107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
#include "enter_name.h"
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#include "utils.h"
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#include <stddef.h> // Para size_t
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#include <algorithm> // Para max, min
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// Constructor
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EnterName::EnterName()
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: character_list_(" ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.-+-*/=?¿<>!\"#$%&/()") {}
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// Inicializa el objeto
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void EnterName::init(const std::string &name)
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{
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// No se pasa ningún nombre
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if (name == "")
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{
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name_ = "A";
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position_ = 0;
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}
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// Se pasa un nombre
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else
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{
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name_ = name;
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position_ = name_.length();
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}
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// Inicializa el vector de indices con el nombre y espacios
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initCharacterIndex(name_);
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}
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// Incrementa la posición
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void EnterName::incPosition()
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{
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++position_;
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position_ = std::min(position_, NAME_LENGHT + 1);
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if (position_ <= NAME_LENGHT)
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{
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character_index_[position_] = character_index_[position_ - 1];
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}
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updateNameFromCharacterIndex();
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}
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// Decrementa la posición
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void EnterName::decPosition()
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{
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--position_;
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position_ = std::max(position_, 0);
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character_index_[position_ + 1] = 0;
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updateNameFromCharacterIndex();
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}
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// Incrementa el índice
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void EnterName::incIndex()
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{
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++character_index_[position_];
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if (character_index_[position_] >= character_list_.size())
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{
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character_index_[position_] = 0;
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}
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updateNameFromCharacterIndex();
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}
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// Decrementa el índice
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void EnterName::decIndex()
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{
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--character_index_[position_];
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if (character_index_[position_] < 0)
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{
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character_index_[position_] = character_list_.size() - 1;
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}
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updateNameFromCharacterIndex();
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}
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// Actualiza el nombre a partir de la lista de índices
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void EnterName::updateNameFromCharacterIndex()
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{
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name_.clear();
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for (int i = 0; i < NAME_LENGHT; ++i)
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{
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name_.push_back(character_list_[character_index_[i]]);
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}
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name_ = trim(name_);
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}
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// Actualiza la variable
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void EnterName::initCharacterIndex(const std::string &name)
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{
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// Rellena de espacios
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for (size_t i = 0; i < NAME_LENGHT; ++i)
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{
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character_index_[i] = 0;
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}
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// Coloca los índices en función de los caracteres que forman el nombre
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for (size_t i = 0; i < name.substr(0, NAME_LENGHT).size(); ++i)
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{
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character_index_[i] = findIndex(name.at(i));
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}
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}
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// Encuentra el indice de un caracter en "character_list_"
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int EnterName::findIndex(char character) const
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{
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for (size_t i = 0; i < character_list_.size(); ++i)
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if (character == character_list_.at(i))
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return i;
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return 0;
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} |