Debugger: Add Image viewer with color picker and context menu.

Change-Id: I31673da5ba85e87c9819059a9e6806b5deecff1e
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/imageviewer.h

@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 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 IMAGEVIEWER_H
+#define IMAGEVIEWER_H
+
+#include <QWidget>
+
+QT_BEGIN_NAMESPACE
+class QScrollArea;
+class QLabel;
+class QImage;
+class QContextMenuEvent;
+QT_END_NAMESPACE
+
+class ImageWidget;
+
+// Image viewer showing images in scroll area, displays color on click.
+class ImageViewer : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit ImageViewer(QWidget *parent = 0);
+
+    void setImage(const QImage &);
+
+protected:
+    void contextMenuEvent(QContextMenuEvent *);
+
+private slots:
+    void clicked(const QString &);
+
+private:
+    QScrollArea *m_scrollArea;
+    ImageWidget *m_imageWidget;
+    QLabel *m_infoLabel;
+    QString m_info;
+};
+
+#endif // IMAGEVIEWER_H