109 lines
2.7 KiB
C++
109 lines
2.7 KiB
C++
// Copyright (c) 2011-2015 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "CurrencyAdapter.h"
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#include "CryptoNoteWalletConfig.h"
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namespace WalletGui {
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CurrencyAdapter& CurrencyAdapter::instance() {
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static CurrencyAdapter inst;
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return inst;
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}
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CurrencyAdapter::CurrencyAdapter() : m_currency(cryptonote::CurrencyBuilder().currency()) {
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}
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CurrencyAdapter::~CurrencyAdapter() {
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}
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const cryptonote::Currency& CurrencyAdapter::getCurrency() {
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return m_currency;
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}
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quintptr CurrencyAdapter::getNumberOfDecimalPlaces() const {
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return m_currency.numberOfDecimalPlaces();
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}
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QString CurrencyAdapter::getCurrencyDisplayName() const {
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return WALLET_CURRENCY_DISPLAY_NAME;
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}
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QString CurrencyAdapter::getCurrencyName() const {
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return cryptonote::CRYPTONOTE_NAME;
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}
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QString CurrencyAdapter::getCurrencyTicker() const {
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return WALLET_CURRENCY_TICKER;
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}
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quint64 CurrencyAdapter::getMinimumFee() const {
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return m_currency.minimumFee();
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}
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QString CurrencyAdapter::formatAmount(quint64 _amount) const {
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QString result = QString::number(_amount);
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if (result.length() < getNumberOfDecimalPlaces() + 1) {
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result = result.rightJustified(getNumberOfDecimalPlaces() + 1, '0');
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}
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quint32 dot_pos = result.length() - getNumberOfDecimalPlaces();
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for (quint32 pos = result.length() - 1; pos > dot_pos + 1; --pos) {
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if (result[pos] == '0') {
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result.remove(pos, 1);
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} else {
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break;
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}
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}
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result.insert(dot_pos, ".");
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for (qint32 pos = dot_pos - 3; pos > 0; pos -= 3) {
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if (result[pos - 1].isDigit()) {
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result.insert(pos, ',');
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}
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}
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return result;
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}
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quint64 CurrencyAdapter::parseAmount(const QString& _amountString) const {
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QString amountString = _amountString.trimmed();
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amountString.remove(',');
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int pointIndex = amountString.indexOf('.');
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int fractionSize;
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if (pointIndex != -1) {
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fractionSize = amountString.length() - pointIndex - 1;
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while (getNumberOfDecimalPlaces() < fractionSize && amountString.right(1) == "0") {
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amountString.remove(amountString.length() - 1, 1);
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--fractionSize;
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}
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if (getNumberOfDecimalPlaces() < fractionSize) {
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return 0;
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}
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amountString.remove(pointIndex, 1);
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} else {
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fractionSize = 0;
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}
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if (amountString.isEmpty()) {
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return 0;
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}
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for (qint32 i = 0; i < getNumberOfDecimalPlaces() - fractionSize; ++i) {
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amountString.append('0');
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}
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return amountString.toULongLong();
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}
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bool CurrencyAdapter::validateAddress(const QString& _address) const {
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cryptonote::AccountPublicAddress internalAddress;
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return m_currency.parseAccountAddressString(_address.toStdString(), internalAddress);
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}
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}
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