@@ -1,38 +1,38 | |||||
1 | #include <QtGui/QApplication> |
|
1 | #include <QtGui/QApplication> | |
2 | #include <QMainWindow> |
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2 | #include <QMainWindow> | |
3 | #include <qchartglobal.h> |
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3 | #include <qchartglobal.h> | |
4 | #include <qchartview.h> |
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4 | #include <qchartview.h> | |
5 | #include <qpieseries.h> |
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5 | #include <qpieseries.h> | |
6 | #include <qpieslice.h> |
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6 | #include <qpieslice.h> | |
7 |
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7 | |||
8 | QTCOMMERCIALCHART_USE_NAMESPACE |
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8 | QTCOMMERCIALCHART_USE_NAMESPACE | |
9 |
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9 | |||
10 | int main(int argc, char *argv[]) |
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10 | int main(int argc, char *argv[]) | |
11 | { |
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11 | { | |
12 | QApplication a(argc, argv); |
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12 | QApplication a(argc, argv); | |
13 |
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13 | |||
14 | QMainWindow window; |
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14 | QMainWindow window; | |
15 |
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15 | |||
16 | QChartView* chartView = new QChartView(&window); |
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16 | QChartView* chartView = new QChartView(&window); | |
17 |
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17 | |||
18 | //! [1] |
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18 | //! [1] | |
19 | QPieSeries *series = new QPieSeries(); |
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19 | QPieSeries *series = new QPieSeries(); | |
20 | series->add(1, "Slice 1"); |
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20 | series->add(1, "Slice 1"); | |
21 | series->add(2, "Slice 2"); |
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21 | series->add(2, "Slice 2"); | |
22 | series->add(3, "Slice 3"); |
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22 | series->add(3, "Slice 3"); | |
23 | series->add(4, "Slice 4"); |
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23 | series->add(4, "Slice 4"); | |
24 | series->add(5, "Slice 5"); |
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24 | series->add(5, "Slice 5"); | |
25 | chartView->addSeries(series); |
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25 | chartView->addSeries(series); | |
26 | //! [1] |
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26 | //! [1] | |
27 |
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27 | |||
28 | //! [2] |
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28 | //! [2] | |
29 |
series-> |
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29 | series->setHoverHighlighting(); | |
30 |
series-> |
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30 | series->setClickExplodes(); | |
31 | //! [2] |
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31 | //! [2] | |
32 |
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32 | |||
33 | window.setCentralWidget(chartView); |
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33 | window.setCentralWidget(chartView); | |
34 | window.resize(600, 600); |
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34 | window.resize(600, 600); | |
35 | window.show(); |
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35 | window.show(); | |
36 |
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36 | |||
37 | return a.exec(); |
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37 | return a.exec(); | |
38 | } |
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38 | } |
@@ -1,521 +1,516 | |||||
1 | #include "qpieseries.h" |
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1 | #include "qpieseries.h" | |
2 | #include "qpieslice.h" |
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2 | #include "qpieslice.h" | |
3 | #include <QDebug> |
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3 | #include <QDebug> | |
4 |
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4 | |||
5 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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5 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
6 |
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6 | |||
7 |
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7 | |||
8 | /*! |
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8 | /*! | |
9 | \class QPieSeries::ChangeSet |
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9 | \class QPieSeries::ChangeSet | |
10 | \brief Defines the changes in the series. |
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10 | \brief Defines the changes in the series. | |
11 |
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11 | |||
12 | Contains the changes that have occurred in the series. Lists of added, changed and removed slices. |
