/
FlowchartPlugin.pm
656 lines (601 loc) · 28.4 KB
/
FlowchartPlugin.pm
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# Plugin for Foswiki - The Free and Open Source Wiki, http://foswiki.org/
#
# Copyright (C) 2000-2003 Andrea Sterbini, a.sterbini@flashnet.it
# Copyright (C) 2001-2004 Peter Thoeny, peter@thoeny.com
# Copyright (C) 2005... Aurelio A. Heckert, aurium@gmail.com
#
# 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, published at
# http://www.gnu.org/copyleft/gpl.html
#
# =========================
#
# This is an empty TWiki plugin. Use it as a template
# for your own plugins; see %SYSTEMWEB%.Plugins for details.
#
# Each plugin is a package that may contain these functions: VERSION:
#
# earlyInitPlugin ( ) 1.020
# initPlugin ( $topic, $web, $user, $installWeb ) 1.000
# initializeUserHandler ( $loginName, $url, $pathInfo ) 1.010
# registrationHandler ( $web, $wikiName, $loginName ) 1.010
# beforeCommonTagsHandler ( $text, $topic, $web ) 1.024
# commonTagsHandler ( $text, $topic, $web ) 1.000
# afterCommonTagsHandler ( $text, $topic, $web ) 1.024
# startRenderingHandler ( $text, $web ) 1.000
# outsidePREHandler ( $text ) 1.000
# insidePREHandler ( $text ) 1.000
# endRenderingHandler ( $text ) 1.000
# beforeEditHandler ( $text, $topic, $web ) 1.010
# afterEditHandler ( $text, $topic, $web ) 1.010
# beforeSaveHandler ( $text, $topic, $web ) 1.010
# afterSaveHandler ( $text, $topic, $web, $errors ) 1.020
# writeHeaderHandler ( $query ) 1.010 Use only in one Plugin
# redirectCgiQueryHandler ( $query, $url ) 1.010 Use only in one Plugin
# getSessionValueHandler ( $key ) 1.010 Use only in one Plugin
# setSessionValueHandler ( $key, $value ) 1.010 Use only in one Plugin
#
# initPlugin is required, all other are optional.
# For increased performance, all handlers except initPlugin are
# disabled. To enable a handler remove the leading DISABLE_ from
# the function name. Remove disabled handlers you do not need.
#
# NOTE: To interact with TWiki use the official TWiki functions
# in the Foswiki::Func module. Do not reference any functions or
# variables elsewhere in TWiki!!
# =========================
package Foswiki::Plugins::FlowchartPlugin;
# =========================
use vars qw(
$web $topic $user $installWeb $VERSION $RELEASE $pluginName
$debug $exampleCfgVar
);
# This should always be $Rev$ so that TWiki can determine the checked-in
# status of the plugin. It is used by the build automation tools, so
# you should leave it alone.
$VERSION = '$Rev$';
# This is a free-form string you can use to "name" your own plugin version.
# It is *not* used by the build automation tools, but is reported as part
# of the version number in PLUGINDESCRIPTIONS.
$RELEASE = 'Dakar';
# for th 1.0 need:
# * Validate data
# * show error message
$pluginName = 'FlowchartPlugin'; # Name of this Plugin
# =========================
sub initPlugin
{
( $topic, $web, $user, $installWeb ) = @_;
# check for Plugins.pm versions
if( $Foswiki::Plugins::VERSION < 1.021 ) {
Foswiki::Func::writeWarning( "Version mismatch between $pluginName and Plugins.pm" );
return 0;
}
# Get plugin debug flag
$debug = Foswiki::Func::getPluginPreferencesFlag( "DEBUG" );
