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 ###################################################################################################  | 
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 # Copyright 2013/2014 by Marcel Greter  | 
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 # This file is part of OCBNET-CSS3 (GPL3)  | 
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 ####################################################################################################  | 
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 # a css3 object with styles and options  | 
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 ####################################################################################################  | 
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 package OCBNET::CSS3::DOM::Block;  | 
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 ####################################################################################################  | 
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 our $VERSION = '0.2.5';  | 
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 use strict;  | 
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 use warnings;  | 
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 ####################################################################################################  | 
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 use base 'OCBNET::CSS3';  | 
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 use OCBNET::CSS3::Styles;  | 
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 # create a new object  | 
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 # ***************************************************************************************  | 
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 	# package name  | 
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4952
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 	my ($pckg) = shift;  | 
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 	# create a new instance  | 
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105
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 	my $self = $pckg->SUPER::new;  | 
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 	# store only longhands  | 
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105
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 	$self->{'style'} = OCBNET::CSS3::Styles->new($self);  | 
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 	$self->{'option'} = OCBNET::CSS3::Styles->new($self);  | 
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 	# instance  | 
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 	return $self;  | 
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 # static getter  | 
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 # always overwrite this  | 
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 #**************************************************************************************************  | 
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1
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 sub type { die 'not implemented' }  | 
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 # static getters  | 
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 #**************************************************************************************************  | 
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 sub styles { $_[0]->{'style'} }  | 
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 sub options { $_[0]->{'option'} }  | 
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 # getter with recursive logic  | 
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 # can reference ids in options  | 
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 # try to load styles from there  | 
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 #**************************************************************************************************  | 
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 	# get input arguments  | 
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 	my ($self, $type, $key, $idx) = @_;  | 
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 	# try to get/call registered getter function for key  | 
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 	my $getter = $OCBNET::CSS3::Styles::getter{$key};  | 
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 	return $getter->($self, $type, $key, $idx) if defined $getter;  | 
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 	# check if found in current styles  | 
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 	if (exists $self->{$type}->{$key}->[$idx || 0])  | 
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 	{ return $self->{$type}->{$key}->[$idx || 0]; }  | 
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 	# do not go recursive on certain keys  | 
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 	return undef if $key eq 'css-ref';  | 
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 	return undef if $key eq 'css-id';  | 
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 	# find the node that has the key  | 
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 	my $node = $self->find($type, $key);  | 
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 	# return if nothing found  | 
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 	return undef unless $node;  | 
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 	# return results from getter  | 
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 	$node->get($type, $key, $idx);  | 
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 # EO sub get  | 
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 ####################################################################################################  | 
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90
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 # getters for styles and options  | 
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92
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 #**************************************************************************************************  | 
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192
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0
  
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447
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 sub style { get(shift, 'style', @_) }  | 
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 sub option { get(shift, 'option', @_) }  | 
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 ####################################################################################################  | 
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 # getter with recursive logic  | 
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 # can reference ids in options  | 
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100
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 # try to load options from there  | 
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101
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 #**************************************************************************************************  | 
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 sub find  | 
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103
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104
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105
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 	# get input arguments  | 
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 	my ($self, $type, $key) = @_;  | 
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 	# check if found in current styles  | 
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126
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 	if (exists $self->{$type}->{$key})  | 
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 	{ return $self if scalar(@{$self->{$type}->{$key}}) }  | 
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546
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 	# do not go recursive on certain keys  | 
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 	# return undef if $key eq 'css-ref';  | 
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 	# return undef if $key eq 'css-id';  | 
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 	# check each css references for given key  | 
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 	foreach my $id ($self->options->list('css-ref'))  | 
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 	{  | 
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 		# get the actual referenced dom node  | 
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 		my $ref = $self->root->{'ids'}->{$id};  | 
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 		# give error message if reference was not found  | 
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171
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 		die "referenced id <$id> not found" unless $ref;  | 
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 		# resolve value on referenced block  | 
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 		# will itself try to resolve further  | 
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225
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 		my $result = $ref->find($type, $key);  | 
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 		# only return if result is defined  | 
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192
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 		return $result if defined $result;  | 
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 	}  | 
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 	# nothing found  | 
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20
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 	return undef;  | 
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132
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133
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 }  | 
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134
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 # EO sub option  | 
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 ####################################################################################################  | 
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138
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 # helper to check if we implement a certain class  | 
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139
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 #**************************************************************************************************  | 
| 
140
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0
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 sub isa {  shift->SUPER::isa(map { 'OCBNET::CSS3::' . $_ } @_) }  | 
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 ####################################################################################################  | 
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 # remove certain styles  | 
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145
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 #**************************************************************************************************  | 
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146
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 sub clean  | 
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148
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 	# get selector and regex  | 
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150
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 	# remove styles found by regex  | 
| 
151
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0
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0
  
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 	my ($selector, $regexp) = @_;  | 
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152
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| 
153
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 	# define default expression to clean all  | 
| 
154
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0
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 	$regexp = qr// unless defined $regexp;  | 
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155
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    | 
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156
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 	# remove options  | 
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157
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0
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 	foreach my $key (keys %{$selector->{'option'}})  | 
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0
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    | 
| 
158
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 	{  | 
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159
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0
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  0
  
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 		next unless $key =~ m/^\s*$regexp/is;  | 
| 
160
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0
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 		delete $selector->{'option'}->{$key};  | 
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161
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 	}  | 
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162
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    | 
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163
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 	# remove styles  | 
| 
164
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0
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 	foreach my $key (keys %{$selector->{'style'}})  | 
| 
 
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0
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    | 
| 
165
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 	{  | 
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166
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0
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  0
  
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 | 
 
 | 
 		next unless $key =~ m/^\s*$regexp/is;  | 
| 
167
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 		delete $selector->{'style'}->{$key};  | 
| 
168
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	}  | 
| 
169
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
170
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	# define default expression to clean all  | 
| 
171
 | 
0
 | 
  
  0
  
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	$regexp = qr// unless defined $regexp;  | 
| 
172
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
173
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	# remove all background declarations now  | 
| 
174
 | 
0
 | 
 
 | 
  
  0
  
 | 
 
 | 
 
 | 
 
 | 
 	@{$selector->{'children'}} = grep {  | 
| 
 
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
175
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 		not ($_->{'key'} && $_->{'key'} =~ m/^\s*$regexp/is)  | 
| 
176
 | 
0
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	} @{$selector->{'children'}};  | 
| 
177
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
178
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
179
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 }  | 
| 
180
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 # EO sub clean  | 
| 
181
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
182
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 ####################################################################################################  | 
| 
183
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 ####################################################################################################  | 
| 
184
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 1;  |