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Diffstat (limited to 'src/compositor/extensions/qwaylandwlscaler.cpp')
| -rw-r--r-- | src/compositor/extensions/qwaylandwlscaler.cpp | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/src/compositor/extensions/qwaylandwlscaler.cpp b/src/compositor/extensions/qwaylandwlscaler.cpp deleted file mode 100644 index 5c8e4b270..000000000 --- a/src/compositor/extensions/qwaylandwlscaler.cpp +++ /dev/null @@ -1,274 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2018 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the QtWaylandCompositor module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL3$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPLv3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or later as published by the Free -** Software Foundation and appearing in the file LICENSE.GPL included in -** the packaging of this file. Please review the following information to -** ensure the GNU General Public License version 2.0 requirements will be -** met: http://www.gnu.org/licenses/gpl-2.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qwaylandwlscaler_p.h" - -#include <QtWaylandCompositor/QWaylandSurface> -#include <QtWaylandCompositor/QWaylandCompositor> - -#include <QtWaylandCompositor/private/qwaylandsurface_p.h> - -QT_BEGIN_NAMESPACE - -#if QT_DEPRECATED_SINCE(5, 13) -/*! - \qmltype WlScaler - \inqmlmodule QtWayland.Compositor - \since 5.13 - \brief Provides an extension for surface resizing and cropping. - - The WlScaler extension provides a way for clients to resize and crop surface contents. - - WlScaler corresponds to the Wayland interface, \c wl_scaler. - - \c wl_scaler is a non-standard and deprecated protocol that has largely been replaced by - \c wp_viewporter. I.e. This extensions is only useful for supporting legacy clients. - \c wp_viewporter support is enabled automatically for all Qml compositors. - - To provide the functionality of the extension in a compositor, create an instance of the - WlScaler component and add it to the list of extensions supported by the compositor: - - \qml \QtMinorVersion - import QtWayland.Compositor 1.\1 - - WaylandCompositor { - // ... - WlScaler {} - } - \endqml - - \deprecated -*/ - -/*! - \class QWaylandWlScaler - \inmodule QtWaylandCompositor - \since 5.13 - \brief Provides an extension for surface resizing and croping. - - The QWaylandWlScaler extension provides a way for clients to resize and crop surface - contents. - - QWaylandWlScaler corresponds to the Wayland interface, \c wl_scaler. - - \c wl_scaler is a non-standard and deprecated protocol that has largely been replaced by - \c wp_viewporter. I.e. This extensions is only useful for supporting legacy clients. - - \sa QWaylandViewporter - - \deprecated -*/ - -/*! - Constructs a QWaylandWlScaler object. -*/ -QWaylandWlScaler::QWaylandWlScaler() - : QWaylandCompositorExtensionTemplate<QWaylandWlScaler>(*new QWaylandWlScalerPrivate) -{ -} - -/*! - * Constructs a QWaylandWlScaler object for the provided \a compositor. - */ -QWaylandWlScaler::QWaylandWlScaler(QWaylandCompositor *compositor) - : QWaylandCompositorExtensionTemplate<QWaylandWlScaler>(compositor, *new QWaylandWlScalerPrivate()) -{ -} - -/*! - Initializes the extension. -*/ -void QWaylandWlScaler::initialize() -{ - Q_D(QWaylandWlScaler); - - QWaylandCompositorExtensionTemplate::initialize(); - auto *compositor = static_cast<QWaylandCompositor *>(extensionContainer()); - if (!compositor) { - qWarning() << "Failed to find QWaylandCompositor when initializing QWaylandWlScaler"; - return; - } - d->init(compositor->display(), 2); -} - -/*! - Returns the Wayland interface for the QWaylandWlScaler. -*/ -const wl_interface *QWaylandWlScaler::interface() -{ - return QWaylandWlScalerPrivate::interface(); -} - -void QWaylandWlScalerPrivate::scaler_destroy(Resource *resource) -{ - // Viewport objects are allowed ot outlive the scaler - wl_resource_destroy(resource->handle); -} - -void QWaylandWlScalerPrivate::scaler_get_viewport(Resource *resource, uint id, wl_resource *surfaceResource) -{ - auto *surface = QWaylandSurface::fromResource(surfaceResource); - if (!surface) { - qWarning() << "Couldn't find surface for viewporter"; - return; - } - - // Note: This will only protect us not creating scalers for surfaces with wp_viewport objects - auto *surfacePrivate = QWaylandSurfacePrivate::get(surface); - if (surfacePrivate->viewport) { - wl_resource_post_error(resource->handle, WL_SCALER_ERROR_VIEWPORT_EXISTS, - "viewport