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Clone from http://code.qt.io/qt/qtcharts.git

updated barchart examples. minor fixes
sauimone -
r276:d062a7f38647
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@@ -0,0 +1,8
1 #include "custombarset.h"
2
3 CustomBarSet::CustomBarSet(QObject *parent) :
4 QBarSet(parent)
5 {
6 // Using signal to signal connection here.
7 connect(this,SIGNAL(clicked()),this,SIGNAL(toggleFloatingValues()));
8 }
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@@ -0,0 +1,20
1 #ifndef CUSTOMBARSET_H
2 #define CUSTOMBARSET_H
3
4 #include <qbarset.h>
5
6 QTCOMMERCIALCHART_USE_NAMESPACE
7
8 class CustomBarSet : public QBarSet
9 {
10 Q_OBJECT
11 public:
12 explicit CustomBarSet(QObject *parent = 0);
13
14 signals:
15
16 public slots:
17
18 };
19
20 #endif // CUSTOMBARSET_H
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@@ -0,0 +1,8
1 #include "custombarset.h"
2
3 CustomBarSet::CustomBarSet(QObject *parent) :
4 QBarSet(parent)
5 {
6 // Using signal to signal connection here.
7 connect(this,SIGNAL(clicked()),this,SIGNAL(toggleFloatingValues()));
8 }
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@@ -0,0 +1,20
1 #ifndef CUSTOMBARSET_H
2 #define CUSTOMBARSET_H
3
4 #include <qbarset.h>
5
6 QTCOMMERCIALCHART_USE_NAMESPACE
7
8 class CustomBarSet : public QBarSet
9 {
10 Q_OBJECT
11 public:
12 explicit CustomBarSet(QObject *parent = 0);
13
14 signals:
15
16 public slots:
17
18 };
19
20 #endif // CUSTOMBARSET_H
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@@ -0,0 +1,8
1 #include "custombarset.h"
2
3 CustomBarSet::CustomBarSet(QObject *parent) :
4 QBarSet(parent)
5 {
6 // Using signal to signal connection here.
7 connect(this,SIGNAL(clicked()),this,SIGNAL(toggleFloatingValues()));
8 }
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@@ -0,0 +1,20
1 #ifndef CUSTOMBARSET_H
2 #define CUSTOMBARSET_H
3
4 #include <qbarset.h>
5
6 QTCOMMERCIALCHART_USE_NAMESPACE
7
8 class CustomBarSet : public QBarSet
9 {
10 Q_OBJECT
11 public:
12 explicit CustomBarSet(QObject *parent = 0);
13
14 signals:
15
16 public slots:
17
18 };
19
20 #endif // CUSTOMBARSET_H
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@@ -4,7 +4,9
4
4
5 TARGET = barchart
5 TARGET = barchart
6 SOURCES += main.cpp \
6 SOURCES += main.cpp \
7 chartwidget.cpp
7 chartwidget.cpp \
8 custombarset.cpp
8 HEADERS += \
9 HEADERS += \
9 chartwidget.h
10 chartwidget.h \
11 custombarset.h
10
12
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@@ -1,10 +1,11
1 #include <QApplication>
1 #include <QApplication>
2 #include <QMainWindow>
2 #include <QMainWindow>
3 #include <QStandardItemModel>
3 #include <qchartview.h>
4 #include <qbarchartseries.h>
4 #include <qbarchartseries.h>
5 #include <qbarcategory.h>
6 #include <qbarset.h>
5 #include <qbarset.h>
7 #include "chartwidget.h"
6 #include <qbarcategory.h>
7
8 #include "custombarset.h"
8
9
9 QTCOMMERCIALCHART_USE_NAMESPACE
10 QTCOMMERCIALCHART_USE_NAMESPACE
10
11
@@ -16,13 +17,14 int main(int argc, char *argv[])
16 QBarCategory *category = new QBarCategory;
17 QBarCategory *category = new QBarCategory;
17 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
18 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
18
19
19 QBarChartSeries* series0 = new QBarChartSeries(category);
20 QBarChartSeries* series= new QBarChartSeries(category);
20
21
21 QBarSet *set0 = new QBarSet;
22 // We use custom set, which connects some signals. Could use QBarSet here if we don't need signals
22 QBarSet *set1 = new QBarSet;
23 CustomBarSet *set0 = new CustomBarSet;
23 QBarSet *set2 = new QBarSet;
24 CustomBarSet *set1 = new CustomBarSet;
24 QBarSet *set3 = new QBarSet;
25 CustomBarSet *set2 = new CustomBarSet;
25 QBarSet *set4 = new QBarSet;
26 CustomBarSet *set3 = new CustomBarSet;
27 CustomBarSet *set4 = new CustomBarSet;
26
28
27 // Create some test data to chart
