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/cvs/deliantra/Deliantra-Client/DC.pm
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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.9 by elmex, Sat Apr 8 16:34:46 2006 UTC vs.
Revision 1.140 by root, Fri Apr 6 07:45:33 2007 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - undocumented utility garbage for our crossfire client 3CFPlus - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use Crossfire::Client; 7 use CFPlus;
8 8
9=head1 DESCRIPTION 9=head1 DESCRIPTION
10 10
11=over 4 11=over 4
12 12
13=cut 13=cut
14 14
15package Crossfire::Client; 15package CFPlus;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.97';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 23 XSLoader::load "CFPlus", $VERSION;
22} 24}
25
26use utf8;
27
28use AnyEvent ();
29use Pod::POM ();
30use File::Path ();
31use Storable (); # finally
32
33BEGIN {
34 use Crossfire::Protocol::Base ();
35 *to_json = \&Crossfire::Protocol::Base::to_json;
36 *from_json = \&Crossfire::Protocol::Base::from_json;
37}
38
39=item guard { BLOCK }
40
41Returns an object that executes the given block as soon as it is destroyed.
42
43=cut
44
45sub guard(&) {
46 bless \(my $cb = $_[0]), "CFPlus::Guard"
47}
48
49sub CFPlus::Guard::DESTROY {
50 ${$_[0]}->()
51}
52
53=item shorten $string[, $maxlength]
54
55=cut
56
57sub shorten($;$) {
58 my ($str, $len) = @_;
59 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
60 $str
61}
62
63sub asxml($) {
64 local $_ = $_[0];
65
66 s/&/&amp;/g;
67 s/>/&gt;/g;
68 s/</&lt;/g;
69
70 $_
71}
72
73sub socketpipe() {
74 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
75 or die "cannot establish bidirectional pipe: $!\n";
76
77 ($fh1, $fh2)
78}
79
80sub background(&;&) {
81 my ($bg, $cb) = @_;
82
83 my ($fh_r, $fh_w) = CFPlus::socketpipe;
84
85 my $pid = fork;
86
87 if (defined $pid && !$pid) {
88 local $SIG{__DIE__};
89
90 open STDOUT, ">&", $fh_w;
91 open STDERR, ">&", $fh_w;
92 close $fh_r;
93 close $fh_w;
94
95 $| = 1;
96
97 eval { $bg->() };
98
99 if ($@) {
100 my $msg = $@;
101 $msg =~ s/\n+/\n/;
102 warn "FATAL: $msg";
103 CFPlus::_exit 1;
104 }
105
106 # win32 is fucked up, of course. exit will clean stuff up,
107 # which destroys our database etc. _exit will exit ALL
108 # forked processes, because of the dreaded fork emulation.
109 CFPlus::_exit 0;
110 }
111
112 close $fh_w;
113
114 my $buffer;
115
116 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
117 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
118 undef $w;
119 $cb->();
120 return;
121 }
122
123 while ($buffer =~ s/^(.*)\n//) {
124 my $line = $1;
125 $line =~ s/\s+$//;
126 utf8::decode $line;
127 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
128 $cb->(JSON::XS->new->allow_nonref->decode ($1));
129 } else {
130 ::message ({
131 markup => "background($pid): " . CFPlus::asxml $line,
132 });
133 }
134 }
135 });
136}
137
138sub background_msg {
139 my ($msg) = @_;
140
141 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
142 $msg =~ s/\n//g;
143 utf8::encode $msg;
144 print $msg, "\n";
145}
146
147package CFPlus;
23 148
24sub find_rcfile($) { 149sub find_rcfile($) {
25 my $path; 150 my $path;
26 151
27 for (@INC) { 152 for (grep !ref, @INC) {
28 $path = "$_/Crossfire/resources/$_[0]"; 153 $path = "$_/CFPlus/resources/$_[0]";
29 return $path if -r $path; 154 return $path if -r $path;
30 } 155 }
31 156
32 die "FATAL: can't find required file $_[0]\n"; 157 die "FATAL: can't find required file $_[0]\n";
33} 158}
34 159
35sub read_cfg { 160sub read_cfg {
36 my ($file) = @_; 161 my ($file) = @_;
37 162
38 open CFG, $file 163 open my $fh, $file
39 or return; 164 or return;
40 165
41 my $CFG;
42
43 local $/; 166 local $/;
44 $CFG = eval <CFG>; 167 my $CFG = <$fh>;
45 168
46 $::CFG = $CFG; 169 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
47 170 require YAML;
48 close CFG; 171 utf8::decode $CFG;
172 $::CFG = YAML::Load ($CFG);
173 } elsif ($CFG =~ /^\{/) {
174 $::CFG = from_json $CFG;
175 } else {
176 $::CFG = eval $CFG; ## todo comaptibility cruft