# Get plugin preferences, the variable defined by: * Set EXAMPLE = ...
$exampleCfgVar = Foswiki::Func::getPluginPreferencesValue( "EXAMPLE" ) || "default";
# Plugin correctly initialized
Foswiki::Func::writeDebug( "- Foswiki::Plugins::${pluginName}::initPlugin( $web.$topic ) is OK" ) if $debug;
return 1;
}
# =========================
sub commonTagsHandler
{
### my ( $text, $topic, $web ) = @_; # do not uncomment, use $_[0], $_[1]... instead
Foswiki::Func::writeDebug( "- ${pluginName}::commonTagsHandler( $_[2].$_[1] )" ) if $debug;
# This is the place to define customized tags and variables
# Called by Foswiki::handleCommonTags, after %INCLUDE:"..."%
# do custom extension rule, like for example:
$_[0] =~ s/%FLOWCHART%/&mostraFluxograma($_[0], $_[1], $_[2], '')/ge;
$_[0] =~ s/%FLOWCHART\{([^\n]*?)\}%/&mostraFluxograma($_[0], $_[1], $_[2], $1)/ge;
$_[0] =~ s/\s*%FLOWCHART_BR%\s*/ /g;
$_[0] =~ s/%FLOWCHART_START%//g;
$_[0] =~ s/%FLOWCHART_STOP%//g;
# $_[0] =~ s/%XYZ{(.*?)}%/&handleXyz($1)/ge;
}
my %fluxItens;
my $totItens = 0;
my %caixa = (
'w' => 0,
'h' => 0,
'areaX' => 0,
'areaY' => 0,
'bigerPosX' => 1,
'bigerPosY' => 1,
'color_start' => 'c0d8c0',
'color_end' => 'b0b8c0',
'color_end-error' => 'e0a0a0',
'color_action' => 'c0d0e0',
'color_question' => 'e0d0c0',
'style' => 'fill-opacity:1;stroke:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;overflow:visible;'
);
my %seta = (
'N' => "M 5,0 L 0,10 L 5,8 L 10,10 L 5,0 z",
'S' => "M 5,10 L 0,0 L 5,2 L 10,0 L 5,10 z",
'L' => "M 10,5 L 0,0 L 2,5 L 0,10 L 10,5 z",
'O' => "M 0,5 L 10,0 L 8,5 L 10,10 L 0,5 z",
'style' => 'stroke:none;fill:#707070;'
);
my $textSize = 17;
my $styleText = "font-size:${textSize}px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;fill:#000000;stroke:none;font-family:Bitstream Vera Sans;text-anchor:middle;writing-mode:lr-tb;";
my $styleLinha = 'stroke-width:2px;stroke:#000000;stroke-opacity:0.40;fill:none;';
sub mostraFluxograma
{
my ( $text, $topic, $web, $params ) = @_;
my $myPub = Foswiki::Func::getPubDir() ."/$web/$topic";
my $mapImg = Foswiki::Func::readFile( "$myPub/flowchartMapImg_$topic.txt" );
$style = Foswiki::Func::extractNameValuePair( $params, 'tag-style' ) ||
Foswiki::Func::getPluginPreferencesValue( 'TAG_STYLE' ) ||
'border:1px dotted #505050;';
return "$mapImg
<img src=\"\%ATTACHURL%/flowchart_$topic.png\" usemap=\"#flowchart_$topic\" style=\"$style\" alt=\"flowchart_$topic\"/>";
}
sub desenhaFluxograma
{
my ( $text, $topic, $web, $params ) = @_;
my $myPub = Foswiki::Func::getPubDir() ."/$web/$topic";
my $percentReduce;
$caixa{'w'} = Foswiki::Func::extractNameValuePair( $params, 'item-w' ) ||
Foswiki::Func::getPluginPreferencesValue('ITEM_WIDTH') ||
140;
$caixa{'h'} = Foswiki::Func::extractNameValuePair( $params, 'item-h' ) ||
Foswiki::Func::getPluginPreferencesValue('ITEM_HEIGHT') ||
40;
$caixa{'areaX'} = Foswiki::Func::extractNameValuePair( $params, 'area-w' ) ||
Foswiki::Func::getPluginPreferencesValue('ITEM_AREA_W') ||
180;
$caixa{'areaY'} = Foswiki::Func::extractNameValuePair( $params, 'area-h' ) ||
Foswiki::Func::getPluginPreferencesValue('ITEM_AREA_H') ||
70;
$percentReduce = Foswiki::Func::extractNameValuePair( $params, 'percent' ) ||
Foswiki::Func::getPluginPreferencesValue('PERCENT_IMG') ||
70;
$textSize = Foswiki::Func::extractNameValuePair( $params, 'text-size' ) ||
Foswiki::Func::getPluginPreferencesValue('TEXT_SIZE') ||
17;
$text =~ s/.*%FLOWCHART_START%(.*)$/$1/ if ( $text =~ m/%FLOWCHART_START%/ );
$text =~ s/(.*)%FLOWCHART_STOP%.*$/$1/ if ( $text =~ m/%FLOWCHART_STOP%/ );
my ( $id, $title, $goto, $gotoYes, $gotoNo, $color );
foreach $line ( split /\n/, $text ) {
if ( $line =~ m/^---[+][+][ ]+(.+)/ ) {
registerLastItem($id, $title, $type, $goto, $gotoYes, $gotoNo, $color);
( $id, $title, $type, $goto, $gotoYes, $gotoNo, $color ) =
( '', '', 'action', '', '', '', '' );
$title .= $1;
}
#if ( $line =~ m/^[ ][ ][ ]\*\s*(.+?[^ ])\s*:\s*(.+[^ ])\s*/ ) { # Não tá funcionando Porra!
