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Diffstat (limited to 'src/gui/embedded/qscreenvfb_qws.cpp')
| -rw-r--r-- | src/gui/embedded/qscreenvfb_qws.cpp | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/src/gui/embedded/qscreenvfb_qws.cpp b/src/gui/embedded/qscreenvfb_qws.cpp deleted file mode 100644 index 2dc4f83a44..0000000000 --- a/src/gui/embedded/qscreenvfb_qws.cpp +++ /dev/null @@ -1,445 +0,0 @@ -/**************************************************************************** -** -** 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 QtGui module 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. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QT_NO_QWS_QVFB - -#define QTOPIA_QVFB_BRIGHTNESS - -#include <stdlib.h> -#include <sys/types.h> -#include <sys/ipc.h> -#include <sys/shm.h> -#include <sys/stat.h> -#include <unistd.h> -#include <fcntl.h> -#include <errno.h> - -#include <qvfbhdr.h> -#include <qscreenvfb_qws.h> -#include <qkbdvfb_qws.h> -#include <qmousevfb_qws.h> -#include <qwindowsystem_qws.h> -#include <qsocketnotifier.h> -#include <qapplication.h> -#include <qscreen_qws.h> -#include <qmousedriverfactory_qws.h> -#include <qkbddriverfactory_qws.h> -#include <qdebug.h> - -QT_BEGIN_NAMESPACE - -class QVFbScreenPrivate -{ -public: - QVFbScreenPrivate(); - ~QVFbScreenPrivate(); - - bool success; - unsigned char *shmrgn; - int brightness; - bool blank; - QVFbHeader *hdr; - QWSMouseHandler *mouse; -#ifndef QT_NO_QWS_KEYBOARD - QWSKeyboardHandler *keyboard; -#endif -}; - -QVFbScreenPrivate::QVFbScreenPrivate() - : mouse(0) - -{ -#ifndef QT_NO_QWS_KEYBOARD - keyboard = 0; -#endif - brightness = 255; - blank = false; -} - -QVFbScreenPrivate::~QVFbScreenPrivate() -{ - delete mouse; -#ifndef QT_NO_QWS_KEYBOARD - delete keyboard; -#endif -} - -/*! - \internal - - \class QVFbScreen - \ingroup qws - - \brief The QVFbScreen class implements a screen driver for the - virtual framebuffer. - - Note that this class is only available in \l{Qt for Embedded Linux}. - Custom screen drivers can be added by subclassing the - QScreenDriverPlugin class, using the QScreenDriverFactory class to - dynamically load the driver into the application, but there should - only be one screen object per application. - - The Qt for Embedded Linux platform provides a \l{The Virtual - Framebuffer}{virtual framebuffer} for development and debugging; - the virtual framebuffer allows Qt for Embedded Linux applications to be - developed on a desktop machine, without switching between consoles - and X11. - - \sa QScreen, QScreenDriverPlugin, {Running Applications} -*/ - -/*! - \fn bool QVFbScreen::connect(const QString & displaySpec) - \reimp -*/ - -/*! - \fn void QVFbScreen::disconnect() - \reimp -*/ - -/*! - \fn bool QVFbScreen::initDevice() - \reimp -*/ - -/*! - \fn void QVFbScreen::restore() - \reimp -*/ - -/*! - \fn void QVFbScreen::save() - \reimp -*/ - -/*! - \fn void QVFbScreen::setDirty(const QRect & r) - \reimp -*/ - -/*! - \fn void QVFbScreen::setMode(int nw, int nh, int nd) - \reimp -*/ - -/*! - \fn void QVFbScreen::shutdownDevice() - \reimp -*/ - -/*! - \fn QVFbScreen::QVFbScreen(int displayId) - - Constructs a QVNCScreen object. The \a displayId argument - identifies