| Meta documentation | Contained in the Meta distribution. |
Meta::Geo::Pos2d - a 2d position.
Copyright (C) 2001, 2002 Mark Veltzer; All rights reserved.
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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
MANIFEST: Pos2d.pm PROJECT: meta VERSION: 0.21
package foo; use Meta::Geo::Pos2d qw(); my($position)=Meta::Geo::Pos2d->new(); $position->set_x(3.14); $position->set_y(2.17); $position->mul(0.5);
This is a 2-dimentional position object. It can print itself. It knows how to do basic arithmetic. A lot more is needed here but it's a start.
BEGIN() add($$) sub($$) mul($$) TEST($)
This sets up the module with accessor functions to the x and y attributes.
This will add a position to the current positions.
This will subtract a position from the current positions.
This will multiple the vector by a scalar.
Test suite for this module.
None.
None.
Name: Mark Veltzer Email: mailto:veltzer@cpan.org WWW: http://www.veltzer.org CPAN id: VELTZER
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Meta::Class::MethodMaker(3), Meta::Utils::Output(3), strict(3)
Nothing.
| Meta documentation | Contained in the Meta distribution. |
#!/bin/echo This is a perl module and should not be run package Meta::Geo::Pos2d; use strict qw(vars refs subs); use Meta::Class::MethodMaker qw(); use Meta::Utils::Output qw(); our($VERSION,@ISA); $VERSION="0.21"; @ISA=qw(); #sub BEGIN(); #sub add($$); #sub sub($$); #sub mul($$); #sub TEST($); #__DATA__ sub BEGIN() { Meta::Class::MethodMaker->new("new"); Meta::Class::MethodMaker->get_set( -java=>"_x", -java=>"_y", ); } sub add($$) { my($self,$other)=@_; $self->set_x($self->get_x()+$other->get_x()); $self->set_y($self->get_y()+$other->get_y()); } sub sub($$) { my($self,$other)=@_; $self->set_x($self->get_x()-$other->get_x()); $self->set_y($self->get_y()-$other->get_y()); } sub mul($$) { my($self,$val)=@_; $self->set_x($self->get_x()*$val); $self->set_y($self->get_y()*$val); } sub TEST($) { my($context)=@_; my($point1)=Meta::Geo::Pos2d->new(); $point1->set_x(3); $point1->set_y(4); my($point2)=Meta::Geo::Pos2d->new(); $point2->set_x(5); $point2->set_y(6); $point1->add($point2); Meta::Utils::Output::dump($point1); return(1); } 1; __END__