/*
 * Copyright (c) 2004-2007 Marcus Overhagen <marcus@overhagen.de>
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without restriction, 
 * including without limitation the rights to use, copy, modify, 
 * merge, publish, distribute, sublicense, and/or sell copies of 
 * the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be 
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 
 * OTHER DEALINGS IN THE SOFTWARE.
 */
#ifndef __CONTROLLER_H
#define __CONTROLLER_H


#include <Entry.h>
#include <MediaDefs.h>
#include <MediaNode.h>

class BDiscreteParameter;
class BParameterWeb;
class VideoView;
class VideoNode;

class Controller {
public:
                                                        Controller();
        virtual                                 ~Controller();

        void                                    SetVideoView(VideoView *view);
        void                                    SetVideoNode(VideoNode *node);
        
        void                                    DisconnectInterface();
        status_t                                ConnectInterface(int i);
        
        bool                                    IsInterfaceAvailable(int i);
        int                                             CurrentInterface();
        
        int                                             ChannelCount();
        int                                             CurrentChannel();
        status_t                                SelectChannel(int i);
        const char *                    ChannelName(int i);
        
        void                                    VolumeUp();
        void                                    VolumeDown();

private:
        status_t                                ConnectNodes();
        status_t                                DisconnectNodes();

private:
        int                                             fCurrentInterface;
        int                                             fCurrentChannel;
        VideoView *                             fVideoView;
        VideoNode *                             fVideoNode;
        BParameterWeb *                 fWeb;
        BDiscreteParameter *    fChannelParam;
        bool                                    fConnected;
        media_input                             fInput;
        media_output                    fOutput;
};

#endif  // __CONTROLLER_H