image_create.h

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/*
 * image_create.h -- RGB24 image create
 * Copyright (C) 2002 Charles Yates <charles.yates@pandora.be>
 * Copyright (C) 2002-2007 Dan Dennedy <dan@dennedy.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef _IMAGE_CREATE_H_
#define _IMAGE_CREATE_H_

// C++ Includes

#include <vector>
using std::vector;

// C Includes

#include <stdint.h>
#include <gtk/gtk.h>

class ImageCreate 
{
    public:
        virtual ~ImageCreate() {}
        virtual char *GetDescription( ) const = 0;
        virtual void CreatePAL( bool is_pal ) { }
        virtual void CreateFrame( uint8_t *pixels, int width, int height, double position, double frame_delta ) = 0;
        virtual int GetNumberOfFrames( ) = 0;
        virtual bool IsUsable( ) { return true; }
};

class GDKImageCreate : public ImageCreate
{
    public:
        virtual ~GDKImageCreate() {}
        virtual void AttachWidgets( GtkBin *bin ) { }
        virtual void DetachWidgets( GtkBin *bin ) { }
        virtual void InterpretWidgets( GtkBin *bin ) { }
};

class GDKAudioImport : public GDKImageCreate
{
    public:
        virtual ~GDKAudioImport() {}
        virtual void CreateAudio( int16_t **buffer, short int *channels, int *frequency, int *samples ) = 0;
};

class GDKImageCreateAdapter : public GDKImageCreate
{
    private:
        ImageCreate *creator;

    public:
        GDKImageCreateAdapter( ImageCreate *creator ) { this->creator = creator; }
        virtual ~GDKImageCreateAdapter( ) { delete creator; }
        void AttachWidgets( GtkBin *bin ) { }
        void DetachWidgets( GtkBin *bin ) { }
        void InterpretWidgets( GtkBin *bin ) { }
        char *GetDescription( ) const { return this->creator->GetDescription( ); }
        void CreateFrame( uint8_t *pixels, int width, int height, double position, double frame_delta ) 
        { 
            return this->creator->CreateFrame( pixels, width, height, position, frame_delta ); 
        }
};

class GDKImageCreateRepository
{
    private:
        vector <GDKImageCreate *> creators;
        GDKImageCreate *selected_creator;
        GtkOptionMenu *menu;
        GtkBin *container;
    public:
        GDKImageCreateRepository();
        ~GDKImageCreateRepository();
        void Register( GDKImageCreate *creator );
        void Initialise( GtkOptionMenu *menu, GtkBin *container );
        GDKImageCreate *Get( ) const;
        void SelectionChange( );
};

#endif

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