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12 | Contains the changes that have occurred in the series. Lists of added, changed and removed slices. | |
13 |
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13 | |||
14 | \sa QPieSeries::changed() |
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14 | \sa QPieSeries::changed() | |
15 | */ |
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15 | */ | |
16 |
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16 | |||
17 | /*! |
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17 | /*! | |
18 | \internal |
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18 | \internal | |
19 | */ |
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19 | */ | |
20 | void QPieSeries::ChangeSet::appendAdded(QPieSlice* slice) |
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20 | void QPieSeries::ChangeSet::appendAdded(QPieSlice* slice) | |
21 | { |
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21 | { | |
22 | if (!m_added.contains(slice)) |
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22 | if (!m_added.contains(slice)) | |
23 | m_added << slice; |
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23 | m_added << slice; | |
24 | } |
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24 | } | |
25 |
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25 | |||
26 | /*! |
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26 | /*! | |
27 | \internal |
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27 | \internal | |
28 | */ |
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28 | */ | |
29 | void QPieSeries::ChangeSet::appendAdded(QList<QPieSlice*> slices) |
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29 | void QPieSeries::ChangeSet::appendAdded(QList<QPieSlice*> slices) | |
30 | { |
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30 | { | |
31 | foreach (QPieSlice* s, slices) |
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31 | foreach (QPieSlice* s, slices) | |
32 | appendAdded(s); |
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32 | appendAdded(s); | |
33 | } |
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33 | } | |
34 |
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34 | |||
35 | /*! |
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35 | /*! | |
36 | \internal |
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36 | \internal | |
37 | */ |
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37 | */ | |
38 | void QPieSeries::ChangeSet::appendChanged(QPieSlice* slice) |
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38 | void QPieSeries::ChangeSet::appendChanged(QPieSlice* slice) | |
39 | { |
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39 | { | |
40 | if (!m_changed.contains(slice)) |
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40 | if (!m_changed.contains(slice)) | |
41 | m_changed << slice; |
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41 | m_changed << slice; | |
42 | } |
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42 | } | |
43 |
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43 | |||
44 | /*! |
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44 | /*! | |
45 | \internal |
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45 | \internal | |
46 | */ |
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46 | */ | |
47 | void QPieSeries::ChangeSet::appendRemoved(QPieSlice* slice) |
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47 | void QPieSeries::ChangeSet::appendRemoved(QPieSlice* slice) | |
48 | { |
|
48 | { | |
49 | if (!m_removed.contains(slice)) |
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49 | if (!m_removed.contains(slice)) | |
50 | m_removed << slice; |
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50 | m_removed << slice; | |
51 | } |
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51 | } | |
52 |
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52 | |||
53 | /*! |
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53 | /*! | |
54 | Returns a list of slices that have been added to the series. |
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54 | Returns a list of slices that have been added to the series. | |
55 | \sa QPieSeries::changed() |
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55 | \sa QPieSeries::changed() | |
56 | */ |
|
56 | */ | |
57 | QList<QPieSlice*> QPieSeries::ChangeSet::added() const |
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57 | QList<QPieSlice*> QPieSeries::ChangeSet::added() const | |
58 | { |
|
58 | { | |
59 | return m_added; |
|
59 | return m_added; | |
60 | } |
|
60 | } | |
61 |
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61 | |||
62 | /*! |
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62 | /*! | |
63 | Returns a list of slices that have been changed in the series. |
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63 | Returns a list of slices that have been changed in the series. | |
64 | \sa QPieSeries::changed() |
|
64 | \sa QPieSeries::changed() | |
65 | */ |
|
65 | */ | |
66 | QList<QPieSlice*> QPieSeries::ChangeSet::changed() const |
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66 | QList<QPieSlice*> QPieSeries::ChangeSet::changed() const | |
67 | { |
|
67 | { | |
