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https://github.com/Nheko-Reborn/nheko.git
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112 lines
3 KiB
C++
112 lines
3 KiB
C++
// SPDX-FileCopyrightText: 2021 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "JdenticonProvider.h"
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#include <QApplication>
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#include <QDir>
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#include <QPainter>
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#include <QPainterPath>
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#include <QPluginLoader>
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#include <QSvgRenderer>
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#include <mtxclient/crypto/client.hpp>
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#include "Cache.h"
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#include "Logging.h"
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#include "MatrixClient.h"
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#include "Utils.h"
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#include "jdenticoninterface.h"
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static QPixmap
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clipRadius(QPixmap img, double radius)
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{
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QPixmap out(img.size());
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out.fill(Qt::transparent);
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QPainter painter(&out);
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painter.setRenderHint(QPainter::Antialiasing, true);
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painter.setRenderHint(QPainter::SmoothPixmapTransform, true);
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QPainterPath ppath;
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ppath.addRoundedRect(img.rect(), radius, radius, Qt::SizeMode::RelativeSize);
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painter.setClipPath(ppath);
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painter.drawPixmap(img.rect(), img);
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return out;
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}
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JdenticonResponse::JdenticonResponse(const QString &key,
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bool crop,
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double radius,
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const QSize &requestedSize)
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: m_key(key)
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, m_crop{crop}
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, m_radius{radius}
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, m_requestedSize(requestedSize.isValid() ? requestedSize : QSize(100, 100))
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, m_pixmap{m_requestedSize}
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, jdenticonInterface_{Jdenticon::getJdenticonInterface()}
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{
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setAutoDelete(false);
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}
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void
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JdenticonResponse::run()
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{
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m_pixmap.fill(Qt::transparent);
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QPainter painter;
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painter.begin(&m_pixmap);
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painter.setRenderHint(QPainter::Antialiasing, true);
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painter.setRenderHint(QPainter::SmoothPixmapTransform, true);
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try {
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QSvgRenderer renderer{
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jdenticonInterface_->generate(m_key, m_requestedSize.width()).toUtf8()};
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renderer.render(&painter);
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} catch (std::exception &e) {
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nhlog::ui()->error(
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"caught {} in jdenticonprovider, key '{}'", e.what(), m_key.toStdString());
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}
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painter.end();
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m_pixmap = clipRadius(m_pixmap, m_radius);
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emit finished();
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}
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namespace Jdenticon {
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JdenticonInterface *
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getJdenticonInterface()
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{
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static JdenticonInterface *interface = nullptr;
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static bool interfaceExists{true};
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if (interface == nullptr && interfaceExists) {
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QDir pluginsDir(qApp->applicationDirPath());
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bool plugins = pluginsDir.cd("plugins");
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if (plugins) {
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for (const QString &fileName : pluginsDir.entryList(QDir::Files)) {
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QPluginLoader pluginLoader(pluginsDir.absoluteFilePath(fileName));
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QObject *plugin = pluginLoader.instance();
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if (plugin) {
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interface = qobject_cast<JdenticonInterface *>(plugin);
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if (interface) {
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nhlog::ui()->info("Loaded jdenticon plugin.");
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break;
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}
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}
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}
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} else {
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nhlog::ui()->info("jdenticon plugin not found.");
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interfaceExists = false;
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}
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}
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return interface;
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}
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}
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