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/***************************************************** vim:set ts=4 sw=4 sts=4:
Filter Processing class.
This is the interface definition for text filters.
-------------------
Copyright:
(C) 2005 by Gary Cramblitt <[email protected]>
-------------------
Original author: Gary Cramblitt <[email protected]>
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
******************************************************************************/
// KDE includes.
// #include <kdebug.h>
// FilterProc includes.
#include "filterproc.h"
/**
* Constructor.
*/
KttsFilterProc::KttsFilterProc( TQObject *parent, const char *name) :
TQObject(parent, name)
{
// kdDebug() << "KttsFilterProc::KttsFilterProc: Running" << endl;
}
/**
* Destructor.
*/
KttsFilterProc::~KttsFilterProc()
{
// kdDebug() << "KttsFilterProc::~KttsFilterProc: Running" << endl;
}
/**
* Initialize the filter.
* @param config Settings object.
* @param configGroup Settings Group.
* @return False if filter is not ready to filter.
*
* Note: The parameters are for reading from kttsdrc file. Plugins may wish to maintain
* separate configuration files of their own.
*/
bool KttsFilterProc::init(TDEConfig* /*config*/, const TQString& /*configGroup*/){
// kdDebug() << "PlugInProc::init: Running" << endl;
return false;
}
/**
* Returns True if this filter is a Sentence Boundary Detector.
* If so, the filter should implement @ref setSbRegExp() .
* @return True if this filter is a SBD.
*/
/*virtual*/ bool KttsFilterProc::isSBD() { return false; }
/**
* Returns True if the plugin supports asynchronous processing,
* i.e., supports asyncConvert method.
* @return True if this plugin supports asynchronous processing.
*
* If the plugin returns True, it must also implement @ref getState .
* It must also emit @ref filteringFinished when filtering is completed.
* If the plugin returns True, it must also implement @ref stopFiltering .
* It must also emit @ref filteringStopped when filtering has been stopped.
*/
/*virtual*/ bool KttsFilterProc::supportsAsync() { return false; }
/**
* Convert input, returning output. Runs synchronously.
* @param inputText Input text.
* @param talkerCode TalkerCode structure for the talker that KTTSD intends to
* use for synthing the text. Useful for extracting hints about
* how to filter the text. For example, languageCode.
* @param appId The DCOP appId of the application that queued the text.
* Also useful for hints about how to do the filtering.
*/
/*virtual*/ TQString KttsFilterProc::convert(const TQString& inputText, TalkerCode* /*talkerCode*/,
const TQCString& /*appId*/)
{
return inputText;
}
/**
* Convert input. Runs asynchronously.
* @param inputText Input text.
* @param talkerCode TalkerCode structure for the talker that KTTSD intends to
* use for synthing the text. Useful for extracting hints about
* how to filter the text. For example, languageCode.
* @param appId The DCOP appId of the application that queued the text.
* Also useful for hints about how to do the filtering.
* @return False if the filter cannot perform the conversion.
*
* When conversion is completed, emits signal @ref filteringFinished. Calling
* program may then call @ref getOutput to retrieve converted text. Calling
* program must call @ref ackFinished to acknowledge the conversion.
*/
/*virtual*/ bool KttsFilterProc::asyncConvert(const TQString& /*inputText*/,
TalkerCode* /*talkerCode*/, const TQCString& /*appId*/) { return false; }
/**
* Waits for a previous call to asyncConvert to finish.
*/
/*virtual*/ void KttsFilterProc::waitForFinished() { }
/**
* Returns the state of the Filter.
*/
/*virtual*/ int KttsFilterProc::getState() { return fsIdle; }
/**
* Returns the filtered output.
*/
/*virtual*/ TQString KttsFilterProc::getOutput() { return TQString(); }
/**
* Acknowledges the finished filtering.
*/
/*virtual*/ void KttsFilterProc::ackFinished() { }
/**
* Stops filtering. The filteringStopped signal will emit when filtering
* has in fact stopped and state returns to fsIdle;
*/
/*virtual*/ void KttsFilterProc::stopFiltering() { }
/**
* Did this filter do anything? If the filter returns the input as output
* unmolested, it should return False when this method is called.
*/
/*virtual*/ bool KttsFilterProc::wasModified() { return true; }
/**
* Set Sentence Boundary Regular Expression.
* This method will only be called if the application overrode the default.
*
* @param re The sentence delimiter regular expression.
*/
/*virtual*/ void KttsFilterProc::setSbRegExp(const TQString& /*re*/) { }
#include "filterproc.moc"
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