VideoWindow.h

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/*****************************************************************************
 * VideoWindow.h: BeOS video window class prototype
 *****************************************************************************
 * Copyright (C) 1999, 2000, 2001 the VideoLAN team
 * $Id: aaffae5e8d4e08baf150a709e624699a7102eb53 $
 *
 * Authors: Jean-Marc Dressler <polux@via.ecp.fr>
 *          Tony Castley <tcastley@mail.powerup.com.au>
 *          Richard Shepherd <richard@rshepherd.demon.co.uk>
 *          Stephan Aßmus <stippi@yellowbites.com>
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef BEOS_VIDEO_WINDOW_H
#define BEOS_VIDEO_WINDOW_H

#include <View.h>
#include <Window.h>

#define BITMAP  0
#define OVERLAY 1
#define OPENGL  2

typedef struct colorcombo
{
    color_space colspace;
    const char *name;
    uint32_t chroma;
    int planes;
    int pixel_bytes;
} colorcombo;

colorcombo colspace[]=
{
    {B_YCbCr420, "B_YCbCr420", VLC_CODEC_I420, 3, 2},
    {B_YUV422,   "B_YUV422",   VLC_FOURCC('Y','4','2','2'), 3, 2},
    {B_YCbCr422, "B_YCbCr422", VLC_CODEC_YUYV, 3, 2},
    {B_RGB32,    "B_RGB32",    VLC_CODEC_RGB32, 1, 4},
    {B_RGB16,    "B_RGB16",    VLC_CODEC_RGB16, 1, 2}
};

#define COLOR_COUNT 5
#define DEFAULT_COL 3

class VideoSettings
{
 public:
                            VideoSettings( const VideoSettings& clone );
    virtual                    ~VideoSettings();

    static    VideoSettings*    DefaultSettings();

    enum
    {
        SIZE_OTHER            = 0,
        SIZE_50                = 1,
        SIZE_100            = 2,
        SIZE_200            = 3,
    };

            void            SetVideoSize( uint32_t mode );
    inline    uint32_t            VideoSize() const
                                { return fVideoSize; }
    enum
    {
        FLAG_CORRECT_RATIO    = 0x0001,
        FLAG_SYNC_RETRACE    = 0x0002,
        FLAG_ON_TOP_ALL        = 0x0004,
        FLAG_FULL_SCREEN    = 0x0008,
    };

    inline    void            SetFlags( uint32_t flags )
                                { fFlags = flags; }
    inline    void            AddFlags( uint32_t flags )
                                { fFlags |= flags; }
    inline    void            ClearFlags( uint32_t flags )
                                { fFlags &= ~flags; }
    inline    bool            HasFlags( uint32_t flags ) const
                                { return fFlags & flags; }
    inline    uint32_t            Flags() const
                                { return fFlags; }

 private:
                            VideoSettings(); // reserved for default settings

    static    VideoSettings    fDefaultSettings;

            uint32_t            fVideoSize;
            uint32_t            fFlags;
            BMessage*        fSettings;
};


class VLCView : public BView
{
 public:
                            VLCView( BRect bounds, vout_thread_t *p_vout );
    virtual                    ~VLCView();

    virtual    void            AttachedToWindow();
    virtual    void            MouseDown(BPoint where);
    virtual    void            MouseUp(BPoint where);
    virtual    void            MouseMoved(BPoint where, uint32 transit,
                                       const BMessage* dragMessage);
    virtual    void            Pulse();
    virtual    void            Draw(BRect updateRect);

 private:
            vout_thread_t   *p_vout;

            bigtime_t        fLastMouseMovedTime;
            int             fMouseHideTimeout;
            bool            fCursorHidden;
            bool            fCursorInside;
            bool            fIgnoreDoubleClick;
};


class VideoWindow : public BWindow
{
public:
                            VideoWindow(int v_width,
                                        int v_height,
                                        BRect frame,
                                        vout_thread_t *p_vout);
    virtual                    ~VideoWindow();

                            // BWindow
    virtual    void            MessageReceived(BMessage* message);
    virtual    void            Zoom(BPoint origin,
                                 float width, float height);
    virtual    void            FrameResized(float width, float height);
    virtual    void            FrameMoved(BPoint origin);
    virtual    void            ScreenChanged(BRect frame,
                                          color_space mode);
    virtual    void            WindowActivated(bool active);

                            // VideoWindow
            void            drawBuffer(int bufferIndex);

            void            ToggleInterfaceShowing();
            void            SetInterfaceShowing(bool showIt);

            void            SetCorrectAspectRatio(bool doIt);
            bool            CorrectAspectRatio() const;
            void            ToggleFullScreen();
            void            SetFullScreen(bool doIt);
            bool            IsFullScreen() const;
            void            SetOnTop(bool doIt);
            bool            IsOnTop() const;
            void            SetSyncToRetrace(bool doIt);
            bool            IsSyncedToRetrace() const;
    inline    status_t        InitCheck() const
                                { return fInitStatus; }


    // this is the hook controling direct screen connection
    int32_t         i_width;     // aspect corrected bitmap size
    int32_t         i_height;
    BRect           winSize;     // current window size
    BBitmap            *bitmap[3];
//    BBitmap         *overlaybitmap;
    VLCView            *view;
    int             i_buffer;
    volatile bool    teardownwindow;
    thread_id       fDrawThreadID;
    int             mode;
    int             bitmap_count;
    int             colspace_index;

private:
            status_t        _AllocateBuffers(int width,
                                             int height,
                                             int* mode);
            void            _FreeBuffers();
            void            _BlankBitmap(BBitmap* bitmap) const;
            void            _SetVideoSize(uint32_t mode);
            void            _SetToSettings();

    vout_thread_t   *p_vout;

    int32_t            fTrueWidth;     // incomming bitmap size
    int32_t            fTrueHeight;
    window_feel        fCachedFeel;
    bool            fInterfaceShowing;
    status_t        fInitStatus;
    VideoSettings*    fSettings;
};

#endif    // BEOS_VIDEO_WINDOW_H