29 // Create some test data to chart
28 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
30 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
@@ -31,16 +33,18 int main(int argc, char *argv[])
31 *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
33 *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
32 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
34 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
33
35
34 series0->addBarSet(set0);
36 series->addBarSet(set0);
35 series0->addBarSet(set1);
37 series->addBarSet(set1);
36 series0->addBarSet(set2);
38 series->addBarSet(set2);
37 series0->addBarSet(set3);
39 series->addBarSet(set3);
38 series0->addBarSet(set4);
40 series->addBarSet(set4);
39
41
40 ChartWidget* chartWidget = new ChartWidget(&window);
42 QChartView* chartView = new QChartView(&window);
41 chartWidget->addSeries(series0);
43 chartView->addSeries(series);
44 chartView->setChartTitle("simple stacked barchart");
45 chartView->setChartTheme(QChart::ChartThemeIcy);
42
46
43 window.setCentralWidget(chartWidget);
47 window.setCentralWidget(chartView);
44 window.resize(400, 300);
48 window.resize(400, 300);
45 window.show();
49 window.show();
46
50
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@@ -2,9 +2,11
2 #include <QMainWindow>
2 #include <QMainWindow>
3 #include <QStandardItemModel>
3 #include <QStandardItemModel>
4 #include <qpercentbarchartseries.h>
4 #include <qpercentbarchartseries.h>
5 #include "chartwidget.h"
6 #include <qbarcategory.h>
5 #include <qbarcategory.h>
7 #include <qbarset.h>
6 #include <qchartview.h>
7
8 //#include <qbarset.h>
9 #include "custombarset.h"
8
10
9 QTCOMMERCIALCHART_USE_NAMESPACE
11 QTCOMMERCIALCHART_USE_NAMESPACE
10
12
@@ -16,13 +18,14 int main(int argc, char *argv[])
16 QBarCategory *category = new QBarCategory;
18 QBarCategory *category = new QBarCategory;
17 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
19 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
18
20
19 QPercentBarChartSeries* series0 = new QPercentBarChartSeries(category);
21 QPercentBarChartSeries* series = new QPercentBarChartSeries(category);
20
22
21 QBarSet *set0 = new QBarSet;
23 // We use custom set, which connects some signals. Could use QBarSet here if we don't need signals
22 QBarSet *set1 = new QBarSet;
24 CustomBarSet *set0 = new CustomBarSet;
23 QBarSet *set2 = new QBarSet;
25 CustomBarSet *set1 = new CustomBarSet;
24 QBarSet *set3 = new QBarSet;
26 CustomBarSet *set2 = new CustomBarSet;
25 QBarSet *set4 = new QBarSet;
27 CustomBarSet *set3 = new CustomBarSet;
28 CustomBarSet *set4 = new CustomBarSet;
26
29
27 // Create some test data to chart
30 // Create some test data to chart
28 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
31 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
@@ -31,16 +34,18 int main(int argc, char *argv[])
31 *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
34 *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
32 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
35 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
33
36
34 series0->addBarSet(set0);
37 series->addBarSet(set0);
35 series0->addBarSet(set1);
38 series->addBarSet(set1);
36 series0->addBarSet(set2);
39 series->addBarSet(set2);
37 series0->addBarSet(set3);
40 series->addBarSet(set3);
38 series0->addBarSet(set4);
41 series->addBarSet(set4);
39
42
40 ChartWidget* chartWidget = new ChartWidget(&window);
43 QChartView* chartView = new QChartView(&window);
41 chartWidget->addSeries(series0);
44 chartView->addSeries(series);
45 chartView->setChartTitle("simple percent barchart");
46 chartView->setChartTheme(QChart::ChartThemeIcy);
42
47
43 window.setCentralWidget(chartWidget);
48 window.setCentralWidget(chartView);
44 window.resize(400, 300);
49 window.resize(400, 300);
45 window.show();
50 window.show();
46
51