if ( $line =~ m/^\s\*\s*(.+?[^ ])\s*:\s*(.+[^ ])\s*/ ) { # Isso tá errado e funciona. Merda!
$id = $2 if ( lc($1) eq 'id' );
$type = $2 if ( lc($1) eq 'type' );
$goto = $2 if ( lc($1) eq 'goto' );
$gotoYes = $2 if ( lc($1) eq 'yes' );
$gotoNo = $2 if ( lc($1) eq 'no' );
$color = $2 if ( lc($1) eq 'color' );
}
}
registerLastItem($id, $title, $type, $goto, $gotoYes, $gotoNo, $color);
my $error = '';
my $svg = &montaSVG($topic, $web);
my $mapImg = &montaMapImg($topic, $web, $percentReduce);
unless (-d $myPub){
mkdir $myPub or die "can't create directory $myPub";
}
Foswiki::Func::saveFile( "$myPub/flowchart_$topic.svg", $svg );
Foswiki::Func::saveFile( "$myPub/flowchartMapImg_$topic.txt", $mapImg );
system ("convert", "$myPub/flowchart_$topic.svg",
'-resize', $percentReduce.'%x'.$percentReduce.'%', "$myPub/flowchart_$topic.png");
}
my $itemPositionDefault = 1; # will be 1 only to the frist!
my $firstItemId;
my $lastItemId;
sub registerLastItem
{
use Encode;
my ($id, $title, $type, $goto, $gotoYes, $gotoNo, $color) = @_;
if ( $title ) {
$totItens++;
$id =~ s/\s*([^ ]*)\s*/$1/g;
$id =~ s/[^a-zA-Z0-9]/_/g;
$id = "fluxIten$totItens" if ( !$id );
#$title = `echo $title | iconv -t utf-8`; # convert to utf-8 by shell
#$title = encode("utf8", decode("iso-8859-1", $title)); # convert to utf-8 from iso
$title = encode("utf8", $title); # convert to utf-8 (from anything?)
$fluxItens{$id} = {
'title' => $title,
'type' => lc $type,
'goto' => $goto,
'gotoYes' => $gotoYes,
'gotoNo' => $gotoNo,
'x' => $itemPositionDefault,
'y' => $itemPositionDefault,
'color' => $color
};
if ( $itemPositionDefault == 1 ) { # Yeah... this is the first item.
$firstItemId = $id;
$itemPositionDefault = 0 # to the other ones, the position is not defined.
} else {
if ( $fluxItens{$lastItemId}->{'type'} =~ m/question|end|end-error/ ) {
$fluxItens{$lastItemId}->{'goto'} = '';
if ( lc $fluxItens{$lastItemId}->{'gotoYes'} eq 'next' ){
$fluxItens{$lastItemId}->{'gotoYes'} = $id;
}
if ( lc $fluxItens{$lastItemId}->{'gotoNo'} eq 'next' ){
$fluxItens{$lastItemId}->{'gotoNo'} = $id;
}
} else {
my $goto = lc $fluxItens{$lastItemId}->{'goto'};
if ( $goto eq '' || $goto eq 'next' ) {
$fluxItens{$lastItemId}->{'goto'} = $id;
}
}
}
$lastItemId = $id;
}
}
sub montaSVG
{
my ( $topic, $web ) = @_;
my $svg = '<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
<< Created with FlowchartPlugin for TWiki >>
<< Get it on http://twiki.org/cgi-bin/view/Plugins/FlowchartPlugin >>
This flowchart was based on:
'. Foswiki::Func::getViewUrl( $web, $topic ) .'
