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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;
}
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