added dx and dy to arbitrary linecut

qtplot/canvas.py

@@ -338,7 +338,10 @@ def draw_arbitrary_linecut(self, x, y, initial_press):
             # Display slope and inverse slope in status bar
             dx = x - x_start
             dy = y - y_start
-            text = 'Slope: {:.3e}\tInv: {:.3e}'.format(dy / dx, dx / dy)
+            text = 'dx = {}\tdy = {}\tdy/dx = {}\tdx/dy =  {}'.format(eng_format(dx, 2),
+                eng_format(dy, 2),
+                eng_format(dy / dx, 2),
+                eng_format(dx / dy, 2))
 
             self.parent.l_slope.setText(text)
 

qtplot/linecut.py

@@ -149,6 +149,11 @@ def init_ui(self):
         self.resize(700, 500)
         self.move(630, 100)
 
+        # This flag is used to reposition the window next to the main window
+        # when drawing the first linecut
+        self.first_linecut = True
+        self.hide()
+
     def populate_ui(self):
         profile = self.main.profile_settings
 
@@ -361,11 +366,17 @@ def plot_linetrace(self, x, y, z, row_numbers, type, position, title,
 
         self.fig.canvas.draw()
 
+        if self.isHidden():
+            self.show_window()
+
     def resizeEvent(self, event):
         self.fig.tight_layout()
         self.canvas.draw()
 
     def show_window(self):
+        if self.first_linecut:
+            self.move(630, 100)
+
         self.show()
         self.raise_()
 

qtplot/qtplot.py

@@ -372,8 +372,8 @@ def init_ui(self):
 
         self.setAcceptDrops(True)
 
-        self.linecut.show()
-        self.operations.show()
+        #self.linecut.show()
+        #self.operations.show()
         self.show()
 
     def update_ui(self, reset=True, opening_state=False):