CRioMMTgif Class Reference

#include <RioMMTgif.h>

Inherits CRioMMSlideShow.

Public Member Functions
	CRioMMTgif (char *, unsigned int, RioBlock, struct timeval RTT_average, int, int)
	~CRioMMTgif (void)
int	init (void)
int	Cleanup (void)
void	Stop (void)
void	setParent (int)
int	ProcessSignal (int, void *)
pid_t	GetTgifpid (void)
Private Member Functions
bool	ChangeContext (const char *, int)
void	SendCmd (const char *)
void	ExecuteCallback (const char *)
void	CreateBoxObjectCallback (int, int, int, int, int, int, int, const char *)
void	CreateTextObjectCallback (int, int, int, int, const char *, const char *)
void	SetObjectColorCallback (int, const char *)
void	RotateObjectCallback (int, int)
void	MoveObjectCallback (int, int, int)
void	ResizeObjectCallback (int, int, int)
void	RemoveObjectCallback (int)
void	RemoveAllObjectsCallback (void)
void	SyncSpecific (void)
Private Attributes
pid_t	tgif_pid
int	tgif_pipe [2]
int	parentWindow
int	screenWidth
int	screenHeight
TString	object_names [MAX_OBJECTS]
Friends
void	tgif_execute_callback (void *, TQueue &)
void	tgif_create_box_object_callback (void *, TQueue &)
void	tgif_create_text_object_callback (void *, TQueue &)
void	tgif_set_object_color_callback (void *, TQueue &)
void	tgif_rotate_object_callback (void *, TQueue &)
void	tgif_move_object_callback (void *, TQueue &)
void	tgif_resize_object_callback (void *, TQueue &)
void	tgif_remove_object_callback (void *, TQueue &)
void	tgif_remove_all_objects_callback (void *, TQueue &)

---

Detailed Description

Definition at line 34 of file RioMMTgif.h.

---

Constructor & Destructor Documentation

CRioMMTgif::CRioMMTgif	(	char *	VideoName,
		unsigned int	blocksize,
		RioBlock	numBuffers,
		struct timeval	RTT_average,
		int	width,
		int	height
	)

Definition at line 96 of file RioMMTgif.cpp.

           : CRioMMSlideShow( VideoName, blocksize, numBuffers , RTT_average )
{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrou no construtor " << endl;
    #endif

    Major        = 1;
    Minor        = 0;
    tgif_pipe[0] = 0;
    tgif_pipe[1] = 0;
    tgif_pid     = 0;
    parentWindow = 0;

    screenWidth = width;
    screenHeight = height;

    CommandsList = tgif_commands;
    NumberOfCommands = sizeof(tgif_commands) / sizeof(RioMMCommand);

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Achou " << NumberOfCommands << " comandos" << endl;
    RioErr << "[RioMMTgif]: Saindo do construtor" << endl;
    #endif
}

CRioMMTgif::~CRioMMTgif

(

void

)

Definition at line 126 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrou no destrutor" << endl;
    #endif

    Cleanup();

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo do destrutor" << endl;
    #endif
}

---

Member Function Documentation

bool CRioMMTgif::ChangeContext	(	const char *	file_name,
		int	slide_number
	)			[private, virtual]

Reimplemented from CRioMMSlideShow.

Definition at line 288 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrando na ChangeContext" << endl;
    #endif

    RemoveAllObjectsCallback();
    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot changed context without TGIF" << endl;
        return false;
    }

    if( TString( file_name ) != CurrentFileName )
    {
        Command = "call_one_arg_shortcut(Open," + TempDirectory + "/"
                + TString( file_name ) + ")\n";
        SendCmd( (const char *)Command );
    }

    Command.Format( "call_one_arg_shortcut(GotoPage,%d)\n", slide_number );
    SendCmd( (const char *)Command );

    CRioMMSlideShow::ChangeContext( file_name, slide_number );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da ChangeContext " << endl;
    #endif

    return true;
}

int CRioMMTgif::Cleanup

(

void

)

[virtual]

Implements CRioMMSlideShow.

Definition at line 244 of file RioMMTgif.cpp.

