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Diffstat (limited to 'src/plugins/platforms/android/qandroidplatformscreen.cpp')
| -rw-r--r-- | src/plugins/platforms/android/qandroidplatformscreen.cpp | 352 |
1 files changed, 352 insertions, 0 deletions
diff --git a/src/plugins/platforms/android/qandroidplatformscreen.cpp b/src/plugins/platforms/android/qandroidplatformscreen.cpp new file mode 100644 index 0000000000..dd86a80d23 --- /dev/null +++ b/src/plugins/platforms/android/qandroidplatformscreen.cpp @@ -0,0 +1,352 @@ +/**************************************************************************** +** +** Copyright (C) 2014 BogDan Vatra <bogdan@kde.org> +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QDebug> +#include <QTime> + +#include <qpa/qwindowsysteminterface.h> + +#include "qandroidplatformscreen.h" +#include "qandroidplatformbackingstore.h" +#include "qandroidplatformintegration.h" +#include "androidjnimain.h" +#include "androidjnimenu.h" +#include "qandroidplatformrasterwindow.h" + +#include <android/bitmap.h> +#include <android/native_window_jni.h> + +QT_BEGIN_NAMESPACE + +#ifdef QANDROIDPLATFORMSCREEN_DEBUG +class ScopedProfiler +{ +public: + ScopedProfiler(const QString &msg) + { + m_msg = msg; + } + ~ScopedProfiler() + { + qDebug() << m_msg << m_timer.elapsed(); + } + +private: + QTime m_timer; + QString m_msg; +}; + +# define PROFILE_SCOPE ScopedProfiler ___sp___(__func__) +#else +# define PROFILE_SCOPE +#endif + +QAndroidPlatformScreen::QAndroidPlatformScreen():QObject(),QPlatformScreen() +{ + m_geometry = QRect(0, 0, QAndroidPlatformIntegration::m_defaultGeometryWidth, QAndroidPlatformIntegration::m_defaultGeometryHeight); + // Raster only apps should set QT_ANDROID_RASTER_IMAGE_DEPTH to 16 + // is way much faster than 32 + if (qgetenv("QT_ANDROID_RASTER_IMAGE_DEPTH").toInt() == 16) { + m_format = QImage::Format_RGB16; + m_depth = 16; + } else { + m_format = QImage::Format_ARGB32_Premultiplied; + m_depth = 32; + } + m_physicalSize.setHeight(QAndroidPlatformIntegration::m_defaultPhysicalSizeHeight); + m_physicalSize.setWidth(QAndroidPlatformIntegration::m_defaultPhysicalSizeWidth); + m_redrawTimer.setSingleShot(true); + m_redrawTimer.setInterval(0); + connect(&m_redrawTimer, SIGNAL(timeout()), this, SLOT(doRedraw())); +} + +QAndroidPlatformScreen::~QAndroidPlatformScreen() +{ + if (m_id != -1) { + QtAndroid::destroySurface(m_id); + m_surfaceWaitCondition.wakeOne(); + if (m_nativeSurface) + ANativeWindow_release(m_nativeSurface); + } +} + +QWindow *QAndroidPlatformScreen::topWindow() const +{ + foreach (QAndroidPlatformWindow *w, m_windowStack) + if (w->window()->type() == Qt::Window || w->window()->type() == Qt::Dialog) + return w->window(); + return 0; +} + +QWindow *QAndroidPlatformScreen::topLevelAt(const QPoint &p) const +{ + foreach (QAndroidPlatformWindow *w, m_windowStack) { + if (w->geometry().contains(p, false) && w->window()->isVisible()) + return w->window(); + } + return 0; +} + +void QAndroidPlatformScreen::addWindow(QAndroidPlatformWindow *window) +{ + if (window->parent()) + return; + + m_windowStack.prepend(window); + if (window->isRaster()) + setDirty(window->geometry()); + + QWindow *w = topWindow(); + QWindowSystemInterface::handleWindowActivated(w); + topWindowChanged(w); +} + +void QAndroidPlatformScreen::removeWindow(QAndroidPlatformWindow *window) +{ + if (window->parent()) + return; + + m_windowStack.removeOne(window); + if (window->isRaster()) { + setDirty(window->geometry()); + } + QWindow *w = topWindow(); + QWindowSystemInterface::handleWindowActivated(w); + topWindowChanged(w); +} + +void QAndroidPlatformScreen::raise(QAndroidPlatformWindow *window) +{ + if (window->parent()) + return; + + int index = m_windowStack.indexOf(window); + if (index <= 0) + return; + m_windowStack.move(index, 0); + if (window->isRaster()) { + setDirty(window->geometry()); + } + QWindow *w = topWindow(); + QWindowSystemInterface::handleWindowActivated(w); + topWindowChanged(w); +} + +void QAndroidPlatformScreen::lower(QAndroidPlatformWindow *window) +{ + if (window->parent()) + return; + + int index = m_windowStack.indexOf(window); + if (index == -1 || index == (m_windowStack.size() - 1)) + return; + m_windowStack.move(index, m_windowStack.size() - 1); + if (window->isRaster()) { + setDirty(window->geometry()); + } + QWindow *w = topWindow(); + QWindowSystemInterface::handleWindowActivated(w); + topWindowChanged(w); +} + +void QAndroidPlatformScreen::scheduleUpdate() +{ + if (!m_redrawTimer.isActive()) + m_redrawTimer.start(); +} + +void