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-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtDeclarative module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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, 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.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QMLGRAPHICSANCHORS_P_H
-#define QMLGRAPHICSANCHORS_P_H
-
-//
-// W A R N I N G
-// -------------
-//
-// This file is not part of the Qt API. It exists purely as an
-// implementation detail. This header file may change from version to
-// version without notice, or even be removed.
-//
-// We mean it.
-//
-
-#include "qmlgraphicsanchors_p.h"
-#include "qmlgraphicsitemchangelistener_p.h"
-#include <private/qobject_p.h>
-
-QT_BEGIN_NAMESPACE
-
-class QmlGraphicsAnchorLine
-{
-public:
- QmlGraphicsAnchorLine() : item(0), anchorLine(Invalid)
- {
- }
-
- enum AnchorLine {
- Invalid = 0x0,
- Left = 0x01,
- Right = 0x02,
- Top = 0x04,
- Bottom = 0x08,
- HCenter = 0x10,
- VCenter = 0x20,
- Baseline = 0x40,
- Horizontal_Mask = Left | Right | HCenter,
- Vertical_Mask = Top | Bottom | VCenter | Baseline
- };
-
- QmlGraphicsItem *item;
- AnchorLine anchorLine;
-
- bool operator==(const QmlGraphicsAnchorLine& other) const
- {
- return item == other.item && anchorLine == other.anchorLine;
- }
-};
-
-class QmlGraphicsAnchorsPrivate : public QObjectPrivate, public QmlGraphicsItemChangeListener
-{
- Q_DECLARE_PUBLIC(QmlGraphicsAnchors)
-public:
- QmlGraphicsAnchorsPrivate(QmlGraphicsItem *i)
- : updatingMe(false), updatingHorizontalAnchor(0),
- updatingVerticalAnchor(0), updatingFill(0), updatingCenterIn(0), item(i), usedAnchors(0), fill(0),
- centerIn(0), leftMargin(0), rightMargin(0), topMargin(0), bottomMargin(0),
- margins(0), vCenterOffset(0), hCenterOffset(0), baselineOffset(0),
- componentComplete(true)
- {
- }
-
- void init()
- {
- }
-
- void clearItem(QmlGraphicsItem *);
-
- void addDepend(QmlGraphicsItem *);
- void remDepend(QmlGraphicsItem *);
- bool isItemComplete() const;
-
- bool updatingMe;
- int updatingHorizontalAnchor;
- int updatingVerticalAnchor;
- int updatingFill;
- int updatingCenterIn;
-
- void setItemHeight(qreal);
- void setItemWidth(qreal);
- void setItemX(qreal);
- void setItemY(qreal);
- void setItemPos(const QPointF &);
-
- void updateOnComplete();
- void updateMe();
-
- // QmlGraphicsItemGeometryListener interface
- void itemGeometryChanged(QmlGraphicsItem *, const QRectF &, const QRectF &);
- QmlGraphicsAnchorsPrivate *anchorPrivate() { return this; }
-
- bool checkHValid() const;
- bool checkVValid() const;
- bool checkHAnchorValid(QmlGraphicsAnchorLine anchor) const;
- bool checkVAnchorValid(QmlGraphicsAnchorLine anchor) const;
- bool calcStretch(const QmlGraphicsAnchorLine &edge1, const QmlGraphicsAnchorLine &edge2, int offset1, int offset2, QmlGraphicsAnchorLine::AnchorLine line, int &stretch);
-
- void updateHorizontalAnchors();
- void updateVerticalAnchors();
- void fillChanged();
- void centerInChanged();
-
- QmlGraphicsItem *item;
- QmlGraphicsAnchors::UsedAnchors usedAnchors;
-
- QmlGraphicsItem *fill;
- QmlGraphicsItem *centerIn;
-
- QmlGraphicsAnchorLine left;
- QmlGraphicsAnchorLine right;
- QmlGraphicsAnchorLine top;
- QmlGraphicsAnchorLine bottom;
- QmlGraphicsAnchorLine vCenter;
- QmlGraphicsAnchorLine hCenter;
- QmlGraphicsAnchorLine baseline;
-
- qreal leftMargin;
- qreal rightMargin;
- qreal topMargin;
- qreal bottomMargin;
- qreal margins;
- qreal vCenterOffset;
- qreal hCenterOffset;
- qreal baselineOffset;
-
- bool componentComplete;
-};
-
-QT_END_NAMESPACE
-
-Q_DECLARE_METATYPE(QmlGraphicsAnchorLine)
-
-#endif