src/3rdparty/phonon/mmf/videooutput_dsa.cpp
changeset 19 fcece45ef507
child 14 c0432d11811c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/phonon/mmf/videooutput_dsa.cpp	Mon May 03 13:17:34 2010 +0300
@@ -0,0 +1,177 @@
+/*  This file is part of the KDE project.
+
+Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+
+This library is free software: you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation, either version 2.1 or 3 of the License.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this library.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include <QtCore/private/qcore_symbian_p.h> // for qt_TRect2QRect
+#include <QtGui/private/qwidget_p.h> // to access QWExtra
+#include <QResizeEvent>
+#include <QMoveEvent>
+
+#include <coemain.h> // for CCoeEnv
+
+#include "ancestormovemonitor.h"
+#include "utils.h"
+#include "videooutput_dsa.h"
+
+QT_BEGIN_NAMESPACE
+
+using namespace Phonon;
+using namespace Phonon::MMF;
+
+DsaVideoOutput::DsaVideoOutput(QWidget *parent)
+    :   AbstractVideoOutput(parent)
+    ,   m_ancestorMoveMonitor(0)
+{
+    TRACE_CONTEXT(DsaVideoOutput::DsaVideoOutput, EVideoInternal);
+    TRACE_ENTRY("parent 0x%08x", parent);
+
+    setPalette(QPalette(Qt::black));
+    setAttribute(Qt::WA_OpaquePaintEvent, true);
+    setAttribute(Qt::WA_NoSystemBackground, true);
+    setAutoFillBackground(false);
+
+    qt_widget_private(this)->extraData()->nativePaintMode = QWExtra::ZeroFill;
+    qt_widget_private(this)->extraData()->receiveNativePaintEvents = true;
+
+    getVideoWindowScreenRect();
+
+    dump();
+
+    TRACE_EXIT_0();
+}
+
+DsaVideoOutput::~DsaVideoOutput()
+{
+    TRACE_CONTEXT(DsaVideoOutput::~DsaVideoOutput, EVideoInternal);
+    TRACE_ENTRY_0();
+
+    m_ancestorMoveMonitor->unRegisterTarget(this);
+
+    TRACE_EXIT_0();
+}
+
+//-----------------------------------------------------------------------------
+// Public functions
+//-----------------------------------------------------------------------------
+
+void MMF::DsaVideoOutput::setAncestorMoveMonitor(AncestorMoveMonitor *monitor)
+{
+    m_ancestorMoveMonitor = monitor;
+    registerForAncestorMoved();
+}
+
+const QRect& MMF::DsaVideoOutput::videoWindowScreenRect() const
+{
+    return m_videoWindowScreenRect;
+}
+
+void MMF::DsaVideoOutput::ancestorMoved()
+{
+    TRACE_CONTEXT(DsaVideoOutput::ancestorMoved, EVideoInternal);
+    TRACE_ENTRY_0();
+
+    RWindowBase *const window = videoWindow();
+
+    if (window) {
+        const TPoint newWindowPosSymbian = window->AbsPosition();
+        const QPoint newWindowPos(newWindowPosSymbian.iX, newWindowPosSymbian.iY);
+
+        if (newWindowPos != m_videoWindowScreenRect.topLeft()) {
+            m_videoWindowScreenRect.moveTo(newWindowPos);
+            emit videoWindowScreenRectChanged();
+        }
+    }
+
+    TRACE_EXIT_0();
+}
+
+void MMF::DsaVideoOutput::beginNativePaintEvent(const QRect & /*controlRect*/)
+{
+    emit beginVideoWindowNativePaint();
+}
+
+void MMF::DsaVideoOutput::endNativePaintEvent(const QRect & /*controlRect*/)
+{
+    // Ensure that draw ops are executed into the WSERV output framebuffer
+    CCoeEnv::Static()->WsSession().Flush();
+
+    emit endVideoWindowNativePaint();
+}
+
+//-----------------------------------------------------------------------------
+// Private functions
+//-----------------------------------------------------------------------------
+
+void MMF::DsaVideoOutput::getVideoWindowScreenRect()
+{
+    RWindowBase *const window = videoWindow();
+    if (window)
+        m_videoWindowScreenRect =
+            qt_TRect2QRect(TRect(window->AbsPosition(), window->Size()));
+}
+
+void MMF::DsaVideoOutput::registerForAncestorMoved()
+{
+    m_ancestorMoveMonitor->registerTarget(this);
+}
+
+void MMF::DsaVideoOutput::resizeEvent(QResizeEvent *event)
+{
+    TRACE_CONTEXT(DsaVideoOutput::resizeEvent, EVideoInternal);
+    TRACE("%d %d -> %d %d",
+          event->oldSize().width(), event->oldSize().height(),
+          event->size().width(), event->size().height());
+
+    if (event->size() != event->oldSize()) {
+        m_videoWindowScreenRect.setSize(event->size());
+        emit videoWindowScreenRectChanged();
+    }
+}
+
+void MMF::DsaVideoOutput::moveEvent(QMoveEvent *event)
+{
+    TRACE_CONTEXT(DsaVideoOutput::moveEvent, EVideoInternal);
+    TRACE("%d %d -> %d %d",
+          event->oldPos().x(), event->oldPos().y(),
+          event->pos().x(), event->pos().y());
+
+    if (event->pos() != event->oldPos()) {
+        m_videoWindowScreenRect.moveTo(event->pos());
+        emit videoWindowScreenRectChanged();
+    }
+}
+
+bool MMF::DsaVideoOutput::event(QEvent *event)
+{
+    TRACE_CONTEXT(DsaVideoOutput::event, EVideoInternal);
+
+    if (event->type() == QEvent::WinIdChange) {
+        TRACE_0("WinIdChange");
+        getVideoWindowScreenRect();
+        emit videoWindowChanged();
+        return true;
+    } else if (event->type() == QEvent::ParentChange) {
+        // Tell ancestor move monitor to update ancestor list for this widget
+        registerForAncestorMoved();
+        return true;
+    } else {
+        return QWidget::event(event);
+    }
+}
+
+QT_END_NAMESPACE
+