qml_components/src/avatarprovider.cpp

0001 /***************************************************************************
0002  *  Copyright (C) 2020 by Renaud Guezennec                               *
0003  *   http://www.rolisteam.org/contact                                      *
0004  *                                                                         *
0005  *   This software is free software; you can redistribute it and/or modify *
0006  *   it under the terms of the GNU General Public License as published by  *
0007  *   the Free Software Foundation; either version 2 of the License, or     *
0008  *   (at your option) any later version.                                   *
0009  *                                                                         *
0010  *   This program is distributed in the hope that it will be useful,       *
0011  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
0012  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
0013  *   GNU General Public License for more details.                          *
0014  *                                                                         *
0015  *   You should have received a copy of the GNU General Public License     *
0016  *   along with this program; if not, write to the                         *
0017  *   Free Software Foundation, Inc.,                                       *
0018  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
0019  ***************************************************************************/
0020 #include <qml_components/avatarprovider.h>
0021
0022 #include <data/person.h>
0023 #include <model/playermodel.h>
0024
0025 #include "utils/iohelper.h"
0026
0027 AvatarProvider::AvatarProvider(PlayerModel* model)
0028     : QQuickImageProvider(QQmlImageProviderBase::Image)
0029     , m_playerModel(model)
0030     , m_default(":/resources/rolistheme/contact.svg")
0031 {
0032 }
0033
0034 QImage AvatarProvider::requestImage(const QString& id, QSize* size, const QSize& requestedSize)
0035 {
0036     Q_UNUSED(size)
0037     auto resize= [requestedSize](const QImage& source)
0038     { return source.scaled(requestedSize, Qt::KeepAspectRatio, Qt::SmoothTransformation); };
0039
0040     if(id.isEmpty() || m_playerModel.isNull())
0041         return resize(m_default);
0042
0043     auto person= m_playerModel->personById(id);
0044
0045     if(!person)
0046         return resize(m_default);
0047
0048     auto img= utils::IOHelper::dataToImage(person->avatar());
0049
0050     if(img.isNull())
0051         img= m_default;
0052
0053     return requestedSize.isValid() ? resize(img) : img;
0054 }