com.inet.lib.less.CssRuleOutput Maven / Gradle / Ivy
/**
* MIT License (MIT)
*
* Copyright (c) 2014 - 2015 Volker Berlin
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* UT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author Volker Berlin
* @license: The MIT license
*/
package com.inet.lib.less;
/**
* A CSS output of a single rule.
*/
class CssRuleOutput extends CssOutput {
private String[] selectors;
private StringBuilder output;
private boolean isReference;
private boolean isConcatExtents;
/**
* Create a instance.
* @param selectors the selectors of the rule
* @param output a buffer for the content of the rule.
* @param isReference if this content was loaded via reference
*/
CssRuleOutput( String[] selectors, StringBuilder output, boolean isReference ) {
this.selectors = selectors;
this.output = output;
this.isReference = isReference;
}
/**
* {@inheritDoc}
*/
@Override
void appendTo( StringBuilder target, LessExtendMap lessExtends, CssFormatter formatter ) {
if( hasContent(lessExtends) ) {
formatter.startBlockImpl( selectors );
target.append( output );
formatter.endBlockImpl();
}
}
/**
* {@inheritDoc}
*/
@Override
boolean hasContent(LessExtendMap lessExtends ) {
if( output.length() == 0 ) {
return false;
}
if( !isConcatExtents ) {
isConcatExtents = true;
selectors = lessExtends.concatenateExtends( selectors, isReference );
}
return selectors.length > 0;
}
/**
* Get the selectors of this rule.
* @return the selectors
*/
String[] getSelectors() {
return selectors;
}
/**
* Get the output of this rule.
* @return the output
*/
StringBuilder getOutput() {
return output;
}
}