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->';
$svg .= &encaixaItemRecursive();
$svg .= &linkItensRecursive();
return '<?xml version="1.0" encoding="UTF-8"?>
<svg xmlns="http://www.w3.org/2000/svg"'.
' width="'. ( $caixa{bigerPosX} * $caixa{areaX} ) .'px"'.
' height="'. ( $caixa{bigerPosY} * $caixa{areaY} ) .'px">'."\n$svg\n</svg>";
}
sub encaixaItemRecursive
{
my $id = $_[0];
my $svg = "\n";
if ( !$id ) { # it is the first item
$id = $firstItemId;
$_[1] = 1;
$_[2] = 1;
} else {
if ( $fluxItens{$id}->{x} ) {
return ''; # it's already defined.
}
$fluxItens{$id}->{x} = $_[1];
$fluxItens{$id}->{y} = $_[2];
}
$caixa{x} = $fluxItens{$id}->{x} * $caixa{areaX} - ( ($caixa{areaX}+$caixa{w}) / 2);
$caixa{y} = $fluxItens{$id}->{y} * $caixa{areaY} - ( ($caixa{areaY}+$caixa{h}) / 2);
my $color = $caixa{ 'color_'.$fluxItens{$id}->{type} };
$color = $fluxItens{$id}->{color} if ( $fluxItens{$id}->{color} ne '' );
if ( $fluxItens{$id}->{type} eq 'start' ) {
$svg .= ' <rect id="caixa_'.$id.'" x="'.$caixa{x}.'" y="'.$caixa{y}.'"
rx="'.($caixa{'h'}/3).'" ry="'.($caixa{h}/3).'"
width="'.$caixa{'w'}.'" height="'.$caixa{h}.'"
style="fill:#'.$color.';'.$caixa{style}.'" />';
}
if ( $fluxItens{$id}->{type} eq 'action' ) {
$svg .= ' <rect id="caixa_'.$id.'" x="'.$caixa{x}.'" y="'.$caixa{y}.'"
width="'.$caixa{'w'}.'" height="'.$caixa{h}.'"
style="fill:#'.$color.';'.$caixa{style}.'" />';
}
if ( $fluxItens{$id}->{type} eq 'question' ) {
#transform="matrix(escalaX, inclinaY, inclinaX, escalaY, posX, posY)"
$svg .= ' <path id="caixa_'.$id.'"
d="M 0.4,0.0 L 0.6,0.0 L 1.0,0.3 L 1.0,0.7 L 0.6,1.0 L 0.4,1.0 L 0.0,0.7 L 0.0,0.3 L 0.4,0.0 z"
transform="matrix('.$caixa{'w'}.', 0,0, '.$caixa{'h'}.', '.$caixa{x}.','.$caixa{y}.')"
style="fill:#'.$color.';'.$caixa{style}.'" />';
}
if ( $fluxItens{$id}->{type} eq 'end' || $fluxItens{$id}->{type} eq 'end-error' ) {
$svg .= ' <rect id="caixa_'.$id.'" x="'.$caixa{x}.'" y="'.$caixa{y}.'"
rx="'.($caixa{'h'}/3).'" ry="'.($caixa{h}/3).'"
width="'.$caixa{'w'}.'" height="'.$caixa{h}.'"