the Qt for Embedded Linux server to connect to. -*/ -QVFbScreen::QVFbScreen(int display_id) - : QScreen(display_id, VFbClass), d_ptr(new QVFbScreenPrivate) -{ - d_ptr->shmrgn = 0; - d_ptr->hdr = 0; - data = 0; -} - -/*! - Destroys this QVFbScreen object. -*/ -QVFbScreen::~QVFbScreen() -{ - delete d_ptr; -} - -static QVFbScreen *connected = 0; - -bool QVFbScreen::connect(const QString &displaySpec) -{ - QStringList displayArgs = displaySpec.split(QLatin1Char(':')); - if (displayArgs.contains(QLatin1String("Gray"))) - grayscale = true; - - key_t key = ftok(QT_VFB_MOUSE_PIPE(displayId).toLocal8Bit(), 'b'); - - if (key == -1) - return false; - -#if Q_BYTE_ORDER == Q_BIG_ENDIAN -#ifndef QT_QWS_FRAMEBUFFER_LITTLE_ENDIAN - if (displayArgs.contains(QLatin1String("littleendian"))) -#endif - QScreen::setFrameBufferLittleEndian(true); -#endif - - int shmId = shmget(key, 0, 0); - if (shmId != -1) - d_ptr->shmrgn = (unsigned char *)shmat(shmId, 0, 0); - else - return false; - - if ((long)d_ptr->shmrgn == -1 || d_ptr->shmrgn == 0) { - qDebug("No shmrgn %ld", (long)d_ptr->shmrgn); - return false; - } - - d_ptr->hdr = (QVFbHeader *)d_ptr->shmrgn; - data = d_ptr->shmrgn + d_ptr->hdr->dataoffset; - - dw = w = d_ptr->hdr->width; - dh = h = d_ptr->hdr->height; - d = d_ptr->hdr->depth; - - switch (d) { - case 1: - setPixelFormat(QImage::Format_Mono); - break; - case 8: - setPixelFormat(QImage::Format_Indexed8); - break; - case 12: - setPixelFormat(QImage::Format_RGB444); - break; - case 15: - setPixelFormat(QImage::Format_RGB555); - break; - case 16: - setPixelFormat(QImage::Format_RGB16); - break; - case 18: - setPixelFormat(QImage::Format_RGB666); - break; - case 24: - setPixelFormat(QImage::Format_RGB888); - break; - case 32: - setPixelFormat(QImage::Format_ARGB32_Premultiplied); - break; - } - - lstep = d_ptr->hdr->linestep; - - // Handle display physical size spec. - int dimIdxW = -1; - int dimIdxH = -1; - for (int i = 0; i < displayArgs.size(); ++i) { - if (displayArgs.at(i).startsWith(QLatin1String("mmWidth"))) { - dimIdxW = i; - break; - } - } - for (int i = 0; i < displayArgs.size(); ++i) { - if (displayArgs.at(i).startsWith(QLatin1String("mmHeight"))) { - dimIdxH = i; - break; - } - } - if (dimIdxW >= 0) { - bool ok; - int pos = 7; - if (displayArgs.at(dimIdxW).at(pos) == QLatin1Char('=')) - ++pos; - int pw = displayArgs.at(dimIdxW).mid(pos).toInt(&ok); - if (ok) { - physWidth = pw; - if (dimIdxH < 0) - physHeight = dh*physWidth/dw; - } - } - if (dimIdxH >= 0) { - bool ok; - int pos = 8; - if (displayArgs.at(dimIdxH).at(pos) == QLatin1Char('=')) - ++pos; - int ph = displayArgs.at(dimIdxH).mid(pos).toInt(&ok); - if (ok) { - physHeight = ph; - if (dimIdxW < 0) - physWidth = dw*physHeight/dh; - } - } - if (dimIdxW < 0 && dimIdxH < 0) { - const int dpi = 72; - physWidth = qRound(dw * 25.4 / dpi); - physHeight = qRound(dh * 25.4 / dpi); - } - - qDebug("Connected to VFB server %s: %d x %d x %d %dx%dmm (%dx%ddpi)", displaySpec.toLatin1().data(), - w, h, d, physWidth, physHeight, qRound(dw*25.4/physWidth), qRound(dh*25.4/physHeight) ); - - size = lstep * h; - mapsize = size; - screencols = d_ptr->hdr->numcols; - memcpy(screenclut, d_ptr->hdr->clut, sizeof(QRgb) * screencols); - - connected = this; - - if (qgetenv("QT_QVFB_BGR").toInt()) - pixeltype = BGRPixel; - - return true; -} - -void QVFbScreen::disconnect() -{ - connected = 0; - if ((long)d_ptr->shmrgn != -1 && d_ptr->shmrgn) { - if (qApp->type() == QApplication::GuiServer && d_ptr->hdr->dataoffset >= (int)sizeof(QVFbHeader)) { - d_ptr->hdr->serverVersion = 0; - } - shmdt((char*)d_ptr->shmrgn); - } -} - -bool QVFbScreen::initDevice() -{ -#ifndef QT_NO_QWS_MOUSE_QVFB - const QString mouseDev = QT_VFB_MOUSE_PIPE(displayId); - d_ptr->mouse = new QVFbMouseHandler(QLatin1String("QVFbMouse"), mouseDev); - qwsServer->setDefaultMouse("None"); - if (d_ptr->mouse) - d_ptr->mouse->setScreen(this); -#endif - -#if !defined(QT_NO_QWS_KBD_QVFB) && !defined(QT_NO_QWS_KEYBOARD) - const QString keyboardDev = QT_VFB_KEYBOARD_PIPE(displayId); - d_ptr->keyboard = new QVFbKeyboardHandler(keyboardDev); - qwsServer->setDefaultKeyboard("None"); -#endif - - if (d_ptr->hdr->dataoffset >= (int)sizeof(QVFbHeader)) - d_ptr->hdr->serverVersion = QT_VERSION; - - if(d==8) { - screencols=256; - if (grayscale) { - // Build grayscale palette - for(int loopc=0;loopc<256;loopc++) { - screenclut[loopc]=qRgb(loopc,loopc,loopc); - } - } else { - // 6x6x6 216 color cube - int idx = 0; - for(int ir = 0x0; ir <= 0xff; ir+=0x33) { - for(int ig = 0x0; ig <= 0xff; ig+=0x33) { - for(int ib = 0x0; ib <= 0xff; ib+=0x33) { - screenclut[idx]=qRgb(ir, ig, ib); - idx++; - } - } - } - screencols=idx; - } - memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols); - d_ptr->hdr->numcols = screencols; - } else if (d == 4) { - int val = 0; - for (int idx = 0; idx < 16; idx++, val += 17) { - screenclut[idx] = qRgb(val, val, val); - } - screencols = 16; - memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols); - d_ptr->hdr->numcols = screencols; - } else if (d == 1) { - screencols = 2; - screenclut[1] = qRgb(0xff, 0xff, 0xff); - screenclut[0] = qRgb(0, 0, 0); - memcpy(d_ptr->hdr->clut, screenclut, sizeof(QRgb) * screencols); - d_ptr->hdr->numcols = screencols; - } - -#ifndef QT_NO_QWS_CURSOR - QScreenCursor::initSoftwareCursor(); -#endif - return true; -} - -void QVFbScreen::shutdownDevice() -{ -} - -void QVFbScreen::setMode(int ,int ,int) -{ -} - -// save the state of the graphics card -// This is needed so that e.g. we can restore the palette when switching -// between linux virtual consoles. -void QVFbScreen::save() -{ - // nothing to do. -} - -// restore the state of the graphics card. -void QVFbScreen::restore() -{ -} -void QVFbScreen::setDirty(const QRect& rect) -{ - const QRect r = rect.translated(-offset()); - d_ptr->hdr->dirty = true; - d_ptr->hdr->update = d_ptr->hdr->update.united(r); -} - -void QVFbScreen::setBrightness(int b) -{ - if (connected) { - connected->d_ptr->brightness = b; - - QVFbHeader *hdr = connected->d_ptr->hdr; - if (hdr->viewerVersion < 0x040400) // brightness not supported - return; - - const int br = connected->d_ptr->blank ? 0 : b; - if (hdr->brightness != br) { - hdr->brightness = br; - connected->setDirty(connected->region().boundingRect()); - } - } -} - -void QVFbScreen::blank(bool on) -{ - d_ptr->blank = on; - setBrightness(connected->d_ptr->brightness); -} - -#endif // QT_NO_QWS_QVFB - -QT_END_NAMESPACE |