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animations for stacked and percentbarchart
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1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #include "percentbaranimation_p.h"
22 #include "percentbarchartitem_p.h"
23 #include <QTimer>
24
25 Q_DECLARE_METATYPE(QVector<QRectF>)
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
29 PercentBarAnimation::PercentBarAnimation(BarChartItem *item)
30 :ChartAnimation(item),
31 m_item(item)
32 {
33 setEasingCurve(QEasingCurve::OutQuart);
34 }
35
36 PercentBarAnimation::~PercentBarAnimation()
37 {
38 }
39
40 QVariant PercentBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
41 {
42 QVector<QRectF> startVector = qVariantValue<QVector<QRectF> >(from);
43 QVector<QRectF> endVector = qVariantValue<QVector<QRectF> >(to);
44 QVector<QRectF> result;
45
46 Q_ASSERT(startVector.count() == endVector.count());
47
48 qreal zeroPos = ((m_item->geometry().height() + m_item->geometry().y()) * (1 - progress));
49
50 for(int i = 0; i < startVector.count(); i++) {
51 qreal w = endVector[i].width();
52 qreal h = startVector[i].height() + ((endVector[i].height() - startVector[i].height()) * progress);
53 qreal x = endVector[i].topLeft().x();
54 qreal y = startVector[i].topLeft().y() + ((endVector[i].topLeft().y() - startVector[i].topLeft().y()) * progress)
55 + zeroPos;
56
57 QRectF value(x,y,w,h);
58 result << value;
59 }
60 return qVariantFromValue(result);
61 }
62
63 void PercentBarAnimation::updateCurrentValue(const QVariant &value)
64 {
65 QVector<QRectF> layout = qVariantValue<QVector<QRectF> >(value);
66 m_item->setLayout(layout);
67 }
68
69 void PercentBarAnimation::updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
70 {
71 setDuration(ChartAnimationDuration);
72 setKeyValueAt(0.0, qVariantFromValue(oldLayout));
73 setKeyValueAt(1.0, qVariantFromValue(newLayout));
74 QTimer::singleShot(0, this, SLOT(start()));
75 }
76
77 #include "moc_percentbaranimation_p.cpp"
78
79 QTCOMMERCIALCHART_END_NAMESPACE
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1 // W A R N I N G
2 // -------------
3 //
4 // This file is not part of the QtCommercial Chart API. It exists purely as an
5 // implementation detail. This header file may change from version to
6 // version without notice, or even be removed.
7 //
8 // We mean it.
9
10 #ifndef PERCENTBARANIMATION_P_H
11 #define PERCENTBARANIMATION_P_H
12
13 #include "chartanimation_p.h"
14 #include "barchartitem_p.h"
15
16 QTCOMMERCIALCHART_BEGIN_NAMESPACE
17
18 class PercentBarChartItem;
19 class QBarSet;
20 class BarSetAnimation;
21
22 class PercentBarAnimation : public ChartAnimation
23 {
24 Q_OBJECT
25 public:
26 PercentBarAnimation(BarChartItem *item);
27 ~PercentBarAnimation();
28
29 public:
30 virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
31 virtual void updateCurrentValue(const QVariant &value);
32
33 void updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
34
35 private:
36 BarChartItem *m_item;
37 QHash<QBarSet *, BarSetAnimation *> m_animations;
38
39 };
40
41 QTCOMMERCIALCHART_END_NAMESPACE
42
43 #endif // PERCENTBARANIMATION_P_H
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1 /****************************************************************************
2 **
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
14 **
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
18 **
19 ****************************************************************************/
20
21 #include "stackedbaranimation_p.h"
22 #include "stackedbarchartitem_p.h"
23 #include <QTimer>
24
25 Q_DECLARE_METATYPE(QVector<QRectF>)
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
29 StackedBarAnimation::StackedBarAnimation(BarChartItem *item)
30 :ChartAnimation(item),
31 m_item(item)
32 {
