114 lines
3.4 KiB
C++
114 lines
3.4 KiB
C++
// © 2018 and later: Unicode, Inc. and others.
|
|
// License & terms of use: http://www.unicode.org/copyright.html
|
|
|
|
#include "unicode/utypes.h"
|
|
|
|
#if !UCONFIG_NO_FORMATTING
|
|
#ifndef __SOURCE_NUMRANGE_TYPES_H__
|
|
#define __SOURCE_NUMRANGE_TYPES_H__
|
|
|
|
#include "unicode/numberformatter.h"
|
|
#include "unicode/numberrangeformatter.h"
|
|
#include "unicode/simpleformatter.h"
|
|
#include "number_types.h"
|
|
#include "number_decimalquantity.h"
|
|
#include "number_formatimpl.h"
|
|
#include "formatted_string_builder.h"
|
|
#include "formattedval_impl.h"
|
|
|
|
U_NAMESPACE_BEGIN namespace number {
|
|
namespace impl {
|
|
|
|
|
|
/**
|
|
* Class similar to UFormattedNumberData.
|
|
*
|
|
* Has incomplete magic number logic that will need to be finished
|
|
* if this is to be exposed as C API in the future.
|
|
*
|
|
* Possible magic number: 0x46445200
|
|
* Reads in ASCII as "FDR" (FormatteDnumberRange with room at the end)
|
|
*/
|
|
class UFormattedNumberRangeData : public FormattedValueStringBuilderImpl {
|
|
public:
|
|
UFormattedNumberRangeData() : FormattedValueStringBuilderImpl(kUndefinedField) {}
|
|
virtual ~UFormattedNumberRangeData();
|
|
|
|
DecimalQuantity quantity1;
|
|
DecimalQuantity quantity2;
|
|
UNumberRangeIdentityResult identityResult = UNUM_IDENTITY_RESULT_COUNT;
|
|
};
|
|
|
|
|
|
class StandardPluralRanges : public UMemory {
|
|
public:
|
|
void initialize(const Locale& locale, UErrorCode& status);
|
|
StandardPlural::Form resolve(StandardPlural::Form first, StandardPlural::Form second) const;
|
|
|
|
/** Used for data loading. */
|
|
void addPluralRange(
|
|
StandardPlural::Form first,
|
|
StandardPlural::Form second,
|
|
StandardPlural::Form result);
|
|
|
|
/** Used for data loading. */
|
|
void setCapacity(int32_t length);
|
|
|
|
private:
|
|
struct StandardPluralRangeTriple {
|
|
StandardPlural::Form first;
|
|
StandardPlural::Form second;
|
|
StandardPlural::Form result;
|
|
};
|
|
|
|
// TODO: An array is simple here, but it results in linear lookup time.
|
|
// Certain locales have 20-30 entries in this list.
|
|
// Consider changing to a smarter data structure.
|
|
typedef MaybeStackArray<StandardPluralRangeTriple, 3> PluralRangeTriples;
|
|
PluralRangeTriples fTriples;
|
|
int32_t fTriplesLen = 0;
|
|
};
|
|
|
|
|
|
class NumberRangeFormatterImpl : public UMemory {
|
|
public:
|
|
NumberRangeFormatterImpl(const RangeMacroProps& macros, UErrorCode& status);
|
|
|
|
void format(UFormattedNumberRangeData& data, bool equalBeforeRounding, UErrorCode& status) const;
|
|
|
|
private:
|
|
NumberFormatterImpl formatterImpl1;
|
|
NumberFormatterImpl formatterImpl2;
|
|
bool fSameFormatters;
|
|
|
|
UNumberRangeCollapse fCollapse;
|
|
UNumberRangeIdentityFallback fIdentityFallback;
|
|
|
|
SimpleFormatter fRangeFormatter;
|
|
SimpleModifier fApproximatelyModifier;
|
|
|
|
StandardPluralRanges fPluralRanges;
|
|
|
|
void formatSingleValue(UFormattedNumberRangeData& data,
|
|
MicroProps& micros1, MicroProps& micros2,
|
|
UErrorCode& status) const;
|
|
|
|
void formatApproximately(UFormattedNumberRangeData& data,
|
|
MicroProps& micros1, MicroProps& micros2,
|
|
UErrorCode& status) const;
|
|
|
|
void formatRange(UFormattedNumberRangeData& data,
|
|
MicroProps& micros1, MicroProps& micros2,
|
|
UErrorCode& status) const;
|
|
|
|
const Modifier& resolveModifierPlurals(const Modifier& first, const Modifier& second) const;
|
|
};
|
|
|
|
|
|
} // namespace impl
|
|
} // namespace number
|
|
U_NAMESPACE_END
|
|
|
|
#endif //__SOURCE_NUMRANGE_TYPES_H__
|
|
#endif /* #if !UCONFIG_NO_FORMATTING */
|