Measurefactor and import added

drawApplication.py

@@ -2,7 +2,8 @@
 from PyQt6 import QtCore
 from PyQt6 import QtGui
 from PyQt6 import QtWidgets  # QtWidgets for QApplication
-from PyQt6.QtGui import QPen
+from PyQt6.QtGui import QPixmap, QImage
+import fitz
 
 from menuBar import MenuBar
 from toolBar import ToolBar
@@ -106,6 +107,20 @@ def clear(self):
         self.__v.update()
 
     # methods for changing pixel sizes
+    # import pdf and convert to image
+    def importPDF(self):
+        filePath, _ = QtWidgets.QFileDialog.getOpenFileName(self, "Import PDF", "",
+                                                            "PDF(*.pdf);;All Files(*.*) ")
+        if filePath == "":
+            return
+
+        doc = fitz.open(filePath)
+        page = doc.loadPage(0)  # number of page
+        pix = page.get_pixmap(alpha=False)
+        pm = QPixmap.fromImage(QImage.fromData(pix.tobytes(output="png")))
+        pm = self.__dc.addPixmap(pm)
+        pm.setPos(0, 0)
+        self.__v.update()
 
 
 # create pyqt5 app

drawingBoard.py

@@ -20,9 +20,9 @@ def __init__(self, *args, **kwargs):
         self.setRenderHint(QtGui.QPainter.RenderHint.Antialiasing | QtGui.QPainter.RenderHint.TextAntialiasing
                            )
         self.setHorizontalScrollBarPolicy(
-            QtCore.Qt.ScrollBarPolicy.ScrollBarAlwaysOn)
+            QtCore.Qt.ScrollBarPolicy.ScrollBarAsNeeded)
         self.setVerticalScrollBarPolicy(
-            QtCore.Qt.ScrollBarPolicy.ScrollBarAlwaysOn)
+            QtCore.Qt.ScrollBarPolicy.ScrollBarAsNeeded)
 
     def wheelEvent(self, event):
 
@@ -41,11 +41,12 @@ def wheelEvent(self, event):
         return super().wheelEvent(event)
 
     def setScrollMode(self, mode):
+
         if mode:
-            self.setDragMode(QGraphicsView.DragMode.RubberBandDrag)
             self.setTransformationAnchor(
                 QGraphicsView.ViewportAnchor.AnchorUnderMouse)
-
+            self.setDragMode(QGraphicsView.DragMode.ScrollHandDrag)
+            self.setResizeAnchor(QGraphicsView.ViewportAnchor.AnchorUnderMouse)
         else:
             self.setDragMode(QGraphicsView.DragMode.NoDrag)
             self.setTransformationAnchor(
@@ -80,7 +81,7 @@ def __init__(self, toolBar):
             menuAction = QtGui.QAction(action, self)
             self.__menu.addAction(menuAction)
             menuAction.triggered.connect(self.__contextActionStep)
-        self.setSceneRect(0, 0, 250, 250)
+        self.setSceneRect(0, 0, 5000, 5000)
 
     def __contextActionStep(self, action):
         if self.sender().text() == "Delete":
@@ -118,8 +119,6 @@ def __contextActionStep(self, action):
         for i, tup in enumerate(self.__addedItems):
             tup[0].setZValue(i)
         self.__selectedItem = None
-        for tup in self.__addedItems:
-            tup[0].setPen(tup[1])
         self.update()
 
     def contextMenuEvent(self, event):
@@ -133,12 +132,8 @@ def mousePressEvent(self, event):
             # make drawing flag true
             self.drawing = True
         if not self.drawing:
-            for tup in self.__addedItems:
-                tup[0].setPen(tup[1])
             self.__selectedItem = self.itemAt(
                 event.scenePos(), QtGui.QTransform())
-            if self.__selectedItem:
-                self.__selectedItem.setPen(self.__selectionPen)
         return super().mousePressEvent(event)
 
     # method for tracking mouse activity

menuBar.py

@@ -28,3 +28,12 @@ def __init__(self, windowMenu, parentWindow):
         fileMenu.addAction(clearAction)
         # adding action to the clear
         clearAction.triggered.connect(parentWindow.clear)
+
+        # creating import action
+        importAction = QtGui.QAction("Import", parentWindow)
+        # adding short cut to the import action
+        importAction.setShortcut("Ctrl + I")
+        # adding import to the file menu
+        fileMenu.addAction(importAction)
+        # adding action to the import
+        importAction.triggered.connect(parentWindow.importPDF)

toolBar.py

@@ -36,8 +36,10 @@ def __initWidgets(self):
         self.__sizeGrp = QtWidgets.QGroupBox("Pen Size")
         self.__drawShapeGrp = QtWidgets.QGroupBox("Draw Shape")
         self.__measureSystemGrp = QtWidgets.QGroupBox("Measure System")
+        self.__empFactor = QtWidgets.QDoubleSpinBox()
+        self.__empFactor.setMinimum(1.0)
 
-        self.selectedItem = "line"
+        # self.selectedItem = "line"
         self.__measureSystem = MeasureSystem.Metric
 
     def __arrageWidgets(self):
@@ -47,6 +49,7 @@ def __arrageWidgets(self):
         self.__sizeGrp.setLayout(QtWidgets.QGridLayout())
         self.__measureSystemGrp.setLayout(QtWidgets.QGridLayout())
         self.__drawShapeGrp.setLayout(QtWidgets.QGridLayout())
+
         for i, color in enumerate(self.__colors):
             w = QtWidgets.QPushButton(parent=self.__colorGrp)
             w.setObjectName(color)
@@ -85,6 +88,7 @@ def __arrageWidgets(self):
                 w.setChecked(True)
             self.__measureSystemGrp.layout().addWidget(w, i//2, i % 2)
         layout.addWidget(self.__measureSystemGrp)
+        layout.addWidget(self.__empFactor)
 
         layout.addStretch(1)
 
@@ -141,13 +145,13 @@ def __setMeasureSystem(self):
 
     def pix2Met(self, pix):
         if self.__measureSystem == MeasureSystem.Metric:
-            v = 2.54*pix/self.__dpi
+            v = self.__empFactor.value()*2.54*pix/self.__dpi
             if v > 100:
                 text = "{}m {:.2f}cm".format(v//100, v - 100 * (v//100))
             else:
                 text = "{:.2f}cm".format(v)
         if self.__measureSystem == MeasureSystem.Imperial:
-            v = pix/self.__dpi
+            v = self.__empFactor.value()*pix/self.__dpi
             if v > 12:
                 text = "{}ft {:.2f}in".format(v//12, v - 12 * (v//12))
             else: