REFAC: Update GUI tooltip and position of zoom level

Modules/Visualization/MonteverdiGui/src/mvdProjectionBarWidget.cxx

@@ -37,7 +37,7 @@ ProjectionBarWidget::~ProjectionBarWidget()
   m_UI = NULL;
 }
 
-void ProjectionBarWidget::SetProjectionScale(double scale_x, double scale_y)
+void ProjectionBarWidget::SetProjectionScale(double scale_x, double )
 {
   QString text = "1:1";
 

Modules/Visualization/MonteverdiGui/src/mvdProjectionBarWidget.ui

@@ -42,7 +42,7 @@
    <item>
     <widget class="QLineEdit" name="projectionScaleLineEdit">
      <property name="sizePolicy">
-      <sizepolicy hsizetype="MinimumExpanding" vsizetype="MinimumExpanding">
+      <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
@@ -53,6 +53,9 @@
        <height>20</height>
       </size>
      </property>
+     <property name="toolTip">
+      <string>Current zoom-level of view, relative to reference layer (projection and spacing).</string>
+     </property>
      <property name="locale">
       <locale language="C" country="AnyCountry"/>
      </property>
@@ -67,6 +70,19 @@
      </property>
     </widget>
    </item>
+   <item>
+    <spacer name="horizontalSpacer">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>40</width>
+       <height>20</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
   </layout>
  </widget>
  <resources/>