def __init__(self, model, parent=None):
        super(HistoAnalysisEditorView, self).__init__(model, parent)
        self._view = VectorExtendedView(self.ui.view_hook)
        self._view.set_bgcolor(self.bg_color)
        self._observed_parameters = [
            IntraAnalysisParameterNames.HISTO_ANALYSIS,
            IntraAnalysisParameterNames.CORRECTED_MRI]
        self.set_title(" 3b ) Histogram edition")
        self.set_tooltip("""<p>Histogram analysis edition</p>
<p>Histogram curve in blue, it should contain two peaks: one (green analysis) for grey matter, one (red analysis) for white matter.</p>""")
        self.resize(800, 500)
class HistoAnalysisEditorView(ViewportView):

    frame_style_sheet = ViewportView.frame_style_sheet + '''
        QPushButton {
            color: white;
            background-color: #606060;
        }
        QPushButton:hover {
            background-color: #808080;
        }
        QToolButton {
            color: white;
            background-color: black;
        }
        QToolButton:checked {
            color: white;
            background-color: #606060;
        }
        QToolButton:hover {
            color: white;
            background-color: #808080;
        }
        QToolBar {
            color: #808080;
            background: black;
        }
        QMenu {
            color: white;
            background-color: #606060;
        }
        QMenu::item:selected {
            color: white;
            background-color: #909090;
        }
        QMenuBar {
            color: white;
            background-color: #404040;
        }
        QMenuBar::item {
            border-radius: 2px;
            border-width: 2px;
            border-color: black;
            spacing: 3px;
            padding: 1px 4px;
            background: transparent;
        }
        QMenuBar::item:selected {
            background: #808080;
            border-radius: 2px;
            border-color: black;
        }
        QLineEdit {
            background-color: #909090;
        }
        QStatusBar {
            color: #a0a0a0;
        }
    '''

    def __init__(self, model, parent=None):
        super(HistoAnalysisEditorView, self).__init__(model, parent)
        self._view = VectorExtendedView(self.ui.view_hook)
        self._view.set_bgcolor(self.bg_color)
        self._observed_parameters = [
            IntraAnalysisParameterNames.HISTO_ANALYSIS,
            IntraAnalysisParameterNames.CORRECTED_MRI]
        self.set_title(" 3b ) Histogram edition")
        self.set_tooltip("""<p>Histogram analysis edition</p>
<p>Histogram curve in blue, it should contain two peaks: one (green analysis) for grey matter, one (red analysis) for white matter.</p>""")
        self.resize(800, 500)

    def _friend_visit(self, vector_graphic):
        self._backend.add_object_in_editor(vector_graphic._friend_backend_object, self._backend_view)