QAndroidPlatformScreen::setDirty(const QRect &rect) +{ + QRect intersection = rect.intersected(m_geometry); + m_repaintRegion += intersection; + scheduleUpdate(); +} + +void QAndroidPlatformScreen::setPhysicalSize(const QSize &size) +{ + m_physicalSize = size; +} + +void QAndroidPlatformScreen::setGeometry(const QRect &rect) +{ + QMutexLocker lock(&m_surfaceMutex); + if (m_geometry == rect) + return; + + m_geometry = rect; + QWindowSystemInterface::handleScreenGeometryChange(QPlatformScreen::screen(), geometry()); + QWindowSystemInterface::handleScreenAvailableGeometryChange(QPlatformScreen::screen(), availableGeometry()); + resizeMaximizedWindows(); + + if (m_id != -1) { + if (m_nativeSurface) { + ANativeWindow_release(m_nativeSurface); + m_nativeSurface = 0; + } + QtAndroid::setSurfaceGeometry(m_id, rect); + } +} + +void QAndroidPlatformScreen::topWindowChanged(QWindow *w) +{ + QtAndroidMenu::setActiveTopLevelWindow(w); + + if (w != 0) { + QAndroidPlatformWindow *platformWindow = static_cast<QAndroidPlatformWindow *>(w->handle()); + if (platformWindow != 0) + platformWindow->updateStatusBarVisibility(); + } +} + +void QAndroidPlatformScreen::doRedraw() +{ + PROFILE_SCOPE; + + if (m_repaintRegion.isEmpty()) + return; + + QVector<QRect> rects = m_repaintRegion.rects(); + + QMutexLocker lock(&m_surfaceMutex); + if (m_id == -1) { + m_id = QtAndroid::createSurface(this, m_geometry, true); + m_surfaceWaitCondition.wait(&m_surfaceMutex); + } + + if (!m_nativeSurface) + return; + + ANativeWindow_Buffer nativeWindowBuffer; + ARect nativeWindowRect; + QRect br = m_repaintRegion.boundingRect(); + nativeWindowRect.top = br.top(); + nativeWindowRect.left = br.left(); + nativeWindowRect.bottom = br.bottom() + 1; // for some reason that I don't understand the QRect bottom needs to +1 to be the same with ARect bottom + nativeWindowRect.right = br.right() + 1; // same for the right + + int ret; + if ((ret = ANativeWindow_lock(m_nativeSurface, &nativeWindowBuffer, &nativeWindowRect)) < 0) { + qWarning() << "ANativeWindow_lock() failed! error=" << ret; + return; + } + + int bpp = 4; + QImage::Format format = QImage::Format_RGBA8888_Premultiplied; + if (nativeWindowBuffer.format == WINDOW_FORMAT_RGB_565) { + bpp = 2; + format = QImage::Format_RGB16; + } + + QImage screenImage(reinterpret_cast<uchar *>(nativeWindowBuffer.bits) + , nativeWindowBuffer.width, nativeWindowBuffer.height + , nativeWindowBuffer.stride * bpp , format); + + QPainter compositePainter(&screenImage); + compositePainter.setCompositionMode(QPainter::CompositionMode_Source); + + for (int rectIndex = 0; rectIndex < rects.size(); rectIndex++) { + QRegion visibleRegion = rects[rectIndex]; + foreach (QAndroidPlatformWindow *window, m_windowStack) { + if (!window->window()->isVisible() + || !window->isRaster()) + continue; + + foreach (const QRect &rect, visibleRegion.rects()) { + QRect targetRect = window->geometry(); + targetRect &= rect; + + if (targetRect.isNull()) + continue; + + visibleRegion -= targetRect; + QRect windowRect = targetRect.translated(-window->geometry().topLeft()); + QAndroidPlatformBackingStore *backingStore = static_cast<QAndroidPlatformRasterWindow *>(window)->backingStore(); + if (backingStore) + compositePainter.drawImage(targetRect.topLeft(), backingStore->image(), windowRect); + } + } + + foreach (const QRect &rect, visibleRegion.rects()) { + compositePainter.fillRect(rect, QColor(Qt::transparent)); + } + } + + ret = ANativeWindow_unlockAndPost(m_nativeSurface); + if (ret >= 0) + m_repaintRegion = QRegion(); +} + +QDpi QAndroidPlatformScreen::logicalDpi() const +{ + qreal lDpi = QtAndroid::scaledDensity() * 72; + return QDpi(lDpi, lDpi); +} + +Qt::ScreenOrientation QAndroidPlatformScreen::orientation() const +{ + return QAndroidPlatformIntegration::m_orientation; +} + +Qt::ScreenOrientation QAndroidPlatformScreen::nativeOrientation() const +{ + return QAndroidPlatformIntegration::m_nativeOrientation; +} + +void QAndroidPlatformScreen::surfaceChanged(JNIEnv *env, jobject surface, int w, int h) +{ + lockSurface(); + if (surface && w && h) { + if (m_nativeSurface) + ANativeWindow_release(m_nativeSurface); + m_nativeSurface = ANativeWindow_fromSurface(env, surface); + QMetaObject::invokeMethod(this, "setDirty", Qt::QueuedConnection, Q_ARG(QRect, QRect(0, 0, w, h))); + } else { + if (m_nativeSurface) { + ANativeWindow_release(m_nativeSurface); + m_nativeSurface = 0; + } + } + unlockSurface(); + m_surfaceWaitCondition.wakeOne(); +} + +QT_END_NAMESPACE |