33 setEasingCurve(QEasingCurve::OutQuart);
34 }
35
36 StackedBarAnimation::~StackedBarAnimation()
37 {
38 }
39
40 QVariant StackedBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
41 {
42 QVector<QRectF> startVector = qVariantValue<QVector<QRectF> >(from);
43 QVector<QRectF> endVector = qVariantValue<QVector<QRectF> >(to);
44 QVector<QRectF> result;
45
46 Q_ASSERT(startVector.count() == endVector.count());
47
48 qreal zeroPos = ((m_item->geometry().height() + m_item->geometry().y()) * (1 - progress));
49
50 for(int i = 0; i < startVector.count(); i++) {
51 qreal w = endVector[i].width();
52 qreal h = startVector[i].height() + ((endVector[i].height() - startVector[i].height()) * progress);
53 qreal x = endVector[i].topLeft().x();
54 qreal y = startVector[i].topLeft().y() + ((endVector[i].topLeft().y() - startVector[i].topLeft().y()) * progress)
55 + zeroPos;
56
57 QRectF value(x,y,w,h);
58 result << value;
59 }
60 return qVariantFromValue(result);
61 }
62
63 void StackedBarAnimation::updateCurrentValue(const QVariant &value)
64 {
65 QVector<QRectF> layout = qVariantValue<QVector<QRectF> >(value);
66 m_item->setLayout(layout);
67 }
68
69
70 void StackedBarAnimation::updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
71 {
72 setDuration(ChartAnimationDuration);
73 setKeyValueAt(0.0, qVariantFromValue(oldLayout));
74 setKeyValueAt(1.0, qVariantFromValue(newLayout));
75 QTimer::singleShot(0, this, SLOT(start()));
76 }
77 #include "moc_stackedbaranimation_p.cpp"
78
79 QTCOMMERCIALCHART_END_NAMESPACE
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1 // W A R N I N G
2 // -------------
3 //
4 // This file is not part of the QtCommercial Chart API. It exists purely as an
5 // implementation detail. This header file may change from version to
6 // version without notice, or even be removed.
7 //
8 // We mean it.
9
10 #ifndef STACKEDBARANIMATION_P_H
11 #define STACKEDBARANIMATION_P_H
12
13 #include "chartanimation_p.h"
14 #include "barchartitem_p.h"
15
16 QTCOMMERCIALCHART_BEGIN_NAMESPACE
17
18 class StackedBarChartItem;
19 class QBarSet;
20 class BarSetAnimation;
21
22 class StackedBarAnimation : public ChartAnimation
23 {
24 Q_OBJECT
25 public:
26 StackedBarAnimation(BarChartItem *item);
27 ~StackedBarAnimation();
28
29 public:
30 virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
31 virtual void updateCurrentValue(const QVariant &value);
32
33 void updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
34
35 private:
36 BarChartItem *m_item;
37 QHash<QBarSet *, BarSetAnimation *> m_animations;
38
39 };
40
41 QTCOMMERCIALCHART_END_NAMESPACE
42
43 #endif // STACKEDBARANIMATION_P_H
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@@ -8,7 +8,9 SOURCES += \
8 $$PWD/pieanimation.cpp \
8 $$PWD/pieanimation.cpp \
9 $$PWD/piesliceanimation.cpp \
9 $$PWD/piesliceanimation.cpp \
10 $$PWD/splineanimation.cpp \
10 $$PWD/splineanimation.cpp \
11 $$PWD/baranimation.cpp
11 $$PWD/baranimation.cpp \
12 $$PWD/stackedbaranimation.cpp \
13 $$PWD/percentbaranimation.cpp
12
14
13
15
14
16
@@ -20,5 +22,6 PRIVATE_HEADERS += \
20 $$PWD/pieanimation_p.h \
22 $$PWD/pieanimation_p.h \
21 $$PWD/piesliceanimation_p.h \
23 $$PWD/piesliceanimation_p.h \
22 $$PWD/splineanimation_p.h \
24 $$PWD/splineanimation_p.h \
23 $$PWD/baranimation_p.h
25 $$PWD/baranimation_p.h \
24
26 $$PWD/stackedbaranimation_p.h \
27 $$PWD/percentbaranimation_p.h
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@@ -20,12 +20,9
20
20
21 #include "baranimation_p.h"
21 #include "baranimation_p.h"
22 #include "barchartitem_p.h"
22 #include "barchartitem_p.h"
23 #include <QParallelAnimationGroup>
24 #include <QTimer>
23 #include <QTimer>
25
24
26 Q_DECLARE_METATYPE(QVector<QRectF>)
25 Q_DECLARE_METATYPE(QVector<QRectF>)
27 //Q_DECLARE_METATYPE(BarLayout) // TODO?