style="fill:#'.$color.';'.$caixa{style}.'" />';
}
$svg .= "\n".' <text xml:space="preserve" id="text_'.$id.'" style="'.$styleText.'">';
my $tilteLineX = $fluxItens{$id}->{x} * $caixa{areaX} - ( $caixa{areaX} / 2 );
my $tilteLineY = $fluxItens{$id}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 );
foreach $tilteLine ( split /%FLOWCHART_BR%/, $fluxItens{$id}->{title} ) {
$tilteLine =~ s/<nop>//g;
$tilteLine =~ s/^\s*([^\s].*[^\s])\s*$/$1/;
$svg .= "<tspan x=\"$tilteLineX\" y=\"$tilteLineY\">$tilteLine</tspan>";
$tilteLineY += $textSize;
}
$svg .= '</text>';
if ( $fluxItens{$id}->{'goto'} ne '' ) {
$caixa{bigerPosY} = ($_[2]+1) if ( $caixa{bigerPosY} < ($_[2]+1) );
$svg .= &encaixaItemRecursive ( $fluxItens{$id}->{'goto'}, $_[1], ($_[2]+1) );
}
my $gotoYesAlreadyExists;
if ( $fluxItens{$id}->{'gotoYes'} ne '' ) {
$caixa{bigerPosY} = ($_[2]+1) if ( $caixa{bigerPosY} < ($_[2]+1) );
if ( $fluxItens{$fluxItens{$id}->{'gotoYes'}}->{x} == 0 ) {
$gotoYesAlreadyExists = 0;
$svg .= &encaixaItemRecursive ( $fluxItens{$id}->{'gotoYes'}, $_[1], ($_[2]+1) );
} else {
$gotoYesAlreadyExists = 1; # The next already exists. The gotoNo can go down!
}
}
if ( $fluxItens{$id}->{'gotoNo'} ne '' ) {
if ( $gotoYesAlreadyExists ) {
$svg .= &encaixaItemRecursive ( $fluxItens{$id}->{'gotoNo'}, $_[1], ($_[2]+1) );
} else {
$caixa{bigerPosX}++ if ( $fluxItens{$fluxItens{$id}->{'gotoNo'}}->{x} == 0 );
if ( $fluxItens{$fluxItens{$id}->{'gotoNo'}}->{x} == 0 ) {
$fluxItens{$fluxItens{$id}->{'gotoNo'}}->{'firstInTheColumn'} = 1;
$svg .= &encaixaItemRecursive ( $fluxItens{$id}->{'gotoNo'}, $caixa{bigerPosX}, $_[2] );
}
}
}
return $svg
}
sub linkItensRecursive
{
my $idFrom = $_[0];
my $svg = "\n\n";
if ( !$idFrom ) { # it is the first item
$idFrom = $firstItemId;
}
if ( $fluxItens{$idFrom}->{linked} ) {
return ''; # it's already defined.
}
$fluxItens{$idFrom}->{linked} = 1;
if ( $fluxItens{$idFrom}->{'goto'} eq '' &&
$fluxItens{$idFrom}->{'gotoYes'} eq '' &&
$fluxItens{$idFrom}->{'gotoNo'} eq '' ) {
return ''; # it is the end.
}
# d="M Ponto1 C Guia1 Guia2 Ponto2"
my ( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy );
my $gotoYesExitBy;
if ( $fluxItens{$idFrom}->{'goto'} ne '' ) {
$idTo = $fluxItens{$idFrom}->{'goto'};
( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy ) =
&getLinkLine( $idFrom, $idTo );
$svg .= " <path id=\"form_${idFrom}_to_$idTo\"
d=\"M $iniX,$iniY C $guideIniX,$guideIniY $guideEndX,$guideEndY $endX,$endY\"
style=\"$styleLinha\" />\n";
$svg .= ' <path id="seta_to_'.$idTo.'" d="'. $seta{$setaType} .'"
transform="translate('.($endX-5).','.($endY-5).')" style="'.$seta{style}.'" />';
$svg .= &linkItensRecursive($idTo);
}
if ( $fluxItens{$idFrom}->{'gotoYes'} ne '' ) {
$idTo = $fluxItens{$idFrom}->{'gotoYes'};
( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy ) =
&getLinkLine( $idFrom, $idTo );
$gotoYesExitBy = $exitBy;
$svg .= " <path id=\"form_${idFrom}_to_$idTo\"
d=\"M $iniX,$iniY C $guideIniX,$guideIniY $guideEndX,$guideEndY $endX,$endY\"
style=\"$styleLinha\" />\n";
$svg .= ' <path id="seta_to_'.$idTo.'" d="'. $seta{$setaType} .'"
