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package tsukuba_bunko.peko.scenario.stage; |
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import org.xml.sax.Attributes; |
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import org.xml.sax.SAXException; |
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import tsukuba_bunko.peko.scenario.HandlerRegistry; |
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import tsukuba_bunko.peko.scenario.PSMLUtil; |
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public class AtOnceHandler extends StageElementHandler { |
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private StageElementHandler _child = null; |
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private int _level = 0; |
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private String _effect = null; |
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private boolean _containsSlideOperation = false; |
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public AtOnceHandler() |
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{ |
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super(); |
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} |
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public void startDocument() |
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{ |
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_child = null; |
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_level = 0; |
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_containsSlideOperation = false; |
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super.startDocument(); |
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} |
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public void endDocument() |
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{ |
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StageCoordinator coordinator = getStageCoordinator(); |
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if( _effect == null ) { |
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coordinator.updateStage(); |
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} |
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else { |
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if( !coordinator.isSlideVisible() || _containsSlideOperation ) { |
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coordinator.updateStage( _effect ); |
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} |
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} |
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super.endDocument(); |
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} |
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public void startElement( String namespaceURI, String localName, String qName, Attributes attrs ) |
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throws SAXException |
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{ |
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if( _child != null ) { |
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_level++; |
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_child.startElement( namespaceURI, localName, qName, attrs ); |
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} |
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else if( localName.equals("at-once") ) { |
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_effect = PSMLUtil.getAttributeValue( attrs, "effect" ); |
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} |
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else { |
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HandlerRegistry registry = getSceneContext().getSceneProcessor().getHandlerRegistry(); |
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_child = (StageElementHandler)registry.getElementHandler( namespaceURI, localName ); |
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if( _child instanceof SlideHandler ) { |
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_containsSlideOperation = true; |
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} |
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if( _child != null ) { |
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_child.setParentHandler( this ); |
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_child.setSceneContext( getSceneContext() ); |
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_child.startDocument(); |
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_level++; |
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_child.startElement( namespaceURI, localName, qName, attrs ); |
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} |
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} |
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} |
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public void endElement( String namespaceURI, String localName, String qName ) |
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throws SAXException |
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{ |
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if( _child != null ) { |
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_level--; |
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_child.endElement( namespaceURI, localName, qName ); |
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if( _level == 0 ) { |
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_child.endDocument(); |
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_child.setParentHandler( null ); |
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_child.setSceneContext( null ); |
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_child = null; |
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} |
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} |
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} |
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} |