{
    int status;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na Cleanup" << endl;
    #endif

    if( tgif_pid > 0 )
    {
        /* Close TGIF */
        SendCmd( "set_file_not_modified()\n" );
        SendCmd( "call_simple_shortcut(Quit)\n" );

        kill( tgif_pid, SIGKILL );
        tgif_pid = 0;

        status = 1;
    }
    else
        status = 0;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da Cleanup" << endl;
    #endif
    return status;
}

void CRioMMTgif::CreateBoxObjectCallback	(	int	oid,
		int	type,
		int	x1,
		int	y1,
		int	x2,
		int	y2,
		int	lwidth,
		const char *	color
	)			[private]

Definition at line 408 of file RioMMTgif.cpp.

{
    struct timeval t;
    int side_size, head_size;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na CreateBoxObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] != NULL )
    {
        RioErr << "Cannot create a box object with ID " << oid
               << " because this number is already in use." << endl;
        return;
    }

    if( x1 >= x2 || y1 >= y2 )
    {
        RioErr << "Invalid coordinates for a box." << endl;
        return;
    }

    gettimeofday( &t, NULL );
    object_names[ oid ].Format( "hid%ld%ld", t.tv_sec, t.tv_usec );

    /* TGIF script */
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_selected_obj_fill(0)\n" );

    /* Draw specific shape */
    switch( type )
    {
        case TGIF_BOX_OBJECT_RCBOX:
            Command.Format( "create_rcbox_obj(%d,%d,%d,%d)\n",
                            x1, y1, x2, y2 );
            SendCmd( (const char *)Command );
            break;
        case TGIF_BOX_OBJECT_OVAL:
            Command.Format( "create_corner_oval_obj(%d,%d,%d,%d)\n",
                            x1, y1, x2, y2 );
            SendCmd( (const char *)Command );
            break;
        case TGIF_BOX_OBJECT_ARROW:
            side_size = abs(y2-y1)/4;
            head_size = (2*abs(x2-x1))/5;
            SendCmd( "start_create_group_obj()\n" );
            Command.Format( "create_first_vertex(%d,%d)\n", x1, y1+side_size );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x2-head_size,
                            y1+side_size );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x2-head_size, y1 );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x2, (y1+y2)/2 );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x2-head_size, y2 );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x2-head_size,
                            y2-side_size );
            SendCmd( (const char *)Command );
            Command.Format( "create_next_vertex(%d,%d)\n", x1, y2-side_size );
            SendCmd( (const char *)Command );
            SendCmd( "create_polygon_obj()\n" );
            SendCmd( "create_group_obj()\n" );
            break;
        case TGIF_BOX_OBJECT_RECTANGLE:
        default:
            Command.Format( "create_box_obj(%d,%d,%d,%d)\n",
                            x1, y1, x2, y2 );
            SendCmd( (const char *)Command );
            break;
    }

    /* Select created object */
    SendCmd( "select_top_obj()\n" );

    /* Add name attribute */
    Command.Format( "add_attr_to_selected_obj(name,%s,NULL,NULL)\n",
                              (const char *)object_names[ oid ] );
    SendCmd( (const char *)Command );

    /* Hide name attribute */
    Command.Format( "hide_attr(%s.name)\n", (const char*)object_names[oid] );
    SendCmd( (const char *)Command );

    /* Set line width */
    Command.Format( "set_selected_obj_line_width(%d,-1,-1)\n", lwidth );
    SendCmd( (const char *)Command );

    /* Set color */
    if( color && strlen(color) > 0 )
    {
        Command.Format( "set_selected_obj_color(%s)\n", color );
        SendCmd( (const char *)Command );
    }
    else
        SendCmd( "set_selected_obj_color(black)\n" );

    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da CreateBoxObjectCallback" << endl;
    #endif
}

void CRioMMTgif::CreateTextObjectCallback	(	int	oid,
		int	x,
		int	y,
		int	size,
		const char *	color,
		const char *	text
	)			[private]

Definition at line 540 of file RioMMTgif.cpp.

