diff --git a/Modules/QmitkExt/QmitkTransferFunctionGeneratorWidget.ui b/Modules/QmitkExt/QmitkTransferFunctionGeneratorWidget.ui
index ac793cfc1b..a71c38d19d 100644
--- a/Modules/QmitkExt/QmitkTransferFunctionGeneratorWidget.ui
+++ b/Modules/QmitkExt/QmitkTransferFunctionGeneratorWidget.ui
@@ -1,422 +1,416 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>QmitkTransferFunctionGeneratorWidget</class>
  <widget class="QWidget" name="QmitkTransferFunctionGeneratorWidget">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>349</width>
     <height>316</height>
    </rect>
   </property>
   <property name="sizePolicy">
    <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
     <horstretch>1</horstretch>
     <verstretch>1</verstretch>
    </sizepolicy>
   </property>
   <property name="maximumSize">
    <size>
     <width>16777215</width>
     <height>16777215</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
   <layout class="QHBoxLayout" name="horizontalLayout_4">
    <property name="margin">
     <number>0</number>
    </property>
    <item>
     <widget class="QTabWidget" name="tabWidget">
      <property name="sizePolicy">
       <sizepolicy hsizetype="MinimumExpanding" vsizetype="Maximum">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
      </property>
      <property name="minimumSize">
       <size>
        <width>0</width>
        <height>0</height>
       </size>
      </property>
      <property name="maximumSize">
       <size>
        <width>16777215</width>
        <height>120</height>
       </size>
      </property>
      <property name="toolTip">
       <string/>
      </property>
      <property name="currentIndex">
       <number>0</number>
      </property>
      <widget class="QWidget" name="m_PresetTab">
       <property name="sizePolicy">
        <sizepolicy hsizetype="Expanding" vsizetype="Maximum">
         <horstretch>0</horstretch>
         <verstretch>0</verstretch>
        </sizepolicy>
       </property>
       <attribute name="title">
        <string>Presets</string>
       </attribute>
       <attribute name="toolTip">
        <string notr="true">Apply internal MITK transferfunction presets.
 Or save and load your own created transferfunctions in a folder in XML format.</string>
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_3">
        <item>
         <spacer name="verticalSpacer">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
          </property>
          <property name="sizeHint" stdset="0">
           <size>
            <width>20</width>
            <height>0</height>
           </size>
          </property>
         </spacer>
        </item>
        <item>
         <widget class="QComboBox" name="m_TransferFunctionComboBox">
          <property name="enabled">
           <bool>true</bool>
          </property>
          <property name="sizePolicy">
           <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>0</width>
            <height>0</height>
           </size>
          </property>
          <property name="toolTip">
           <string>Choose one of generic MITK internal presets to apply on standard CT data or MR data.</string>
          </property>
          <property name="statusTip">
           <string>Load a MITK internal preset</string>
          </property>
          <property name="currentIndex">
           <number>-1</number>
          </property>
          <property name="iconSize">
           <size>
            <width>16</width>
            <height>16</height>
           </size>
          </property>
          <property name="duplicatesEnabled">
           <bool>false</bool>
          </property>
          <property name="frame">
           <bool>true</bool>
          </property>
         </widget>
        </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_3">
          <item>
           <widget class="QLabel" name="m_InfoPreset">
            <property name="sizePolicy">
             <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
              <horstretch>0</horstretch>
              <verstretch>1</verstretch>
             </sizepolicy>
            </property>
            <property name="minimumSize">
             <size>
              <width>0</width>
              <height>0</height>
             </size>
            </property>
            <property name="maximumSize">
             <size>
              <width>16777215</width>
              <height>25</height>
             </size>
            </property>
            <property name="text">
             <string/>
            </property>
            <property name="textFormat">
             <enum>Qt::AutoText</enum>
            </property>
            <property name="alignment">
             <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
            </property>
            <property name="wordWrap">
             <bool>true</bool>
            </property>
            <property name="indent">
             <number>0</number>
            </property>
           </widget>
          </item>
          <item>
           <widget class="QPushButton" name="m_LoadPreset">
            <property name="sizePolicy">
             <sizepolicy hsizetype="Maximum" vsizetype="Minimum">
              <horstretch>0</horstretch>
              <verstretch>0</verstretch>
             </sizepolicy>
            </property>
            <property name="maximumSize">
             <size>
              <width>64</width>
              <height>16777215</height>
             </size>
            </property>
            <property name="toolTip">
             <string>Load a transferfunction in xml-format from the filesystem.
