tor-browser

The Tor Browser
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measure.cpp (2024B)

      1 // © 2016 and later: Unicode, Inc. and others.
      2 // License & terms of use: http://www.unicode.org/copyright.html
      3 /*
      4 **********************************************************************
      5 * Copyright (c) 2004-2014, International Business Machines
      6 * Corporation and others.  All Rights Reserved.
      7 **********************************************************************
      8 * Author: Alan Liu
      9 * Created: April 26, 2004
     10 * Since: ICU 3.0
     11 **********************************************************************
     12 */
     13 #include "utypeinfo.h"  // for 'typeid' to work
     14 
     15 #include "unicode/utypes.h"
     16 
     17 #if !UCONFIG_NO_FORMATTING
     18 
     19 #include "unicode/measure.h"
     20 #include "unicode/measunit.h"
     21 
     22 U_NAMESPACE_BEGIN
     23 
     24 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(Measure)
     25 
     26 Measure::Measure() : unit(nullptr) {}
     27 
     28 Measure::Measure(const Formattable& _number, MeasureUnit* adoptedUnit,
     29                 UErrorCode& ec) :
     30    number(_number), unit(adoptedUnit) {
     31    if (U_SUCCESS(ec) &&
     32        (!number.isNumeric() || adoptedUnit == nullptr)) {
     33        ec = U_ILLEGAL_ARGUMENT_ERROR;
     34    }
     35 }
     36 
     37 Measure::Measure(const Measure& other) :
     38    UObject(other), unit(nullptr) {
     39    *this = other;
     40 }
     41 
     42 Measure& Measure::operator=(const Measure& other) {
     43    if (this != &other) {
     44        delete unit;
     45        number = other.number;
     46        if (other.unit != nullptr) {
     47            unit = other.unit->clone();
     48        } else {
     49            unit = nullptr;
     50        }
     51    }
     52    return *this;
     53 }
     54 
     55 Measure *Measure::clone() const {
     56    return new Measure(*this);
     57 }
     58 
     59 Measure::~Measure() {
     60    delete unit;
     61 }
     62 
     63 bool Measure::operator==(const UObject& other) const {
     64    if (this == &other) {  // Same object, equal
     65        return true;
     66    }
     67    if (typeid(*this) != typeid(other)) { // Different types, not equal
     68        return false;
     69    }
     70    const Measure &m = static_cast<const Measure&>(other);
     71    return number == m.number &&
     72        ((unit == nullptr) == (m.unit == nullptr)) &&
     73        (unit == nullptr || *unit == *m.unit);
     74 }
     75 
     76 U_NAMESPACE_END
     77 
     78 #endif // !UCONFIG_NO_FORMATTING