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authorGirish Ramakrishnan <girish.1.ramakrishnan@nokia.com>2012-06-25 18:27:22 -0700
committerQt by Nokia <qt-info@nokia.com>2012-07-03 08:11:54 +0200
commitf128c1f6d3cbdc1aa13f9ec65fd2354ef91c1c48 (patch)
treebb16289389a6805ea371e162543f96f9e3246104 /src/gui/kernel/qplatformscreen_qpa.cpp
parent28f30aa5437d8a53bc9124a1459243c475670601 (diff)
Remove _qpa from cpp filenames
36547f4eff44361f7a6acd0cff107c0e47561f93 removed the _qpa from .h files and promised to remove it from .cpp files at a later date. Change-Id: I24a5c3796f6b07dd9a1931b699f3212d315edb12 Reviewed-by: Andrew Stanley-Jones <andrew.stanley-jones@nokia.com>
Diffstat (limited to 'src/gui/kernel/qplatformscreen_qpa.cpp')
-rw-r--r--src/gui/kernel/qplatformscreen_qpa.cpp338
1 files changed, 0 insertions, 338 deletions
diff --git a/src/gui/kernel/qplatformscreen_qpa.cpp b/src/gui/kernel/qplatformscreen_qpa.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** 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.
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qplatformscreen.h"
-#include <QtGui/qguiapplication.h>
-#include <qpa/qplatformcursor.h>
-#include <QtGui/private/qguiapplication_p.h>
-#include <qpa/qplatformscreen_p.h>
-#include <qpa/qplatformintegration.h>
-#include <QtGui/qscreen.h>
-#include <QtGui/qwindow.h>
-
-QT_BEGIN_NAMESPACE
-
-QPlatformScreen::QPlatformScreen()
- : d_ptr(new QPlatformScreenPrivate)
-{
- Q_D(QPlatformScreen);
- d->screen = 0;
-}
-
-QPlatformScreen::~QPlatformScreen()
-{
- Q_D(QPlatformScreen);
-
- QGuiApplicationPrivate::screen_list.removeOne(d->screen);
- delete d->screen;
-}
-
-/*!
- \fn QPixmap QPlatformScreen::grabWindow(WId window, int x, int y, int width, int height) const
-
- This function is called when Qt needs to be able to grab the content of a window.
-
- Returnes the content of the window specified with the WId handle within the boundaries of
- QRect(x,y,width,height).
-*/
-QPixmap QPlatformScreen::grabWindow(WId window, int x, int y, int width, int height) const
-{
- Q_UNUSED(window);
- Q_UNUSED(x);
- Q_UNUSED(y);
- Q_UNUSED(width);
- Q_UNUSED(height);
- return QPixmap();
-}
-
-/*!
- Return the given top level window for a given position.
-
- Default implementation retrieves a list of all top level windows and finds the first window
- which contains point \a pos
-*/
-QWindow *QPlatformScreen::topLevelAt(const QPoint & pos) const
-{
- QWindowList list = QGuiApplication::topLevelWindows();
- for (int i = list.size()-1; i >= 0; --i) {
- QWindow *w = list[i];
- if (w->isVisible() && w->geometry().contains(pos))
- return w;
- }
-
- return 0;
-}
-
-/*!
- Returns a list of all the platform screens that are part of the same
- virtual desktop.
-
- Screens part of the same virtual desktop share a common coordinate system,
- and windows can be freely moved between them.
-*/
-QList<QPlatformScreen *> QPlatformScreen::virtualSiblings() const
-{
- QList<QPlatformScreen *> list;
- list << const_cast<QPlatformScreen *>(this);
- return list;
-}
-
-QScreen *QPlatformScreen::screen() const
-{
- Q_D(const QPlatformScreen);
- return d->screen;
-}
-
-/*!
- Reimplement this function in subclass to return the physical size of the
- screen, in millimeters. The physical size represents the actual physical
- dimensions of the display.
-
- The default implementation takes the pixel size of the screen, considers a
- resolution of 100 dots per inch, and returns the calculated physical size.
- A device with a screen that has different resolutions will need to be
- supported by a suitable reimplementation of this function.
-
- \sa logcalDpi
-*/
-QSizeF QPlatformScreen::physicalSize() const
-{
- static const int dpi = 100;
- return QSizeF(geometry().size()) / dpi * qreal(25.4);
-}
-
-/*!
- Reimplement this function in subclass to return the logical horizontal
- and vertical dots per inch metrics of the screen.
-
- The logical dots per inch metrics are used by QFont to convert point sizes
- to pixel sizes.
-
- The default implementation uses the screen pixel size and physical size to
- compute the metrics.
-
- \sa physicalSize
-*/
-QDpi QPlatformScreen::logicalDpi() const
-{
- QSizeF ps = physicalSize();
- QSize s = geometry().size();
-
- return QDpi(25.4 * s.width() / ps.width(),
- 25.4 * s.height() / ps.height());
-}
-
-/*!
- Reimplement this function in subclass to return the vertical refresh rate
- of the screen, in Hz.
-
- The default returns 60, a sensible default for modern displays.
-*/
-qreal QPlatformScreen::refreshRate() const
-{
- return 60;
-}
-
-/*!
- Reimplement this function in subclass to return the native orientation
- of the screen, e.g. the orientation where the logo sticker of the device
- appears the right way up.
-
- The default implementation returns Qt::PrimaryOrientation.