 The load includes all transferfunctions: grayvalue, color and gradient.</string>
            </property>
            <property name="text">
             <string>Load</string>
            </property>
           </widget>
          </item>
          <item>
           <widget class="QPushButton" name="m_SavePreset">
            <property name="sizePolicy">
             <sizepolicy hsizetype="Maximum" vsizetype="Minimum">
              <horstretch>0</horstretch>
              <verstretch>0</verstretch>
             </sizepolicy>
            </property>
            <property name="maximumSize">
             <size>
              <width>64</width>
              <height>16777215</height>
             </size>
            </property>
            <property name="toolTip">
             <string>Save a transferfunction in xml-format in the filesystem.
 The save includes all transferfunctions: grayvalue, color and gradient.</string>
            </property>
            <property name="text">
             <string>Save</string>
            </property>
           </widget>
          </item>
         </layout>
        </item>
       </layout>
      </widget>
      <widget class="QWidget" name="m_ThresholdTab">
       <property name="sizePolicy">
        <sizepolicy hsizetype="Expanding" vsizetype="Maximum">
         <horstretch>0</horstretch>
         <verstretch>0</verstretch>
        </sizepolicy>
       </property>
       <attribute name="title">
        <string>Threshold</string>
       </attribute>
       <attribute name="toolTip">
-       <string>Generate a threshold transfer function interactively.
-Click on the cross and move the mouse.
-With a vertical move the function will be steeper or flatter.
-With a horizontal move the center of the function left or right.</string>
+       <string>Generate a threshold transfer function interactively.</string>
       </attribute>
       <layout class="QHBoxLayout" name="horizontalLayout">
        <item>
         <widget class="QmitkCrossWidget" name="m_CrossThreshold">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>0</width>
            <height>0</height>
           </size>
          </property>
          <property name="maximumSize">
           <size>
            <width>48</width>
            <height>48</height>
           </size>
          </property>
          <property name="toolTip">
           <string>Click and hold left mouse button on the cross.
 Move the mouse to the top and the function will be flatter.
 Move the mouse to the  bottom and the function will be steeper.
 Move the mouse to the left and the function moves to the left.
 Move the mouse to the right and the function moves to the right. </string>
          </property>
          <property name="layoutDirection">
           <enum>Qt::LeftToRight</enum>
          </property>
          <property name="text">
           <string/>
          </property>
          <property name="pixmap">
           <pixmap resource="resources/QmitkResources.qrc">:/qmitk/cross.png</pixmap>
          </property>
          <property name="scaledContents">
           <bool>true</bool>
          </property>
          <property name="alignment">
           <set>Qt::AlignCenter</set>
          </property>
          <property name="indent">
           <number>-1</number>
          </property>
          <property name="textInteractionFlags">
           <set>Qt::NoTextInteraction</set>
          </property>
         </widget>
        </item>
        <item>
         <widget class="QLabel" name="m_InfoThreshold">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>0</width>
            <height>0</height>
           </size>
          </property>
          <property name="font">
           <font>
            <pointsize>7</pointsize>
           </font>
          </property>
          <property name="text">
           <string>Click and hold left mouse button on the cross to interactively generate a threshold transferfunction</string>
          </property>
          <property name="alignment">
           <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
          </property>
          <property name="wordWrap">
           <bool>true</bool>
          </property>
         </widget>
        </item>
       </layout>
      </widget>
      <widget class="QWidget" name="m_BellTab">
       <property name="sizePolicy">
        <sizepolicy hsizetype="Expanding" vsizetype="Maximum">
         <horstretch>0</horstretch>
         <verstretch>0</verstretch>
        </sizepolicy>
       </property>
       <attribute name="title">
        <string>Bell</string>
       </attribute>
       <attribute name="toolTip">
-       <string>Generate a bell transfer function interactively.
