void osd_MenuHide( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_MenuHide failed" );
return;
}
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "menu off" );
#endif
osd_UpdateState( p_osd->p_state,
p_osd->p_state->i_x, p_osd->p_state->i_y,
0, 0, NULL );
osd_SetMenuUpdate( p_osd, true );
vlc_mutex_unlock( p_lock );
}
void osd_MenuActivate( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
osd_button_t *p_button = NULL;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL || !osd_isVisible( p_osd ) )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_MenuActivate failed" );
return;
}
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "select" );
#endif
p_button = p_osd->p_state->p_visible;
/*
* Is there a menu item above or below? If so, then select it.
*/
if( p_button && p_button->p_up )
{
vlc_mutex_unlock( p_lock );
osd_MenuUp( p_this ); /* "menu select" means go to menu item above. */
return;
}
if( p_button && p_button->p_down )
{
vlc_mutex_unlock( p_lock );
osd_MenuDown( p_this ); /* "menu select" means go to menu item below. */
return;
}
if( p_button && !p_button->b_range )
{
p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_PRESSED );
osd_UpdateState( p_osd->p_state,
p_button->i_x, p_button->i_y,
p_osd->p_state->p_visible->p_current_state->i_width,
p_osd->p_state->p_visible->p_current_state->i_height,
p_button->p_current_state->p_pic );
osd_SetMenuUpdate( p_osd, true );
osd_SetMenuVisible( p_osd, true );
osd_SetKeyPressed( VLC_OBJECT(p_osd->p_libvlc),
var_InheritInteger( p_osd, p_button->psz_action ) );
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "select (%d, %s)",
var_InheritInteger( p_osd, p_button->psz_action ),
p_button->psz_action );
#endif
}
vlc_mutex_unlock( p_lock );
}
void osd_MenuNext( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
osd_button_t *p_button = NULL;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL || !osd_isVisible( p_osd ) )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_MenuNext failed" );
return;
}
p_button = p_osd->p_state->p_visible;
if( p_button )
{
if( !p_button->b_range )
p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_UNSELECT );
if( p_button->p_next )
p_osd->p_state->p_visible = p_button->p_next;
else
p_osd->p_state->p_visible = p_osd->p_button;
if( !p_osd->p_state->p_visible->b_range )
p_osd->p_state->p_visible->p_current_state =
osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
osd_UpdateState( p_osd->p_state,
p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
p_osd->p_state->p_visible->p_current_state->i_width,
p_osd->p_state->p_visible->p_current_state->i_height,
p_osd->p_state->p_visible->p_current_state->p_pic );
osd_SetMenuUpdate( p_osd, true );
}
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "direction right [button %s]", p_osd->p_state->p_visible->psz_action );
#endif
vlc_mutex_unlock( p_lock );
}
/**
* Display current audio volume bitmap
*
* The OSD Menu audio volume bar is updated to reflect the new audio volume. Call this function
* when the audio volume is updated outside the OSD menu command "menu up", "menu down" or "menu select".
