vlc/modules/gui/qt/util/effects_image_provider.hpp

62 lines
2.0 KiB
C++

/*****************************************************************************
* Copyright (C) 2022 VLC authors and VideoLAN
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef EFFECTS_IMAGE_PROVIDER_HPP
#define EFFECTS_IMAGE_PROVIDER_HPP
#include <QObject>
#include <QUrl>
#include <QSize>
#include <QQuickImageProvider>
class EffectsImageProvider :
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
public QObject,
#endif
public QQuickImageProvider
{
Q_OBJECT
static constexpr const char * providerId = "effects";
public:
enum Effect
{
RectDropShadow = 1,
RoundedRectDropShadow,
DoubleRoundedRectDropShadow
};
Q_ENUM(Effect)
explicit EffectsImageProvider(QQmlEngine *engine)
: QQuickImageProvider(QQuickImageProvider::ImageType::Image,
QQmlImageProviderBase::ForceAsynchronousImageLoading)
{
assert(engine);
// Engine will take the ownership; no need to set parent in constructor
engine->addImageProvider(QLatin1String(providerId), this);
}
QImage requestImage(const QString &id, QSize *size, const QSize &requestedSize) override;
Q_INVOKABLE static QUrl url(Effect effect, const QVariantMap& properties);
};
#endif // EFFECTS_IMAGE_PROVIDER_HPP