added x/y offset of text in preview

core.py

@@ -26,7 +26,7 @@ class Core():
       except:
         return "avconv"
 
-  def drawBaseImage(self, backgroundImage, titleText, titleFont, alignment):
+  def drawBaseImage(self, backgroundImage, titleText, titleFont, alignment, xOffset, yOffset):
 
     if self._image == None or not self.lastBackgroundImage == backgroundImage:
       self.lastBackgroundImage = backgroundImage
@@ -49,13 +49,16 @@ class Core():
     painter.setFont(font)
     painter.setPen(QColor(255, 255, 255))
 
+    yPosition = 375 + yOffset
+
     fm = QtGui.QFontMetrics(font)
     if alignment == "Left":
-        painter.drawText(70, 375, titleText)
+       xPosition = 70 + xOffset
     if alignment == "Middle":
-        painter.drawText(1280/2 - fm.width(titleText)/2, 375, titleText)
+       xPosition = xOffset + (1280/2 - fm.width(titleText)/2)
     if alignment == "Right":
-        painter.drawText(1210 - fm.width(titleText), 375, titleText)
+       xPosition = xOffset + (1210 - fm.width(titleText))
+    painter.drawText(xPosition, yPosition, titleText)
     painter.end()
 
     buffer = QtCore.QBuffer()

main.py

@@ -14,7 +14,7 @@ import preview_thread, core, video_thread
 
 class Main(QtCore.QObject):
 
-  newTask = QtCore.pyqtSignal(str, str, QFont, str)
+  newTask = QtCore.pyqtSignal(str, str, QFont, str, int, int)
   processTask = QtCore.pyqtSignal()
   videoTask = QtCore.pyqtSignal(str, str, QFont, str, str, str)
 
@@ -50,6 +50,8 @@ class Main(QtCore.QObject):
     window.fontComboBox.currentFontChanged.connect(self.drawPreview)
     window.lineEdit_title.textChanged.connect(self.drawPreview)
     window.alignmentComboBox.currentIndexChanged.connect(self.drawPreview)
+    window.textXSpinBox.valueChanged.connect(self.drawPreview)
+    window.textYSpinBox.valueChanged.connect(self.drawPreview)
 
     window.progressBar_create.setValue(0)
     window.setWindowTitle("Audio Visualizer")
@@ -145,7 +147,9 @@ class Main(QtCore.QObject):
     self.newTask.emit(self.window.label_background.text(),
       self.window.lineEdit_title.text(),
       self.window.fontComboBox.currentFont(),
-      self.window.alignmentComboBox.currentText())
+      self.window.alignmentComboBox.currentText(),
+      self.window.textXSpinBox.value(),
+      self.window.textYSpinBox.value())
     # self.processTask.emit()
 
   def showPreviewImage(self, image):

preview_thread.py

@@ -19,14 +19,16 @@ class Worker(QtCore.QObject):
     self.queue = queue
 
 
-  @pyqtSlot(str, str, QtGui.QFont, str)
-  def createPreviewImage(self, backgroundImage, titleText, titleFont, alignment):
+  @pyqtSlot(str, str, QtGui.QFont, str, int, int)
+  def createPreviewImage(self, backgroundImage, titleText, titleFont, alignment, xOffset, yOffset):
     # print('worker thread id: {}'.format(QtCore.QThread.currentThreadId()))
     dic = {
       "backgroundImage": backgroundImage,
       "titleText": titleText,
       "titleFont": titleFont,
-      "alignment": alignment
+      "alignment": alignment,
+      "xoffset": xOffset,
+      "yoffset": yOffset
     }
     self.queue.put(dic)
 
@@ -44,7 +46,9 @@ class Worker(QtCore.QObject):
         nextPreviewInformation["backgroundImage"],
         nextPreviewInformation["titleText"],
         nextPreviewInformation["titleFont"],
-        nextPreviewInformation["alignment"])
+        nextPreviewInformation["alignment"],
+        nextPreviewInformation["xoffset"],
+        nextPreviewInformation["yoffset"])
 
       spectrum = numpy.fromfunction(lambda x: 0.008*(x-128)**2, (255,), dtype="int16")