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Utilities Professional 1-1500
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NarratorDevice
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Example2.c
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C/C++ Source or Header
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1992-04-26
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5KB
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164 lines
/***********************************************************/
/* */
/* Amiga C Encyclopedia (ACE) V3.0 Amiga C Club (ACC) */
/* ------------------------------- ------------------ */
/* */
/* Book: ACM Devices Amiga C Club */
/* Chapter: Narrator Device Tulevagen 22 */
/* File: Example2.c 181 41 LIDINGO */
/* Author: Anders Bjerin SWEDEN */
/* Date: 92-04-26 */
/* Version: 1.00 */
/* */
/* Copyright 1992, Anders Bjerin - Amiga C Club (ACC) */
/* */
/* Registered members may use this program freely in their */
/* own commercial/noncommercial programs/articles. */
/* */
/***********************************************************/
/* This example demonstrates how you can use a while */
/* loop to translate parts of a string until the whole */
/* string has been translated. */
/* Declares the datatypes like STRPTR etc: */
#include <exec/types.h>
/* Size of the phonetic string buffer. (This buffer */
/* is very small and the phonetic string will most */
/* certainly not fit in it.) */
#define PHONETIC_BUFFER_SIZE 30
/* Pointer to the translator library: */
struct Library *TranslatorBase;
/* Declare our functions: */
void main();
void clean_up( STRPTR text );
void main()
{
/* If all characters could be translated and stored */
/* in the phonetic string this variable will be set */
/* to zero. On the other hand, if some words could */
/* not be translated since they did not fit in the */
/* phonetic string this variable will contain a */
/* negative value on how many characters actually */
/* were translated. */
int char_translated;
/* This variable contsins the current position */
/* in the string which is translated: */
int current_position;
/* The original string: */
char *original_string =
"Dear honourable C programmer, do you like the new version of this manual? ";
/* The phonetic string: */
char phonetic_string[ PHONETIC_BUFFER_SIZE ];
/* Open the translator library: */
TranslatorBase = (struct Library *)
OpenLibrary( "translator.library", 0 );
/* Have we successfully opened the library? */
if( !TranslatorBase )
clean_up( "Could not open the translator library!" );
/* Show the user the original string: */
printf( "Original string:\n %s\n", original_string );
printf( "Phonetic string:\n" );
/* Start with the first character in the original string: */
current_position = 0;
/* Translate (parts of) our string into phonetics: */
char_translated =
Translate( original_string,
strlen( original_string ),
phonetic_string,
PHONETIC_BUFFER_SIZE );
/* Print the translated part: */
printf( " %s\n", phonetic_string );
/* As long as Translate() does not return zero we stay */
/* in this while loop and continues to translate the */
/* original string into phonetics: */
while( char_translated )
{
/* Increase the current position in the original string: */
/* (Remember that "char_translated" variable is negative, */
/* and we must therefore use the "-=" operator and not */
/* the "+=" to increase the currrent position.[-- = +]) */
current_position -= char_translated;
/* Translate the following part our string into phonetics: */
/* (Note that when we put brackets after a string we we */
/* get the character at the specified position, but since */
/* we want the address of that position we also have to */
/* put the pointer "&" sign infront of the string.) */
char_translated =
Translate( &original_string[ current_position],
strlen( &original_string[ current_position] ),
phonetic_string,
PHONETIC_BUFFER_SIZE );
/* Print the translated part: */
printf( " %s\n", phonetic_string );
}
/* The complete string has now been translated: */
printf( "All words have now been translated!\n" );
/* Clean up and quit: */
clean_up( "The End!" );
}
/* Close and return everything that has been */
/* opened and allocated before we quit: */
void clean_up( STRPTR text )
{
/* Close the translator library: */
if( TranslatorBase )
CloseLibrary( TranslatorBase );
/* Remember that you must ALWAYS close the libraries you have */
/* opened. This is especially important when you are using the */
/* translator library since it is rather large and is loaded */
/* into memory when opened. If you forget to close this library */
/* you will waste a lot of memory which only can be recovered */
/* when the user turns off the computer. */
/* Print the last message: */
printf( "%s\n", text );
/* Quit: */
exit( 0 );
}