-Click on the cross and move the mouse.
-With a vertical move the bell will be narrower or wider.
-With a horizontal move the center of the bell moves to the left or right.</string>
+       <string>Generate a bell transfer function interactively.</string>
       </attribute>
       <layout class="QHBoxLayout" name="horizontalLayout_2">
        <item>
         <widget class="QmitkCrossWidget" name="m_CrossLevelWindow">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>0</width>
            <height>0</height>
           </size>
          </property>
          <property name="maximumSize">
           <size>
            <width>48</width>
            <height>48</height>
           </size>
          </property>
          <property name="toolTip">
           <string>Click and hold left mouse button on the cross.
 Move the mouse to the top and the bell will be wider.
 Move the mouse to the  bottom and the bell will be flattened.
 Move the mouse to the left and the center of the bell moves to the left.
 Move the mouse to the  right and the center of the bell moves to the right.</string>
          </property>
          <property name="text">
           <string/>
          </property>
          <property name="pixmap">
           <pixmap resource="resources/QmitkResources.qrc">:/qmitk/cross.png</pixmap>
          </property>
          <property name="scaledContents">
           <bool>true</bool>
          </property>
          <property name="alignment">
           <set>Qt::AlignCenter</set>
          </property>
          <property name="textInteractionFlags">
           <set>Qt::NoTextInteraction</set>
          </property>
         </widget>
        </item>
        <item>
         <widget class="QLabel" name="m_InfoLevelWindow">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Expanding" vsizetype="Minimum">
            <horstretch>0</horstretch>
            <verstretch>0</verstretch>
           </sizepolicy>
          </property>
          <property name="minimumSize">
           <size>
            <width>0</width>
            <height>0</height>
           </size>
          </property>
          <property name="font">
           <font>
            <pointsize>7</pointsize>
           </font>
          </property>
          <property name="text">
           <string>Click and hold left mouse button on the cross to interactively generate a bell transferfunction</string>
          </property>
          <property name="alignment">
           <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
          </property>
          <property name="wordWrap">
           <bool>true</bool>
          </property>
         </widget>
        </item>
       </layout>
      </widget>
     </widget>
    </item>
   </layout>
  </widget>
  <customwidgets>
   <customwidget>
    <class>QmitkCrossWidget</class>
    <extends>QLabel</extends>
    <header location="global">QmitkCrossWidget.h</header>
   </customwidget>
  </customwidgets>
  <resources>
   <include location="resources/QmitkResources.qrc"/>
  </resources>
  <connections/>
 </ui>
diff --git a/Modules/QmitkExt/QmitkTransferFunctionWidget.ui b/Modules/QmitkExt/QmitkTransferFunctionWidget.ui
index dc252e2c8a..91690816dc 100755
--- a/Modules/QmitkExt/QmitkTransferFunctionWidget.ui
+++ b/Modules/QmitkExt/QmitkTransferFunctionWidget.ui
@@ -1,482 +1,521 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>QmitkTransferFunctionWidget</class>
  <widget class="QWidget" name="QmitkTransferFunctionWidget">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>300</width>
     <height>542</height>
    </rect>
   </property>
   <property name="sizePolicy">
    <sizepolicy hsizetype="Expanding" vsizetype="MinimumExpanding">
     <horstretch>1</horstretch>
     <verstretch>1</verstretch>
    </sizepolicy>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="margin">
     <number>0</number>
    </property>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>
       <widget class="QmitkFloatingPointSpanSlider" name="m_RangeSlider">
        <property name="toolTip">
-        <string>modify actual seen window by dragging left and right slider. </string>
+        <string>Change transfer function window range.</string>
        </property>
        <property name="orientation">
         <enum>Qt::Horizontal</enum>
        </property>
       </widget>
      </item>
      <item>
       <widget class="QPushButton" name="m_RangeSliderReset">
        <property name="sizePolicy">
         <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
          <horstretch>0</horstretch>
          <verstretch>0</verstretch>
         </sizepolicy>
        </property>
        <property name="maximumSize">
         <size>
          <width>48</width>
          <height>16777215</height>
         </size>
        </property>
        <property name="toolTip">
         <string>Resets range to histogram minimum and maximum.</string>
        </property>
        <property name="text">
         <string>Reset</string>
        </property>
       </widget>
      </item>
     </layout>
    </item>
    <item>
     <widget class="QWidget" name="m_ScalarOpacityWidget" native="true">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
        <horstretch>0</horstretch>
        <verstretch>3</verstretch>
       </sizepolicy>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_2">
       <property name="margin">
        <number>0</number>
       </property>
       <item>
        <widget class="QmitkPiecewiseFunctionCanvas" name="m_ScalarOpacityFunctionCanvas" native="true">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
           <horstretch>0</horstretch>
           <verstretch>1</verstretch>
          </sizepolicy>
         </property>
         <property name="minimumSize">
          <size>
           <width>0</width>
           <height>64</height>
          </size>
         </property>
         <property name="font">
          <font/>
         </property>
         <property name="toolTip">
          <string>Left-click to select a point or add a new point.
