216 lines
6.1 KiB
C++
216 lines
6.1 KiB
C++
/**************************************************************************
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copyright : (C) 2007 by Lukáš Lalinský
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email : lalinsky@gmail.com
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**************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
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* 02110-1301 USA *
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* *
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* Alternatively, this file is available under the Mozilla Public *
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* License Version 1.1. You may obtain a copy of the License at *
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* http://www.mozilla.org/MPL/ *
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***************************************************************************/
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#include <memory>
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#include "taglib.h"
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#include "tdebug.h"
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#include "mp4item.h"
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#include "tutils.h"
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using namespace Strawberry_TagLib::TagLib;
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namespace {
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struct ItemData {
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bool valid;
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MP4::AtomDataType atomDataType;
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MP4::Item::ItemType type;
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union {
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bool m_bool;
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int m_int;
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MP4::Item::IntPair m_intPair;
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unsigned char m_byte;
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unsigned int m_uint;
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long long m_longlong;
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};
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StringList m_stringList;
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ByteVectorList m_byteVectorList;
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MP4::CoverArtList m_coverArtList;
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};
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} // namespace
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class MP4::Item::ItemPrivate {
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public:
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explicit ItemPrivate() : data(new ItemData()) {
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data->valid = true;
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data->atomDataType = MP4::TypeUndefined;
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data->type = MP4::Item::TypeUndefined_;
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}
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std::shared_ptr<ItemData> data;
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};
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MP4::Item::Item() : d(new ItemPrivate()) {
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d->data->valid = false;
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}
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MP4::Item::Item(const Item &item) : d(new ItemPrivate(*item.d)) {}
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MP4::Item &MP4::Item::operator=(const Item &item) {
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Item(item).swap(*this);
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return *this;
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}
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void MP4::Item::swap(Item &item) {
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using std::swap;
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swap(d, item.d);
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}
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MP4::Item::~Item() {
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delete d;
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}
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MP4::Item::Item(bool value) : d(new ItemPrivate()) {
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d->data->m_bool = value;
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d->data->type = TypeBool;
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}
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MP4::Item::Item(int value) : d(new ItemPrivate()) {
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d->data->m_int = value;
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d->data->type = TypeInt;
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}
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MP4::Item::Item(unsigned char value) : d(new ItemPrivate()) {
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d->data->m_byte = value;
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d->data->type = TypeByte;
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}
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MP4::Item::Item(unsigned int value) : d(new ItemPrivate()) {
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d->data->m_uint = value;
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d->data->type = TypeUInt;
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}
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MP4::Item::Item(long long value) : d(new ItemPrivate()) {
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d->data->m_longlong = value;
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d->data->type = TypeLongLong;
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}
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MP4::Item::Item(int value1, int value2) : d(new ItemPrivate()) {
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d->data->m_intPair.first = value1;
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d->data->m_intPair.second = value2;
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d->data->type = TypeIntPair;
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}
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MP4::Item::Item(const ByteVectorList &value) : d(new ItemPrivate()) {
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d->data->m_byteVectorList = value;
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d->data->type = TypeByteVectorList;
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}
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MP4::Item::Item(const StringList &value) : d(new ItemPrivate()) {
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d->data->m_stringList = value;
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d->data->type = TypeStringList;
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}
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MP4::Item::Item(const MP4::CoverArtList &value) : d(new ItemPrivate()) {
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d->data->m_coverArtList = value;
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d->data->type = TypeCoverArtList;
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}
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void MP4::Item::setAtomDataType(MP4::AtomDataType type) {
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d->data->atomDataType = type;
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}
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MP4::AtomDataType MP4::Item::atomDataType() const {
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return d->data->atomDataType;
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}
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bool MP4::Item::toBool() const {
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return d->data->m_bool;
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}
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int MP4::Item::toInt() const {
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return d->data->m_int;
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}
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unsigned char MP4::Item::toByte() const {
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return d->data->m_byte;
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}
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unsigned int MP4::Item::toUInt() const {
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return d->data->m_uint;
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}
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long long MP4::Item::toLongLong() const {
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return d->data->m_longlong;
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}
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MP4::Item::IntPair MP4::Item::toIntPair() const {
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return d->data->m_intPair;
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}
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StringList MP4::Item::toStringList() const {
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return d->data->m_stringList;
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}
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ByteVectorList MP4::Item::toByteVectorList() const {
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return d->data->m_byteVectorList;
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}
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MP4::CoverArtList MP4::Item::toCoverArtList() const {
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return d->data->m_coverArtList;
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}
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bool MP4::Item::isValid() const {
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return d->data->valid;
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}
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String MP4::Item::toString() const {
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StringList desc;
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switch (d->data->type) {
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case TypeBool:
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return d->data->m_bool ? "true" : "false";
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case TypeInt:
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return Utils::formatString("%d", d->data->m_int);
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case TypeIntPair:
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return Utils::formatString("%d/%d", d->data->m_intPair.first, d->data->m_intPair.second);
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case TypeByte:
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return Utils::formatString("%d", d->data->m_byte);
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case TypeUInt:
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return Utils::formatString("%u", d->data->m_uint);
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case TypeLongLong:
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return Utils::formatString("%lld", d->data->m_longlong);
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case TypeStringList:
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return d->data->m_stringList.toString(" / ");
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case TypeByteVectorList:
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for (size_t i = 0; i < d->data->m_byteVectorList.size(); i++) {
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desc.append(Utils::formatString(
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"[%d bytes of data]", static_cast<int>(d->data->m_byteVectorList[i].size())));
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}
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return desc.toString(", ");
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case TypeCoverArtList:
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for (size_t i = 0; i < d->data->m_coverArtList.size(); i++) {
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desc.append(Utils::formatString("[%d bytes of data]", static_cast<int>(d->data->m_coverArtList[i].data().size())));
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}
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return desc.toString(", ");
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case TypeUndefined_:
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return "[unknown]";
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}
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return String();
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}
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