# $Id: Graph.pm,v 1.2 2001/01/08 01:54:15 tom Exp $

package Cdk::Graph;

@ISA	= qw (Cdk);

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

   # Retain the type of the object.
   $self->{'Type'} = $type;
   
   # Set up the parameters passed in.
   my $xtitle	= Cdk::checkReq ($name, "Xtitle", $params{'Xtitle'});
   my $ytitle	= Cdk::checkReq ($name, "ytitle", $params{'Ytitle'});
   my $height	= Cdk::checkReq ($name, "Height", $params{'Height'});
   my $width	= Cdk::checkReq ($name, "Width", $params{'Width'});
   my $title	= Cdk::checkDef ($name, "Title", $params{'Title'}, "");
   my $xpos	= Cdk::checkDef ($name, "Xpos", $params{'Xpos'}, "CENTER");
   my $ypos	= Cdk::checkDef ($name, "Ypos", $params{'Ypos'}, "CENTER");

   # Create the thing.
   $self->{'Me'} = Cdk::Graph::New ($title, $xtitle, $ytitle, $height, $width, $xpos, $ypos);
   bless  $self;
}

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

   #
   # Check the parameters sent in.
   #
   if (defined $params{'Values'})
   {
      my $startAtZero = $params{'StartAtZero'} || 1;
      Cdk::Graph::SetValues ($self->{'Me'}, $params{'Values'}, $startAtZero);
   }
   if (defined $params{'GraphChars'})
   {
      Cdk::Graph::SetCharacters ($self->{'Me'}, $params{'GraphChars'});
   }
   if (defined $params{'DisplayType'})
   {
      Cdk::Graph::SetDisplayType ($self->{'Me'}, $params{'DisplayType'});
   }
   if (defined $params{'ULChar'})
   {
      Cdk::Graph::SetULChar ($self->{'Me'}, $params{'ULChar'});
   }
   if (defined $params{'URChar'})
   {
      Cdk::Graph::SetURChar ($self->{'Me'}, $params{'URChar'});
   }
   if (defined $params{'LLChar'})
   {
      Cdk::Graph::SetLLChar ($self->{'Me'}, $params{'LLChar'});
   }
   if (defined $params{'LRChar'})
   {
      Cdk::Graph::SetLRChar ($self->{'Me'}, $params{'LRChar'});
   }
   if (defined $params{'VChar'})
   {
      Cdk::Graph::SetVerticalChar ($self->{'Me'}, $params{'VChar'});
   }
   if (defined $params{'HChar'})
   {
      Cdk::Graph::SetHorizontalChar ($self->{'Me'}, $params{'HChar'});
   }
   if (defined $params{'BoxAttribute'})
   {
      Cdk::Graph::SetBoxAttribute ($self->{'Me'}, $params{'BoxAttribute'});
   }
   if (defined $params{'BGColor'})
   {
      Cdk::Graph::SetBackgroundColor ($self->{'Me'}, $params{'BGColor'});
   }
   if (defined $params{'Box'})
   {
      Cdk::Graph::SetBox ($self->{'Me'}, $params{'Box'});
   }
}

#
# 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'}, "FALSE");

   # Draw the object.
   Cdk::Graph::Draw ($self->{'Me'}, $box);
   return 1;
}

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

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

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

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

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

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

1;