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-rw-r--r--src/plugins/platforms/vnc/qvncintegration.cpp251
1 files changed, 251 insertions, 0 deletions
diff --git a/src/plugins/platforms/vnc/qvncintegration.cpp b/src/plugins/platforms/vnc/qvncintegration.cpp
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+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 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 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qvncintegration.h"
+#include "../fb_base/fb_base.h"
+#include <private/qapplication_p.h>
+#include <QtGui/private/qpixmap_raster_p.h>
+#include <QtCore/qdebug.h>
+
+#include <qvncserver.h>
+#include <QtGui/QPainter>
+
+#include <QtCore/QTimer>
+#include "qgenericunixfontdatabase.h"
+
+QVNCScreen::QVNCScreen(QRect screenSize, int screenId)
+ : QFbScreen::QFbScreen()
+{
+ setGeometry(screenSize);
+ setDepth(32);
+ setFormat(QImage::Format_RGB32);
+ setPhysicalSize((geometry().size()*254)/720);
+
+
+ d_ptr = new QVNCScreenPrivate(this, screenId);
+
+ cursor = new QVNCCursor(d_ptr->vncServer, this);
+ d_ptr->vncServer->setCursor(static_cast<QVNCCursor *>(cursor));
+}
+
+QVNCDirtyMap *QVNCScreen::dirtyMap()
+{
+ return d_ptr->dirty;
+}
+
+QRegion QVNCScreen::doRedraw()
+{
+ QRegion touched;
+ touched = QFbScreen::doRedraw();
+
+ QVector<QRect> rects = touched.rects();
+ for (int i = 0; i < rects.size(); i++)
+ d_ptr->setDirty(rects[i]);
+ return touched;
+}
+
+static inline int defaultWidth() { return 800; }
+static inline int defaultHeight() { return 600; }
+static inline int defaultDisplay() { return 0; }
+
+static void usage()
+{
+ qWarning() << "VNC Platform Integration options:";
+ qWarning() << " size=<Width>x<Height> - set the display width and height";
+ qWarning() << " defaults to" << defaultWidth() << "x" << defaultHeight();
+ qWarning() << " display=<ID> - set the VNC display port to ID + 5900";
+ qWarning() << " defaults to" << defaultDisplay();
+ qWarning() << " offset=<X>x<Y> - set the current screens offset";
+ qWarning() << " vnc - start configuration of a new screen";
+ qWarning() << " size and offset are inherited from the previous screen if not set";
+ qWarning() << " display id is incremented from the previous screen if not set";
+ qWarning() << " virtual - manage the set of screens as a virtual desktop";
+}
+
+QVNCIntegration::QVNCIntegration(const QStringList& paramList)
+ : virtualDesktop(false), fontDb(new QGenericUnixFontDatabase())
+{
+ int sizeX = defaultWidth();
+ int sizeY = defaultHeight();
+ int offsetX = 0;
+ int offsetY = 0;
+ int display = defaultDisplay();
+ bool showUsage = false;
+
+ foreach(QString confString, paramList) {
+ if (confString.startsWith(QLatin1String("size="))) {
+ QString val = confString.section(QLatin1Char('='), 1, 1);
+ sizeX = val.section(QLatin1Char('x'), 0, 0).toInt();
+ sizeY = val.section(QLatin1Char('x'), 1, 1).toInt();
+ }
+ else if (confString.startsWith(QLatin1String("display="))) {
+ display = confString.section(QLatin1Char('='), 1, 1).toInt();
+ }
+ else if (confString.startsWith(QLatin1String("offset="))) {
+ QString val = confString.section(QLatin1Char('='), 1, 1);
+ offsetX = val.section(QLatin1Char('x'), 0, 0).toInt();
+ offsetY = val.section(QLatin1Char('x'), 1, 1).toInt();
+ }
+ else if (confString == QLatin1String("vnc")) {
+ QRect screenRect(offsetX, offsetY, sizeX, sizeY);
+ QVNCScreen *screen = new QVNCScreen(screenRect, display);
+ mScreens.append(screen);
+ screen->setObjectName(QString("screen %1").arg(display));
+ screen->setDirty(screenRect);
+ ++display;
+ }
+ else if (confString == QLatin1String("virtual")) {
