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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#ifndef HSWIDGETPOSITIONINGONWIDGETADD_H
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#define HSWIDGETPOSITIONINGONWIDGETADD_H
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#include <QList>
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#include <QRectF>
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#include <QPointF>
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#include "hsconfiguration.h"
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#include "hstest_global.h"
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#include "hsdomainmodel_global.h"
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HOMESCREEN_TEST_CLASS(TestHsDomainModel)
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class HsWidgetHost;
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class HSDOMAINMODEL_EXPORT HsWidgetPositioningOnWidgetAdd
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{
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public:
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class Result
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{
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public:
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Result() { }
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QList<QRectF> calculatedRects;
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QList<int> rectOrder;
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};
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virtual ~HsWidgetPositioningOnWidgetAdd() {}
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virtual Result convert(const QRectF &contentArea,
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const QList<QRectF> &existingRects,
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const QList<QRectF> &newRects,
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const QPointF &startPoint) = 0;
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static void setInstance(HsWidgetPositioningOnWidgetAdd *instance);
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static HsWidgetPositioningOnWidgetAdd *instance();
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private:
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static HsWidgetPositioningOnWidgetAdd *mInstance;
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};
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class HSDOMAINMODEL_EXPORT HsAnchorPointInBottomRight : public HsWidgetPositioningOnWidgetAdd
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{
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public:
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Result convert(const QRectF &contentArea,
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const QList<QRectF> &existingRects,
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const QList<QRectF> &newRects,
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const QPointF &startPoint);
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};
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class HSDOMAINMODEL_EXPORT HsAnchorPointInCenter : public HsWidgetPositioningOnWidgetAdd
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{
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public:
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Result convert(const QRectF &contentArea,
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const QList<QRectF> &existingRects,
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const QList<QRectF> &newRects,
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const QPointF &startPoint);
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};
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class HSDOMAINMODEL_EXPORT HsWidgetOrganizer : public HsWidgetPositioningOnWidgetAdd
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{
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public:
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HsWidgetOrganizer(int anchorDistance, HsConfiguration::WidgetOrganizerSearchSequence sequence);
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~HsWidgetOrganizer();
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public:
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Result convert(const QRectF &contentArea,
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const QList<QRectF> &existingRects,
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const QList<QRectF> &newRects,
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const QPointF &startPoint);
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private:
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enum SortMode {SortByHeight, SortByWidth, SortByArea};
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enum SearchMode {SearchColumn, SearchRow};
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private:
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void initAnchors();
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bool checkExistingRects(const QList<QRectF> &existingRects);
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int convertToAnchors(int length);
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bool markAnchors(const QRectF &rect);
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int getAnchorListIndex(const QPointF &position);
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QPointF getPosition(const QSizeF &size);
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QPointF searchPositionRowByRow(QPointF startPoint, int width, int height);
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QPointF searchPositionColumnByColumn(QPointF startPoint, int width, int height);
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QPointF searchSpace(SearchMode mode, QPointF startPoint, int contentLength);
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QPointF getAnchorCoordinates(int index);
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QList<int> sortRects(SortMode mode, const QMap<int, QRectF> &rects);
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private:
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int mAnchorDistance;
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HsConfiguration::WidgetOrganizerSearchSequence mSequence;
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QList<bool> mAnchors;
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QRectF mContentArea;
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int mAnchorColumns;
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int mAnchorRows;
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HsAnchorPointInCenter *mCenterAlgorithm;
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HOMESCREEN_TEST_FRIEND_CLASS(TestHsDomainModel)
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};
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#endif // HSWIDGETPOSITIONINGONWIDGETADD_H
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