AcePerl
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acebrowser/cgi-bin/generic/pic view on Meta::CPAN
#!/usr/bin/perl
# -*- Mode: perl -*-
# file: pic
# NOTE: This is a very confusing looking script. It is basically a client-side image map, but it
# uses a variety of workarounds so that when the user clicks in an area that isn't part of the map,
# the coordinates of the click are passed back to the script as a server-side image map. It uses
# javascript tricks to do this, but unfortunately the tricks are different for Netscape and Internet
# explorer.
use strict;
use Ace 1.51;
use File::Path;
use CGI 2.42 qw/:standard escape Map Area Layer *p *TR *td *table/;
use CGI::Carp;
use Ace::Browser::AceSubs qw(:DEFAULT Style Url);
use Ace::Browser::GeneSubs 'NCBI';
# these constants should be moved into configuration file
use constant DISABLED => 0;
use constant WIDTH => 1024;
use constant HEIGHT => 768;
use constant ICONS => Configuration()->Icons;
use constant UP_ICON => ICONS .'/a_up.gif';
use constant DOWN_ICON => ICONS .'/a_down.gif';
use constant ZOOMIN_ICON => ICONS .'/a_zoomin.gif';
use constant ZOOMOUT_ICON => ICONS .'/a_zoomout.gif';
use constant JSCRIPT => <<END;
function send_click(e,url) {
if (e.offsetX)
send_click_ie(e,url);
else
send_click_ns(e,url);
}
function send_click_ns(e,url) {
window.location = url + (e.x-document.theMapImg.x) + '-' + (e.y-document.theMapImg.y);
}
function send_click_ie(e,url) {
window.location = url + e.offsetX + '-' + e.offsetY;
}
function s(obj,comment) {
if (obj != null) obj.title=comment;
window.status=comment;
return true;
}
function c() {
if (window.event) window.event.cancelBubble=true;
}
END
;
# uuencoded GIF for error messages
use constant ERROR_GIF=><<'END';
M1TE&.#=A8`$W`/```+\``/___RP`````8`$W```"_H2/<<'M#Q^(+BF%;%YR
M3PJ&XDB6YCERE8&V[@O'((LQ-"VKW?KAM?W!!!LXG>R(3+I\Q*'R"8U2@D4@
MTFC=_8A-;?<K#8MSSJRI/(:BT\QM;()N7]Q>LUV>SNLA<OQTO?<&*-9VXV0Q
M`W<X2+?"-^3C5P/)L;`!1%7)PJ398\@)]^BIZ,E#*00F%(>H&I+1]&G7BOJ9
MV0G(BE)(FBDK(2OI=EI7-%B:93C9BURZ:Y8\9^.[E:S1PX-*?5SWT[<-O:D"
MKMCMR!QQ`[-[')F(:9[XFGKGX3[7GDV=.OK'I?U\[=$73><`%I0F<%^9*L+>
M=8/D\.%`B`F#V8-7"XL__GHB\/F*1&F-CGITTF&RYHI<(W%^BAG$]C*C-W@K
MJ9PDR$R>MV4D_S"Z"`9:BDOS$J);.*PH+*6@_AD]2NL42)$\ERD+RNXG2)H%
M9Q[D&FXBB;!+D(H="G.:4F"+N'78QO5"TKAOY9H#M>JL1*=[+6YERA+J5X4Q
MM<(]X6SPE*>).<UK2O?>X8]_W=8=^6V:2Z="-PL%6KG"4ZR:AWDVK!:ME]."
MT^;;_#(?X7[1QJ&K.)G/QIL\CY(JC*AS5=^2U<KK:]4V+):_&ZFRZ#LDOY/1
M32V:2M0#4J*+\8Y:6'W6C-U=G;\CB3,=<UNXL,>S5BLB?-.VJ-.&'BB__OW\
M_ON?L>Q?@`(.2&"!!I9T8((*+LA@@[HPY&"$$DY(87_'58AAAAINR&&''GX(
M8H@"XL>?1DNU]H*)))+!G8DBOAA1"2OFMTE'5!V!QXR"G&@>C##J*.-^QJR5
M!)`I/(C13R6.H22#1MJH7TM62?$D4&,E56486:;4X4[9&#$??.=]EU)&HI!5
MC%3O=<&<*6[>=`:6TKUIQ9RB/&1F)U'A])9[/K57&V9IXCG<4GPB1UJ=*N68
MU47AP)8;<LUQUFAJM`E3J$G%*7:5<H5UJA%D7HG4%3N.H-E,8`=YQ=>A>;$)
MJ$.0!D2,2I2*QNB#N7Q6J4D>P81/9;'(^BI'6HS:_M!>7Z[R3:'.S8K5A81)
MF:@VL2J::#VY(A9K3\1*%RI[KCK+%TVAU74G;]=5FV2V4U8++92P.II<2)=>
M]2F`,U)K'EFOH59:NY@"9FY>C$;J+VP"WQIP;`K?ZZ]1\?)8<*N3;1NG/:/:
MVR.[LRE;[L<UI6;)JQ,OS%K#%A,Y[;43Y[95O(F-III@&R/TV:6L,AQ;Q47E
MC+.M=]7;VJ`*C\/+OT/?%^F>\-)Z;*7Y"C>IE0++A(Q>/L?RV[B`A0+R<LA*
MJFJIT:9IY[=[IAU>+M9Q74G'P<F&J9^&,N*V>*Q44U*X=O_+RRTQ4IRW8D+O
MG:J?8G;L8R!;-@YYE$U&_J[EY)1?;J'EF%_Q^.:>/U'XYVIH+GKIII^.>NJ;
MNUA@YZJ__B/IDL-.>^W]VHY[[IFCJ'OO'I;,-ISVM0VTM,\!?VB??;)W8O*^
M/W\9.$MSJNFC]!5-SL,#Z:7I/Z%#WWO*D-YA\W0G1]N\QIFM6A_CX./^<-G?