transform="translate('.($endX-5).','.($endY-5).')" style="'.$seta{style}.'" />';
$svg .= "\n <circle cx=\"$iniX\" cy=\"$iniY\" r=\"2.5\" stroke=\"none\" fill=\"green\"/>";
$svg .= &linkItensRecursive($idTo);
}
if ( $fluxItens{$idFrom}->{'gotoNo'} ne '' ) {
$idTo = $fluxItens{$idFrom}->{'gotoNo'};
( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy ) =
&getLinkLine( $idFrom, $idTo );
if ( $exitBy eq $gotoYesExitBy ) {
$iniX += 5 if ( $exitBy eq 'N' || $exitBy eq 'S' );
$iniY -= 5 if ( $exitBy eq 'L' || $exitBy eq 'O' );
}
$svg .= " <path id=\"form_${idFrom}_to_$idTo\"
d=\"M $iniX,$iniY C $guideIniX,$guideIniY $guideEndX,$guideEndY $endX,$endY\"
style=\"$styleLinha\" />\n";
$svg .= ' <path id="seta_to_'.$idTo.'" d="'. $seta{$setaType} .'"
transform="translate('.($endX-5).','.($endY-5).')" style="'.$seta{style}.'" />';
$svg .= "\n <circle cx=\"$iniX\" cy=\"$iniY\" r=\"2.5\" stroke=\"none\" fill=\"red\"/>";
$svg .= &linkItensRecursive($idTo);
}
return $svg
}
sub getLinkLine
{
my ( $idFrom, $idTo ) = @_;
my ( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy );
if ( $fluxItens{$idFrom}->{x} < $fluxItens{$idTo}->{x} ) {
if ( $fluxItens{$idFrom}->{y} == $fluxItens{$idTo}->{y} ) { # Case 1
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endX = ($fluxItens{$idTo}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
if( ($fluxItens{$idFrom}->{x}+1) == $fluxItens{$idTo}->{x} ) {
$guideIniX = $iniX + (($caixa{areaX}-$caixa{w})/2); $guideIniY = $iniY;
$guideEndX = $endX - (($caixa{areaX}-$caixa{w})/2); $guideEndY = $endY;
} else {
$guideIniX = $iniX + ($caixa{areaX}/2); $guideIniY = $iniY + ($caixa{areaY}/4);
$guideEndX = $endX - ($caixa{areaX}/2); $guideEndY = $endY - ($caixa{areaY}/4);
}
$setaType = 'L';
$exitBy = 'L';
}
if ( $fluxItens{$idFrom}->{y} < $fluxItens{$idTo}->{y} ) { # Case 2
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endX = ($fluxItens{$idTo}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
if( ($fluxItens{$idFrom}->{x}+1) == $fluxItens{$idTo}->{x} ) {
$guideIniX = $endX + ($caixa{areaX}-$caixa{w}); $guideIniY = $iniY;
$guideEndX = $iniX - ($caixa{areaX}-$caixa{w}); $guideEndY = $endY;
} else {
$guideIniX = ( $iniX + $endX ) / 2; $guideIniY = $iniY;
$guideEndX = ( $iniX + $endX ) / 2; $guideEndY = $endY;
}
$setaType = 'L';
$exitBy = 'L';
}
if ( $fluxItens{$idFrom}->{y} > $fluxItens{$idTo}->{y} ) { # Case 3
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( $caixa{areaX} / 2 ) - ($caixa{w}/8);
$iniY = ($fluxItens{$idFrom}->{y}-1) * $caixa{areaY} + ( ($caixa{areaY}-$caixa{h}) / 2 );
$endX = ($fluxItens{$idTo}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
$guideIniX = $iniX; $guideIniY = $iniY - $caixa{areaY};
$guideEndX = $endX - ($caixa{areaX}/2); $guideEndY = $endY;
$setaType = 'L';
$exitBy = 'N';
}
}
if ( $fluxItens{$idFrom}->{x} > $fluxItens{$idTo}->{x} ) {
if ( $fluxItens{$idFrom}->{y} == $fluxItens{$idTo}->{y} ) { # Case 4
$iniX = ($fluxItens{$idFrom}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endX = $fluxItens{$idTo}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
if( ($fluxItens{$idFrom}->{x}+1) == $fluxItens{$idTo}->{x} ) {
$guideIniX = $iniX - (($caixa{areaX}-$caixa{w})/2); $guideIniY = $iniY;
$guideEndX = $endX + (($caixa{areaX}-$caixa{w})/2); $guideEndY = $endY;
} else {
$guideIniX = $iniX - ($caixa{areaX}/2); $guideIniY = $iniY + ($caixa{areaY}/4);
$guideEndX = $endX + ($caixa{areaX}/2); $guideEndY = $endY - ($caixa{areaY}/4);
}
$setaType = 'O';
$exitBy = 'O';
}
if ( $fluxItens{$idFrom}->{y} < $fluxItens{$idTo}->{y} ) { # Case 5
