--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/declarative/graphicsitems/qdeclarativepathview_p_p.h Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,168 @@
+/****************************************************************************
+**
+** 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 QDECLARATIVEPATHVIEW_P_H
+#define QDECLARATIVEPATHVIEW_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 "private/qdeclarativepathview_p.h"
+
+#include "private/qdeclarativeitem_p.h"
+#include "private/qdeclarativevisualitemmodel_p.h"
+
+#include <qdeclarative.h>
+#include <qdeclarativeanimation_p_p.h>
+#include <qdeclarativeguard_p.h>
+
+#include <qdatetime.h>
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeOpenMetaObjectType;
+class QDeclarativePathViewAttached;
+class QDeclarativePathViewPrivate : public QDeclarativeItemPrivate
+{
+ Q_DECLARE_PUBLIC(QDeclarativePathView)
+
+public:
+ QDeclarativePathViewPrivate()
+ : path(0), currentIndex(0), currentItemOffset(0.0), startPc(0), lastDist(0)
+ , lastElapsed(0), mappedRange(1.0)
+ , stealMouse(false), ownModel(false), interactive(true), haveHighlightRange(true)
+ , autoHighlight(true), highlightUp(false), dragMargin(0), deceleration(100)
+ , moveOffset(this, &QDeclarativePathViewPrivate::setOffset)
+ , firstIndex(-1), pathItems(-1), requestedIndex(-1)
+ , moveReason(Other), attType(0), highlightComponent(0), highlightItem(0)
+ , moveHighlight(this, &QDeclarativePathViewPrivate::setHighlightPosition)
+ , highlightPosition(0)
+ , highlightRangeStart(0), highlightRangeEnd(0)
+ , highlightRangeMode(QDeclarativePathView::StrictlyEnforceRange)
+ , highlightMoveDuration(300)
+ {
+ }
+
+ void init()
+ {
+ Q_Q(QDeclarativePathView);
+ offset = 0;
+ q->setAcceptedMouseButtons(Qt::LeftButton);
+ q->setFlag(QGraphicsItem::ItemIsFocusScope);
+ q->setFiltersChildEvents(true);
+ q->connect(&tl, SIGNAL(updated()), q, SLOT(ticked()));
+ }
+
+ QDeclarativeItem *getItem(int modelIndex);
+ void releaseItem(QDeclarativeItem *item);
+ QDeclarativePathViewAttached *attached(QDeclarativeItem *item);
+ void clear();
+ void updateMappedRange();
+ qreal positionOfIndex(qreal index) const;
+ void createHighlight();
+ void updateHighlight();
+ void setHighlightPosition(qreal pos);
+ bool isValid() const {
+ return model && model->count() > 0 && model->isValid() && path;
+ }
+
+ int calcCurrentIndex();
+ void updateCurrent();
+ static void fixOffsetCallback(void*);
+ void fixOffset();
+ void setOffset(qreal offset);
+ void regenerate();
+ void updateItem(QDeclarativeItem *, qreal);
+ void snapToCurrent();
+ QPointF pointNear(const QPointF &point, qreal *nearPercent=0) const;
+
+ QDeclarativePath *path;
+ int currentIndex;
+ QDeclarativeGuard<QDeclarativeItem> currentItem;
+ qreal currentItemOffset;
+ qreal startPc;
+ QPointF startPoint;
+ qreal lastDist;
+ int lastElapsed;
+ qreal offset;
+ qreal mappedRange;
+ bool stealMouse : 1;
+ bool ownModel : 1;
+ bool interactive : 1;
+ bool haveHighlightRange : 1;
+ bool autoHighlight : 1;
+ bool highlightUp : 1;
+ QTime lastPosTime;
+ QPointF lastPos;
+ qreal dragMargin;
+ qreal deceleration;
+ QDeclarativeTimeLine tl;
+ QDeclarativeTimeLineValueProxy<QDeclarativePathViewPrivate> moveOffset;
+ int firstIndex;
+ int pathItems;
+ int requestedIndex;
+ QList<QDeclarativeItem *> items;
+ QDeclarativeGuard<QDeclarativeVisualModel> model;
+ QVariant modelVariant;
+ enum MovementReason { Other, SetIndex, Mouse };
+ MovementReason moveReason;
+ QDeclarativeOpenMetaObjectType *attType;
+ QDeclarativeComponent *highlightComponent;
+ QDeclarativeItem *highlightItem;
+ QDeclarativeTimeLineValueProxy<QDeclarativePathViewPrivate> moveHighlight;
+ qreal highlightPosition;
+ qreal highlightRangeStart;
+ qreal highlightRangeEnd;
+ QDeclarativePathView::HighlightRangeMode highlightRangeMode;
+ int highlightMoveDuration;
+};
+
+QT_END_NAMESPACE
+
+#endif