linphone-desktop/Linphone/tool/providers/ImageProvider.cpp
Julien Wadel 9454aa3781 Simplify image provider and remove useless bottleneck steps.
Add pagination on details call logs.
2024-10-16 16:06:58 +02:00

124 lines
4.2 KiB
C++

/*
* Copyright (c) 2010-2024 Belledonne Communications SARL.
*
* This file is part of linphone-desktop
* (see https://www.linphone.org).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QElapsedTimer>
#include <QFileInfo>
#include <QPainter>
#include <QQmlPropertyMap>
#include <QRegularExpression>
#include <QScreen>
#include <QSvgRenderer>
#include "core/App.hpp"
#include "ImageProvider.hpp"
#include "tool/Constants.hpp"
#include "tool/Utils.hpp"
// =============================================================================
using namespace std;
// -----------------------------------------------------------------------------
const QString ImageProvider::ProviderId = "internal";
ImageAsyncImageResponse::ImageAsyncImageResponse(const QString &id, const QSize &requestedSize) {
QString path = ":/data/image/";
// Snippet for external images (useful for Chats). Do not use it for internal because of performance issue.
// QStringList filters;
// filters << "*.svg";
// filters << "*.png";
// filters << id;// Use it if we don't need wildcards.
// QDir imageDir(path);
// if (!imageDir.exists()) {
// lDebug() << QStringLiteral("[ImageProvider] Dir doesn't exist: `%1`.").arg(path);
// imageGrabbed(QImage(":/data/image/warning-circle.svg"));
// return;
// }
// elapsedTimes.push_back(benchmark.restart());
// QFileInfoList files = QDir(path).entryInfoList(filters, QDir::Files, QDir::Name);
// QFileInfo fileInfo;
// for (QFileInfo file : files) {
// if (file.fileName() == id) {
// fileInfo = file;
// mPath = file.absoluteFilePath();
// break;
// }
// }
// elapsedTimes.push_back(benchmark.restart());
mPath = path + id;
QFile file(mPath);
QFileInfo fileInfo(file);
if (!file.exists()) {
lDebug() << QStringLiteral("[ImageProvider] File doesn't exist: `%1`.").arg(path + id);
imageGrabbed(QImage(":/data/image/warning-circle.svg"));
return;
}
if (Q_UNLIKELY(!file.open(QIODevice::ReadOnly))) {
qWarning() << QStringLiteral("[ImageProvider] Unable to open file: `%1`.").arg(path);
imageGrabbed(QImage(":/data/image/warning-circle.svg"));
return;
}
QImage image;
if (fileInfo.suffix() == "svg") {
QSvgRenderer renderer(mPath);
if (Q_UNLIKELY(!renderer.isValid())) {
qWarning() << QStringLiteral("Invalid svg file: `%1`.").arg(path);
image = QImage(mPath); // Fallback to QImage
} else {
renderer.setAspectRatioMode(Qt::KeepAspectRatio);
QSize askedSize = !requestedSize.isEmpty()
? requestedSize
: renderer.defaultSize() * QGuiApplication::primaryScreen()->devicePixelRatio();
// 3. Create image.
image = QImage(askedSize, QImage::Format_ARGB32_Premultiplied);
if (Q_UNLIKELY(image.isNull())) {
qWarning() << QStringLiteral("Unable to create image from path: `%1`.").arg(path);
image = QImage(mPath); // Fallback to QImage
} else {
image.fill(Qt::transparent); // Fill with transparent to set alpha channel
// 4. Paint!
QPainter painter(&image);
renderer.render(&painter);
}
}
} else image = QImage(mPath);
if (!image.isNull()) imageGrabbed(image);
else imageGrabbed(QImage(":/data/image/warning-circle.svg"));
}
void ImageAsyncImageResponse::imageGrabbed(QImage image) {
mImage = image;
emit finished();
}
QQuickTextureFactory *ImageAsyncImageResponse::textureFactory() const {
return QQuickTextureFactory::textureFactoryForImage(mImage);
}
QQuickImageResponse *ImageProvider::requestImageResponse(const QString &id, const QSize &requestedSize) {
ImageAsyncImageResponse *response = new ImageAsyncImageResponse(id, requestedSize);
return response;
}