28
29
26
30 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
31
28
@@ -33,6 +30,7 BarAnimation::BarAnimation(BarChartItem *item)
33 :ChartAnimation(item),
30 :ChartAnimation(item),
34 m_item(item)
31 m_item(item)
35 {
32 {
33 setEasingCurve(QEasingCurve::OutQuart);
36 }
34 }
37
35
38 BarAnimation::~BarAnimation()
36 BarAnimation::~BarAnimation()
@@ -53,9 +51,7 QVariant BarAnimation::interpolated(const QVariant &from, const QVariant &to, qr
53 qreal x = endVector[i].topLeft().x();
51 qreal x = endVector[i].topLeft().x();
54 qreal y = endVector[i].topLeft().y() + endVector[i].height() - h;
52 qreal y = endVector[i].topLeft().y() + endVector[i].height() - h;
55
53
56 QPointF topLeft(x,y);
54 QRectF value(x,y,w,h);
57 QSizeF size(w,h);
58 QRectF value(topLeft,size);
59 result << value;
55 result << value;
60 }
56 }
61 return qVariantFromValue(result);
57 return qVariantFromValue(result);
@@ -67,6 +63,14 void BarAnimation::updateCurrentValue(const QVariant &value)
67 m_item->setLayout(layout);
63 m_item->setLayout(layout);
68 }
64 }
69
65
66 void BarAnimation::updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
67 {
68 setDuration(ChartAnimationDuration);
69 setKeyValueAt(0.0, qVariantFromValue(oldLayout));
70 setKeyValueAt(1.0, qVariantFromValue(newLayout));
71 QTimer::singleShot(0, this, SLOT(start()));
72 }
73
70 #include "moc_baranimation_p.cpp"
74 #include "moc_baranimation_p.cpp"
71
75
72 QTCOMMERCIALCHART_END_NAMESPACE
76 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -51,11 +51,10 public: // from QVariantAnimation
51 virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
51 virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
52 virtual void updateCurrentValue(const QVariant &value);
52 virtual void updateCurrentValue(const QVariant &value);
53
53
54 public Q_SLOTS:
54 void updateLayout(const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
55
55
56 private:
56 private:
57 BarChartItem *m_item;
57 BarChartItem *m_item;
58 QHash<QBarSet *, BarSetAnimation *> m_animations;
59 };
58 };
60
59
61 QTCOMMERCIALCHART_END_NAMESPACE
60 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -26,6 +26,10
26 #include "pieanimation_p.h"
26 #include "pieanimation_p.h"
27 #include "baranimation_p.h"
27 #include "baranimation_p.h"
28 #include "barchartitem_p.h"
28 #include "barchartitem_p.h"
29 #include "stackedbaranimation_p.h"
30 #include "stackedbarchartitem_p.h"
31 #include "percentbaranimation_p.h"
32 #include "percentbarchartitem_p.h"
29 #include "areachartitem_p.h"
33 #include "areachartitem_p.h"
30 #include "splinechartitem_p.h"
34 #include "splinechartitem_p.h"
31 #include "scatterchartitem_p.h"
35 #include "scatterchartitem_p.h"
@@ -59,6 +63,7 void ChartAnimator::addAnimation(PieChartItem *item)
59
63
60 void ChartAnimator::addAnimation(BarChartItem *item)
64 void ChartAnimator::addAnimation(BarChartItem *item)
61 {
65 {
66 // This can handle also GroupedBarChartItem because bars are side by side
62 ChartAnimation *animation = m_animations.value(item);
67 ChartAnimation *animation = m_animations.value(item);
63
68
64 if (!animation) {
69 if (!animation) {
@@ -69,6 +74,29 void ChartAnimator::addAnimation(BarChartItem *item)
69 item->setAnimator(this);
74 item->setAnimator(this);
70 }
75 }
