diff options
Diffstat (limited to 'Build/source/libs/icu/icu-4.8.1/samples/break/ubreak.c')
-rw-r--r-- | Build/source/libs/icu/icu-4.8.1/samples/break/ubreak.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/Build/source/libs/icu/icu-4.8.1/samples/break/ubreak.c b/Build/source/libs/icu/icu-4.8.1/samples/break/ubreak.c new file mode 100644 index 00000000000..e70d877b303 --- /dev/null +++ b/Build/source/libs/icu/icu-4.8.1/samples/break/ubreak.c @@ -0,0 +1,128 @@ +/* +******************************************************************************* +* +* Copyright (C) 2002, International Business Machines +* Corporation and others. All Rights Reserved. +* +******************************************************************************* +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <unicode/ustring.h> +#include <unicode/ubrk.h> + +U_CFUNC int c_main(void); + +void printTextRange(UChar* str, int32_t start, int32_t end) +{ + char charBuf[1000]; + UChar savedEndChar; + + savedEndChar = str[end]; + str[end] = 0; + u_austrncpy(charBuf, str+start, sizeof(charBuf)-1); + charBuf[sizeof(charBuf)-1]=0; + printf("string[%2d..%2d] \"%s\"\n", start, end-1, charBuf); + str[end] = savedEndChar; +} + + + +/* Print each element in order: */ +void printEachForward( UBreakIterator* boundary, UChar* str) { + int32_t end; + int32_t start = ubrk_first(boundary); + for (end = ubrk_next(boundary); end != UBRK_DONE; start = end, end = + ubrk_next(boundary)) { + printTextRange(str, start, end ); + } +} + + +/* Print each element in reverse order: */ +void printEachBackward( UBreakIterator* boundary, UChar* str) { + int32_t start; + int32_t end = ubrk_last(boundary); + for (start = ubrk_previous(boundary); start != UBRK_DONE; end = start, + start =ubrk_previous(boundary)) { + printTextRange( str, start, end ); + } +} + +/* Print first element */ +void printFirst(UBreakIterator* boundary, UChar* str) { + int32_t end; + int32_t start = ubrk_first(boundary); + end = ubrk_next(boundary); + printTextRange( str, start, end ); +} + +/* Print last element */ +void printLast(UBreakIterator* boundary, UChar* str) { + int32_t start; + int32_t end = ubrk_last(boundary); + start = ubrk_previous(boundary); + printTextRange(str, start, end ); +} + +/* Print the element at a specified position */ + +void printAt(UBreakIterator* boundary, int32_t pos , UChar* str) { + int32_t start; + int32_t end = ubrk_following(boundary, pos); + start = ubrk_previous(boundary); + printTextRange(str, start, end ); +} + +/* Creating and using text boundaries*/ + +int c_main( void ) { + UBreakIterator *boundary; + char cStringToExamine[] = "Aaa bbb ccc. Ddd eee fff."; + UChar stringToExamine[sizeof(cStringToExamine)+1]; + UErrorCode status = U_ZERO_ERROR; + + printf("\n\n" + "C Boundary Analysis\n" + "-------------------\n\n"); + + printf("Examining: %s\n", cStringToExamine); + u_uastrcpy(stringToExamine, cStringToExamine); + + /*print each sentence in forward and reverse order*/ + boundary = ubrk_open(UBRK_SENTENCE, "en_us", stringToExamine, + -1, &status); + if (U_FAILURE(status)) { + printf("ubrk_open error: %s\n", u_errorName(status)); + exit(1); + } + + printf("\n----- Sentence Boundaries, forward: -----------\n"); + printEachForward(boundary, stringToExamine); + printf("\n----- Sentence Boundaries, backward: ----------\n"); + printEachBackward(boundary, stringToExamine); + ubrk_close(boundary); + + /*print each word in order*/ + boundary = ubrk_open(UBRK_WORD, "en_us", stringToExamine, + u_strlen(stringToExamine), &status); + printf("\n----- Word Boundaries, forward: -----------\n"); + printEachForward(boundary, stringToExamine); + printf("\n----- Word Boundaries, backward: ----------\n"); + printEachBackward(boundary, stringToExamine); + /*print first element*/ + printf("\n----- first: -------------\n"); + printFirst(boundary, stringToExamine); + /*print last element*/ + printf("\n----- last: --------------\n"); + printLast(boundary, stringToExamine); + /*print word at charpos 10 */ + printf("\n----- at pos 10: ---------\n"); + printAt(boundary, 10 , stringToExamine); + + ubrk_close(boundary); + + printf("\nEnd of C boundary analysis\n"); + return 0; +} |