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/***************************************************** vim:set ts=4 sw=4 sts=4:
Configuration widget and functions for Festival (Interactive) plug in
-------------------
Copyright:
(C) 2004 by Gary Cramblitt <garycramblitt@comcast.net>
-------------------
Original author: Gary Cramblitt <garycramblitt@comcast.net>
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.
******************************************************************************/
#ifndef _FESTIVALINTCONF_H_
#define _FESTIVALINTCONF_H_
// Qt includes.
#include <qstringlist.h>
#include <qvaluelist.h>
// KDE includes.
#include <kconfig.h>
#include <kdebug.h>
// KTTS includes.
#include "pluginconf.h"
// FestivalInt includes.
#include "festivalintconfwidget.h"
#include "festivalintproc.h"
class KProgressDialog;
class QDomNode;
typedef struct voiceStruct{
QString code; // Code as sent to Festival
QString name; // Name as displayed and returned in Talker Code.
QString languageCode; // Language code (en, es, etc)
QString codecName; // Character encoding codec name (eg. ISO 8859-1)
QString gender; // male, female, or neutral
bool preload; // Start Festival and load this language when KTTSD is started.
bool volumeAdjustable; // True if the voice supports volume adjustments.
bool rateAdjustable; // True if the voice supports rate adjustments.
bool pitchAdjustable; // True if the voice supports pitch adjustments.
} voice;
class FestivalIntConf : public PlugInConf {
Q_OBJECT
public:
/** Constructor */
FestivalIntConf( QWidget* parent = 0, const char* name = 0, const QStringList &args = QStringList());
/** Destructor */
~FestivalIntConf();
/** This method is invoked whenever the module should read its
* configuration (most of the times from a config file) and update the
* user interface. This happens when the user clicks the "Reset" button in
* the control center, to undo all of his changes and restore the currently
* valid settings. NOTE that this is not called after the modules is loaded,
* so you probably want to call this method in the constructor.
*/
void load(KConfig *config, const QString &configGroup);
/** This function gets called when the user wants to save the settings in
* the user interface, updating the config files or wherever the
* configuration is stored. The method is called when the user clicks "Apply"
* or "Ok".
*/
void save(KConfig *config, const QString &configGroup);
/** This function is called to set the settings in the module to sensible
* default values. It gets called when hitting the "Default" button. The
* default values should probably be the same as the ones the application
* uses when started without a config file. */
void defaults();
/**
* This function informs the plugin of the desired language to be spoken
* by the plugin. The plugin should attempt to adapt itself to the
* specified language code, choosing sensible defaults if necessary.
* If the passed-in code is QString::null, no specific language has
* been chosen.
* @param lang The desired language code or Null if none.
*
* If the plugin is unable to support the desired language, that is OK.
* Language codes are given by ISO 639-1 and are in lowercase.
* The code may also include an ISO 3166 country code in uppercase
* separated from the language code by underscore (_). For
* example, en_GB. If your plugin supports the given language, but
* not the given country, treat it as though the country
* code were not specified, i.e., adapt to the given language.
*/
void setDesiredLanguage(const QString &lang);
/**
* Return fully-specified talker code for the configured plugin. This code
* uniquely identifies the configured instance of the plugin and distinquishes
* one instance from another. If the plugin has not been fully configured,
* i.e., cannot yet synthesize, return QString::null.
* @return Fully-specified talker code.
*/
QString getTalkerCode();
private slots:
/** Scan for the different voices in festivalPath/lib */
void scanVoices();
void configChanged(){
// kdDebug() << "FestivalIntConf::configChanged: Running" << endl;
emit changed(true);
};
void slotTest_clicked();
void slotSynthFinished();
void slotSynthStopped();
void volumeBox_valueChanged(int percentValue);
void timeBox_valueChanged(int percentValue);
void frequencyBox_valueChanged(int percentValue);
void volumeSlider_valueChanged(int sliderValue);
void timeSlider_valueChanged(int sliderValue);
void frequencySlider_valueChanged(int sliderValue);
void slotFestivalPath_textChanged();
void slotSelectVoiceCombo_activated();
void slotQueryVoicesFinished(const QStringList &voiceCodes);
private:
int percentToSlider(int percentValue);
int sliderToPercent(int sliderValue);
/**
* Given an XML node and child element name, returns the string value from the child element.
* If no such child element, returns def.
*/
QString readXmlString(QDomNode &node, const QString &elementName, const QString &def);
/**
* Given an XML node and child element name, returns the boolean value from the child element.
* If no such child element, returns def.
*/
bool readXmlBool(QDomNode &node, const QString &elementName, bool def);
/**
* Given a voice code, returns index into m_voiceList array (and voiceCombo box).
* -1 if not found.
*/
int voiceCodeToListIndex(const QString& voiceCode) const;
/**
* Chooses a default voice given scanned list of voices in m_voiceList and current
* language and country code, and updates controls.
* @param currentVoiceIndex This voice is preferred if it matches.
*/
void setDefaultVoice(int currentVoiceIndex);
// Configuration Widget.
FestivalIntConfWidget* m_widget;
// Language code.
QString m_languageCode;
// Language country code (if any).
QString m_countryCode;
// List of voices */
QValueList<voice> m_voiceList;
// Festival synthesizer.
FestivalIntProc* m_festProc;
// Synthesized wave file name.
QString m_waveFile;
// Progress dialog.
KProgressDialog* m_progressDlg;
// List of voice codes supported by Festival.
QStringList m_supportedVoiceCodes;
// List of displayed codec names.
QStringList m_codecList;
// Whether Festival supports SSML or not.
FestivalIntProc::SupportsSSML m_supportsSSML;
};
#endif // _FESTIVALINTCONF_H_
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