{
    struct timeval t;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na CreateTextObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] != NULL )
    {
        RioErr << "Cannot create a text object object with ID " << oid
               << " because this number is already in use." << endl;
        return;
    }

    if( text == NULL || strlen(text) < 1 )
    {
        RioErr << "Cannot create an empty text object" << endl;
        return;
    }

    gettimeofday( &t, NULL );
    object_names[ oid ].Format( "hid%ld%ld", t.tv_sec, t.tv_usec );

    /* TGIF script */
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );

    /* Draw specific text */
    SendCmd( "start_create_group_obj()\n" );
    SendCmd( "create_box_obj(-2,-2,-1,-1)\n" );
    Command.Format( "create_text_obj(%d,%d,%s)\n", x, y, text );
    SendCmd( (const char *)Command );
    SendCmd( "create_group_obj()\n" );

    /* Select created object */
    SendCmd( "select_top_obj()\n" );

    /* Add name attribute */
    Command.Format( "add_attr_to_selected_obj(name,%s,NULL,NULL)\n",
                              (const char *)object_names[ oid ] );
    SendCmd( (const char *)Command );

    /* Hide name attribute */
    Command.Format( "hide_attr(%s.name)\n", (const char*)object_names[oid] );
    SendCmd( (const char *)Command );

    /* Set justification */
    Command.Format( "set_selected_text_size(%d)\n", size );
    SendCmd( (const char *)Command );
    SendCmd( "set_selected_text_just(left)\n" );

    /* Set color */
    if( color && strlen(color) > 0 )
    {
        Command.Format( "set_selected_obj_color(%s)\n", color );
        SendCmd( (const char *)Command );
    }
    else
        SendCmd( "set_selected_obj_color(black)\n" );

    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da CreateTextObjectCallback" << endl;
    #endif
}

void CRioMMTgif::ExecuteCallback

(

const char *

command

)

[private]

Definition at line 377 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na ExecuteCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( command == NULL )
        return;

    SendCmd( command );
    SendCmd( "\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da ExecuteCallback " << endl;
    #endif
}

pid_t CRioMMTgif::GetTgifpid

(

void

)

Definition at line 900 of file RioMMTgif.cpp.

{
    return tgif_pid;
}

int CRioMMTgif::init

(

void

)

[virtual]

Reimplemented from CRioMMSlideShow.

Definition at line 146 of file RioMMTgif.cpp.

{
    int   argc;
    char *argv[ 100 ];
    char  str_parentWindow[ 100 ];
    char  resolution[ 100 ];

    // Calculando posicionamento do TGIF automaticamente para qualquer resolu��o
    // de tela: 1024x768, 1280x1024, etc.
    sprintf( resolution , "762x695-%d-%d", screenWidth-685, screenHeight-546 );

    if( chdir( (const char *) TempDirectory ) == -1 )
    {
        RioErr << "CRioMMTgif::init erro " << errno << "(" << strerror( errno ) 
               << ") ao mudar (chdir) para o diretorio" << TempDirectory 
               << endl;
    }

    /* Building command line */
    sprintf( str_parentWindow, "%d", parentWindow );
    argc = 0;
    argv[ argc++ ] = strdup( "tgif" );
    argv[ argc++ ] = strdup( "-parent" );
    argv[ argc++ ] = strdup( str_parentWindow );
    argv[ argc++ ] = strdup( "-hyper" );
    argv[ argc++ ] = strdup( "-geometry" );
    argv[ argc++ ] = resolution;
    argv[ argc++ ] = strdup( "-xrm" );
    argv[ argc++ ] = strdup( "Tgif.AllowLaunchInHyperSpace: true" );
    argv[ argc++ ] = strdup( "-xrm" );
    argv[ argc++ ] = strdup( "Tgif.CanvasWindowOnly: true" );
    argv[ argc++ ] = strdup( "-xrm" );
    argv[ argc++ ] = strdup( "Tgif.InitialShowGrid: false" );
    argv[ argc++ ] = strdup( "-xrm" );
    argv[ argc++ ] = strdup( "Tgif.Btn2PopupMainMenu: false" );
    argv[ argc++ ] = strdup( "-xrm" );
    argv[ argc++ ] = strdup( "Tgif.EnableMouseWheel: false" );

    argv[ argc++ ] = strdup( "-exec" );
    argv[ argc++ ] = strdup( "-" );
    argv[ argc++ ] = NULL;

