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// DasherAppInterface.h
//
/////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2002 Iain Murray
//
/////////////////////////////////////////////////////////////////////////////
#ifndef __DasherAppInterface_h__
#define __DasherAppInterface_h__
#include "DasherScreen.h"
#include "DashEdit.h"
#include "AlphIO.h"
#include <string>
#include <vector>
namespace Dasher {class CDasherAppInterface;}
class Dasher::CDasherAppInterface
{
public:
// We may change the widgets Dasher uses at run time
//! Change the screen being used by the core to NewScreen
virtual void ChangeScreen(CDasherScreen* NewScreen)=0;
//! Change the editbox being used by the core to NewEdit
virtual void ChangeEdit(CDashEditbox* NewEdit)=0;
// Training by string segments or file all training data must be in UTF-8.
//! Train the core on Trainstring
//
//! \param TrainString UTF-8 encoded string to train the core on
//! \param IsMore True if more text is to follow as part of the same
//! logical sequence, false otherwise (this allows the model to make
//! assumptions regarding whether the final character provided is in
//! the middle of a word or not)
virtual void Train(std::string* TrainString, bool IsMore)=0;
//! Train the core on the file in Filename.
//
//! The file should contain UTF-8 encoded text
virtual void TrainFile(std::string Filename)=0;
// App may want to display characters per minute or frames per second.
//! Tell the interface how many font sizes there are and what they are
virtual void GetFontSizes(std::vector<int> *FontSizes)=0;
//! Provides the number of characters per minute input. (Not implemented)
virtual double GetCurCPM()=0;
//! Provides the framerate that Dasher is runnin at. (Not implemented)
virtual double GetCurFPS()=0;
// Customize alphabet
//! Get a vector containing a list of alphabet names available to Dasher
virtual void GetAlphabets(std::vector< std::string >* AlphabetList)=0;
//! Return an AlphInfo object containing the alphabet with name AlphID
virtual const CAlphIO::AlphInfo& GetInfo(const std::string& AlphID)=0;
//! Save a new or modified AlphInfo object
virtual void SetInfo(const CAlphIO::AlphInfo& NewInfo)=0;
//! Delete the alphabet with name AlphID
virtual void DeleteAlphabet(const std::string& AlphID)=0;
};
#endif /* #ifndef __DasherAppInterface_h__ */
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