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@@ -4,7 +4,9
4
4
5 TARGET = percentbarchart
5 TARGET = percentbarchart
6 SOURCES += main.cpp \
6 SOURCES += main.cpp \
7 chartwidget.cpp
7 chartwidget.cpp \
8 custombarset.cpp
8 HEADERS += \
9 HEADERS += \
9 chartwidget.h
10 chartwidget.h \
11 custombarset.h
10
12
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@@ -1,11 +1,12
1 #include <QApplication>
1 #include <QApplication>
2 #include <QMainWindow>
2 #include <QMainWindow>
3 #include <QStandardItemModel>
3 #include <qchartview.h>
4 #include <qstackedbarchartseries.h>
4 #include <qstackedbarchartseries.h>
5 #include "chartwidget.h"
6 #include <qbarset.h>
5 #include <qbarset.h>
7 #include <qbarcategory.h>
6 #include <qbarcategory.h>
8
7
8 #include "custombarset.h"
9
9 QTCOMMERCIALCHART_USE_NAMESPACE
10 QTCOMMERCIALCHART_USE_NAMESPACE
10
11
11 int main(int argc, char *argv[])
12 int main(int argc, char *argv[])
@@ -16,31 +17,34 int main(int argc, char *argv[])
16 QBarCategory *category = new QBarCategory;
17 QBarCategory *category = new QBarCategory;
17 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
18 *category << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "June" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
18
19
19 QStackedBarChartSeries* series0 = new QStackedBarChartSeries(category);
20 QStackedBarChartSeries* series = new QStackedBarChartSeries(category);
20
21
21 QBarSet *set0 = new QBarSet;
22 // We use custom set, which connects some signals. Could use QBarSet here if we don't need signals
22 QBarSet *set1 = new QBarSet;
23 CustomBarSet *set0 = new CustomBarSet;
23 QBarSet *set2 = new QBarSet;
24 CustomBarSet *set1 = new CustomBarSet;
24 QBarSet *set3 = new QBarSet;
25 CustomBarSet *set2 = new CustomBarSet;
25 QBarSet *set4 = new QBarSet;
26 CustomBarSet *set3 = new CustomBarSet;
27 CustomBarSet *set4 = new CustomBarSet;
26
28
27 // Create some test data to chart
29 // Create some test data to chart
28 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
30 *set0 << 1 << 2 << 3 << 4 << 5 << 6 << 7 << 8 << 9 << 10 << 11 << 12;
29 // *set1 << 5 << 0 << 0 << 4 << 0 << 7 << 8 << 9 << 9 << 0 << 4 << 2;
31 *set1 << 5 << 0 << 0 << 4 << 0 << 7 << 8 << 9 << 9 << 0 << 4 << 2;
30 // *set2 << 3 << 5 << 8 << 13 << 8 << 5 << 3 << 2 << 1 << 1 << 3 << 5;
32 *set2 << 3 << 5 << 8 << 13 << 8 << 5 << 3 << 2 << 1 << 1 << 3 << 5;
31 // *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
33 *set3 << 5 << 6 << 7 << 3 << 4 << 5 << 8 << 9 << 10 << 5 << 2 << 7;
32 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
34 *set4 << 9 << 7 << 5 << 3 << 1 << 2 << 4 << 6 << 8 << 10 << 1 << 6;
33
35
34 series0->addBarSet(set0);
36 series->addBarSet(set0);
35 // series0->addBarSet(set1);
37 series->addBarSet(set1);
36 // series0->addBarSet(set2);
38 series->addBarSet(set2);
37 // series0->addBarSet(set3);
39 series->addBarSet(set3);
38 series0->addBarSet(set4);
40 series->addBarSet(set4);
39
41
40 ChartWidget* chartWidget = new ChartWidget(&window);
42 QChartView* chartView = new QChartView(&window);
41 chartWidget->addSeries(series0);
43 chartView->addSeries(series);
44 chartView->setChartTitle("simple stacked barchart");
45 chartView->setChartTheme(QChart::ChartThemeIcy);
42
46
43 window.setCentralWidget(chartWidget);
47 window.setCentralWidget(chartView);
44 window.resize(400, 300);
48 window.resize(400, 300);
45 window.show();
49 window.show();
46
50
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@@ -3,7 +3,9
3 }
3 }
4 TARGET = stackedbarchart
4 TARGET = stackedbarchart
5 SOURCES += main.cpp \
5 SOURCES += main.cpp \
6 chartwidget.cpp
6 chartwidget.cpp \
7 custombarset.cpp
7 HEADERS += \
8 HEADERS += \
8 chartwidget.h
9 chartwidget.h \
10 custombarset.h
9
11
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@@ -72,6 +72,16 void Bar::mousePressEvent(QGraphicsSceneMouseEvent* /*event*/)