    /* Creating the communication pipe */
    if( pipe( tgif_pipe ) < 0 )
    {
        Rioperror( "pipe" );
        return( 0 );
    }
    if( dup2( tgif_pipe[ 0 ], 0 ) == -1 )
    {
        Rioperror( "dup2" );
        return( 0 );
    }

    if( (tgif_pid = fork()) != 0 )
    {
        if( tgif_pid < 0 )
        {
            Rioperror( "fork" );
            return( 0 );
        }
    }
    else
    {
        int null_file;
        /* redirecting stdout to /dev/null */
        null_file = open( "/dev/null", O_WRONLY );
        if( null_file > 0 )
            dup2( null_file, 1 );

        if( execvp( argv[ 0 ], argv ) < 0 )
        {
            Rioperror( "execvp" );
            exit( 1 );
        }
    }

    /* Give a little time to be sure tgif is already running */
    sleep( 1 );

    SyncSpecific();

    //Instancia-se esta vari�vel RioBlock como par�metro para o SyncMedia
    RioBlock block = 1;

    //Esta chamada ao m�todo SyncMedia � realizada para que os slides do TGIF
    //sejam carregados o mais cedo poss�vel
    SyncMedia( (void *)block );

    return CRioMMSlideShow::init();
}

void CRioMMTgif::MoveObjectCallback	(	int	oid,
		int	x,
		int	y
	)			[private]

Definition at line 732 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na MoveObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] == NULL )
    {
        RioErr << "Cannot move object with ID " << oid
               << " because it was not created yet." << endl;
        return;
    }

    // TGIF script
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    Command = "select_obj_by_name(" + object_names[ oid ] + ")\n";
    SendCmd( (const char *)Command );
    Command.Format( "move_selected_obj_absolute(%d,%d)\n", x, y );
    SendCmd( (const char *)Command );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da MoveObjectCallback " << endl;
    #endif
}

int CRioMMTgif::ProcessSignal	(	int	sig,
		void *	data
	)			[virtual]

Reimplemented from CRioMMObject.

Definition at line 353 of file RioMMTgif.cpp.

{
    int status;

    status = 0;
    switch( sig )
    {
        case SIGCHLD:
            if( (int) (long long int) data == tgif_pid )
                status = 2;
            break;
    }

    if( status != 2 )
        CRioMMObject::ProcessSignal( sig, data );

    return( status );
}

void CRioMMTgif::RemoveAllObjectsCallback

(

void

)

[private]

Definition at line 876 of file RioMMTgif.cpp.

{
    int i;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na RemoveAllObjectsCallback" << endl;
    #endif
    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    for( i = 0; i < MAX_OBJECTS; i++ )
    {
        if( (const char *)object_names[ i ] != NULL )
            RemoveObjectCallback( i );
    }

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da RemoveAllObjectsCallback " << endl;
    #endif
}

void CRioMMTgif::RemoveObjectCallback

(

int

oid

)

[private]

Definition at line 827 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na RemoveObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] == NULL )
    {
        RioErr << "Cannot remove object with ID " << oid
               << " because it was not created yet." << endl;
        return;
    }

    // TGIF script
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    Command = "select_obj_by_name(" + object_names[ oid ] + ")\n";
    SendCmd( (const char *)Command );
    SendCmd( "delete_selected_obj()\n" );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    object_names[ oid ] = NULL;

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da RemoveObjectCallback" << endl;
    #endif
}

void CRioMMTgif::ResizeObjectCallback	(	int	oid,
		int	w,
		int	h
	)			[private]

Definition at line 780 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na ResizeObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] == NULL )
    {
        RioErr << "Cannot resize object with ID " << oid
                << " because it was not created yet." << endl;
        return;
    }

    // TGIF script
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    Command.Format( "size_named_obj_absolute(%s,%d,%d)\n",
                    (const char *)object_names[ oid ], w, h );
    SendCmd( (const char *)Command );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da ResizeObjectCallback " << endl;
    #endif
}

void CRioMMTgif::RotateObjectCallback	(	int	oid,
		int	angle
	)			[private]

Definition at line 684 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na MoveObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] == NULL )
    {
        RioErr << "Cannot rotate object with ID " << oid
               << " because it was not created yet." << endl;
        return;
    }

    // TGIF script
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    Command = "select_obj_by_name(" + object_names[ oid ] + ")\n";
    SendCmd( (const char *)Command );
    Command.Format( "rotate_selected_obj(%d)\n", angle );
    SendCmd( (const char *)Command );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da MoveObjectCallback " << endl;
    #endif
}

void CRioMMTgif::SendCmd

(

const char *

command

)

[private]

Definition at line 326 of file RioMMTgif.cpp.

