diff -r 764381756899 -r 62373840e33a src/ui/multiplyfactordialog.ui
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ui/multiplyfactordialog.ui	Tue Mar 17 23:13:29 2020 +0200
@@ -0,0 +1,103 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MultiplyFactorDialog</class>
+ <widget class="QDialog" name="MultiplyFactorDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>436</width>
+    <height>128</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Multiply with a scalar</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout" stretch="0,1">
+     <item>
+      <layout class="QFormLayout" name="formLayout">
+       <item row="0" column="0">
+        <widget class="QLabel" name="label">
+         <property name="text">
+          <string>Factor:</string>
+         </property>
+        </widget>
+       </item>
+       <item row="0" column="1">
+        <widget class="DoubleSpinBox" name="factor"/>
+       </item>
+       <item row="1" column="1">
+        <widget class="QCheckBox" name="invert">
+         <property name="text">
+          <string>Invert</string>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <widget class="QGroupBox" name="previewGroupBox">
+       <property name="title">
+        <string>Preview</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>DoubleSpinBox</class>
+   <extends>QDoubleSpinBox</extends>
+   <header>widgets/doublespinbox.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>MultiplyFactorDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>MultiplyFactorDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>