- Hold left mouse button to move selected point.
+Hold left mouse button to move selected point.
 Click right mouse button to delete a point.</string>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QHBoxLayout">
         <item>
          <widget class="QLineEdit" name="m_XEditScalarOpacity">
           <property name="enabled">
            <bool>true</bool>
           </property>
           <property name="sizePolicy">
            <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="minimumSize">
            <size>
             <width>48</width>
             <height>0</height>
            </size>
           </property>
           <property name="maximumSize">
            <size>
             <width>48</width>
             <height>16777215</height>
            </size>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string/>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLabel" name="m_textLabelX">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Minimum" vsizetype="Preferred">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="font">
            <font/>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string>Grayvalue</string>
           </property>
           <property name="wordWrap">
            <bool>false</bool>
           </property>
          </widget>
         </item>
+        <item>
+         <spacer name="horizontalSpacer_2">
+          <property name="orientation">
+           <enum>Qt::Horizontal</enum>
+          </property>
+          <property name="sizeHint" stdset="0">
+           <size>
+            <width>40</width>
+            <height>20</height>
+           </size>
+          </property>
+         </spacer>
+        </item>
         <item>
          <widget class="QLabel" name="m_textLabelY">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Minimum" vsizetype="Preferred">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="font">
            <font/>
           </property>
           <property name="toolTip">
            <string>Edit y-coordinate (opacity) of currently selected point.</string>
           </property>
           <property name="text">
            <string>Opacity</string>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
           <property name="wordWrap">
            <bool>false</bool>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLineEdit" name="m_YEditScalarOpacity">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="minimumSize">
            <size>
             <width>48</width>
             <height>0</height>
            </size>
           </property>
           <property name="maximumSize">
            <size>
             <width>48</width>
             <height>16777215</height>
            </size>
           </property>
           <property name="toolTip">
            <string>Edit y-coordinate (opacity) of currently selected point.</string>
           </property>
           <property name="text">
            <string/>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
          </widget>
         </item>
        </layout>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QWidget" name="m_ColorWidget" native="true">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_3">
       <property name="margin">
        <number>0</number>
       </property>
       <item>
        <widget class="QmitkColorTransferFunctionCanvas" name="m_ColorTransferFunctionCanvas" native="true">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
           <horstretch>0</horstretch>
           <verstretch>1</verstretch>
          </sizepolicy>
         </property>
         <property name="minimumSize">
          <size>
           <width>0</width>
           <height>48</height>
          </size>
         </property>
         <property name="font">
          <font/>
         </property>
         <property name="toolTip">
          <string>Left-click to select a point or add a new point.
- Hold left mouse button to move selected point.
+Hold left mouse button to move selected point.
 Click right mouse button to delete a point.