{
    int escritos;
    escritos = write( tgif_pipe[ 1 ], command, strlen( command ) );
    
    if( escritos != (int) strlen( command ) )
    {
        RioErr << "CRioMMTgif::SendCmd erro ao escrever o valor de command: "
               << "escritos "<< escritos << " bytes de um total de"
               << strlen( command ) << " bytes." << endl;
    } 
    else if( escritos == -1 ) 
    {
        RioErr << "CRioMMTgif::SendCmd erro " << errno << "(" 
               << strerror( errno ) << ") ao escrever o valor de command."
               << endl;
    }
    
    usleep( 1 );
}

void CRioMMTgif::SetObjectColorCallback	(	int	oid,
		const char *	color
	)			[private]

Definition at line 630 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na MoveObjectCallback" << endl;
    #endif

    if( tgif_pid <= 0 )
    {
        RioErr << "Cannot send commands to tgif: broken pipe" << endl;
        return;
    }

    if( oid >= MAX_OBJECTS || oid < 0 )
    {
        RioErr << "Invalid object ID " << oid
               << ". Valid numbers are in the range of 0 to "
               << MAX_OBJECTS-1 << endl;
        return;
    }

    if( (const char *)object_names[ oid ] == NULL )
    {
        RioErr << "Cannot set the color for object with ID " << oid
               << " because it was not created yet." << endl;
        return;
    }

    if( color == NULL || strlen(color) < 1 )
    {
        RioErr << "Invalid color" << endl;
        return;
    }

    // TGIF script
    SendCmd( "set_redraw(FALSE)\n" );
    SendCmd( "set_allow_interrupt(FALSE)\n" );
    Command = "select_obj_by_name(" + object_names[ oid ] + ")\n";
    SendCmd( (const char *)Command );
    Command.Format( "set_selected_obj_color(%s)\n", color );
    SendCmd( (const char *)Command );
    SendCmd( "unselect_all_obj()\n" );
    SendCmd( "set_allow_interrupt(TRUE)\n" );
    SendCmd( "set_redraw(TRUE)\n" );

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da MoveObjectCallback " << endl;
    #endif
}

void CRioMMTgif::setParent

(

int

window

)

Definition at line 140 of file RioMMTgif.cpp.

{
    parentWindow = window;
}

void CRioMMTgif::Stop

(

void

)

[virtual]

Reimplemented from CRioMMSlideShow.

Definition at line 273 of file RioMMTgif.cpp.

{
    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Entrei na Stop" <<  endl;
    #endif

    SendCmd( "set_file_not_modified()\n" );

    CRioMMSlideShow::Stop();

    #ifdef RIO_DEBUG2
    RioErr << "[RioMMTgif]: Saindo da Stop" << endl;
    #endif
}

void CRioMMTgif::SyncSpecific

(

void

)

[private, virtual]

Implements CRioMMSlideShow.

Definition at line 239 of file RioMMTgif.cpp.

{
}

---

Friends And Related Function Documentation

void tgif_create_box_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 922 of file RioMMTgif.cpp.

{
    int arg[ 7 ];
    TString * arg8;

    arg[ 0 ] = (int) (long long int) args.Remove( );
    arg[ 1 ] = (int) (long long int) args.Remove( );
    arg[ 2 ] = (int) (long long int) args.Remove( );
    arg[ 3 ] = (int) (long long int) args.Remove( );
    arg[ 4 ] = (int) (long long int) args.Remove( );
    arg[ 5 ] = (int) (long long int) args.Remove( );
    arg[ 6 ] = (int) (long long int) args.Remove( );
    arg8 = (TString *)args.Remove( );

    ((CRioMMTgif *)param)->CreateBoxObjectCallback( arg[ 0 ], arg[ 1 ],
                                arg[ 2 ], arg[ 3 ], arg[ 4 ], arg[ 5 ],
                                arg[ 6 ], (const char *)*arg8 );

    delete arg8;
}

void tgif_create_text_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 943 of file RioMMTgif.cpp.