68 | return m_changed; |
|
68 | return m_changed; | |
69 | } |
|
69 | } | |
70 |
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70 | |||
71 | /*! |
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71 | /*! | |
72 | Returns a list of slices that have been removed from the series. |
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72 | Returns a list of slices that have been removed from the series. | |
73 | \sa QPieSeries::changed() |
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73 | \sa QPieSeries::changed() | |
74 | */ |
|
74 | */ | |
75 | QList<QPieSlice*> QPieSeries::ChangeSet::removed() const |
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75 | QList<QPieSlice*> QPieSeries::ChangeSet::removed() const | |
76 | { |
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76 | { | |
77 | return m_removed; |
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77 | return m_removed; | |
78 | } |
|
78 | } | |
79 |
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79 | |||
80 |
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80 | |||
81 | /*! |
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81 | /*! | |
82 | Returns true if there are no added/changed or removed slices in the change set. |
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82 | Returns true if there are no added/changed or removed slices in the change set. | |
83 | */ |
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83 | */ | |
84 | bool QPieSeries::ChangeSet::isEmpty() const |
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84 | bool QPieSeries::ChangeSet::isEmpty() const | |
85 | { |
|
85 | { | |
86 | if (m_added.count() || m_changed.count() || m_removed.count()) |
|
86 | if (m_added.count() || m_changed.count() || m_removed.count()) | |
87 | return false; |
|
87 | return false; | |
88 | return true; |
|
88 | return true; | |
89 | } |
|
89 | } | |
90 |
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90 | |||
91 | /*! |
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91 | /*! | |
92 | \enum QPieSeries::PiePosition |
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92 | \enum QPieSeries::PiePosition | |
93 |
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93 | |||
94 | This enum describes pie position within its bounding rectangle |
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94 | This enum describes pie position within its bounding rectangle | |
95 |
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95 | |||
96 | \value PiePositionMaximized |
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96 | \value PiePositionMaximized | |
97 | \value PiePositionTopLeft |
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97 | \value PiePositionTopLeft | |
98 | \value PiePositionTopRight |
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98 | \value PiePositionTopRight | |
99 | \value PiePositionBottomLeft |
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99 | \value PiePositionBottomLeft | |
100 | \value PiePositionBottomRight |
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100 | \value PiePositionBottomRight | |
101 | */ |
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101 | */ | |
102 |
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102 | |||
103 | /*! |
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103 | /*! | |
104 | \class QPieSeries |
|
104 | \class QPieSeries | |
105 | \brief Pie series API for QtCommercial Charts |
|
105 | \brief Pie series API for QtCommercial Charts | |
106 |
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106 | |||
107 | The pie series defines a pie chart which consists of pie slices which are QPieSlice objects. |
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107 | The pie series defines a pie chart which consists of pie slices which are QPieSlice objects. | |
108 | The slices can have any values as the QPieSeries will calculate its relative value to the sum of all slices. |
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108 | The slices can have any values as the QPieSeries will calculate its relative value to the sum of all slices. | |
109 |
The actual slice size |
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109 | The actual slice size is determined by that relative value. | |
110 |
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110 | |||
111 | By default the pie is defined as full but it can be a partial pie. |
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111 | By default the pie is defined as a full pie but it can be a partial pie. | |
112 | This can be done by setting a starting angle and angle span to the series. |
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112 | This can be done by setting a starting angle and angle span to the series. | |
113 |
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113 | |||
114 | Example on how to create a chart with pie series: |
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114 | To help with the most common user interaction scenarions there some convenience functions. | |
115 | \snippet ../example/piechart/main.cpp 1 |
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115 | Like exploding a slice when clicked and higlighting when user hovers over a slice. | |
