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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** 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.
+**
+****************************************************************************/
+
+#ifndef QMLPROFILERCANVAS_H
+#define QMLPROFILERCANVAS_H
+
+#include <QDeclarativeItem>
+
+QT_BEGIN_NAMESPACE
+class Context2D;
+QT_END_NAMESPACE
+
+namespace QmlProfiler {
+namespace Internal {
+
+class QmlProfilerCanvas : public QDeclarativeItem
+{
+ Q_OBJECT
+
+ Q_PROPERTY(bool dirty READ dirty WRITE setDirty NOTIFY dirtyChanged)
+
+public:
+ QmlProfilerCanvas();
+
+ bool dirty() const { return m_dirty; }
+ void setDirty(bool dirty)
+ {
+ if (m_dirty != dirty) {
+ m_dirty = dirty;
+ emit dirtyChanged(dirty);
+ }
+ }
+
+signals:
+ void dirtyChanged(bool dirty);
+
+ void drawRegion(Context2D *ctxt, const QRect &region);
+
+public slots:
+ void requestPaint();
+ void requestRedraw();
+
+protected:
+ virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *);
+ virtual void componentComplete();
+
+private:
+ Context2D *m_context2d;
+
+ bool m_dirty;
+};
+
+}
+}
+
+#endif // QMLPROFILERCANVAS_H