package Cdk::Calendar;

#
# This creates a new Calendar object
#
sub new {
    my $type   = shift;
    my %params = @_;
    my $self   = {};
    my $name   = "${type}::new";

    # Retain the type of the object.
    $self->{'Type'} = $type;

    # Get today's date.
    my ( $today, $thisMonth, $thisYear ) = ( localtime(time) )[ 3, 4, 5 ];
    $thisMonth++;
    $thisYear += 1900;

    # Set up the parameters passed in.
    my $title = Cdk::checkDef( $name, "Title", $params{'Title'}, "" );
    my $day   = Cdk::checkDef( $name, "Day",   $params{'Day'},   $today );
    my $month = Cdk::checkDef( $name, "Month", $params{'Month'}, $thisMonth );
    my $year  = Cdk::checkDef( $name, "Year",  $params{'Year'},  $thisYear );
    my $dAttrib =
      Cdk::checkDef( $name, "Dattrib", $params{'Dattrib'}, "A_NORMAL" );
    my $mAttrib =
      Cdk::checkDef( $name, "Mattrib", $params{'Mattrib'}, "A_NORMAL" );
    my $yAttrib =
      Cdk::checkDef( $name, "Yattrib", $params{'Yattrib'}, "A_NORMAL" );
    my $hlight =
      Cdk::checkDef( $name, "Highlight", $params{'Highlight'}, "A_REVERSE" );
    my $xpos   = Cdk::checkDef( $name, "Xpos",   $params{'Xpos'},   "CENTER" );
    my $ypos   = Cdk::checkDef( $name, "Ypos",   $params{'Ypos'},   "CENTER" );
    my $box    = Cdk::checkDef( $name, "Box",    $params{'Box'},    "TRUE" );
    my $shadow = Cdk::checkDef( $name, "Shadow", $params{'Shadow'}, "FALSE" );

    # Create the thing.
    $self->{'Me'} = Cdk::Calendar::New(
        $title,   $day,    $month, $year, $dAttrib, $mAttrib,
        $yAttrib, $hlight, $xpos,  $ypos, $box,     $shadow
    );
    bless $self;
}

#
# This activates the object.
#
sub activate {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::activate";
    my @result;

    # Activate the object...
    if ( defined $params{'Input'} ) {
        @result = Cdk::Calendar::Activate( $self->{'Me'}, $params{'Input'} );
    }
    else {
        @result = Cdk::Calendar::Activate( $self->{'Me'} );
    }
    $self->{'Info'} = @result;
    return @result;
}

#
# This injects a character into the widget.
#
sub inject {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::inject";

    # Set the values.
    my $character = Cdk::checkReq( $name, "Input", $params{'Input'} );

    return ( Cdk::Calendar::Inject( $self->{'Me'}, $character ) );
}

#
# This allows us to bind a key to an action.
#
sub bind {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::bind";

    # Set the values.
    my $key      = Cdk::checkReq( $name, "Key",      $params{'Key'} );
    my $function = Cdk::checkReq( $name, "Function", $params{'Function'} );
    Cdk::Calendar::Bind( $self->{'Me'}, $key, $params{'Function'} );
}

#
# This allows us to set a pre-process function.
#
sub preProcess {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::preProcess";

    # Set the values.
    my $function = Cdk::checkReq( $name, "Function", $params{'Function'} );
    Cdk::Calendar::PreProcess( $self->{'Me'}, $params{'Function'} );
}

#
# This allows us to set a post-process function.
#
sub postProcess {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::postProcess";

    # Set the values.
    my $function = Cdk::checkReq( $name, "Function", $params{'Function'} );
    Cdk::Calendar::PostProcess( $self->{'Me'}, $params{'Function'} );
}