116 |
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||||
117 | To help with the most common user intercation scenarions there some convenience functions. Specifically |
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118 | exploding and higlighting: |
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|||
119 | \snippet ../example/piechart/main.cpp 2 |
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|||
120 |
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||||
121 | */ |
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116 | */ | |
122 |
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117 | |||
123 | /*! |
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118 | /*! | |
124 | Constructs a series object which is a child of \a parent. |
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119 | Constructs a series object which is a child of \a parent. | |
125 | */ |
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120 | */ | |
126 | QPieSeries::QPieSeries(QObject *parent) : |
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121 | QPieSeries::QPieSeries(QObject *parent) : | |
127 | QSeries(parent), |
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122 | QSeries(parent), | |
128 | m_sizeFactor(1.0), |
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123 | m_sizeFactor(1.0), | |
129 | m_position(PiePositionMaximized), |
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124 | m_position(PiePositionMaximized), | |
130 | m_pieStartAngle(0), |
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125 | m_pieStartAngle(0), | |
131 | m_pieAngleSpan(360) |
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126 | m_pieAngleSpan(360) | |
132 | { |
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127 | { | |
133 |
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128 | |||
134 | } |
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129 | } | |
135 |
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130 | |||
136 | /*! |
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131 | /*! | |
137 | Destroys the object. Note that adding series to QChart transfers the ownership to the chart. |
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132 | Destroys the object. Note that adding series to QChart transfers the ownership to the chart. | |
138 | */ |
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133 | */ | |
139 | QPieSeries::~QPieSeries() |
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134 | QPieSeries::~QPieSeries() | |
140 | { |
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135 | { | |
141 |
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136 | |||
142 | } |
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137 | } | |
143 |
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138 | |||
144 | /*! |
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139 | /*! | |
145 | Returns QChartSeries::SeriesTypePie. |
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140 | Returns QChartSeries::SeriesTypePie. | |
146 | */ |
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141 | */ | |
147 | QSeries::QSeriesType QPieSeries::type() const |
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142 | QSeries::QSeriesType QPieSeries::type() const | |
148 | { |
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143 | { | |
149 | return QSeries::SeriesTypePie; |
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144 | return QSeries::SeriesTypePie; | |
150 | } |
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145 | } | |
151 |
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146 | |||
152 | /*! |
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147 | /*! | |
153 | Sets an array of \a slices to the series replacing the existing slices. |
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148 | Sets an array of \a slices to the series replacing the existing slices. | |
154 | Slice ownership is passed to the series. |
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149 | Slice ownership is passed to the series. | |
155 | */ |
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150 | */ | |
156 | void QPieSeries::replace(QList<QPieSlice*> slices) |
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151 | void QPieSeries::replace(QList<QPieSlice*> slices) | |
157 | { |
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152 | { | |
158 | clear(); |
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153 | clear(); | |
159 | add(slices); |
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154 | add(slices); | |
160 | } |
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155 | } | |
161 |
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156 | |||
162 | /*! |
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157 | /*! | |
163 | Adds an array of \a slices to the series. |
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158 | Adds an array of \a slices to the series. | |
164 | Slice ownership is passed to the series. |
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159 | Slice ownership is passed to the series. | |
165 | */ |
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160 | */ | |