72 emit clicked();
72 emit clicked();
73 }
73 }
74
74
75 void Bar::hoverEnterEvent(QGraphicsSceneHoverEvent* /*event*/)
76 {
77 emit hoverEntered();
78 }
79
80 void Bar::hoverLeaveEvent(QGraphicsSceneHoverEvent* /*event*/)
81 {
82 emit hoverLeaved();
83 }
84
75 #include "moc_bar_p.cpp"
85 #include "moc_bar_p.cpp"
76
86
77 QTCOMMERCIALCHART_END_NAMESPACE
87 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -27,13 +27,16 public: // from ChartItem
27
27
28 public:
28 public:
29 // From QGraphicsItem
29 // From QGraphicsItem
30
31 void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
30 void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
32 QRectF boundingRect() const;
31 QRectF boundingRect() const;
33 void mousePressEvent(QGraphicsSceneMouseEvent *event);
32 void mousePressEvent(QGraphicsSceneMouseEvent *event);
33 void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
34 void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
34
35
35 Q_SIGNALS:
36 Q_SIGNALS:
36 void clicked();
37 void clicked();
38 void hoverEntered();
39 void hoverLeaved();
37
40
38 private:
41 private:
39
42
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@@ -76,11 +76,14 void BarPresenter::layoutChanged()
76
76
77 // TODO: remove hard coding, apply layout
77 // TODO: remove hard coding, apply layout
78 value->resize(100,50);
78 value->resize(100,50);
79 value->setPos(xPos + mBarDefaultWidth/2, yPos-barHeight/2);
79 value->setPos(xPos, yPos-barHeight/2);
80 value->setPen(QPen(QColor(255,255,255,255)));
80 value->setPen(QPen(QColor(255,255,255,255)));
81
81
82 QString vString(QString::number(mModel.valueAt(set,category)));
82 if (mModel.valueAt(set,category) != 0) {
83 value->setValueString(vString);
83 value->setValueString(QString::number(mModel.valueAt(set,category)));
84 } else {
85 value->setValueString(QString(""));
86 }
84
87
85 itemIndex++;
88 itemIndex++;
86 xPos += mBarDefaultWidth;
89 xPos += mBarDefaultWidth;
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@@ -70,6 +70,8 void BarPresenterBase::dataChanged()
70 childItems().append(bar);
70 childItems().append(bar);
71 mBars.append(bar);
71 mBars.append(bar);
72 connect(bar,SIGNAL(clicked()),set,SLOT(barClicked()));
72 connect(bar,SIGNAL(clicked()),set,SLOT(barClicked()));
73 connect(bar,SIGNAL(hoverEntered()),set,SLOT(barHoverEntered()));
74 connect(bar,SIGNAL(hoverLeaved()),set,SLOT(barHoverLeaved()));
73 }
75 }
74 }
76 }
75
77
@@ -98,7 +100,7 void BarPresenterBase::dataChanged()
98 BarValue *value = new BarValue(*set, this);
100 BarValue *value = new BarValue(*set, this);
99 childItems().append(value);
101 childItems().append(value);
100 mFloatingValues.append(value);
102 mFloatingValues.append(value);
101 connect(set,SIGNAL(clicked()),value,SLOT(toggleVisible()));
103 connect(set,SIGNAL(toggleFloatingValues()),value,SLOT(toggleVisible()));
102 }
104 }
103 }
105 }
104
106
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@@ -84,12 +84,16 void PercentBarPresenter::layoutChanged()
84 BarValue* value = mFloatingValues.at(itemIndex);
84 BarValue* value = mFloatingValues.at(itemIndex);
85
85
86 // TODO: remove hard coding, apply layout
86 // TODO: remove hard coding, apply layout
87 value->setPos(xPos + mBarDefaultWidth/2, yPos-barHeight/2);
87 value->setPos(xPos, yPos-barHeight/2);
88 value->setPen(QPen(QColor(255,255,255,255)));
88 value->setPen(QPen(QColor(255,255,255,255)));
89
89
90 QString vString(QString::number(mModel.percentageAt(set,category) * 100));
90 if (mModel.valueAt(set,category) != 0) {
91 vString.append("%");
91 QString vString(QString::number(mModel.percentageAt(set,category) * 100));
92 value->setValueString(vString);
92 vString.append("%");
93 value->setValueString(vString);
94 } else {
95 value->setValueString(QString(""));
96 }
93
97
94 itemIndex++;
98 itemIndex++;
95 yPos -= barHeight;
