scientificnumberformatter.h [plain text]
#ifndef SCINUMBERFORMATTER_H
#define SCINUMBERFORMATTER_H
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#include "unicode/unistr.h"
U_NAMESPACE_BEGIN
class FieldPositionIterator;
class DecimalFormatStaticSets;
class DecimalFormatSymbols;
class DecimalFormat;
class Formattable;
class U_I18N_API ScientificNumberFormatter : public UObject {
public:
static ScientificNumberFormatter *createSuperscriptInstance(
DecimalFormat *fmtToAdopt, UErrorCode &status);
static ScientificNumberFormatter *createSuperscriptInstance(
const Locale &locale, UErrorCode &status);
static ScientificNumberFormatter *createMarkupInstance(
DecimalFormat *fmtToAdopt,
const UnicodeString &beginMarkup,
const UnicodeString &endMarkup,
UErrorCode &status);
static ScientificNumberFormatter *createMarkupInstance(
const Locale &locale,
const UnicodeString &beginMarkup,
const UnicodeString &endMarkup,
UErrorCode &status);
ScientificNumberFormatter *clone() const {
return new ScientificNumberFormatter(*this);
}
virtual ~ScientificNumberFormatter();
UnicodeString &format(
const Formattable &number,
UnicodeString &appendTo,
UErrorCode &status) const;
private:
class U_I18N_API Style : public UObject {
public:
virtual Style *clone() const = 0;
protected:
virtual UnicodeString &format(
const UnicodeString &original,
FieldPositionIterator &fpi,
const UnicodeString &preExponent,
const DecimalFormatStaticSets &decimalFormatSets,
UnicodeString &appendTo,
UErrorCode &status) const = 0;
private:
friend class ScientificNumberFormatter;
};
class U_I18N_API SuperscriptStyle : public Style {
public:
virtual Style *clone() const;
protected:
virtual UnicodeString &format(
const UnicodeString &original,
FieldPositionIterator &fpi,
const UnicodeString &preExponent,
const DecimalFormatStaticSets &decimalFormatSets,
UnicodeString &appendTo,
UErrorCode &status) const;
};
class U_I18N_API MarkupStyle : public Style {
public:
MarkupStyle(
const UnicodeString &beginMarkup,
const UnicodeString &endMarkup)
: Style(),
fBeginMarkup(beginMarkup),
fEndMarkup(endMarkup) { }
virtual Style *clone() const;
protected:
virtual UnicodeString &format(
const UnicodeString &original,
FieldPositionIterator &fpi,
const UnicodeString &preExponent,
const DecimalFormatStaticSets &decimalFormatSets,
UnicodeString &appendTo,
UErrorCode &status) const;
private:
UnicodeString fBeginMarkup;
UnicodeString fEndMarkup;
};
ScientificNumberFormatter(
DecimalFormat *fmtToAdopt,
Style *styleToAdopt,
UErrorCode &status);
ScientificNumberFormatter(const ScientificNumberFormatter &other);
ScientificNumberFormatter &operator=(const ScientificNumberFormatter &);
static void getPreExponent(
const DecimalFormatSymbols &dfs, UnicodeString &preExponent);
static ScientificNumberFormatter *createInstance(
DecimalFormat *fmtToAdopt,
Style *styleToAdopt,
UErrorCode &status);
UnicodeString fPreExponent;
DecimalFormat *fDecimalFormat;
Style *fStyle;
const DecimalFormatStaticSets *fStaticSets;
};
U_NAMESPACE_END
#endif
#endif