1 files changed, 140 insertions, 0 deletions
diff --git a/src/imports/compositor/qwaylandmousetracker.cpp b/src/imports/compositor/qwaylandmousetracker.cpp
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+++ b/src/imports/compositor/qwaylandmousetracker.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2015 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 "qwaylandmousetracker_p.h"
+
+#include <QtQuick/private/qquickitem_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QWaylandMouseTrackerPrivate : public QQuickItemPrivate
+{
+    Q_DECLARE_PUBLIC(QWaylandMouseTracker)
+public:
+    QWaylandMouseTrackerPrivate()
+        : enableWSCursor(false)
+    {
+        QImage cursorImage(64,64,QImage::Format_ARGB32);
+        cursorImage.fill(Qt::transparent);
+        cursorPixmap = QPixmap::fromImage(cursorImage);
+    }
+    void handleMousePos(const QPointF &mousePos)
+    {
+        Q_Q(QWaylandMouseTracker);
+        bool xChanged = mousePos.x() != this->mousePos.x();
+        bool yChanged = mousePos.y() != this->mousePos.y();
+        if (xChanged || yChanged) {
+            this->mousePos = mousePos;
+            if (xChanged)
+                emit q->mouseXChanged();
+            if (yChanged)
+                emit q->mouseYChanged();
+        }
+    }
+
+    QPointF mousePos;
+    bool enableWSCursor;
+    QPixmap cursorPixmap;
+};
+
+QWaylandMouseTracker::QWaylandMouseTracker(QQuickItem *parent)
+        : QQuickItem(*(new QWaylandMouseTrackerPrivate), parent)
+{
+    Q_D(QWaylandMouseTracker);
+    setFiltersChildMouseEvents(true);
+    setAcceptHoverEvents(true);
+    setCursor(QCursor(d->cursorPixmap));
+}
+
+qreal QWaylandMouseTracker::mouseX() const
+{
+    Q_D(const QWaylandMouseTracker);
+    return d->mousePos.x();
+}
+qreal QWaylandMouseTracker::mouseY() const
+{
+    Q_D(const QWaylandMouseTracker);
+    return d->mousePos.y();
+}
+
+void QWaylandMouseTracker::setEnableWSCursor(bool enable)
+{
+    Q_D(QWaylandMouseTracker);
+    if (d->enableWSCursor != enable) {
+        d->enableWSCursor = enable;
+        if (enable) {
+            unsetCursor();
+        } else {
+            setCursor(QCursor(d->cursorPixmap));
+        }
+        emit enableWSCursorChanged();
+    }
+}
+
+bool QWaylandMouseTracker::enableWSCursor() const
+{
+    Q_D(const QWaylandMouseTracker);
+    return d->enableWSCursor;
+}
+
+bool QWaylandMouseTracker::childMouseEventFilter(QQuickItem *item, QEvent *event)
+{
+    Q_D(QWaylandMouseTracker);
+    if (event->type() == QEvent::MouseMove) {
+        QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
+        d->handleMousePos(mapFromItem(item, mouseEvent->localPos()));
+    } else if (event->type() == QEvent::HoverMove) {
+        QHoverEvent *hoverEvent = static_cast<QHoverEvent *>(event);
+        d->handleMousePos(mapFromItem(item, hoverEvent->posF()));
+    }
+    return false;
+}
+
+void QWaylandMouseTracker::mouseMoveEvent(QMouseEvent *event)
+{
+    Q_D(QWaylandMouseTracker);
+    QQuickItem::mouseMoveEvent(event);
+    d->handleMousePos(event->localPos());
+}
+
+void QWaylandMouseTracker::hoverMoveEvent(QHoverEvent *event)
+{
+    Q_D(QWaylandMouseTracker);
+    QQuickItem::hoverMoveEvent(event);
+    d->handleMousePos(event->posF());
+}
+
+QT_END_NAMESPACE