 Double-click left mouse button to change color of a point.</string>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QHBoxLayout">
         <item>
          <widget class="QLineEdit" name="m_XEditColor">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="minimumSize">
            <size>
             <width>48</width>
             <height>0</height>
            </size>
           </property>
           <property name="maximumSize">
            <size>
             <width>48</width>
             <height>16777215</height>
            </size>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string/>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLabel" name="m_textLabelX_3">
           <property name="font">
            <font/>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string>Grayvalue</string>
           </property>
           <property name="wordWrap">
            <bool>false</bool>
           </property>
          </widget>
         </item>
+        <item>
+         <spacer name="horizontalSpacer_4">
+          <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>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QWidget" name="m_GradientOpacityWidget" native="true">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
        <horstretch>0</horstretch>
        <verstretch>2</verstretch>
       </sizepolicy>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_4">
       <property name="margin">
        <number>0</number>
       </property>
       <item>
        <widget class="QmitkPiecewiseFunctionCanvas" name="m_GradientOpacityCanvas" native="true">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
           <horstretch>0</horstretch>
           <verstretch>1</verstretch>
          </sizepolicy>
         </property>
         <property name="minimumSize">
          <size>
           <width>0</width>
           <height>64</height>
          </size>
         </property>
         <property name="font">
          <font/>
         </property>
         <property name="toolTip">
          <string>Left-click to select a point or add a new point.
- Hold left mouse button to move selected point.
+Hold left mouse button to move selected point.
 Click right mouse button to delete a point.</string>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QHBoxLayout">
         <item>
          <widget class="QLineEdit" name="m_XEditGradientOpacity">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="minimumSize">
            <size>
             <width>48</width>
             <height>0</height>
            </size>
           </property>
           <property name="maximumSize">
            <size>
             <width>48</width>
             <height>16777215</height>
            </size>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string/>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLabel" name="m_textLabelX_2">
           <property name="font">
            <font/>
           </property>
           <property name="toolTip">
            <string>Edit x-coordinate (grayvalue) of currently selected point.</string>
           </property>
           <property name="text">
            <string>Grayvalue</string>
           </property>
           <property name="wordWrap">
            <bool>false</bool>
           </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>
         <item>
          <widget class="QLabel" name="m_textLabelY_2">
           <property name="font">
            <font/>
           </property>
           <property name="toolTip">
            <string>Edit y-coordinate (opacity) of currently selected point.</string>
           </property>
           <property name="text">
            <string>Opacity</string>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
           <property name="wordWrap">
            <bool>false</bool>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLineEdit" name="m_YEditGradientOpacity">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Maximum" vsizetype="Maximum">
             <horstretch>0</horstretch>
             <verstretch>0</verstretch>
            </sizepolicy>
           </property>
           <property name="minimumSize">
            <size>
             <width>48</width>
             <height>0</height>
            </size>
           </property>
           <property name="maximumSize">
            <size>
             <width>48</width>
             <height>16777215</height>
            </size>
           </property>
           <property name="toolTip">
            <string>Edit y-coordinate (opacity) of currently selected point.</string>
           </property>
           <property name="text">
            <string/>
           </property>
           <property name="alignment">
            <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
           </property>
          </widget>
         </item>
        </layout>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <spacer name="verticalSpacer">
      <property name="orientation">
       <enum>Qt::Vertical</enum>
      </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>20</width>
        <height>0</height>
       </size>
      </property>
     </spacer>
    </item>
   </layout>
  </widget>
  <customwidgets>
   <customwidget>
    <class>QmitkPiecewiseFunctionCanvas</class>
    <extends>QWidget</extends>
    <header>QmitkPiecewiseFunctionCanvas.h</header>
   </customwidget>
   <customwidget>
    <class>QmitkColorTransferFunctionCanvas</class>
    <extends>QWidget</extends>
    <header>QmitkColorTransferFunctionCanvas.h</header>
   </customwidget>
   <customwidget>
    <class>QmitkFloatingPointSpanSlider</class>
    <extends>QSlider</extends>
    <header location="global">QmitkFloatingPointSpanSlider.h</header>
   </customwidget>
  </customwidgets>
  <resources/>
  <connections/>
 </ui>