71
76
77 void ChartAnimator::addAnimation(StackedBarChartItem *item)
78 {
79 ChartAnimation *animation = m_animations.value(item);
80
81 if (!animation) {
82 animation = new StackedBarAnimation(item);
83 m_animations.insert(item, animation);
84 }
85
86 item->setAnimator(this);
87 }
88
89 void ChartAnimator::addAnimation(PercentBarChartItem *item)
90 {
91 ChartAnimation *animation = m_animations.value(item);
92
93 if (!animation) {
94 animation = new PercentBarAnimation(item);
95 m_animations.insert(item, animation);
96 }
97
98 item->setAnimator(this);
99 }
72
100
73 void ChartAnimator::removeAnimation(Chart *item)
101 void ChartAnimator::removeAnimation(Chart *item)
74 {
102 {
@@ -100,19 +128,41 void ChartAnimator::updateAnimation(PieChartItem *item, PieSliceItem *sliceItem,
100 void ChartAnimator::updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
128 void ChartAnimator::updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
101 {
129 {
102 BarAnimation *animation = static_cast<BarAnimation *>(m_animations.value(item));
130 BarAnimation *animation = static_cast<BarAnimation *>(m_animations.value(item));
103 m_animations.remove(item);
104 if (animation) {
131 if (animation) {
132 m_animations.remove(item);
105 animation->deleteLater();
133 animation->deleteLater();
106 animation = 0;
134 animation = 0;
107 }
108 addAnimation(item);
135 addAnimation(item);
136 }
109 animation = static_cast<BarAnimation *>(m_animations.value(item));
137 animation = static_cast<BarAnimation *>(m_animations.value(item));
110 animation->setDuration(ChartAnimationDuration);
138 animation->updateLayout(oldLayout,newLayout);
111 animation->setKeyValueAt(0.0, qVariantFromValue(oldLayout));
139 }
112 animation->setKeyValueAt(1.0, qVariantFromValue(newLayout));
140
113 QTimer::singleShot(0, animation, SLOT(start()));
141 void ChartAnimator::updateLayout(StackedBarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
142 {
143 StackedBarAnimation *animation = static_cast<StackedBarAnimation *>(m_animations.value(item));
144 if (animation) {
145 m_animations.remove(item);
146 animation->deleteLater();
147 animation = 0;
148 addAnimation(item);
149 }
150 animation = static_cast<StackedBarAnimation *>(m_animations.value(item));
151 animation->updateLayout(oldLayout,newLayout);
114 }
152 }
115
153
154 void ChartAnimator::updateLayout(PercentBarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout)
155 {
156 PercentBarAnimation *animation = static_cast<PercentBarAnimation *>(m_animations.value(item));
157 if (animation) {
158 m_animations.remove(item);
159 animation->deleteLater();
160 animation = 0;
161 addAnimation(item);
162 }
163 animation = static_cast<PercentBarAnimation *>(m_animations.value(item));
164 animation->updateLayout(oldLayout,newLayout);
165 }
116 #include "moc_chartanimator_p.cpp"
166 #include "moc_chartanimator_p.cpp"
117
167
118 QTCOMMERCIALCHART_END_NAMESPACE
168 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -55,7 +55,9 public:
55 virtual ~ChartAnimator();
55 virtual ~ChartAnimator();
56
56
57 void addAnimation(PieChartItem *item);
57 void addAnimation(PieChartItem *item);
58 void addAnimation(BarChartItem *item);
58 void addAnimation(BarChartItem *item); // This can handle also grouped bar chart.
