Mercurial > repos > dereeper > sniploid2
view GD/Image.pm @ 0:e94de0ea3351 draft default tip
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author | dereeper |
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date | Wed, 11 Sep 2013 09:08:15 -0400 |
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# DO NOT EDIT! THIS FILE IS AUTOGENERATED BY GD/Image.pm.PLS package GD::Image; use strict; use GD; use Symbol 'gensym','qualify_to_ref'; use vars '$VERSION'; $VERSION = '2.38'; =head1 NAME GD::Image - Image class for the GD image library =head1 SYNOPSIS See L<GD> =head1 DESCRIPTION See L<GD> =head1 AUTHOR The GD.pm interface is copyright 1995-2005, Lincoln D. Stein. It is distributed under the same terms as Perl itself. See the "Artistic License" in the Perl source code distribution for licensing terms. The latest versions of GD.pm are available on CPAN: http://www.cpan.org =head1 SEE ALSO L<GD> L<GD::Polyline>, L<GD::SVG>, L<GD::Simple>, L<Image::Magick> =cut # Copyright 1995 Lincoln D. Stein. See accompanying README file for # usage information *stringTTF = \&GD::Image::stringFT; sub _make_filehandle { shift; # get rid of class no strict 'refs'; my $thing = shift; return $thing if defined(fileno $thing); # otherwise try qualifying it into caller's package my $fh; { local $^W = 0; # to avoid uninitialized variable warning from Symbol.pm $fh = qualify_to_ref($thing,caller(2)); } return $fh if defined(fileno $fh); # otherwise treat it as a file to open $fh = gensym; open($fh,$thing) || return; return $fh; } sub new { my $pack = shift; if (@_ == 1) { if (my $type = _image_type($_[0])) { my $method = "newFrom${type}Data"; return unless $pack->can($method); return $pack->$method($_[0]); } return unless my $fh = $pack->_make_filehandle($_[0]); my $magic; return unless read($fh,$magic,4); return unless my $type = _image_type($magic); seek($fh,0,0); my $method = "newFrom${type}"; return $pack->$method($fh); } return $pack->_new(@_); } sub newTrueColor { my $pack = shift; return $pack->_new(@_, 1); } sub newPalette { my $pack = shift; return $pack->_new(@_, 0); } sub newFromGd { croak("Usage: newFromGd(class,filehandle)") unless @_==2; my($class,$f) = @_; my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromGd($fh); } sub newFromGd2 { croak("Usage: newFromGd2(class,filehandle)") unless @_==2; my($class,$f) = @_; my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromGd2($fh); } sub newFromGd2Part { croak("Usage: newFromGd2(class,filehandle,srcX,srcY,width,height)") unless @_==6; my($class,$f) = splice(@_,0,2); my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromGd2Part($fh,@_); } sub ellipse ($$$$$) { my ($self,$cx,$cy,$width,$height,$color) = @_; $self->arc($cx,$cy,$width,$height,0,360,$color); } # draws closed polygon with the specified color sub polygon { my $self = shift; my($p,$c) = @_; $self->openPolygon($p, $c); $self->line( @{$p->{'points'}->[0]}, @{$p->{'points'}->[$p->{'length'}-1]}, $c); } sub width { my $self = shift; my @bounds = $self->getBounds; $bounds[0]; } sub height { my $self = shift; my @bounds = $self->getBounds; $bounds[1]; } sub _image_type { my $data = shift; my $magic = substr($data,0,4); return 'Png' if $magic eq "\x89PNG"; return 'Jpeg' if $magic eq "\377\330\377\340"; return 'Jpeg' if $magic eq "\377\330\377\341"; return 'Jpeg' if $magic eq "\377\330\377\355"; return 'Jpeg' if $magic eq "\377\330\377\356"; return 'Gif' if $magic eq "GIF8"; return 'Gd2' if $magic eq "gd2\000"; return 'Xpm' if substr($data,0,9) eq "/* XPM */"; return; } sub clone { croak("Usage: clone(\$image)") unless @_ == 1; my $self = shift; my ($x,$y) = $self->getBounds; my $new = $self->new($x,$y); return unless $new; $new->copy($self,0,0,0,0,$x,$y); return $new; } sub newFromPng { croak("Usage: newFromPng(class,filehandle,[truecolor])") unless @_>=2; my($class) = shift; my($f) = shift; my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromPng($fh,@_); } sub newFromJpeg { croak("Usage: newFromJpeg(class,filehandle,[truecolor])") unless @_>=2; my($class) = shift; my($f) = shift; my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromJpeg($fh,@_); } sub newFromGif { croak("Usage: newFromGif(class,filehandle,[truecolor])") unless @_>=2; my($class) = shift; my($f) = shift; my $fh = $class->_make_filehandle($f); binmode($fh); $class->_newFromGif($fh,@_); } # Autoload methods go after __END__, and are processed by the autosplit program. 1; __END__