$iniX = ($fluxItens{$idFrom}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endX = $fluxItens{$idTo}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
if( ($fluxItens{$idFrom}->{x}-1) == $fluxItens{$idTo}->{x} ) {
$guideIniX = $endX - ($caixa{areaX}-$caixa{w}); $guideIniY = $iniY;
$guideEndX = $iniX + ($caixa{areaX}-$caixa{w}); $guideEndY = $endY;
} else {
$guideIniX = ( $iniX + $endX ) / 2; $guideIniY = $iniY;
$guideEndX = ( $iniX + $endX ) / 2; $guideEndY = $endY;
}
$setaType = 'O';
$exitBy = 'O';
}
if ( $fluxItens{$idFrom}->{y} > $fluxItens{$idTo}->{y} ) { # Case 6
if ( $fluxItens{$idFrom}->{'firstInTheColumn'} ) {
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( $caixa{areaX} / 2 ) - ($caixa{w}/8);
$iniY = ($fluxItens{$idFrom}->{y}-1) * $caixa{areaY} + ( ($caixa{areaY}-$caixa{h}) / 2 );
$guideIniX = $iniX; $guideIniY = $iniY - $caixa{areaY};
$exitBy = 'N';
} else {
$iniX = ($fluxItens{$idFrom}->{x}-1) * $caixa{areaX} + ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$exitBy = 'O';
}
$endX = $fluxItens{$idTo}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
if ( ! $fluxItens{$idFrom}->{'firstInTheColumn'} ) {
if( ($fluxItens{$idFrom}->{x}-1) == $fluxItens{$idTo}->{x} ) {
$guideIniX = $endX - ($caixa{areaX}-$caixa{w}); $guideIniY = $iniY;
} else {
$guideIniX = ( $iniX + $endX ) / 2; $guideIniY = $iniY;
}
}
if( ($fluxItens{$idFrom}->{x}-1) == $fluxItens{$idTo}->{x} ) {
$guideEndX = $iniX + ($caixa{areaX}-$caixa{w}); $guideEndY = $endY;
} else {
$guideEndX = ( $iniX + $endX ) / 2; $guideEndY = $endY;
}
$guideEndX = $endX + ($caixa{areaX}/2); $guideEndY = $endY;
$setaType = 'O';
}
}
if ( $fluxItens{$idFrom}->{x} == $fluxItens{$idTo}->{x} ) {
if ( $fluxItens{$idFrom}->{y} < $fluxItens{$idTo}->{y} ) { # Case 7
if ( ($fluxItens{$idFrom}->{y}+1) == $fluxItens{$idTo}->{y} ) { # Case 7.a
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( $caixa{areaX} / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( ($caixa{areaY}-$caixa{h}) / 2 );
$endY = ($fluxItens{$idTo}->{y}-1) * $caixa{areaY} + ( ($caixa{areaY}-$caixa{h}) / 2 );
$endX = $iniX;
$guideIniX = $iniX; $guideIniY = $iniY;
$guideEndX = $endX; $guideEndY = $endY;
$setaType = 'S';
$exitBy = 'S';
} else { # . . . . . . . . . . . . . . . . . . . . . . . . . . # Case 7.b
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
$endX = $iniX;
$guideIniX = $iniX + ( $caixa{areaX}-$caixa{w} )/1.5; $guideIniY = $iniY;
$guideEndX = $endX + ( $caixa{areaX}-$caixa{w} )*1.5; $guideEndY = $endY;
$setaType = 'O';
$exitBy = 'L';
}
}
if ( $fluxItens{$idFrom}->{y} > $fluxItens{$idTo}->{y} ) { # Case 8
$iniX = $fluxItens{$idFrom}->{x} * $caixa{areaX} - ( ($caixa{areaX}-$caixa{w}) / 2 );
$iniY = $fluxItens{$idFrom}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) + ($caixa{h}/6);
$endY = $fluxItens{$idTo}->{y} * $caixa{areaY} - ( $caixa{areaY} / 2 ) - ($caixa{h}/6);
$endX = $iniX;
$guideIniX = $iniX + ( $caixa{areaX}-$caixa{w} )/1.5; $guideIniY = $iniY;
$guideEndX = $endX + ( $caixa{areaX}-$caixa{w} )*1.5; $guideEndY = $endY;
$setaType = 'O';
$exitBy = 'L';
}
}
return ( $iniX,$iniY, $endX,$endY, $guideIniX,$guideIniY, $guideEndX,$guideEndY, $setaType, $exitBy );
}
sub montaMapImg
{
my ( $topic, $web, $perReduce ) = @_;
$reduce = $perReduce / 100;
return '<map name="flowchart_'.$topic.'">'. &encaixaMapImg($topic, $web, $reduce) ."\n</map>";
}
sub encaixaMapImg
{
my ( $topic, $web, $reduce, $id ) = @_;
my $mapImg = "\n";
if ( !$id ) { # it is the first item
$id = $firstItemId;
}
if ( $fluxItens{$id}->{maped} ) {
return ''; # it's already defined.