*/
void osd_Volume( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
osd_button_t *p_button = NULL;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
int i_volume = 0;
int i_steps = 0;
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "OSD menu volume update failed" );
return;
}
if( p_osd->p_state && p_osd->p_state->p_volume )
{
p_button = p_osd->p_state->p_volume;
if( p_osd->p_state->p_volume )
p_osd->p_state->p_visible = p_osd->p_state->p_volume;
if( p_button && p_button->b_range )
{
/* Update the volume state images to match the current volume */
i_volume = config_GetInt( p_this, "volume" );
i_steps = osd_VolumeStep( p_this, i_volume, p_button->i_ranges );
p_button->p_current_state = osd_VolumeStateChange( p_button->p_states, i_steps );
osd_UpdateState( p_osd->p_state,
p_button->i_x, p_button->i_y,
p_button->p_current_state->i_width,
p_button->p_current_state->i_height,
p_button->p_current_state->p_pic );
osd_SetMenuUpdate( p_osd, true );
osd_SetMenuVisible( p_osd, true );
}
}
vlc_mutex_unlock( p_lock );
}
void osd_MenuDelete( vlc_object_t *p_this, osd_menu_t *p_osd )
{
vlc_mutex_t *p_lock;
if( !p_osd || !p_this ) return;
p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
if( vlc_internals( VLC_OBJECT(p_osd) )->i_refcount == 1 )
{
var_Destroy( p_osd, "osd-menu-visible" );
var_Destroy( p_osd, "osd-menu-update" );
osd_ParserUnload( p_osd );
var_SetAddress( p_this->p_libvlc, "osd-object", NULL );
}
vlc_object_release( p_osd );
vlc_mutex_unlock( p_lock );
}
void osd_MenuShow( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
osd_button_t *p_button = NULL;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_MenuShow failed" );
return;
}
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "menu on" );
#endif
p_button = p_osd->p_state->p_visible;
if( p_button )
{
if( !p_button->b_range )
p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_UNSELECT );
p_osd->p_state->p_visible = p_osd->p_button;
if( !p_osd->p_state->p_visible->b_range )
p_osd->p_state->p_visible->p_current_state =
osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
osd_UpdateState( p_osd->p_state,
p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
p_osd->p_state->p_visible->p_current_state->i_width,
p_osd->p_state->p_visible->p_current_state->i_height,
p_osd->p_state->p_visible->p_current_state->p_pic );
osd_SetMenuUpdate( p_osd, true );
}
osd_SetMenuVisible( p_osd, true );
vlc_mutex_unlock( p_lock );
}
osd_button_t *osd_ButtonFind( vlc_object_t *p_this, int i_x, int i_y,
int i_window_height, int i_window_width,
int i_scale_width, int i_scale_height )
{
osd_menu_t *p_osd;
osd_button_t *p_button;
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL || !osd_isVisible( p_osd ) )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_ButtonFind failed" );
return NULL;
}
p_button = p_osd->p_button;
for( ; p_button != NULL; p_button = p_button->p_next )
{
int i_source_video_width = ( i_window_width * 1000 ) / i_scale_width;
int i_source_video_height = ( i_window_height * 1000 ) / i_scale_height;
int i_y_offset = p_button->i_y;
int i_x_offset = p_button->i_x;
int i_width = p_button->i_width;
int i_height = p_button->i_height;
if( p_osd->i_position > 0 )
{
int i_inv_scale_y = i_source_video_height;
int i_inv_scale_x = i_source_video_width;
int pi_x = 0;
if( p_osd->i_position & SUBPICTURE_ALIGN_BOTTOM )
{
i_y_offset = i_window_height - p_button->i_height -
(p_osd->i_y + p_button->i_y) * i_inv_scale_y / 1000;
}
else if ( !(p_osd->i_position & SUBPICTURE_ALIGN_TOP) )
{
i_y_offset = i_window_height / 2 - p_button->i_height / 2;
}
if( p_osd->i_position & SUBPICTURE_ALIGN_RIGHT )
{
i_x_offset = i_window_width - p_button->i_width -
(pi_x + p_button->i_x)
* i_inv_scale_x / 1000;
}
else if ( !(p_osd->i_position & SUBPICTURE_ALIGN_LEFT) )
{
i_x_offset = i_window_width / 2 - p_button->i_width / 2;
}
i_width = i_window_width - p_button->i_width - i_inv_scale_x / 1000;
i_height = i_window_height - p_button->i_height - i_inv_scale_y / 1000;
}
// TODO: write for Up / Down case too.