ML<[G^3V78^/Z:=G_ON_0BJ\D5#T->SN0A``']C+9]<]T`*237Z3&/^W1KUE_
M2>`"W]=`\KC/4Q%\%]VBID%E\>^"\$O8A8X#M./U+(7`X]WRQ"4VHG&*A*^3
M%M7FH[[%\28Z6`"83!J5`#&YCH8A6E%;'`2D(Q)QB5;CDFB0F*)#,'&*+BQ3
=&@A;QSHK(H2*7!3/E;(XHBH9KXMD+*,9?5<``#L`
`
END
#`
;
my $click = param('click');
my $obj = GetAceObject();
unless ($obj) {
AceError(<<END) if param() && !param('name') && !param('class')
Call this script with URL parameters of
<VAR>name</VAR> and <VAR>class,</VAR> where
"name" and "class" correspond to the name and class of the
Ace object of interest.
END
;
acebrowser/cgi-bin/generic/pic view on Meta::CPAN
href="$url">));
last CASE;
}
last CASE if $box->{class} eq 'System';
if ($box->{class} eq 'BUTTON') {
my ($c) = map { "$_->[0]-$_->[1]" } [ map { 2+$_ } @{$box->{coordinates}}[0..1]];
my $clicks = $old_clicks ? "$old_clicks,$c" : $c;
my $url = Url('pic',query_string() . "&click=$clicks");
push(@lines,qq(<AREA shape="rect"
coords="$coords"
onMouseOver="return s(this,'$jcomment')"
target="_self"
href="$url">));
last CASE;
}
my $n = escape($box->{'name'});
my $c = escape($box->{'class'});
my $href = Object2URL($box->{'name'},$box->{'class'});
push(@lines,qq(<AREA shape="rect"
onMouseOver="return s(this,'$jcomment')"
coords="$coords"
href="$href">));
}
}
# Create default handling. Bad use of javascript, but can't think of any other way.
my $url = Url('pic', query_string());
my $simple_url = $url;
$url .= "&click=$old_clicks";
$url .= "," if $old_clicks;
push(@lines,qq(<AREA shape="default"
alt=""
onClick="send_click(event,'$url'); return false"
onMouseOver="return s(this,'clickable region')"
href="$simple_url">)) if $modern;
print qq(<map name="theMap">),join("\n",@lines),qq(</map>),"\n";
}
# special case for maps
# this builds the whole map control/navigation panel
sub build_map_navigation_panel {
my $obj = shift;
my ($name,$class) = @_;
my $map_start = param ('map_start');
my $map_stop = param ('map_stop');
my($start,$stop) = $obj->asGif(-getcoords=>1);
$map_start ||= $start;
$map_stop ||= $stop;
my($min,$max) = get_extremes($obj->db,$name);
# this section is responsible for centering on the place the user clicks
if (param('click')) {
my ($x,$y) = split '-',param('click');
my $pos = $map_start + $y/HEIGHT * ($map_stop - $map_start);
my $offset = $pos - ($map_start + $map_stop)/2;
$map_start += $offset;
$map_stop += $offset;
param('map_start' => $map_start);
param('map_stop' => $map_stop);
Delete('click');
}
my $self = url(-path_info=>1);
my $half = ($map_stop - $map_start)/2;
my $a1 = $map_start - $half;
$a1 = $min if $min > $a1;
my $a2 = $map_stop - ($map_start - $a1);
my $b2 = $map_stop + $half;
$b2 = $max if $b2 > $max;
my $b1 = $b2 - ($map_stop - $map_start);
my $m1 = $map_start + $half/2;
my $m2 = $map_stop - $half/2;
print start_table({-border=>1});
print TR(td({-align=>'CENTER',-class=>'datatitle',-colspan=>2},'Map Control'));
print start_TR();
print td(
table({-border=>0},
TR(td(' '),
td(
$map_start > $min ?
a({-href=>"$self?name=$name;class=$class;map_start=$a1;map_stop=$a2"},
img({-src=>UP_ICON,-align=>'MIDDLE',-border=>0}),' Up')
:
font({-color=>'#A0A0A0'},img({-src=>UP_ICON,-align=>'MIDDLE',-border=>0}),' Up')
),
td(' ')
),
TR(td({-valign=>'CENTER',-align=>'CENTER'},
a({-href=>"$self?name=$name;class=$class;map_start=$a1;map_stop=$b2"},
img({-src=>ZOOMOUT_ICON,-align=>'MIDDLE',-border=>0}),' Shrink')
),
td({-valign=>'CENTER',-align=>'CENTER'},
a({-href=>"$self?name=$name;class=$class;map_start=$min;map_stop=$max"},'WHOLE')
),
td({-valign=>'CENTER',-align=>'CENTER'},
a({-href=>"$self?name=$name;class=$class;map_start=$m1;map_stop=$m2"},
img({-src=>ZOOMIN_ICON,-align=>'MIDDLE',-border=>0}),' Magnify')
)
),
TR(td(' '),
td(
$map_stop < $max ?
a({-href=>"$self?name=$name;class=$class;map_start=$b1;map_stop=$b2"},
img({-src=>DOWN_ICON,-align=>'MIDDLE',-border=>0}),' Down')
:
font({-color=>'#A0A0A0'},img({-src=>DOWN_ICON,-align=>'MIDDLE',-border=>0}),' Down')
),
td(' '))
)
);
( run in 1.259 second using v1.01-cache-2.11-cpan-39bf76dae61 )