166 | void QPieSeries::add(QList<QPieSlice*> slices) |
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161 | void QPieSeries::add(QList<QPieSlice*> slices) | |
167 | { |
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162 | { | |
168 | ChangeSet changeSet; |
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163 | ChangeSet changeSet; | |
169 | foreach (QPieSlice* s, slices) { |
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164 | foreach (QPieSlice* s, slices) { | |
170 | s->setParent(this); |
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165 | s->setParent(this); | |
171 | m_slices << s; |
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166 | m_slices << s; | |
172 | changeSet.appendAdded(s); |
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167 | changeSet.appendAdded(s); | |
173 | } |
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168 | } | |
174 |
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169 | |||
175 | updateDerivativeData(); |
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170 | updateDerivativeData(); | |
176 |
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171 | |||
177 | foreach (QPieSlice* s, slices) { |
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172 | foreach (QPieSlice* s, slices) { | |
178 | connect(s, SIGNAL(changed()), this, SLOT(sliceChanged())); |
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173 | connect(s, SIGNAL(changed()), this, SLOT(sliceChanged())); | |
179 | connect(s, SIGNAL(clicked()), this, SLOT(sliceClicked())); |
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174 | connect(s, SIGNAL(clicked()), this, SLOT(sliceClicked())); | |
180 | connect(s, SIGNAL(hoverEnter()), this, SLOT(sliceHoverEnter())); |
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175 | connect(s, SIGNAL(hoverEnter()), this, SLOT(sliceHoverEnter())); | |
181 | connect(s, SIGNAL(hoverLeave()), this, SLOT(sliceHoverLeave())); |
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176 | connect(s, SIGNAL(hoverLeave()), this, SLOT(sliceHoverLeave())); | |
182 | } |
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177 | } | |
183 |
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178 | |||
184 | emit changed(changeSet); |
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179 | emit changed(changeSet); | |
185 | } |
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180 | } | |
186 |
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181 | |||
187 | /*! |
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182 | /*! | |
188 | Adds a single \a slice to the series. |
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183 | Adds a single \a slice to the series. | |
189 | Slice ownership is passed to the series. |
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184 | Slice ownership is passed to the series. | |
190 | */ |
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185 | */ | |
191 | void QPieSeries::add(QPieSlice* slice) |
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186 | void QPieSeries::add(QPieSlice* slice) | |
192 | { |
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187 | { | |
193 | add(QList<QPieSlice*>() << slice); |
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188 | add(QList<QPieSlice*>() << slice); | |
194 | } |
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189 | } | |
195 |
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190 | |||
196 |
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191 | |||
197 | /*! |
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192 | /*! | |
198 | Adds a single slice to the series with give \a value and \a name. |
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193 | Adds a single slice to the series with give \a value and \a name. | |
199 | Slice ownership is passed to the series. |
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194 | Slice ownership is passed to the series. | |
200 | */ |
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195 | */ | |
201 | QPieSlice* QPieSeries::add(qreal value, QString name) |
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196 | QPieSlice* QPieSeries::add(qreal value, QString name) | |
202 | { |
|
197 | { | |
203 | QPieSlice* slice = new QPieSlice(value, name); |
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198 | QPieSlice* slice = new QPieSlice(value, name); | |
204 | add(slice); |
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199 | add(slice); | |
205 | return slice; |
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200 | return slice; | |
206 | } |
|
201 | } | |
207 |
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202 | |||
208 | /*! |
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203 | /*! | |
209 | Removes a single \a slice from the series and deletes the slice. |
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204 | Removes a single \a slice from the series and deletes the slice. | |
210 |
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205 | |||
211 | Do not reference this pointer after this call. |
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206 | Do not reference this pointer after this call. | |
212 | */ |
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207 | */ | |