177 }
49} 178}
50 179
51sub write_cfg { 180sub write_cfg {
52 my ($file) = @_; 181 my ($file) = @_;
53 182
54 open CFG, ">$file" 183 $::CFG->{VERSION} = $::VERSION;
184
185 open my $fh, ">:utf8", $file
55 or return; 186 or return;
56 187 print $fh to_json $::CFG;
57 {
58 require Data::Dumper;
59 local $Data::Dumper::Purity = 1;
60 $::CFG->{VERSION} = $::VERSION;
61 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
62 }
63
64 close CFG;
65} 188}
66 189
67package Crossfire::Client::Texture; 190sub http_proxy {
191 my @proxy = win32_proxy_info;
68 192
69use Scalar::Util; 193 if (@proxy) {
70 194 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
71use SDL::OpenGL; 195 } elsif (exists $ENV{http_proxy}) {
72 196 $ENV{http_proxy}
73my @textures;
74
75sub _new {
76 my ($class, %data) = @_;
77
78 my $self = bless \%data, $class;
79
80 push @textures, $self;
81 Scalar::Util::weaken $textures[-1];
82
83 $self->upload;
84
85 $self
86}
87
88sub new_from_image {
89 my ($class, $image) = @_;
90
91 $class->_new (image => $image)
92}
93
94sub new_from_file {
95 my ($class, $path) = @_;
96
97 open my $fh, "<:raw", $path
98 or die "$path: $!";
99
100 local $/;
101 $class->new_from_image (<$fh>)
102}
103
104sub new_from_surface {
105 my ($class, $surface) = @_;
106
107 $surface->rgba;
108
109 $class->_new (
110 data => $surface->pixels,
111 width => $surface->width,
112 height => $surface->height,
113 )
114}
115
116sub new_from_ttf {
117 my ($class, $ttf, $text) = @_;
118
119 utf8::encode $text;
120
121 my $surface = SDL::TTFRenderUTF8Blended $ttf, $text,
122 (new SDL::Color -r => 255, -g => 255, -b => 255);
123
124 $class->new_from_surface (bless \$surface, SDL::Surface::)
125}
126
127sub new_from_opengl {
128 my ($class, $w, $h, $cb) = @_;
129
130 $class->_new (width => $w, height => $h, render => $cb)
131}
132
133sub upload {
134 my ($self) = @_;
135
136 return unless $SDL::App::USING_OPENGL;
137
138 my $data;
139
140 if (exists $self->{data}) {
141 $data = $self->{data};
142 } elsif (exists $self->{rendercb}) {
143 glViewport 0, 0, $self->{width}, $self->{height};
144 glClear GL_COLOR_BUFFER_BIT;
145
146 $self->{rendercb}->($self, $self->{width}, $self->{height});
147 } else { 197 } else {
148 my $pb = new Gtk2::Gdk::PixbufLoader; 198 ()
149 $pb->write ($self->{image});
150 $pb->close;
151
152 $pb = $pb->get_pixbuf;
153 $pb = $pb->add_alpha (0, 0, 0, 0);
154
155 $self->{width} = $pb->get_width;
156 $self->{height} = $pb->get_height;
157
158 $data = $pb->get_pixels;
159 } 199 }
200}
160 201
161 ($self->{name}) = @{glGenTextures 1}; 202sub set_proxy {
203 my $proxy = http_proxy
204 or return;
162 205
163 glBindTexture GL_TEXTURE_2D, $self->{name}; 206 $ENV{http_proxy} = $proxy;
207}
164 208
165 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; 209sub lwp_useragent {
166 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR; 210 require LWP::UserAgent;
167 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
168 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
169 211
170 if (defined $data) { 212 CFPlus::set_proxy;
171 glTexImage2D GL_TEXTURE_2D, 0,
172 GL_RGBA8,
173 $self->{width}, $self->{height},
174 0,
175 GL_RGBA,
176 GL_UNSIGNED_BYTE,
177 $data;
178 } else {
179 glCopyTexImage2D GL_TEXTURE_2D, 0,
180 GL_RGBA8,
181 0, 0,
182 $self->{width}, $self->{height},
183 0;
184 }
185}
186 213
187sub DESTROY { 214 my $ua = LWP::UserAgent->new (
215 agent => "cfplus $VERSION",
216 keep_alive => 1,
217 env_proxy => 1,
218 timeout => 30,
219 );
220}
221
222sub lwp_check($) {
188 my ($self) = @_; 223 my ($res) = @_;
189 224
190 return unless exists $self->{name}; 225 $res->is_error
226 and die $res->status_line;
191 227
192 glDeleteTextures delete $self->{name}; 228 $res
193} 229}
194 230
195push @::GLINIT, sub { 231package CFPlus::Layout;
196 $_->upload 232
197 for grep $_, @textures; 233$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
234 reset_glyph_cache;
198}; 235};
199 236
2001; 2371;
201 238
202=back 239=back

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