59 void addAnimation(StackedBarChartItem *item);
60 void addAnimation(PercentBarChartItem *item);
59 void removeAnimation(Chart *item);
61 void removeAnimation(Chart *item);
60
62
61 void addAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData, bool isEmpty);
63 void addAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData, bool isEmpty);
@@ -63,6 +65,8 public:
63 void updateAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData);
65 void updateAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData);
64
66
65 void updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
67 void updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
68 void updateLayout(StackedBarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
69 void updateLayout(PercentBarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
66
70
67 private:
71 private:
68 QMap<Chart *, ChartAnimation *> m_animations;
72 QMap<Chart *, ChartAnimation *> m_animations;
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@@ -19,7 +19,6
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "bar_p.h"
21 #include "bar_p.h"
22 #include <QDebug>
23 #include <QPainter>
22 #include <QPainter>
24 #include <QGraphicsSceneEvent>
23 #include <QGraphicsSceneEvent>
25
24
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@@ -54,7 +54,7 public:
54 QRectF boundingRect() const;
54 QRectF boundingRect() const;
55
55
56 virtual QVector<QRectF> calculateLayout();
56 virtual QVector<QRectF> calculateLayout();
57 void applyLayout(const QVector<QRectF> &layout);
57 virtual void applyLayout(const QVector<QRectF> &layout);
58 void setLayout(const QVector<QRectF> &layout);
58 void setLayout(const QVector<QRectF> &layout);
59 void updateLayout(const QVector<QRectF> &layout);
59 void updateLayout(const QVector<QRectF> &layout);
60
60
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@@ -22,7 +22,7
22 #include "bar_p.h"
22 #include "bar_p.h"
23 #include "qbarseries_p.h"
23 #include "qbarseries_p.h"
24 #include "qbarset.h"
24 #include "qbarset.h"
25 #include <QDebug>
25 #include "chartanimator_p.h"
26
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
28
@@ -92,6 +92,15 QVector<QRectF> PercentBarChartItem::calculateLayout()
92 return layout;
92 return layout;
93 }
93 }
94
94
95 void PercentBarChartItem::applyLayout(const QVector<QRectF> &layout)
96 {
97 if (animator()) {
98 animator()->updateLayout(this, m_layout, layout);
99 } else {
100 setLayout(layout);
101 update();
102 }
103 }
95 #include "moc_percentbarchartitem_p.cpp"
104 #include "moc_percentbarchartitem_p.cpp"
96
105
97 QTCOMMERCIALCHART_END_NAMESPACE
106 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -46,6 +46,7 public:
46
46
47 private:
47 private:
48 virtual QVector<QRectF> calculateLayout();
48 virtual QVector<QRectF> calculateLayout();
49 virtual void applyLayout(const QVector<QRectF> &layout);
49 };
50 };
50
51
51 QTCOMMERCIALCHART_END_NAMESPACE
52 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -23,6 +23,7
23 #include "qbarset_p.h"
23 #include "qbarset_p.h"
24 #include "qbarseries_p.h"
24 #include "qbarseries_p.h"
25 #include "qbarset.h"
25 #include "qbarset.h"
26 #include "chartanimator_p.h"
26
27
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
29
@@ -85,6 +86,16 QVector<QRectF> StackedBarChartItem::calculateLayout()
85 return layout;
86 return layout;
86 }
87 }
87
88
89 void StackedBarChartItem::applyLayout(const QVector<QRectF> &layout)
90 {
91 if (animator()) {
92 animator()->updateLayout(this, m_layout, layout);
93 } else {
94 setLayout(layout);
95 update();
96 }
97 }
98
88 #include "moc_stackedbarchartitem_p.cpp"
99 #include "moc_stackedbarchartitem_p.cpp"
89
100
90 QTCOMMERCIALCHART_END_NAMESPACE
101 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -45,6 +45,7 public:
45
45
46 private:
46 private:
47 virtual QVector<QRectF> calculateLayout();
47 virtual QVector<QRectF> calculateLayout();
48 virtual void applyLayout(const QVector<QRectF> &layout);
48 };
49 };
49
50
50 QTCOMMERCIALCHART_END_NAMESPACE
51 QTCOMMERCIALCHART_END_NAMESPACE
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