{
    int arg[ 4 ];
    TString * arg5, * arg6;

    arg[ 0 ] = (int) (long long int) args.Remove( );
    arg[ 1 ] = (int) (long long int) args.Remove( );
    arg[ 2 ] = (int) (long long int) args.Remove( );
    arg[ 3 ] = (int) (long long int) args.Remove( );
    arg5 = (TString *)args.Remove( );
    arg6 = (TString *)args.Remove( );

    ((CRioMMTgif *)param)->CreateTextObjectCallback( arg[ 0 ], arg[ 1 ],
          arg[ 2 ], arg[ 3 ], (const char *)*arg5, (const char *)*arg6 );

    delete arg5;
    delete arg6;
}

void tgif_execute_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 911 of file RioMMTgif.cpp.

{
    TString * arg1;

    arg1 = (TString *)args.Remove( );

    ((CRioMMTgif *)param)->ExecuteCallback( (const char *)*arg1 );

    delete arg1;
}

void tgif_move_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 986 of file RioMMTgif.cpp.

{
    int arg[ 3 ];

    arg[ 0 ] = (int) (long long int) args.Remove( );
    arg[ 1 ] = (int) (long long int) args.Remove( );
    arg[ 2 ] = (int) (long long int) args.Remove( );

    ((CRioMMTgif *)param)->MoveObjectCallback( arg[ 0 ], arg[ 1 ],
                                               arg[ 2 ] );
}

void tgif_remove_all_objects_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 1019 of file RioMMTgif.cpp.

{
    ((CRioMMTgif *)param)->RemoveAllObjectsCallback( );
}

void tgif_remove_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 1010 of file RioMMTgif.cpp.

{
    int arg1;

    arg1 = (int) (long long int) args.Remove( );

    ((CRioMMTgif *)param)->RemoveObjectCallback( arg1 );
}

void tgif_resize_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 998 of file RioMMTgif.cpp.

{
    int arg[ 3 ];

    arg[ 0 ] = (int) (long long int) args.Remove( );
    arg[ 1 ] = (int) (long long int) args.Remove( );
    arg[ 2 ] = (int) (long long int) args.Remove( );

    ((CRioMMTgif *)param)->ResizeObjectCallback( arg[ 0 ], arg[ 1 ],
                                                 arg[ 2 ] );
}

void tgif_rotate_object_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 976 of file RioMMTgif.cpp.

{
    int arg[ 2 ];

    arg[ 0 ] = (int) (long long int) args.Remove( );
    arg[ 1 ] = (int) (long long int) args.Remove( );

    ((CRioMMTgif *)param)->RotateObjectCallback( arg[ 0 ], arg[ 1 ] );
}

void tgif_set_object_color_callback	(	void *	param,
		TQueue &	args
	)			[friend]

Definition at line 962 of file RioMMTgif.cpp.

{
    int arg1;
    TString * arg2;

    arg1 = (int) (long long int) args.Remove( );
    arg2 = (TString *)args.Remove( );

    ((CRioMMTgif *)param)->SetObjectColorCallback( arg1,
                                        (const char *)*arg2 );

    delete arg2;
}

---

Field Documentation

TString CRioMMTgif::object_names[MAX_OBJECTS] [private]

Definition at line 42 of file RioMMTgif.h.

int CRioMMTgif::parentWindow [private]

Definition at line 39 of file RioMMTgif.h.

int CRioMMTgif::screenHeight [private]

Definition at line 41 of file RioMMTgif.h.

int CRioMMTgif::screenWidth [private]

Definition at line 40 of file RioMMTgif.h.

pid_t CRioMMTgif::tgif_pid [private]

Definition at line 37 of file RioMMTgif.h.

int CRioMMTgif::tgif_pipe[2] [private]

Definition at line 38 of file RioMMTgif.h.

---

The documentation for this class was generated from the following files:

• RioMMTgif.h
• RioMMTgif.cpp