, multiple: str, counter: int, *args:
         translated = translated.format(counter, args)
         return self._replaceTags(translated)
 
+    def i18nIsRightToLeft(self):
+        """Returns true if the language is right to left language. 
+
+        It uses the variable Language-Direction in the language metadata to detrmine direction
+        if direction not specified it will default to false
+
+        :return: True if the language is right to left otherwise False 
+        """
+        if(self.__translation is not None):
+            return self.__translation.info().get("Language-Direction","ltr")=="rtl"
+        return False
+
     def _replaceTags(self, string: str) -> str:
         """Replace formatting tags in the string with globally-defined replacement
         values.