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-rw-r--r--src/plugins/platforms/mirclient/qmirclientcursor.cpp209
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diff --git a/src/plugins/platforms/mirclient/qmirclientcursor.cpp b/src/plugins/platforms/mirclient/qmirclientcursor.cpp
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--- a/src/plugins/platforms/mirclient/qmirclientcursor.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2015-2016 Canonical, Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the plugins of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General
-** Public license version 3 or any later version approved by the KDE Free
-** Qt Foundation. The licenses are as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-2.0.html and
-** https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-
-#include "qmirclientcursor.h"
-
-#include "qmirclientlogging.h"
-#include "qmirclientwindow.h"
-
-#include <mir_toolkit/mir_client_library.h>
-
-Q_LOGGING_CATEGORY(mirclientCursor, "qt.qpa.mirclient.cursor", QtWarningMsg)
-
-QMirClientCursor::QMirClientCursor(MirConnection *connection)
- : mConnection(connection)
-{
- /*
- * TODO: Add the missing cursors to Mir (LP: #1388987)
- * Those are the ones without a mir_ prefix, which are X11 cursors
- * and won't be understood by any shell other than Unity8.
- */
- mShapeToCursorName[Qt::ArrowCursor] = mir_arrow_cursor_name;
- mShapeToCursorName[Qt::UpArrowCursor] = "up_arrow";
- mShapeToCursorName[Qt::CrossCursor] = mir_crosshair_cursor_name;
- mShapeToCursorName[Qt::WaitCursor] = mir_busy_cursor_name;
- mShapeToCursorName[Qt::IBeamCursor] = mir_caret_cursor_name;
- mShapeToCursorName[Qt::SizeVerCursor] = mir_vertical_resize_cursor_name;
- mShapeToCursorName[Qt::SizeHorCursor] = mir_horizontal_resize_cursor_name;
- mShapeToCursorName[Qt::SizeBDiagCursor] = mir_diagonal_resize_bottom_to_top_cursor_name;
- mShapeToCursorName[Qt::SizeFDiagCursor] = mir_diagonal_resize_top_to_bottom_cursor_name;
- mShapeToCursorName[Qt::SizeAllCursor] = mir_omnidirectional_resize_cursor_name;
- mShapeToCursorName[Qt::BlankCursor] = mir_disabled_cursor_name;
- mShapeToCursorName[Qt::SplitVCursor] = mir_vsplit_resize_cursor_name;
- mShapeToCursorName[Qt::SplitHCursor] = mir_hsplit_resize_cursor_name;
- mShapeToCursorName[Qt::PointingHandCursor] = mir_pointing_hand_cursor_name;
- mShapeToCursorName[Qt::ForbiddenCursor] = "forbidden";
- mShapeToCursorName[Qt::WhatsThisCursor] = "whats_this";
- mShapeToCursorName[Qt::BusyCursor] = "left_ptr_watch";
- mShapeToCursorName[Qt::OpenHandCursor] = mir_open_hand_cursor_name;
- mShapeToCursorName[Qt::ClosedHandCursor] = mir_closed_hand_cursor_name;
- mShapeToCursorName[Qt::DragCopyCursor] = "dnd-copy";
- mShapeToCursorName[Qt::DragMoveCursor] = "dnd-move";
- mShapeToCursorName[Qt::DragLinkCursor] = "dnd-link";
-}
-
-namespace {
-const char *qtCursorShapeToStr(Qt::CursorShape shape)
-{
- switch (shape) {
- case Qt::ArrowCursor:
- return "Arrow";
- case Qt::UpArrowCursor:
- return "UpArrow";
- case Qt::CrossCursor:
- return "Cross";
- case Qt::WaitCursor:
- return "Wait";
- case Qt::IBeamCursor:
- return "IBeam";
- case Qt::SizeVerCursor:
- return "SizeVer";
- case Qt::SizeHorCursor:
