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# Source code for camelot.view.controls.delegates.stardelegate

    #  ============================================================================
    #
    #  Copyright (C) 2007-2011 Conceptive Engineering bvba. All rights reserved.
    #  www.conceptive.be / project-camelot@conceptive.be
    #
    #  This file is part of the Camelot Library.
    #
    #  This file may be used under the terms of the GNU General Public
    #  License version 2.0 as published by the Free Software Foundation
    #  and appearing in the file license.txt included in the packaging of
    #  this file.  Please review this information to ensure GNU
    #  General Public Licensing requirements will be met.
    #
    #  If you are unsure which license is appropriate for your use, please
    #  visit www.python-camelot.com or contact project-camelot@conceptive.be
    #
    #  This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    #  WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    #
    #  For use of this library in commercial applications, please contact
    #  project-camelot@conceptive.be
    #
    #  ============================================================================
    from PyQt4 import QtGui, QtCore
    from PyQt4.QtCore import Qt

    from camelot.core.utils import variant_to_pyobject
    from customdelegate import CustomDelegate, DocumentationMetaclass
    from camelot.view.controls import editors
    from camelot.view.art import Icon

    class StarDelegate(CustomDelegate):
        """Delegate for integer values from (1 to 5)(Rating Delegate)

      """

        __metaclass__ = DocumentationMetaclass

        editor = editors.StarEditor

        def __init__(self, parent=None, editable=True, maximum=5, **kwargs):
            CustomDelegate.__init__(self,
                                    parent=parent,
                                    editable=editable,
                                    maximum=maximum,
                                    **kwargs)
            self.maximum = maximum

        def paint(self, painter, option, index):
            painter.save()
            self.drawBackground(painter, option, index)
            stars = variant_to_pyobject( index.model().data(index, Qt.EditRole) )

            background_color = QtGui.QColor(index.model().data(index, Qt.BackgroundRole))

            rect = option.rect
            rect = QtCore.QRect(rect.left()+3, rect.top()+6, rect.width()-5, rect.height())

            if( option.state & QtGui.QStyle.State_Selected ):
                painter.fillRect(option.rect, option.palette.highlight())
            else:
                if not self.editable:
                    painter.fillRect(option.rect, option.palette.window())
                else:
                    painter.fillRect(option.rect, background_color)

            for i in range(5):
                if i+1<=stars:
                    icon = Icon('tango/16x16/status/weather-clear.png').getQPixmap()
                    QtGui.QApplication.style().drawItemPixmap(painter, rect, 1, icon)
                    rect = QtCore.QRect(rect.left()+20, rect.top(), rect.width(), rect.height())
            painter.restore()

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