qquickpathview_p

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qquickpathview_p_p.h

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/****************************************************************************

** Contact: https://www.qt.io/licensing/

** This file is part of the QtQuick module of the Qt Toolkit.

** $QT_BEGIN_LICENSE:LGPL$

** 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 The Qt Company. For licensing terms

** and conditions see https://www.qt.io/terms-conditions. For further

** information use the contact form at https://www.qt.io/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 3 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL3 included in the

** packaging of this file. Please review the following information to

** ensure the GNU Lesser General Public License version 3 requirements

** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.

** GNU General Public License Usage

** Alternatively, this file may be used under the terms of the GNU

** General Public License version 2.0 or (at your option) the GNU General

** Public license version 3 or any later version approved by the KDE Free

** Qt Foundation. The licenses are as published by the Free Software

** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3

** included in the packaging of this file. Please review the following

** information to ensure the GNU General Public License requirements will

** be met: https://www.gnu.org/licenses/gpl-2.0.html and

** https://www.gnu.org/licenses/gpl-3.0.html.

** $QT_END_LICENSE$

****************************************************************************/

#ifndef QQUICKPATHVIEW_P_P_H

#define QQUICKPATHVIEW_P_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/qtquickglobal_p.h>

QT_REQUIRE_CONFIG(quick_pathview);

#include "qquickpathview_p.h"

#include "qquickitem_p.h"

#include <QtQml/qqml.h>

#include <QtCore/qdatetime.h>

#include <QtCore/qcoreapplication.h>

#include <private/qquickanimation_p_p.h>

#include <private/qqmldelegatemodel_p.h>

#include <private/qquicktimeline_p_p.h>

#include <private/qpodvector_p.h>

QT_BEGIN_NAMESPACE

class QQmlOpenMetaObjectType;

class QQuickPathViewAttached;

class QQuickPathViewPrivate : public QQuickItemPrivate, public QQuickItemChangeListener

{

Q_DECLARE_PUBLIC(QQuickPathView)

public:

QQuickPathViewPrivate();

void init();

void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &) override {

if (change.sizeChange() && (!highlightItem || item != highlightItem)) {

change.sizeChange()	Description
TRUE	evaluated 10 times by 1 test Evaluated by: tst_qquickpathview
FALSE	evaluated 58250 times by 3 tests Evaluated by: tst_examples tst_qquickpathview tst_qquickvisualdatamodel

!highlightItem	Description
TRUE	never evaluated
FALSE	evaluated 10 times by 1 test Evaluated by: tst_qquickpathview

item != highlightItem	Description
TRUE	evaluated 10 times by 1 test Evaluated by: tst_qquickpathview
FALSE	never evaluated

0-58250

if (QQuickPathViewAttached *att = attached(item))

QQuickPathView...attached(item)	Description
TRUE	evaluated 10 times by 1 test Evaluated by: tst_qquickpathview
FALSE	never evaluated

0-10

att->m_percent = -1;

executed 10 times by 1 test: att->m_percent = -1;

Executed by:

tst_qquickpathview

scheduleLayout();

}

executed 10 times by 1 test: end of block

Executed by:

tst_qquickpathview

}

executed 58260 times by 3 tests: end of block

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

58260

void scheduleLayout() {

Q_Q(QQuickPathView);

if (!layoutScheduled) {

!layoutScheduled	Description
TRUE	evaluated 142 times by 2 tests Evaluated by: tst_examples tst_qquickpathview
FALSE	evaluated 24 times by 1 test Evaluated by: tst_qquickpathview

24-142

layoutScheduled = true;

q->polish();

}

executed 142 times by 2 tests: end of block

Executed by:

tst_examples
tst_qquickpathview

142

}

executed 166 times by 2 tests: end of block

Executed by:

tst_examples
tst_qquickpathview

166

QQuickItem *getItem(int modelIndex, qreal z = 0, bool async=false);

100

void releaseItem(QQuickItem *item);

101

QQuickPathViewAttached *attached(QQuickItem *item);

102

QQmlOpenMetaObjectType *attachedType();

103

void clear();

104

void updateMappedRange();

105

qreal positionOfIndex(qreal index) const;

106

bool isInBound(qreal position, qreal lower, qreal upper) const;

107

void createHighlight();

108

void updateHighlight();

109

void setHighlightPosition(qreal pos);

110

bool isValid() const {

111

return model && model->count() > 0 && model->isValid() && path;

executed 9019 times by 3 tests: return model && model->count() > 0 && model->isValid() && path;

Executed by:

tst_examples
tst_qquickpathview
tst_qquickvisualdatamodel

9019

112

}

113

114

void handleMousePressEvent(QMouseEvent *event);

115

void handleMouseMoveEvent(QMouseEvent *event);

116

void handleMouseReleaseEvent(QMouseEvent *);

117

118

int calcCurrentIndex();

119

void createCurrentItem();

120

void updateCurrent();

121

static void fixOffsetCallback(void*);

122

void fixOffset();

123

void setOffset(qreal offset);

124

void setAdjustedOffset(qreal offset);

125

void regenerate();

126

void updateItem(QQuickItem *, qreal);

127

enum MovementReason { Other, SetIndex, Mouse };

128

void snapToIndex(int index, MovementReason reason);

129

QPointF pointNear(const QPointF &point, qreal *nearPercent=0) const;

130

void addVelocitySample(qreal v);

131

qreal calcVelocity() const;

132

qint64 computeCurrentTime(QInputEvent *event) const;

133

void setDragging(bool d);

QQuickPath *path;

int currentIndex;

QPointer<QQuickItem> currentItem;

138

qreal currentItemOffset;

qreal startPc;

QPointF startPoint;

QPointF startPos;

qreal offset;

qreal offsetAdj;

qreal mappedRange;

qreal mappedCache;

bool stealMouse : 1;

bool ownModel : 1;

bool interactive : 1;

149

bool haveHighlightRange : 1;

150

bool autoHighlight : 1;

151

bool highlightUp : 1;

152

bool layoutScheduled : 1;

bool moving : 1;

bool flicking : 1;

bool dragging : 1;

bool inRequest : 1;

bool delegateValidated : 1;

bool inRefill : 1;

QElapsedTimer timer;

qint64 lastPosTime;

QPointF lastPos;

qreal dragMargin;

qreal deceleration;

qreal maximumFlickVelocity;

165

QQuickTimeLine tl;

166

QQuickTimeLineValueProxy<QQuickPathViewPrivate> moveOffset;

int flickDuration;

int pathItems;

int requestedIndex;

int cacheSize;

qreal requestedZ;

QList<QQuickItem *> items;

173

QList<QQuickItem *> itemCache;

174

QPointer<QQmlInstanceModel> model;

175

QVariant modelVariant;

176

MovementReason moveReason;

177

QQuickPathView::MovementDirection movementDirection; // default

178

QQuickPathView::MovementDirection moveDirection; // next movement

179

QQmlOpenMetaObjectType *attType;

180

QQmlComponent *highlightComponent;

181

QQuickItem *highlightItem;

182

QQuickTimeLineValueProxy<QQuickPathViewPrivate> moveHighlight;

183

qreal highlightPosition;

184

qreal highlightRangeStart;

185

qreal highlightRangeEnd;

186

QQuickPathView::HighlightRangeMode highlightRangeMode;

187

int highlightMoveDuration;

188

int modelCount;

189

QPODVector<qreal,10> velocityBuffer;

190

QQuickPathView::SnapMode snapMode;

};

QT_END_NAMESPACE

#endif

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