+ virtualDesktop = true;
+ }
+ else {
+ qWarning() << "Unknown VNC option:" << confString;
+ showUsage = true;
+ }
+ }
+
+ if (showUsage)
+ usage();
+
+ QRect screenRect(offsetX, offsetY, sizeX, sizeY);
+ QVNCScreen *screen = new QVNCScreen(screenRect, display);
+ mScreens.append(screen);
+ mPrimaryScreen = qobject_cast<QVNCScreen *>(mScreens.first());
+ screen->setObjectName(QString("screen %1").arg(display));
+ screen->setDirty(screenRect);
+}
+
+bool QVNCIntegration::hasCapability(QPlatformIntegration::Capability cap) const
+{
+ switch (cap) {
+ case ThreadedPixmaps: return true;
+ default: return QPlatformIntegration::hasCapability(cap);
+ }
+}
+
+
+QPixmapData *QVNCIntegration::createPixmapData(QPixmapData::PixelType type) const
+{
+ return new QRasterPixmapData(type);
+}
+
+QWindowSurface *QVNCIntegration::createWindowSurface(QWidget *widget, WId) const
+{
+ QFbWindowSurface * surface;
+ surface = new QFbWindowSurface(mPrimaryScreen, widget);
+ return surface;
+}
+
+
+QPlatformWindow *QVNCIntegration::createPlatformWindow(QWidget *widget, WId /*winId*/) const
+{
+ QFbWindow *w = new QFbWindow(widget);
+ if (virtualDesktop) {
+ QList<QPlatformScreen *>::const_iterator i = mScreens.constBegin();
+ QList<QPlatformScreen *>::const_iterator end = mScreens.constEnd();
+ QFbScreen *screen;
+ while (i != end) {
+ screen = static_cast<QFbScreen *>(*i);
+ screen->addWindow(w);
+ ++i;
+ }
+ }
+ else
+ mPrimaryScreen->addWindow(w);
+ return w;
+}
+
+QPixmap QVNCIntegration::grabWindow(WId window, int x, int y, int width, int height) const
+{
+// qDebug() << "QVNCIntegration::grabWindow" << window << x << y << width << height;
+
+ if (window == 0) { //desktop
+ QImage *desktopImage = mPrimaryScreen->image();
+ if (x==0 && y == 0 && width < 0 && height < 0) {
+ return QPixmap::fromImage(*desktopImage);
+ }
+ if (width < 0)
+ width = desktopImage->width() - x;
+ if (height < 0)
+ height = desktopImage->height() - y;
+ int bytesPerPixel = desktopImage->depth()/8; //We don't support 1, 2, or 4 bpp
+ QImage img(desktopImage->scanLine(y) + bytesPerPixel*x, width, height, desktopImage->bytesPerLine(), desktopImage->format());
+ return QPixmap::fromImage(img);
+ }
+ QWidget *win = QWidget::find(window);
+ if (win) {
+ QRect r = win->geometry();
+ if (width < 0)
+ width = r.width() - x;
+ if (height < 0)
+ height = r.height() - y;
+ QImage *desktopImage = mPrimaryScreen->image();
+ int bytesPerPixel = desktopImage->depth()/8; //We don't support 1, 2, or 4 bpp
+
+ QImage img(desktopImage->scanLine(r.top() + y) + bytesPerPixel*(r.left()+x), width, height, desktopImage->bytesPerLine(), desktopImage->format());
+ return QPixmap::fromImage(img);
+ }
+ return QPixmap();
+}
+
+
+void QVNCIntegration::moveToScreen(QWidget *window, int screen)
+{
+ if (virtualDesktop) { // all windows exist on all screens in virtual desktop mode
+ return;
+ }
+ if (screen < 0 || screen > mScreens.size())
+ return;
+ QVNCScreen * newScreen = qobject_cast<QVNCScreen *>(mScreens.at(screen));
+ for(int i = 0; i < mScreens.size(); i++) {
+ QVNCScreen *oldScreen = qobject_cast<QVNCScreen *>(mScreens.at(i));
+ if (oldScreen->windowStack.contains(static_cast<QFbWindow *>(window->platformWindow()))) {
+ oldScreen->removeWindow(static_cast<QFbWindow *>(window->platformWindow()));
+ break;
+ }
+ }
+ window->platformWindow()->setGeometry(window->geometry()); // this should be unified elsewhere
+ newScreen->addWindow(static_cast<QFbWindow *>(window->platformWindow()));
+}
+
+QPlatformFontDatabase *QVNCIntegration::fontDatabase() const
+{
+ return fontDb;
+}
generated by cgit v0.12 at 2025-01-05 22:16:44 (GMT)