#/*##########################################################################
# Copyright (C) 2004-2014 V.A. Sole, European Synchrotron Radiation Facility
#
# This file is part of the PyMca X-ray Fluorescence Toolkit developed at
# the ESRF by the Software group.
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# This file is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
#
# Please contact the ESRF industrial unit (industry@esrf.fr) if this license
# is a problem for you.
#
#############################################################################*/
__author__ = "V.A. Sole - ESRF Data Analysis"
__contact__ = "sole@esrf.fr"
__license__ = "LGPL2+"
__copyright__ = "European Synchrotron Radiation Facility, Grenoble, France"
import sys
import Object3DQt as qt
import Scene
import SceneWidget
import SceneCoordinates
import Object3DMovement
import Object3DConfig
from HorizontalSpacer import HorizontalSpacer
from VerticalSpacer import VerticalSpacer
DEBUG = 0
 
class SceneControl(qt.QWidget):
    def __init__(self, parent = None, scene = None):
        qt.QWidget.__init__(self, parent)
        self.setWindowTitle('Scene Control Widget')
        if scene is None:
            self.scene = Scene.Scene(name='Scene')
        else:
            self.scene = scene
 
        self.mainLayout = qt.QHBoxLayout(self)
        self.mainLayout.setContentsMargins(0, 0, 0, 0)
        self.mainLayout.setSpacing(0)
        self.sceneWidget = SceneWidget.SceneWidget(self, scene=self.scene)
        self.selectedObjectControl = Object3DConfig.Object3DConfig(self)
        self.mainTab = self.selectedObjectControl.mainTab
        self.tabScene = qt.QWidget(self.mainTab)
        self.tabScene.mainLayout = qt.QGridLayout(self.tabScene) 
        self.tabScene.mainLayout.setContentsMargins(0, 0, 0, 0)
        self.tabScene.mainLayout.setSpacing(0)
        self.coordinatesWidget = SceneCoordinates.SceneCoordinates(self.tabScene)
        self.coordinatesWidget.observerWidget.hide()
        #self.movementsWidget  = Object3DMovement.Object3DMovement(self.tabScene)
        #self.movementsWidget.anchorWidget.hide()
        self.tabScene.mainLayout.addWidget(self.coordinatesWidget, 0, 0)
        #self.tabScene.mainLayout.addWidget(self.movementsWidget, 1, 0)
        vspacer = VerticalSpacer(self.tabScene) 
        self.tabScene.mainLayout.addWidget(vspacer, 2, 0)
        self.mainTab.addTab(self.tabScene, "SCENE")
        self.mainLayout.addWidget(self.sceneWidget)
        self.mainLayout.addWidget(self.selectedObjectControl)
        configDict = self.scene[self.scene.name()].root[0].getConfiguration()
        self.selectedObjectControl.setConfiguration(configDict)
 
        self.connect(self.sceneWidget,
                     qt.SIGNAL('SceneWidgetSignal'),
                     self._sceneWidgetSignal)
 
        self.connect(self.coordinatesWidget,
                     qt.SIGNAL('SceneCoordinatesSignal'),
                     self._sceneCoordinatesSlot)
        return
        self.connect(self.movementsWidget,
                     qt.SIGNAL('Object3DMovementSignal'),
                     self._movementsSlot)
 
 
    def _sceneWidgetSignal(self, ddict):
        self.emitSignal(ddict['event'], ddict)
 
    def _movementsSlot(self, ddict):
        self.emitSignal(ddict['event'], ddict)
 
    def _sceneCoordinatesSlot(self, ddict):
        event = ddict['event']
        if event == 'SceneAxesVectorsChanged':
            self.scene.setAxesVectors(ddict['u'],
                                      ddict['v'],
                                      ddict['w'],
                                      use=ddict['uvw'])
        if 1:
            objectList = self.scene.tree.getList()
            xmin, ymin, zmin, xmax, ymax, zmax = self.scene.getLimits()
            self.scene.setAutoScale(ddict['autoscale'])
            if ddict['autoscale']:
                ddict['xmin'] = xmin
                ddict['ymin'] = ymin
                ddict['zmin'] = zmin
                ddict['xmax'] = xmax
                ddict['ymax'] = ymax
                ddict['zmax'] = zmax
                self.coordinatesWidget.setParameters(ddict)
            else:
                xmin = ddict['xmin']
                ymin = ddict['ymin']
                zmin = ddict['zmin']
                xmax = ddict['xmax']
                ymax = ddict['ymax']
                zmax = ddict['zmax']
            self.scene.setLimits([xmin, ymin, zmin, xmax, ymax, zmax])
            if ddict['autolocate']:
                diagonal2 = pow((xmax - xmin), 2) + pow((ymax - ymin), 2) + pow((zmax - zmin), 2)
                position = [xmin + diagonal2,
                            ymin + diagonal2,
                            zmin + diagonal2]
                ddict['observer'] = position
                self.coordinatesWidget.setParameters(ddict)                        
        self.emitSignal(ddict['event'], ddict)
 
    def emitSignal(self, event=None, ddict = None):
        if DEBUG:
            print "SceneControl emit signal ", ddict
        if ddict is None:
            ddict = {}
        if event is not None:
            ddict['event'] = event
        qt.QObject.emit(self,
                        qt.SIGNAL('SceneControlSignal'),
                        ddict)
 
    def updateView(self):
        self.sceneWidget.updateView()
        xmin, ymin, zmin, xmax, ymax, zmax = self.scene.getLimits()
        autoscale = self.scene.getAutoScale()
        ddict = {}
        ddict['autoscale'] = autoscale
        ddict['xmin'] = xmin
        ddict['ymin'] = ymin
        ddict['zmin'] = zmin
        ddict['xmax'] = xmax
        ddict['ymax'] = ymax
        ddict['zmax'] = zmax
        self.coordinatesWidget.setParameters(ddict)
 
if __name__ == "__main__":
    import Object3DBase
    app = qt.QApplication([])
    w = SceneControl()
    def slot(ddict):
        print " ddict = ", ddict
        objectList = w.scene.tree.getList()
        selected = []
        for item in objectList:
            if hasattr(item, 'name'):
                if hasattr(item, 'selected'):
                    if item.selected():
                        selected.append(item.name())
        print selected
    qt.QObject.connect(app, qt.SIGNAL("lastWindowClosed()"),
                       app, qt.SLOT("quit()"))
    qt.QObject.connect(w, qt.SIGNAL("SceneControlSignal"),
                       slot)
    o0 = Object3DBase.Object3D("DummyObject0")
    o0.setLimits(-100, -200, -300, 100, 200, 300)
    o1 = Object3DBase.Object3D("DummyObject1")
    o01 = Object3DBase.Object3D("DummyObject01")
    w.scene.addObject(o0)
    w.scene.addObject(o1)
    w.scene.addObject(o01)
    w.show()
    w.updateView()
    app.exec_()