already exists for surface"); - return; - } - - // We can't set viewport here, since it's of the new type for wp_viewporter -// surfacePrivate->viewport = new Viewport(surface, resource->client(), id, resource->version()); - new Viewport(surface, resource->client(), id, resource->version()); -} - -QWaylandWlScalerPrivate::Viewport::Viewport(QWaylandSurface *surface, wl_client *client, int id, int version) - : QtWaylandServer::wl_viewport(client, id, version) - , m_surface(surface) -{ - Q_ASSERT(surface); -} - -//TODO: This isn't currently called -// This function has to be called immediately after a surface is committed, before no -// other client events have been dispatched, or we may incorrectly error out on an -// incomplete pending state. See comment below. -void QWaylandWlScalerPrivate::Viewport::checkCommittedState() -{ - auto *surfacePrivate = QWaylandSurfacePrivate::get(m_surface); - - // We can't use the current state for destination/source when checking, - // as that has fallbacks to the buffer size so we can't distinguish - // between the set/unset case. We use the pending state because no other - // requests has modified it yet. - QSize destination = surfacePrivate->pending.destinationSize; - QRectF source = surfacePrivate->pending.sourceGeometry; - - if (!destination.isValid() && source.size() != source.size().toSize()) { - //TODO: Do rounding to nearest integer - } - - QRectF max = QRectF(QPointF(), m_surface->bufferSize() / m_surface->bufferScale()); - // We can't use QRectF.contains, because that would return false for values on the border - if (max.united(source) != max) { - //TODO: surface contents are no undefined, surface size is still valid though - qCDebug(qLcWaylandCompositor) << "Source set outside buffer bounds (client error)"; - } -} - - -void QWaylandWlScalerPrivate::Viewport::viewport_destroy_resource(Resource *resource) -{ - Q_UNUSED(resource); - delete this; -} - -void QWaylandWlScalerPrivate::Viewport::viewport_destroy(Resource *resource) -{ - if (m_surface) { - auto *surfacePrivate = QWaylandSurfacePrivate::get(m_surface); - surfacePrivate->pending.destinationSize = QSize(); - surfacePrivate->pending.sourceGeometry = QRectF(); - } - wl_resource_destroy(resource->handle); -} - -void QWaylandWlScalerPrivate::Viewport::viewport_set(QtWaylandServer::wl_viewport::Resource *resource, wl_fixed_t src_x, wl_fixed_t src_y, wl_fixed_t src_width, wl_fixed_t src_height, int32_t dst_width, int32_t dst_height) -{ - viewport_set_source(resource, src_x, src_y, src_width, src_height); - viewport_set_destination(resource, dst_width, dst_height); -} - -void QWaylandWlScalerPrivate::Viewport::viewport_set_source(QtWaylandServer::wl_viewport::Resource *resource, wl_fixed_t x, wl_fixed_t y, wl_fixed_t width, wl_fixed_t height) -{ - Q_UNUSED(resource); - - if (!m_surface) { - qCDebug(qLcWaylandCompositor) << "set_source requested for destroyed surface"; - return; - } - - QPointF position(wl_fixed_to_double(x), wl_fixed_to_double(y)); - QSizeF size(wl_fixed_to_double(width), wl_fixed_to_double(height)); - QRectF sourceGeometry(position, size); - - if (sourceGeometry == QRectF(-1, -1, -1, -1)) { - auto *surfacePrivate = QWaylandSurfacePrivate::get(m_surface); - surfacePrivate->pending.sourceGeometry = QRectF(); - return; - } - - if (position.x() < 0 || position.y() < 0) { - wl_resource_post_error(resource->handle, error_bad_value, - "negative position in set_source"); - return; - } - - if (!size.isValid()) { - wl_resource_post_error(resource->handle, error_bad_value, - "negative size in set_source"); - return; - } - - auto *surfacePrivate = QWaylandSurfacePrivate::get(m_surface); - surfacePrivate->pending.sourceGeometry = sourceGeometry; -} - -void QWaylandWlScalerPrivate::Viewport::viewport_set_destination(QtWaylandServer::wl_viewport::Resource *resource, int32_t width, int32_t height) -{ - Q_UNUSED(resource); - - if (!m_surface) { - qCDebug(qLcWaylandCompositor) << "set_destination requested for destroyed surface"; - return; - } - - QSize destinationSize(width, height); - if (!destinationSize.isValid() && destinationSize != QSize(-1, -1)) { - wl_resource_post_error(resource->handle, error_bad_value, - "negative size in set_destination"); - return; - } - auto *surfacePrivate = QWaylandSurfacePrivate::get(m_surface); - surfacePrivate->pending.destinationSize = destinationSize; -} -#endif // QT_DEPRECATED_SINCE - -QT_END_NAMESPACE |