- worked on the NCC Tool; added a new clear method named 'Combo' which will go through all methods until the clear is done

- added a Preferences parameter for font size used in HUD

flatcamGUI/PlotCanvas.py

@@ -150,19 +150,38 @@ class PlotCanvas(QtCore.QObject, VisPyCanvas):
         self.cursor_h_line = InfiniteLine(pos=None, color=c_color, vertical=False,
                                           parent=self.line_parent)
 
-        self.rect_hud = Rectangle(center=(95,50), color=self.rect_hud_color, border_color=self.rect_hud_color,
-                                  width=180, height=90, radius=[5, 5, 5, 5], parent=None)
-        self.rect_hud.set_gl_state(depth_test=False)
-
         # HUD Display
         self.hud_enabled = False
 
-        self.text_hud = Text('', color=self.text_hud_color, pos=(10, 50), method='gpu', anchor_x='left', parent=None)
-        self.text_hud.font_size = 8
+        # font size
+        qsettings = QtCore.QSettings("Open Source", "FlatCAM")
+        if qsettings.contains("hud_font_size"):
+            fsize = qsettings.value('hud_font_size', type=int)
+        else:
+            fsize = 8
+
+        # units
         units = self.fcapp.defaults["units"].lower()
+
+        # coordinates and anchors
+        height = fsize * 11     # 90. Constant 11 is something that works
+        width = height * 2      # width is double the height = it is something that works
+        center_x = (width / 2) + 5
+        center_y = (height / 2) + 5
+
+        # text
+        self.text_hud = Text('', color=self.text_hud_color, pos=(10, center_y), method='gpu', anchor_x='left',
+                             parent=None)
+        self.text_hud.font_size = fsize
         self.text_hud.text = 'Dx:\t%s [%s]\nDy:\t%s [%s]\n\nX:  \t%s [%s]\nY:  \t%s [%s]' % \
                              ('0.0000', units, '0.0000', units, '0.0000', units, '0.0000', units)
 
+        # rectangle
+        self.rect_hud = Rectangle(center=(center_x, center_y), width=width, height=height, radius=[5, 5, 5, 5],
+                                  border_color=self.rect_hud_color, color=self.rect_hud_color, parent=None)
+        self.rect_hud.set_gl_state(depth_test=False)
+
+        # enable the HUD if it is activated in FlatCAM Preferences
         if self.fcapp.defaults['global_hud'] is True:
             self.on_toggle_hud(state=True)
 

flatcamGUI/PlotCanvasLegacy.py

@@ -343,7 +343,16 @@ class PlotCanvasLegacy(QtCore.QObject):
             self._text = 'Dx:    %s [%s]\nDy:    %s [%s]\n\nX:      %s [%s]\nY:      %s [%s]' % \
                          ('0.0000', units, '0.0000', units, '0.0000', units, '0.0000', units)
 
-            self.hud_holder = AnchoredText(self._text, prop=dict(size=20), frameon=True, loc='upper left')
+            # set font size
+            qsettings = QtCore.QSettings("Open Source", "FlatCAM")
+            if qsettings.contains("hud_font_size"):
+                # I multiply with 2.5 because this seems to be the difference between the value taken by the VisPy (3D)
+                # and Matplotlib (Legacy2D FlatCAM graphic engine)
+                fsize = int(qsettings.value('hud_font_size', type=int) * 2.5)
+            else:
+                fsize = 20
+
+            self.hud_holder = AnchoredText(self._text, prop=dict(size=fsize), frameon=True, loc='upper left')
             self.hud_holder.patch.set_boxstyle("round,pad=0.,rounding_size=0.2")
 
             fc_color = self.p.rect_hud_color[:-2]

flatcamGUI/preferences/PreferencesUIManager.py

@@ -978,6 +978,10 @@ class PreferencesUIManager:
         tb_fsize = self.ui.general_defaults_form.general_app_set_group.textbox_font_size_spinner.get_value()
         settgs.setValue('textbox_font_size', tb_fsize)
 
+        # save the HUD font size
+        hud_fsize = self.ui.general_defaults_form.general_app_set_group.hud_font_size_spinner.get_value()
+        settgs.setValue('hud_font_size', hud_fsize)
+
         settgs.setValue(
             'machinist',
             1 if self.ui.general_defaults_form.general_app_set_group.machinist_cb.get_value() else 0

flatcamGUI/preferences/general/GeneralAPPSetGroupUI.py

@@ -257,10 +257,29 @@ class GeneralAPPSetGroupUI(OptionsGroupUI):
         grid0.addWidget(self.textbox_font_size_label, 13, 0)
         grid0.addWidget(self.textbox_font_size_spinner, 13, 1)
 
+        # HUD Font Size
+        self.hud_font_size_label = QtWidgets.QLabel('%s:' % _('HUD'))
+        self.hud_font_size_label.setToolTip(
+            _("This sets the font size for the Heads Up Display.")
+        )
+
+        self.hud_font_size_spinner = FCSpinner()
+        self.hud_font_size_spinner.set_range(8, 40)
+        self.hud_font_size_spinner.setWrapping(True)
+
+        qsettings = QSettings("Open Source", "FlatCAM")
+        if qsettings.contains("hud_font_size"):
+            self.hud_font_size_spinner.set_value(settings.value('hud_font_size', type=int))
+        else:
+            self.hud_font_size_spinner.set_value(8)
+
+        grid0.addWidget(self.hud_font_size_label, 14, 0)
+        grid0.addWidget(self.hud_font_size_spinner, 14, 1)
+
         separator_line = QtWidgets.QFrame()
         separator_line.setFrameShape(QtWidgets.QFrame.HLine)
         separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
-        grid0.addWidget(separator_line, 14, 0, 1, 2)
+        grid0.addWidget(separator_line, 16, 0, 1, 2)
 
         # -----------------------------------------------------------
         # -------------- MOUSE SETTINGS -----------------------------

flatcamGUI/preferences/tools/ToolsNCCPrefGroupUI.py

@@ -227,7 +227,7 @@ class ToolsNCCPrefGroupUI(OptionsGroupUI):
         # ], orientation='vertical', stretch=False)
         self.ncc_method_combo = FCComboBox()
         self.ncc_method_combo.addItems(
-            [_("Standard"), _("Seed"), _("Lines")]
+            [_("Standard"), _("Seed"), _("Lines"), _("Combo")]
         )
 
         grid0.addWidget(methodlabel, 12, 0)