213 | void QPieSeries::remove(QPieSlice* slice) |
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208 | void QPieSeries::remove(QPieSlice* slice) | |
214 | { |
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209 | { | |
215 | if (!m_slices.removeOne(slice)) { |
|
210 | if (!m_slices.removeOne(slice)) { | |
216 | Q_ASSERT(0); // TODO: how should this be reported? |
|
211 | Q_ASSERT(0); // TODO: how should this be reported? | |
217 | return; |
|
212 | return; | |
218 | } |
|
213 | } | |
219 |
|
214 | |||
220 | ChangeSet changeSet; |
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215 | ChangeSet changeSet; | |
221 | changeSet.appendRemoved(slice); |
|
216 | changeSet.appendRemoved(slice); | |
222 | emit changed(changeSet); |
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217 | emit changed(changeSet); | |
223 |
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218 | |||
224 | delete slice; |
|
219 | delete slice; | |
225 | slice = NULL; |
|
220 | slice = NULL; | |
226 |
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221 | |||
227 | updateDerivativeData(); |
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222 | updateDerivativeData(); | |
228 | } |
|
223 | } | |
229 |
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224 | |||
230 | /*! |
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225 | /*! | |
231 | Clears all slices from the series. |
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226 | Clears all slices from the series. | |
232 | */ |
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227 | */ | |
233 | void QPieSeries::clear() |
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228 | void QPieSeries::clear() | |
234 | { |
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229 | { | |
235 | if (m_slices.count() == 0) |
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230 | if (m_slices.count() == 0) | |
236 | return; |
|
231 | return; | |
237 |
|
232 | |||
238 | ChangeSet changeSet; |
|
233 | ChangeSet changeSet; | |
239 | foreach (QPieSlice* s, m_slices) { |
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234 | foreach (QPieSlice* s, m_slices) { | |
240 | changeSet.appendRemoved(s); |
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235 | changeSet.appendRemoved(s); | |
241 | m_slices.removeOne(s); |
|
236 | m_slices.removeOne(s); | |
242 | delete s; |
|
237 | delete s; | |
243 | } |
|
238 | } | |
244 | emit changed(changeSet); |
|
239 | emit changed(changeSet); | |
245 | updateDerivativeData(); |
|
240 | updateDerivativeData(); | |
246 | } |
|
241 | } | |
247 |
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242 | |||
248 | /*! |
|
243 | /*! | |
249 | Counts the number of the slices in this series. |
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244 | Counts the number of the slices in this series. | |
250 | */ |
|
245 | */ | |
251 | int QPieSeries::count() const |
|
246 | int QPieSeries::count() const | |
252 | { |
|
247 | { | |
253 | return m_slices.count(); |
|
248 | return m_slices.count(); | |
254 | } |
|
249 | } | |
255 |
|
250 | |||
256 | /*! |
|
251 | /*! | |
257 | Returns a list of slices that belong to this series. |
|
252 | Returns a list of slices that belong to this series. | |
258 | */ |
|
253 | */ | |
259 | QList<QPieSlice*> QPieSeries::slices() const |
|
254 | QList<QPieSlice*> QPieSeries::slices() const | |
260 | { |
|
255 | { | |
261 | return m_slices; |
|
256 | return m_slices; | |
262 | } |
|
257 | } | |
263 |
|
258 | |||
264 | /*! |
|
259 | /*! | |
265 | Sets the size \a factor of the pie. 1.0 is the default value. |
|
260 | Sets the size \a factor of the pie. 1.0 is the default value. | |
266 | Note that the pie will not grow beyond its absolute maximum size. |
|
261 | Note that the pie will not grow beyond its absolute maximum size. | |
267 | In practice its use is to make the pie appear smaller. |
|
262 | In practice its use is to make the pie appear smaller. | |
268 | \sa sizeFactor() |
|
263 | \sa sizeFactor() | |
269 | */ |
|
264 | */ | |
270 | void QPieSeries::setSizeFactor(qreal factor) |
|
265 | void QPieSeries::setSizeFactor(qreal factor) | |
271 | { |
|
266 | { | |
272 | if (factor < 0.0) |
|
267 | if (factor < 0.0) | |
273 | return; |
|
268 | return; | |
274 |
|
269 | |||
275 | if (m_sizeFactor != factor) { |
|
270 | if (m_sizeFactor != factor) { | |
276 | m_sizeFactor = factor; |
|
271 | m_sizeFactor = factor; | |
277 | emit sizeFactorChanged(); |
|
272 | emit sizeFactorChanged(); | |
278 | } |
|
273 | } | |
279 | } |
|
274 | } | |
280 |
|
275 | |||
281 | /*! |
|
276 | /*! | |
282 | Gets the size factor of the pie. |
|
277 | Gets the size factor of the pie. | |
283 | \sa setSizeFactor() |
|
278 | \sa setSizeFactor() | |
284 | */ |
|
279 | */ | |
285 | qreal QPieSeries::sizeFactor() const |
|
280 | qreal QPieSeries::sizeFactor() const | |
286 | { |
|
281 | { | |
287 | return m_sizeFactor; |
|
282 | return m_sizeFactor; | |
288 | } |
|
283 | } | |
289 |
|
284 | |||
290 | /*! |
|
285 | /*! | |
291 | Sets the \a position of the pie within its bounding rectangle. |
|
286 | Sets the \a position of the pie within its bounding rectangle. | |
292 | \sa PiePosition, position() |
|
287 | \sa PiePosition, position() | |