#
# This draws the object.
#
sub draw {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::draw";

    # Set up the parameters passed in.
    my $box = Cdk::checkDef( $name, "Box", $params{'Box'}, "TRUE" );

    # Draw the object.
    Cdk::Calendar::Draw( $self->{'Me'}, $box );
}

#
# This erases the object.
#
sub erase {
    my $self = shift;
    Cdk::Calendar::Erase( $self->{'Me'} );
}

#
# This sets the object...
#
sub set {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::set";

    # Get today's date.
    my ( $today, $thisMonth, $thisYear ) = ( localtime(time) )[ 3, 4, 5 ];
    $thisMonth++;
    $thisYear += 1900;

    # Set up the parameters passed in.
    my $day   = Cdk::checkDef( $name, "Day",   $params{'Day'},   $today );
    my $month = Cdk::checkDef( $name, "Month", $params{'Month'}, $thisMonth );
    my $year  = Cdk::checkDef( $name, "Year",  $params{'Year'},  $thisYear );
    my $dAttrib =
      Cdk::checkDef( $name, "Dattrib", $params{'Dattrib'}, "</16/B>" );
    my $mAttrib =
      Cdk::checkDef( $name, "Mattrib", $params{'Mattrib'}, "</24/B>" );
    my $yAttrib =
      Cdk::checkDef( $name, "Yattrib", $params{'Yattrib'}, "</32/B>" );
    my $highlight =
      Cdk::checkDef( $name, "Highlight", $params{'Highlight'}, "</40/B>" );
    my $box = Cdk::checkDef( $name, "Box", $params{'Box'}, "TRUE" );

    Cdk::Calendar::Set( $self->{'Me'}, $day, $month, $year, $dAttrib, $mAttrib,
        $yAttrib, $box );
}

#
# This sets the calendar to a given date.
#
sub setDate {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::setDate";

    # Set up the parameters passed in.
    my $day   = Cdk::checkDef( $name, "Day",   $params{'Day'},   -1 );
    my $month = Cdk::checkDef( $name, "Month", $params{'Month'}, -1 );
    my $year  = Cdk::checkDef( $name, "Year",  $params{'Year'},  -1 );

    Cdk::Calendar::SetDate( $self->{'Me'}, $day, $month, $year );
}

#
# This gets the current date on the given calendar.
#
sub getDate {
    my $self = shift;
    return Cdk::Calendar::GetDate( $self->{'Me'} );
}

#
# This sets a marker in the calendar widget.
#
sub setMarker {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::setMarker";

    # Set up the parameters passed in.
    my $day   = Cdk::checkReq( $name, "Day",   $params{'Day'} );
    my $month = Cdk::checkReq( $name, "Month", $params{'Month'} );
    my $year  = Cdk::checkReq( $name, "Year",  $params{'Year'} );
    my $marker =
      Cdk::checkDef( $name, "Marker", $params{'Marker'}, "A_REVERSE" );

    Cdk::Calendar::SetMarker( $self->{'Me'}, $day, $month, $year, $marker );
}

#
# This removes a marker from the calendar widget.
#
sub removeMarker {
    my $self   = shift;
    my %params = @_;
    my $name   = "$self->{'Type'}::removeMarker";

    # Set up the parameters passed in.
    my $day   = Cdk::checkReq( $name, "Day",   $params{'Day'} );
    my $month = Cdk::checkReq( $name, "Month", $params{'Month'} );
    my $year  = Cdk::checkReq( $name, "Year",  $params{'Year'} );

    Cdk::Calendar::RemoveMarker( $self->{'Me'}, $day, $month, $year );
}

#
# This function raises the object.
#
sub raise {
    my $self = shift;
    Cdk::Calendar::Raise( $self->{'Me'} );
}

#
# This function lowers the object.
#
sub lower {
    my $self = shift;
    Cdk::Calendar::Lower( $self->{'Me'} );
}

#
# This function registers the object.
#
sub register {
    my $self = shift;
    Cdk::Calendar::Register( $self->{'Me'} );
}

#
# This function unregisters the object.
#
sub unregister {
    my $self = shift;
    Cdk::Calendar::Unregister( $self->{'Me'} );
}

#
# This function returns the pointer to the window.
#
sub getwin {
    my $self = shift;
    Cdk::Calendar::GetWindow( $self->{'Me'} );
}

1;