99 yPos -= barHeight;
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@@ -3,7 +3,8
3
3
4 QTCOMMERCIALCHART_BEGIN_NAMESPACE
4 QTCOMMERCIALCHART_BEGIN_NAMESPACE
5
5
6 QBarSet::QBarSet()
6 QBarSet::QBarSet(QObject *parent)
7 : QObject(parent)
7 {
8 {
8 mFloatingValuesVisible = false;
9 mFloatingValuesVisible = false;
9 }
10 }
@@ -71,5 +72,17 void QBarSet::barClicked()
71 emit clicked(); // Notify that set has been clicked
72 emit clicked(); // Notify that set has been clicked
72 }
73 }
73
74
75 void QBarSet::barHoverEntered()
76 {
77 qDebug() << "QBarset::barHoverEntered" << this;
78 emit hoverEnter();
79 }
80
81 void QBarSet::barHoverLeaved()
82 {
83 qDebug() << "QBarset::barHoverLeaved" << this;
84 emit hoverLeave();
85 }
86
74 #include "moc_qbarset.cpp"
87 #include "moc_qbarset.cpp"
75 QTCOMMERCIALCHART_END_NAMESPACE
88 QTCOMMERCIALCHART_END_NAMESPACE
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@@ -1,7 +1,7
1 #ifndef QBARSET_H
1 #ifndef QBARSET_H
2 #define QBARSET_H
2 #define QBARSET_H
3
3
4 #include "qchartglobal.h"
4 #include <qchartglobal.h>
5 #include <QPen>
5 #include <QPen>
6 #include <QBrush>
6 #include <QBrush>
7
7
@@ -11,7 +11,7 class QTCOMMERCIALCHART_EXPORT QBarSet : public QObject
11 {
11 {
12 Q_OBJECT
12 Q_OBJECT
13 public:
13 public:
14 QBarSet();
14 QBarSet(QObject *parent = 0);
15
15
16 void setName(QString name);
16 void setName(QString name);
17 QString name();
17 QString name();
@@ -31,13 +31,14 public:
31
31
32 Q_SIGNALS:
32 Q_SIGNALS:
33 void clicked();
33 void clicked();
34 /*
35 void hoverEnter();
34 void hoverEnter();
36 void hoverLeave();
35 void hoverLeave();
37 */
36 void toggleFloatingValues();
38
37
39 public Q_SLOTS:
38 public Q_SLOTS:
40 void barClicked();
39 void barClicked();
40 void barHoverEntered();
41 void barHoverLeaved();
41
42
42 private:
43 private:
43
44
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@@ -20,12 +20,12 public:
20 // from QChartSeries
20 // from QChartSeries
21 virtual QChartSeriesType type() const { return QChartSeries::SeriesTypeStackedBar; }
21 virtual QChartSeriesType type() const { return QChartSeries::SeriesTypeStackedBar; }
22
22
23 // Set handling
23 void addBarSet(QBarSet *set); // Takes ownership
24 void addBarSet(QBarSet *set); // Takes ownership
24 void removeBarSet(QBarSet *set); // Also deletes the set, if set is owned.
25 void removeBarSet(QBarSet *set); // Also deletes the set, if set is owned.
25 int countSets();
26 int countSets();
26 QBarSet* nextSet(bool first=false); // Returns first set, if called with true
27 QBarSet* nextSet(bool first=false); // Returns first set, if called with true
27
28
28 //TODO:
29 //QList<QString> legend(); // Returns legend of series (ie. names of all sets in series)
29 //QList<QString> legend(); // Returns legend of series (ie. names of all sets in series)
30
30
31 // TODO: Functions below this are not part of api and will be moved
31 // TODO: Functions below this are not part of api and will be moved
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@@ -88,11 +88,14 void StackedBarPresenter::layoutChanged()
88
88
89 // TODO: remove hard coding, apply layout
89 // TODO: remove hard coding, apply layout
90 value->resize(100,50);
90 value->resize(100,50);
91 value->setPos(xPos + mBarDefaultWidth/2, yPos-barHeight/2);
91 value->setPos(xPos, yPos-barHeight/2);
92 value->setPen(QPen(QColor(255,255,255,255)));
92 value->setPen(QPen(QColor(255,255,255,255)));
93
93
94 QString vString(QString::number(mModel.valueAt(set,category)));
94 if (mModel.valueAt(set,category) != 0) {
95 value->setValueString(vString);
95 value->setValueString(QString::number(mModel.valueAt(set,category)));
96 } else {
97 value->setValueString(QString(""));
98 }
96
99
97 itemIndex++;
100 itemIndex++;
98 yPos -= barHeight;
101 yPos -= barHeight;
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