-*/
-Qt::ScreenOrientation QPlatformScreen::nativeOrientation() const
-{
- return Qt::PrimaryOrientation;
-}
-
-/*!
- Reimplement this function in subclass to return the current orientation
- of the screen, for example based on accelerometer data to determine
- the device orientation.
-
- The default implementation returns Qt::PrimaryOrientation.
-*/
-Qt::ScreenOrientation QPlatformScreen::orientation() const
-{
- return Qt::PrimaryOrientation;
-}
-
-/*
- Reimplement this function in subclass to filter out unneeded screen
- orientation updates.
-
- The orientations will anyway be filtered before QScreen::orientationChanged()
- is emitted, but the mask can be used by the platform plugin for example to
- prevent having to have an accelerometer sensor running all the time, or to
- improve the reported values. As an example of the latter, in case of only
- Landscape | InvertedLandscape being set in the mask, on a platform that gets
- its orientation readings from an accelerometer sensor embedded in a handheld
- device, the platform can report transitions between the two even when the
- device is held in an orientation that's closer to portrait.
-
- By default, the orientation update mask is empty, so unless this function
- has been called with a non-empty mask the platform does not need to report
- any orientation updates through
- QWindowSystemInterface::handleScreenOrientationChange().
-*/
-void QPlatformScreen::setOrientationUpdateMask(Qt::ScreenOrientations mask)
-{
- Q_UNUSED(mask);
-}
-
-QPlatformScreen * QPlatformScreen::platformScreenForWindow(const QWindow *window)
-{
- return window->screen()->handle();
-}
-
-/*!
- \class QPlatformScreen
- \since 4.8
- \internal
- \preliminary
- \ingroup qpa
-
- \brief The QPlatformScreen class provides an abstraction for visual displays.
-
- Many window systems has support for retrieving information on the attached displays. To be able
- to query the display QPA uses QPlatformScreen. Qt its self is most dependent on the
- physicalSize() function, since this is the function it uses to calculate the dpi to use when
- converting point sizes to pixels sizes. However, this is unfortunate on some systems, as the
- native system fakes its dpi size.
-
- QPlatformScreen is also used by the public api QDesktopWidget for information about the desktop.
- */
-
-/*! \fn QRect QPlatformScreen::geometry() const = 0
- Reimplement in subclass to return the pixel geometry of the screen
-*/
-
-/*! \fn QRect QPlatformScreen::availableGeometry() const
- Reimplement in subclass to return the pixel geometry of the available space
- This normally is the desktop screen minus the task manager, global menubar etc.
-*/
-
-/*! \fn int QPlatformScreen::depth() const = 0
- Reimplement in subclass to return current depth of the screen
-*/
-
-/*! \fn QImage::Format QPlatformScreen::format() const = 0
- Reimplement in subclass to return the image format which corresponds to the screen format
-*/
-
-
-/*!
- \class QPlatformScreenPageFlipper
- \since 5.0
- \internal
- \preliminary
- \ingroup qpa
-
- \brief The QPlatformScreenPageFlipper class provides an abstract interface for display buffer swapping
-
- Implement the displayBuffer() function to initiate a buffer swap. The
- bufferDisplayed() signal should be emitted once the buffer is actually displayed on
- the screen. The bufferReleased() signal should be emitted when the buffer data is no
- longer owned by the display hardware.
-*/
-
-/*! \fn bool QPlatformScreenPageFlipper::displayBuffer(void *bufferHandle)
-
-Implemented in subclasses to display the buffer referenced by \a bufferHandle directly on
-the screen. Returns \c true if it is possible to display the buffer, and \c false if the
-buffer cannot be displayed.
-
-If this function returns true, the buffer must not be modified or destroyed before the
-bufferReleased() signal is emitted. The signal bufferDisplayed() is emitted when the buffer
-is displayed on the screen. The two signals may be emitted in either order.
-
-This function is allowed to block.
-*/
-
-
-/*!
- Implemented in subclasses to return a page flipper object for the screen, or 0 if the
- hardware does not support page flipping. The default implementation returns 0.
- */
-QPlatformScreenPageFlipper *QPlatformScreen::pageFlipper() const
-{
- return 0;
-}
-
-/*!
- Reimplement this function in subclass to return the cursor of the screen.
-
- The default implementation returns 0.
-*/
-QPlatformCursor *QPlatformScreen::cursor() const
-{
- return 0;
-}
-
-/*!
- Convenience method to resize all the maximized and fullscreen windows
- of this platform screen.
-*/
-void QPlatformScreen::resizeMaximizedWindows()
-{
- QList<QWindow*> windows = QGuiApplication::allWindows();
-
- // 'screen()' still has the old geometry info while 'this' has the new geometry info
- const QRect oldGeometry = screen()->geometry();
- const QRect oldAvailableGeometry = screen()->availableGeometry();
- const QRect newGeometry = geometry();
- const QRect newAvailableGeometry = availableGeometry();
-
- // make sure maximized and fullscreen windows are updated
- for (int i = 0; i < windows.size(); ++i) {
- QWindow *w = windows.at(i);
-
- if (platformScreenForWindow(w) != this)
- continue;
-
- if (w->windowState() & Qt::WindowFullScreen || w->geometry() == oldGeometry)
- w->setGeometry(newGeometry);
- else if (w->windowState() & Qt::WindowMaximized || w->geometry() == oldAvailableGeometry)
- w->setGeometry(newAvailableGeometry);
- }
-}
-
-QT_END_NAMESPACE