// TODO: handle absolute positioning case
if( ( i_x >= i_x_offset ) && ( i_x <= i_x_offset + i_width ) &&
( i_y >= i_y_offset ) && ( i_y <= i_y_offset + i_height ) )
{
vlc_mutex_unlock( p_lock );
return p_button;
}
}
vlc_mutex_unlock( p_lock );
return NULL;
}
void osd_MenuDown( vlc_object_t *p_this )
{
osd_menu_t *p_osd;
osd_button_t *p_button = NULL;
#if defined(OSD_MENU_DEBUG)
vlc_value_t val;
#endif
vlc_mutex_t *p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
p_osd = osd_Find( p_this );
if( p_osd == NULL || !osd_isVisible( p_osd ) )
{
vlc_mutex_unlock( p_lock );
msg_Err( p_this, "osd_MenuActivate failed" );
return;
}
p_button = p_osd->p_state->p_visible;
if( p_button )
{
if( !p_button->b_range )
{
p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_SELECT );
if( p_button->p_down )
p_osd->p_state->p_visible = p_button->p_down;
}
if( p_button->b_range && p_osd->p_state->p_visible->b_range )
{
osd_state_t *p_temp = p_osd->p_state->p_visible->p_current_state;
if( p_temp && p_temp->p_prev )
p_osd->p_state->p_visible->p_current_state = p_temp->p_prev;
}
else if( !p_osd->p_state->p_visible->b_range )
{
p_osd->p_state->p_visible->p_current_state =
osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
}
osd_UpdateState( p_osd->p_state,
p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
p_osd->p_state->p_visible->p_current_state->i_width,
p_osd->p_state->p_visible->p_current_state->i_height,
p_osd->p_state->p_visible->p_current_state->p_pic );
osd_SetMenuUpdate( p_osd, true );
/* If this is a range style action with associated images of only one state,
* then perform "menu select" on every menu navigation
*/
if( p_button->b_range )
{
osd_SetKeyPressed( VLC_OBJECT(p_osd->p_libvlc),
var_InheritInteger(p_osd, p_button->psz_action_down) );
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "select (%d, %s)", val.i_int, p_button->psz_action_down );
#endif
}
}
#if defined(OSD_MENU_DEBUG)
msg_Dbg( p_osd, "direction down [button %s]", p_osd->p_state->p_visible->psz_action );
#endif
vlc_mutex_unlock( p_lock );
}
/*****************************************************************************
* OSD menu Funtions
*****************************************************************************/
osd_menu_t *osd_MenuCreate( vlc_object_t *p_this, const char *psz_file )
{
osd_menu_t *p_osd = NULL;
vlc_value_t val;
vlc_mutex_t *p_lock;
int i_volume = 0;
int i_steps = 0;
/* to be sure to avoid multiple creation */
p_lock = osd_GetMutex( p_this );
vlc_mutex_lock( p_lock );
var_Create( p_this->p_libvlc, "osd", VLC_VAR_ADDRESS );
var_Get( p_this->p_libvlc, "osd", &val );
if( val.p_address == NULL )
{
static const char osdmenu_name[] = "osd menu";
p_osd = vlc_custom_create( p_this, sizeof( *p_osd ),
VLC_OBJECT_GENERIC, osdmenu_name );
if( !p_osd )
return NULL;
p_osd->p_parser = NULL;
vlc_object_attach( p_osd, p_this->p_libvlc );
/* Parse configuration file */
if ( !osd_ParserLoad( p_osd, psz_file ) )
goto error;
if( !p_osd->p_state )
goto error;
/* Setup default button (first button) */
p_osd->p_state->p_visible = p_osd->p_button;
p_osd->p_state->p_visible->p_current_state =
osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
p_osd->i_width = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch;
p_osd->i_height = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines;
if( p_osd->p_state->p_volume )
{
/* Update the volume state images to match the current volume */
i_volume = config_GetInt( p_this, "volume" );
i_steps = osd_VolumeStep( p_this, i_volume, p_osd->p_state->p_volume->i_ranges );
p_osd->p_state->p_volume->p_current_state = osd_VolumeStateChange(
p_osd->p_state->p_volume->p_states, i_steps );
}
/* Initialize OSD state */
osd_UpdateState( p_osd->p_state, p_osd->i_x, p_osd->i_y,
p_osd->i_width, p_osd->i_height, NULL );
/* Signal when an update of OSD menu is needed */
var_Create( p_osd, "osd-menu-update", VLC_VAR_BOOL );
var_Create( p_osd, "osd-menu-visible", VLC_VAR_BOOL );
var_SetBool( p_osd, "osd-menu-update", false );
var_SetBool( p_osd, "osd-menu-visible", false );
val.p_address = p_osd;
var_Set( p_this->p_libvlc, "osd", val );
}
else
p_osd = val.p_address;
vlc_object_hold( p_osd );
vlc_mutex_unlock( p_lock );
return p_osd;
error:
vlc_mutex_unlock( p_lock );
osd_MenuDelete( p_this, p_osd );
return NULL;
}