293 | */ |
|
288 | */ | |
294 | void QPieSeries::setPosition(PiePosition position) |
|
289 | void QPieSeries::setPosition(PiePosition position) | |
295 | { |
|
290 | { | |
296 | if (m_position != position) { |
|
291 | if (m_position != position) { | |
297 | m_position = position; |
|
292 | m_position = position; | |
298 | emit positionChanged(); |
|
293 | emit positionChanged(); | |
299 | } |
|
294 | } | |
300 | } |
|
295 | } | |
301 |
|
296 | |||
302 | /*! |
|
297 | /*! | |
303 | Gets the position of the pie within its bounding rectangle. |
|
298 | Gets the position of the pie within its bounding rectangle. | |
304 | \sa PiePosition, setPosition() |
|
299 | \sa PiePosition, setPosition() | |
305 | */ |
|
300 | */ | |
306 | QPieSeries::PiePosition QPieSeries::position() const |
|
301 | QPieSeries::PiePosition QPieSeries::position() const | |
307 | { |
|
302 | { | |
308 | return m_position; |
|
303 | return m_position; | |
309 | } |
|
304 | } | |
310 |
|
305 | |||
311 |
|
306 | |||
312 | /*! |
|
307 | /*! | |
313 | Sets the \a startAngle and \a angleSpan of this series. |
|
308 | Sets the \a startAngle and \a angleSpan of this series. | |
314 |
|
309 | |||
315 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. |
|
310 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. | |
316 | */ |
|
311 | */ | |
317 | void QPieSeries::setSpan(qreal startAngle, qreal angleSpan) |
|
312 | void QPieSeries::setSpan(qreal startAngle, qreal angleSpan) | |
318 | { |
|
313 | { | |
319 | if (startAngle >= 0 && startAngle < 360 && |
|
314 | if (startAngle >= 0 && startAngle < 360 && | |
320 | angleSpan > 0 && angleSpan <= 360) { |
|
315 | angleSpan > 0 && angleSpan <= 360) { | |
321 | m_pieStartAngle = startAngle; |
|
316 | m_pieStartAngle = startAngle; | |
322 | m_pieAngleSpan = angleSpan; |
|
317 | m_pieAngleSpan = angleSpan; | |
323 | updateDerivativeData(); |
|
318 | updateDerivativeData(); | |
324 | } |
|
319 | } | |
325 | } |
|
320 | } | |
326 |
|
321 | |||
327 | /*! |
|
322 | /*! | |
328 | Sets the all the slice labels \a visible or invisible. |
|
323 | Sets the all the slice labels \a visible or invisible. | |
329 |
|
324 | |||
330 | \sa QPieSlice::isLabelVisible(), QPieSlice::setLabelVisible() |
|
325 | \sa QPieSlice::isLabelVisible(), QPieSlice::setLabelVisible() | |
331 | */ |
|
326 | */ | |
332 | void QPieSeries::setLabelsVisible(bool visible) |
|
327 | void QPieSeries::setLabelsVisible(bool visible) | |
333 | { |
|
328 | { | |
334 | foreach (QPieSlice* s, m_slices) |
|
329 | foreach (QPieSlice* s, m_slices) | |
335 | s->setLabelVisible(visible); |
|
330 | s->setLabelVisible(visible); | |
336 | } |
|
331 | } | |
337 |
|
332 | |||
338 | /*! |
|
333 | /*! | |
339 | Convenience method for exploding a slice when user clicks the pie. Set \a enable to true to |
|
334 | Convenience method for exploding a slice when user clicks the pie. Set \a enable to true to | |
340 | explode slices by clicking. |
|
335 | explode slices by clicking. | |
341 |
|
336 | |||
342 | \sa QPieSlice::isExploded(), QPieSlice::setExploded(), QPieSlice::setExplodeDistance() |
|
337 | \sa QPieSlice::isExploded(), QPieSlice::setExploded(), QPieSlice::setExplodeDistance() | |
343 | */ |
|
338 | */ | |
344 |
void QPieSeries:: |
|
339 | void QPieSeries::setClickExplodes(bool enable) | |
345 | { |
|
340 | { | |
346 | if (enable) |
|
341 | if (enable) | |
347 | connect(this, SIGNAL(clicked(QPieSlice*)), this, SLOT(toggleExploded(QPieSlice*))); |
|
342 | connect(this, SIGNAL(clicked(QPieSlice*)), this, SLOT(toggleExploded(QPieSlice*))); | |
348 | else |
|
343 | else | |
349 | disconnect(this, SLOT(toggleExploded(QPieSlice*))); |
|
344 | disconnect(this, SLOT(toggleExploded(QPieSlice*))); | |
350 | } |
|
345 | } | |
351 |
|
346 | |||
352 | /*! |
|
347 | /*! | |
353 | Convenience method for highlighting a slice when user hovers over the slice. |
|
348 | Convenience method for highlighting a slice when user hovers over the slice. | |
354 | It changes the slice color to be lighter and shows the label of the slice. |
|
349 | It changes the slice color to be lighter and shows the label of the slice. | |
355 | Set \a enable to true to highlight a slice when user hovers on top of it. |
|
350 | Set \a enable to true to highlight a slice when user hovers on top of it. | |
356 |
|
351 | |||
357 | \sa QPieSlice::isExploded(), QPieSlice::setExploded() |
|
352 | \sa QPieSlice::isExploded(), QPieSlice::setExploded() | |
358 | */ |
|
353 | */ | |
359 |
|
354 | |||
360 |
void QPieSeries:: |
|
355 | void QPieSeries::setHoverHighlighting(bool enable) | |
361 | { |
|
356 | { | |
362 | if (enable) { |
|
357 | if (enable) { | |
363 | connect(this, SIGNAL(hoverEnter(QPieSlice*)), this, SLOT(highlightOn(QPieSlice*))); |
|
358 | connect(this, SIGNAL(hoverEnter(QPieSlice*)), this, SLOT(highlightOn(QPieSlice*))); | |
364 | connect(this, SIGNAL(hoverLeave(QPieSlice*)), this, SLOT(highlightOff(QPieSlice*))); |
|
359 | connect(this, SIGNAL(hoverLeave(QPieSlice*)), this, SLOT(highlightOff(QPieSlice*))); | |
365 | } else { |
|
360 | } else { | |
366 | disconnect(this, SLOT(hoverEnter(QPieSlice*))); |
|
361 | disconnect(this, SLOT(hoverEnter(QPieSlice*))); | |
367 | disconnect(this, SLOT(hoverLeave(QPieSlice*))); |