- return "SizeHor";
- case Qt::SizeBDiagCursor:
- return "SizeBDiag";
- case Qt::SizeFDiagCursor:
- return "SizeFDiag";
- case Qt::SizeAllCursor:
- return "SizeAll";
- case Qt::BlankCursor:
- return "Blank";
- case Qt::SplitVCursor:
- return "SplitV";
- case Qt::SplitHCursor:
- return "SplitH";
- case Qt::PointingHandCursor:
- return "PointingHand";
- case Qt::ForbiddenCursor:
- return "Forbidden";
- case Qt::WhatsThisCursor:
- return "WhatsThis";
- case Qt::BusyCursor:
- return "Busy";
- case Qt::OpenHandCursor:
- return "OpenHand";
- case Qt::ClosedHandCursor:
- return "ClosedHand";
- case Qt::DragCopyCursor:
- return "DragCopy";
- case Qt::DragMoveCursor:
- return "DragMove";
- case Qt::DragLinkCursor:
- return "DragLink";
- case Qt::BitmapCursor:
- return "Bitmap";
- default:
- return "???";
- }
-}
-} // anonymous namespace
-
-void QMirClientCursor::changeCursor(QCursor *windowCursor, QWindow *window)
-{
- if (!window) {
- return;
- }
-
- MirSurface *surface = static_cast<QMirClientWindow*>(window->handle())->mirSurface();
-
- if (!surface) {
- return;
- }
-
-
- if (windowCursor) {
- qCDebug(mirclientCursor, "changeCursor shape=%s, window=%p", qtCursorShapeToStr(windowCursor->shape()), window);
- if (!windowCursor->pixmap().isNull()) {
- configureMirCursorWithPixmapQCursor(surface, *windowCursor);
- } else if (windowCursor->shape() == Qt::BitmapCursor) {
- // TODO: Implement bitmap cursor support
- applyDefaultCursorConfiguration(surface);
- } else {
- const auto &cursorName = mShapeToCursorName.value(windowCursor->shape(), QByteArray("left_ptr"));
- auto cursorConfiguration = mir_cursor_configuration_from_name(cursorName.data());
- mir_surface_configure_cursor(surface, cursorConfiguration);
- mir_cursor_configuration_destroy(cursorConfiguration);
- }
- } else {
- applyDefaultCursorConfiguration(surface);
- }
-
-}
-
-void QMirClientCursor::configureMirCursorWithPixmapQCursor(MirSurface *surface, QCursor &cursor)
-{
- QImage image = cursor.pixmap().toImage();
-
- if (image.format() != QImage::Format_ARGB32) {
- image = image.convertToFormat(QImage::Format_ARGB32);
- }
-
- MirBufferStream *bufferStream = mir_connection_create_buffer_stream_sync(mConnection,
- image.width(), image.height(), mir_pixel_format_argb_8888, mir_buffer_usage_software);
-
- {
- MirGraphicsRegion region;
- mir_buffer_stream_get_graphics_region(bufferStream, &region);
-
- char *regionLine = region.vaddr;
- Q_ASSERT(image.bytesPerLine() <= region.stride);
- for (int i = 0; i < image.height(); ++i) {
- memcpy(regionLine, image.scanLine(i), image.bytesPerLine());
- regionLine += region.stride;
- }
- }
-
- mir_buffer_stream_swap_buffers_sync(bufferStream);
-
- {
- auto configuration = mir_cursor_configuration_from_buffer_stream(bufferStream, cursor.hotSpot().x(), cursor.hotSpot().y());
- mir_surface_configure_cursor(surface, configuration);
- mir_cursor_configuration_destroy(configuration);
- }
-
- mir_buffer_stream_release_sync(bufferStream);
-}
-
-void QMirClientCursor::applyDefaultCursorConfiguration(MirSurface *surface)
-{
- auto cursorConfiguration = mir_cursor_configuration_from_name("left_ptr");
- mir_surface_configure_cursor(surface, cursorConfiguration);
- mir_cursor_configuration_destroy(cursorConfiguration);
-}