}
$fluxItens{$id}->{maped} = 1;
my $URL = Foswiki::Func::getViewUrl( $web, $topic );
my $title = $fluxItens{$id}->{title};
$title = encode( "iso-8859-1", decode("utf-8", $title) ); # convert from utf-8 to iso
$title =~ s/%FLOWCHART_BR%/ /g; $title =~ s/\"/\'/g; $title =~ s/\s+/ /g;
my $anchor = $title;
$anchor =~ s/[^a-zA-Z0-9]/_/g; $anchor =~ s/_+/_/g; $anchor =~ s/(^_*|_*$)//g;
my $x = ( $fluxItens{$id}->{x} * $caixa{areaX} - ( ($caixa{areaX}+$caixa{w}) / 2) ) * $reduce;
my $y = ( $fluxItens{$id}->{y} * $caixa{areaY} - ( ($caixa{areaY}+$caixa{h}) / 2) ) * $reduce;
my $w = $caixa{w} * $reduce;
my $h = $caixa{h} * $reduce;
$mapImg .= ' <area href="'.$URL.'#'.$anchor.'" title="'.$title.'"';
$mapImg .= ' shape="rect" coords="'.$x.','.$y.','.($x+$w).','.($y+$h).'">';
if ( $fluxItens{$id}->{'goto'} ne '' ) {
$mapImg .= &encaixaMapImg( $topic, $web, $reduce, $fluxItens{$id}->{'goto'} );
}
if ( $fluxItens{$id}->{'gotoYes'} ne '' ) {
$mapImg .= &encaixaMapImg( $topic, $web, $reduce, $fluxItens{$id}->{'gotoYes'} );
}
if ( $fluxItens{$id}->{'gotoNo'} ne '' ) {
$mapImg .= &encaixaMapImg( $topic, $web, $reduce, $fluxItens{$id}->{'gotoNo'} );
}
return $mapImg;
}
# =========================
sub afterSaveHandler
{
### my ( $text, $topic, $web, $error ) = @_; # do not uncomment, use $_[0], $_[1]... instead
Foswiki::Func::writeDebug( "- ${pluginName}::afterSaveHandler( $_[2].$_[1] )" ) if $debug;
my $web = $_[2];
$web =~ s/(\/)/\./g;
my $tempFileName = $Foswiki::cfg{TempfileDir} . '/' . $web . '_' . $_[1] . '.txt';
Foswiki::Func::saveFile( $tempFileName, 'ini' );
# This handler is called by Foswiki::Store::saveTopic just after the save action.
# New hook in Foswiki::Plugins $VERSION = '1.020'
# Hire is the right position to create the image.
if ( $_[0] =~ m/%FLOWCHART%/ ) {
&desenhaFluxograma($_[0], $_[1], $_[2], '');
}
if ( $_[0] =~ m/%FLOWCHART\{([^\n]*?)\}%/ ) {
&desenhaFluxograma($_[0], $_[1], $_[2], $1);
}
}
# =========================
1;