xyanimation_p.h
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r0 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2016 The Qt Company Ltd. | ||||
** Contact: https://www.qt.io/licensing/ | ||||
** | ||||
** This file is part of the Qt Charts module of the Qt Toolkit. | ||||
** | ||||
** $QT_BEGIN_LICENSE:GPL$ | ||||
** 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 General Public License Usage | ||||
** Alternatively, this file may be used under the terms of the GNU | ||||
** General Public License version 3 or (at your option) 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.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-3.0.html. | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
// W A R N I N G | ||||
// ------------- | ||||
// | ||||
// This file is not part of the Qt Chart 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. | ||||
#ifndef XYANIMATION_P_H | ||||
#define XYANIMATION_P_H | ||||
#include <private/chartanimation_p.h> | ||||
#include <QtCore/QPointF> | ||||
QT_CHARTS_BEGIN_NAMESPACE | ||||
class XYChart; | ||||
class XYAnimation : public ChartAnimation | ||||
{ | ||||
protected: | ||||
enum Animation { AddPointAnimation, RemovePointAnimation, ReplacePointAnimation, NewAnimation }; | ||||
public: | ||||
XYAnimation(XYChart *item, int duration, QEasingCurve &curve); | ||||
~XYAnimation(); | ||||
void setup(const QVector<QPointF> &oldPoints, const QVector<QPointF> &newPoints, int index = -1); | ||||
Animation animationType() const { return m_type; }; | ||||
protected: | ||||
QVariant interpolated(const QVariant &start, const QVariant &end, qreal progress) const; | ||||
void updateCurrentValue(const QVariant &value); | ||||
void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState); | ||||
XYChart *chartItem() { return m_item; } | ||||
protected: | ||||
Animation m_type; | ||||
bool m_dirty; | ||||
int m_index; | ||||
private: | ||||
XYChart *m_item; | ||||
QVector<QPointF> m_oldPoints; | ||||
QVector<QPointF> m_newPoints; | ||||
}; | ||||
QT_CHARTS_END_NAMESPACE | ||||
#endif | ||||