QmlDebug: Combine Selection and Zoom Tools

Combine the Selection and Zoom Tools into Inspect Tool.

Change-Id: I2477e2b27f5dde5d74489ecf3c43a049e2ed3aa3
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>

1 files changed, 118 insertions, 0 deletions

diff --git a/src/plugins/qmltooling/qmldbg_qtquick2/inspecttool.h b/src/plugins/qmltooling/qmldbg_qtquick2/inspecttool.h
new file mode 100644
index 0000000000..2015dba535
--- /dev/null
+++ b/src/plugins/qmltooling/qmldbg_qtquick2/inspecttool.h
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQml module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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, Nokia gives you certain additional
+** rights. These rights are described in the Nokia 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef INSPECTTOOL_H
+#define INSPECTTOOL_H
+
+#include "abstracttool.h"
+
+#include <QtCore/QPointF>
+#include <QtCore/QPointer>
+
+QT_FORWARD_DECLARE_CLASS(QQuickView)
+QT_FORWARD_DECLARE_CLASS(QQuickItem)
+
+namespace QmlJSDebugger {
+namespace QtQuick2 {
+
+class QQuickViewInspector;
+class HoverHighlight;
+
+class InspectTool : public AbstractTool
+{
+    Q_OBJECT
+public:
+    enum ZoomDirection {
+        ZoomIn,
+        ZoomOut
+    };
+
+    InspectTool(QQuickViewInspector *inspector, QQuickView *view);
+    ~InspectTool();
+
+    void leaveEvent(QEvent *);
+
+    void mousePressEvent(QMouseEvent *);
+    void mouseMoveEvent(QMouseEvent *);
+    void mouseReleaseEvent(QMouseEvent *) {}
+    void mouseDoubleClickEvent(QMouseEvent *) {}
+
+    void hoverMoveEvent(QMouseEvent *);
+    void wheelEvent(QWheelEvent *);
+
+    void keyPressEvent(QKeyEvent *) {}
+    void keyReleaseEvent(QKeyEvent *);
+
+    void touchEvent(QTouchEvent *event);
+
+private:
+    QQuickViewInspector *inspector() const;
+    qreal nextZoomScale(ZoomDirection direction);
+    void scaleView(const qreal &factor, const QPointF &newcenter, const QPointF &oldcenter);
+    void zoomTo100();
+    void zoomIn();
+    void zoomOut();
+    void initializeDrag(const QPointF &pos);
+    void dragItemToPosition();
+    void moveItem(bool valid);
+
+private:
+    bool m_originalSmooth;
+    bool m_dragStarted;
+    bool m_pinchStarted;
+    QPointer<QQuickItem> m_rootItem;
+    QPointF m_adjustedOrigin;
+    QPointF m_dragStartPosition;
+    QPointF m_mousePosition;
+    QPointF m_originalPosition;
+    qreal m_currentScale;
+    qreal m_smoothScaleFactor;
+    qreal m_minScale;
+    qreal m_maxScale;
+    qreal m_originalScale;
+
+    HoverHighlight *m_hoverHighlight;
+};
+
+} // namespace QtQuick2
+} // namespace QmlJSDebugger
+
+#endif // INSPECTTOOL_H