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3** Copyright (C) 2016 The Qt Company Ltd.
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6** This file is part of the Qt Charts module of the Qt Toolkit.
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29
30#include <private/scatteranimation_p.h>
31#include <private/scatterchartitem_p.h>
32#include <QtCore/QDebug>
33
34QT_CHARTS_BEGIN_NAMESPACE
35
36ScatterAnimation::ScatterAnimation(ScatterChartItem *item, int duration, QEasingCurve &curve)
37 : XYAnimation(item, duration, curve)
38{
39}
40
41ScatterAnimation::~ScatterAnimation()
42{
43}
44
45void ScatterAnimation::updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState)
46{
47 XYAnimation::updateState(newState, oldState);
48
49 if (oldState == QAbstractAnimation::Running && newState == QAbstractAnimation::Stopped
50 && animationType() == RemovePointAnimation) {
51 // Removing a point from scatter chart will keep extra marker item after animation stops.
52 // Also, if the removed point was not the last one in series, points after the removed one
53 // will report wrong coordinates when clicked. To fix these issues, update geometry after
54 // point removal animation has finished.
55 chartItem()->updateGeometry();
56 }
57}
58
59QT_CHARTS_END_NAMESPACE
60

source code of qtcharts/src/charts/animations/scatteranimation.cpp