1 files changed, 156 insertions, 0 deletions
diff --git a/src/plugins/platforms/vnc/qvnccursor.cpp b/src/plugins/platforms/vnc/qvnccursor.cpp
new file mode 100644
index 0000000000..dbcdef3ddd
--- /dev/null
+++ b/src/plugins/platforms/vnc/qvnccursor.cpp
@@ -0,0 +1,156 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QPainter>
+#include <QTcpSocket>
+#include <arpa/inet.h>
+#include <QBitmap>
+#include <QApplication>
+
+#include <QDebug>
+
+#include "qvnccursor.h"
+#include "qvncserver.h"
+#include "qvncintegration.h"
+
+QT_BEGIN_NAMESPACE
+
+QVNCCursor::QVNCCursor(QVNCServer * srvr, QVNCScreen *scr )
+        :QPlatformSoftwareCursor(scr), useVncCursor(false), server(srvr)
+{
+}
+
+void QVNCCursor::changeCursor(QCursor * widgetCursor, QWidget * widget)
+{
+    QPlatformSoftwareCursor::changeCursor(widgetCursor, widget);
+    if (useVncCursor) {
+        server->setDirtyCursor();
+    } else {
+        setDirty();
+    }
+}
+
+void QVNCCursor::setCursorMode(bool vnc)
+{
+    if (vnc) {
+        setDirty();
+        server->setDirtyCursor();
+    } else {
+        server->setDirtyCursor();
+    }
+    useVncCursor = vnc;
+}
+
+QRect QVNCCursor::drawCursor(QPainter & painter)
+{
+    if (useVncCursor)
+        return QRect();
+
+    return QPlatformSoftwareCursor::drawCursor(painter);
+}
+
+void QVNCCursor::clearClientCursor()
+{
+    QTcpSocket *socket = server->clientSocket();
+    if (!socket) {
+        return;
+    }
+    // FramebufferUpdate header
+    {
+        const quint16 tmp[6] = { htons(0),
+                                 htons(1),
+                                 htons(0), htons(0),
+                                 htons(0),
+                                 htons(0) };
+        socket->write((char*)tmp, sizeof(tmp));
+
+        const quint32 encoding = htonl(-239);
+        socket->write((char*)(&encoding), sizeof(encoding));
+    }
+}
+
+void QVNCCursor::sendClientCursor()
+{
+    if (useVncCursor == false) {
+        clearClientCursor();
+        return;
+    }
+    QImage *image = graphic->image();
+    if (image->isNull())
+        return;
+    QTcpSocket *socket = server->clientSocket();
+    if (!socket) {
+        return;
+    }
+    // FramebufferUpdate header
+    {
+        const quint16 tmp[6] = { htons(0),
+                                 htons(1),
+                                 htons(graphic->hotspot().x()), htons(graphic->hotspot().y()),
+                                 htons(image->width()),
+                                 htons(image->height()) };
+        socket->write((char*)tmp, sizeof(tmp));
+
+        const quint32 encoding = htonl(-239);
+        socket->write((char*)(&encoding), sizeof(encoding));
+    }
+
+    // write pixels
+    //Q_ASSERT(cursor->hasAlphaChannel());
+    const QImage img = image->convertToFormat(QImage::Format_RGB32);
+    const int n = server->clientBytesPerPixel() * img.width();
+    char *buffer = new char[n];
+    for (int i = 0; i < img.height(); ++i) {
+        server->convertPixels(buffer, (const char*)img.scanLine(i), img.width());
+        socket->write(buffer, n);
+    }
+    delete[] buffer;
+
+    // write mask
+    const QImage bitmap = image->createAlphaMask().convertToFormat(QImage::Format_Mono);
+    Q_ASSERT(bitmap.depth() == 1);
+    Q_ASSERT(bitmap.size() == img.size());
+    const int width = (bitmap.width() + 7) / 8;
+    for (int i = 0; i < bitmap.height(); ++i)
+        socket->write((const char*)bitmap.scanLine(i), width);
+}
+
+QT_END_NAMESPACE