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capi.c	2.68 MB	View DL Edit
main.cpp	9.11 MB	View DL Edit
Makefile	632 B	View DL Edit
numfmt.sln	1.17 MB	View DL Edit
numfmt.vcxproj	9.61 MB	View DL Edit
numfmt.vcxproj.filters	1.14 MB	View DL Edit
readme.txt	2.36 MB	View DL Edit
util.cpp	4.02 MB	View DL Edit
util.h	1.1 MB	View DL Edit

Edit file: /usr/share/doc/libicu-devel/samples/numfmt/util.cpp

/********************************************************************
 *   © 2016 and later: Unicode, Inc. and others.
 *   License & terms of use: http://www.unicode.org/copyright.html#License
 *************************************************************************
 *************************************************************************
 * COPYRIGHT:
 * Copyright (c) 1999-2009, International Business Machines Corporation and
 * others. All Rights Reserved.
 *************************************************************************/

#define __STDC_FORMAT_MACROS 1
#include <inttypes.h>

#include "unicode/unistr.h"
#include "unicode/fmtable.h"
#include <stdio.h>
#include <stdlib.h>

using namespace icu;

enum {
    U_SPACE=0x20,
    U_DQUOTE=0x22,
    U_COMMA=0x2c,
    U_LEFT_SQUARE_BRACKET=0x5b,
    U_BACKSLASH=0x5c,
    U_RIGHT_SQUARE_BRACKET=0x5d,
    U_SMALL_U=0x75
};

// Verify that a UErrorCode is successful; exit(1) if not
void check(UErrorCode& status, const char* msg) {
    if (U_FAILURE(status)) {
        printf("ERROR: %s (%s)\n", u_errorName(status), msg);
        exit(1);
    }
    // printf("Ok: %s\n", msg);
}
                                                      
// Append a hex string to the target
static UnicodeString& appendHex(uint32_t number, 
                         int8_t digits, 
                         UnicodeString& target) {
    uint32_t digit;
    while (digits > 0) {
        digit = (number >> ((--digits) * 4)) & 0xF;
        target += (UChar)(digit < 10 ? 0x30 + digit : 0x41 - 10 + digit);
    }
    return target;
}

// Replace nonprintable characters with unicode escapes
UnicodeString escape(const UnicodeString &source) {
    int32_t i;
    UnicodeString target;
    target += (UChar)U_DQUOTE;
    for (i=0; i<source.length(); ++i) {
        UChar ch = source[i];
        if (ch < 0x09 || (ch > 0x0D && ch < 0x20) || ch > 0x7E) {
            (target += (UChar)U_BACKSLASH) += (UChar)U_SMALL_U;
            appendHex(ch, 4, target);
        } else {
            target += ch;
        }
    }
    target += (UChar)U_DQUOTE;
    return target;
}

// Print the given string to stdout using the UTF-8 converter
void uprintf(const UnicodeString &str) {
    char stackBuffer[100];
    char *buf = 0;

int32_t bufLen = str.extract(0, 0x7fffffff, stackBuffer, sizeof(stackBuffer), "UTF-8");
    if(bufLen < sizeof(stackBuffer)) {
        buf = stackBuffer;
    } else {
        buf = new char[bufLen + 1];
        bufLen = str.extract(0, 0x7fffffff, buf, bufLen + 1, "UTF-8");
    }
    printf("%s", buf);
    if(buf != stackBuffer) {
        delete[] buf;
    }
}

// Create a display string for a formattable
UnicodeString formattableToString(const Formattable& f) {
    switch (f.getType()) {
    case Formattable::kDate:
        // TODO: Finish implementing this
        return UNICODE_STRING_SIMPLE("Formattable_DATE_TBD");
    case Formattable::kDouble:
        {
            char buf[256];
            sprintf(buf, "%gD", f.getDouble());
            return UnicodeString(buf, "");
        }
    case Formattable::kLong:
        {
            char buf[256];
            sprintf(buf, "%" PRId32 "L", f.getLong());
            return UnicodeString(buf, "");
        }
    case Formattable::kInt64:
        {
            char buf[256];
            sprintf(buf, "%" PRId64 "L", f.getInt64());
            return UnicodeString(buf, "");
        }
    case Formattable::kString:
        return UnicodeString((UChar)U_DQUOTE).append(f.getString()).append((UChar)U_DQUOTE);
    case Formattable::kArray:
        {
            int32_t i, count;
            const Formattable* array = f.getArray(count);
            UnicodeString result((UChar)U_LEFT_SQUARE_BRACKET);
            for (i=0; i<count; ++i) {
                if (i > 0) {
                    (result += (UChar)U_COMMA) += (UChar)U_SPACE;
                }
                result += formattableToString(array[i]);
            }
            result += (UChar)U_RIGHT_SQUARE_BRACKET;
            return result;
        }
    default:
        return UNICODE_STRING_SIMPLE("INVALID_Formattable");
    }
}

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