Preparing for scope manager (merge from Granjow's work in refactoring)

[kdenlive] / src / scopes / colorscopes / abstractgfxscopewidget.cpp

diff --git a/src/scopes/colorscopes/abstractgfxscopewidget.cpp b/src/scopes/colorscopes/abstractgfxscopewidget.cpp
new file mode 100644 (file)
index 0000000..5c82fc2
--- /dev/null
+++ b/src/scopes/colorscopes/abstractgfxscopewidget.cpp
@@ -0,0 +1,104 @@
+/***************************************************************************
+ *   Copyright (C) 2010 by Simon Andreas Eugster (simon.eu@gmail.com)      *
+ *   This file is part of kdenlive. See www.kdenlive.org.                  *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+#include "abstractgfxscopewidget.h"
+#include "renderer.h"
+#include "monitormanager.h"
+
+#include <QtConcurrentRun>
+#include <QFuture>
+#include <QColor>
+#include <QMenu>
+#include <QMouseEvent>
+#include <QPainter>
+
+// Uncomment for debugging.
+//#define DEBUG_AGSW
+
+#ifdef DEBUG_AGSW
+#include <QDebug>
+#endif
+
+const int REALTIME_FPS = 30;
+
+AbstractGfxScopeWidget::AbstractGfxScopeWidget(MonitorManager *manager, bool trackMouse, QWidget *parent) :
+        AbstractScopeWidget(trackMouse, parent),
+        m_manager(manager)
+{
+    m_activeRender = m_manager->activeRenderer();
+
+    bool b = true;
+    if (m_activeRender != NULL)
+        b &= connect(m_activeRender, SIGNAL(frameUpdated(QImage)), this, SLOT(slotRenderZoneUpdated(QImage)));
+    Q_ASSERT(b);
+}
+
+AbstractGfxScopeWidget::~AbstractGfxScopeWidget() { }
+
+QImage AbstractGfxScopeWidget::renderScope(uint accelerationFactor)
+{
+    return renderGfxScope(accelerationFactor, m_scopeImage);
+}
+
+void AbstractGfxScopeWidget::mouseReleaseEvent(QMouseEvent *event)
+{
+    if (!m_aAutoRefresh->isChecked() && m_activeRender) {
+        m_activeRender->sendFrameUpdate();
+    }
+    AbstractScopeWidget::mouseReleaseEvent(event);
+}
+
+
+///// Slots /////
+
+void AbstractGfxScopeWidget::slotActiveMonitorChanged()
+{
+    if (m_activeRender) {
+        if (m_activeRender == m_manager->activeRenderer()) return;
+        bool b = true;
+        b &= m_activeRender->disconnect(this);
+        Q_ASSERT(b);
+    }
+    m_activeRender = m_manager->activeRenderer();
+
+    if (m_activeRender) {
+#ifdef DEBUG_AGSW
+    qDebug() << "Active monitor has changed in " << widgetName() << ". Is the clip monitor active now? " << m_activeRender->name();
+#endif
+        bool b = connect(m_activeRender, SIGNAL(frameUpdated(QImage)), this, SLOT(slotRenderZoneUpdated(QImage)));
+        Q_ASSERT(b);
+    }
+
+    // Update the scope for the new monitor.
+    forceUpdate(true);
+}
+
+void AbstractGfxScopeWidget::slotClearMonitor()
+{
+    m_activeRender = NULL;
+}
+
+void AbstractGfxScopeWidget::slotRenderZoneUpdated(QImage frame)
+{
+    m_scopeImage = frame;
+    AbstractScopeWidget::slotRenderZoneUpdated();
+}
+
+void AbstractGfxScopeWidget::slotAutoRefreshToggled(bool autoRefresh)
+{
+    if (autoRefresh && m_activeRender) {
+        m_activeRender->sendFrameUpdate();
+    }
+}
+
+
+#ifdef DEBUG_AGSW
+#undef DEBUG_AGSW
+#endif