|
362 | disconnect(this, SLOT(hoverLeave(QPieSlice*))); | |
368 | } |
|
363 | } | |
369 | } |
|
364 | } | |
370 |
|
365 | |||
371 | /*! |
|
366 | /*! | |
372 | \fn void QPieSeries::changed(const QPieSeries::ChangeSet& changeSet) |
|
367 | \fn void QPieSeries::changed(const QPieSeries::ChangeSet& changeSet) | |
373 |
|
368 | |||
374 | This signal emitted when something has changed in the series. |
|
369 | This signal emitted when something has changed in the series. | |
375 | The \a changeSet contains the details of which slices have been added, changed or removed. |
|
370 | The \a changeSet contains the details of which slices have been added, changed or removed. | |
376 |
|
371 | |||
377 | \sa QPieSeries::ChangeSet, QPieSlice::changed() |
|
372 | \sa QPieSeries::ChangeSet, QPieSlice::changed() | |
378 | */ |
|
373 | */ | |
379 |
|
374 | |||
380 | /*! |
|
375 | /*! | |
381 | \fn void QPieSeries::clicked(QPieSlice* slice) |
|
376 | \fn void QPieSeries::clicked(QPieSlice* slice) | |
382 |
|
377 | |||
383 | This signal is emitted when a \a slice has been clicked. |
|
378 | This signal is emitted when a \a slice has been clicked. | |
384 |
|
379 | |||
385 | \sa QPieSlice::clicked() |
|
380 | \sa QPieSlice::clicked() | |
386 | */ |
|
381 | */ | |
387 |
|
382 | |||
388 | /*! |
|
383 | /*! | |
389 | \fn void QPieSeries::hoverEnter(QPieSlice* slice) |
|
384 | \fn void QPieSeries::hoverEnter(QPieSlice* slice) | |
390 |
|
385 | |||
391 | This signal is emitted when user has hovered over a \a slice. |
|
386 | This signal is emitted when user has hovered over a \a slice. | |
392 |
|
387 | |||
393 | \sa QPieSlice::hoverEnter() |
|
388 | \sa QPieSlice::hoverEnter() | |
394 | */ |
|
389 | */ | |
395 |
|
390 | |||
396 | /*! |
|
391 | /*! | |
397 | \fn void QPieSeries::hoverLeave(QPieSlice* slice) |
|
392 | \fn void QPieSeries::hoverLeave(QPieSlice* slice) | |
398 |
|
393 | |||
399 | This signal is emitted when user has hovered away from a \a slice. |
|
394 | This signal is emitted when user has hovered away from a \a slice. | |
400 |
|
395 | |||
401 | \sa QPieSlice::hoverLeave() |
|
396 | \sa QPieSlice::hoverLeave() | |
402 | */ |
|
397 | */ | |
403 |
|
398 | |||
404 | /*! |
|
399 | /*! | |
405 | \fn void QPieSeries::sizeFactorChanged() |
|
400 | \fn void QPieSeries::sizeFactorChanged() | |
406 |
|
401 | |||
407 | This signal is emitted when size factor has been changed. |
|
402 | This signal is emitted when size factor has been changed. | |
408 |
|
403 | |||
409 | \sa sizeFactor(), setSizeFactor() |
|
404 | \sa sizeFactor(), setSizeFactor() | |
410 | */ |
|
405 | */ | |
411 |
|
406 | |||
412 | /*! |
|
407 | /*! | |
413 | \fn void QPieSeries::positionChanged() |
|
408 | \fn void QPieSeries::positionChanged() | |
414 |
|
409 | |||
415 | This signal is emitted when position of the pie has been changed. |
|
410 | This signal is emitted when position of the pie has been changed. | |
416 |
|
411 | |||
417 | \sa position(), setPosition() |
|
412 | \sa position(), setPosition() | |
418 | */ |
|
413 | */ | |
419 |
|
414 | |||
420 | void QPieSeries::sliceChanged() |
|
415 | void QPieSeries::sliceChanged() | |
421 | { |
|
416 | { | |
422 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); |
|
417 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); | |
423 | Q_ASSERT(m_slices.contains(slice)); |
|
418 | Q_ASSERT(m_slices.contains(slice)); | |
424 |
|
419 | |||
425 | ChangeSet changeSet; |
|
420 | ChangeSet changeSet; | |
426 | changeSet.appendChanged(slice); |
|
421 | changeSet.appendChanged(slice); | |
427 | emit changed(changeSet); |
|
422 | emit changed(changeSet); | |
428 |
|
423 | |||
429 | updateDerivativeData(); |
|
424 | updateDerivativeData(); | |
430 | } |
|
425 | } | |
431 |
|
426 | |||
432 | void QPieSeries::sliceClicked() |
|
427 | void QPieSeries::sliceClicked() | |
433 | { |
|
428 | { | |
434 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); |
|
429 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); | |
435 | Q_ASSERT(m_slices.contains(slice)); |
|
430 | Q_ASSERT(m_slices.contains(slice)); | |
436 | emit clicked(slice); |
|
431 | emit clicked(slice); | |
437 | } |
|
432 | } | |
438 |
|
433 | |||
439 | void QPieSeries::sliceHoverEnter() |
|
434 | void QPieSeries::sliceHoverEnter() | |
440 | { |
|
435 | { | |
441 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); |
|
436 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); | |
442 | Q_ASSERT(m_slices.contains(slice)); |
|
437 | Q_ASSERT(m_slices.contains(slice)); | |
443 | emit hoverEnter(slice); |
|
438 | emit hoverEnter(slice); | |
444 | } |
|
439 | } | |
445 |
|
440 | |||
446 | void QPieSeries::sliceHoverLeave() |
|
441 | void QPieSeries::sliceHoverLeave() | |
447 | { |
|
442 | { | |
448 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); |
|
443 | QPieSlice* slice = qobject_cast<QPieSlice *>(sender()); | |
449 | Q_ASSERT(m_slices.contains(slice)); |
|
444 | Q_ASSERT(m_slices.contains(slice)); | |
450 | emit hoverLeave(slice); |
|
445 | emit hoverLeave(slice); | |
451 | } |
|
446 | } | |
452 |
|
447 | |||
453 | void QPieSeries::toggleExploded(QPieSlice* slice) |
|
448 | void QPieSeries::toggleExploded(QPieSlice* slice) | |
454 | { |
|
449 | { | |
455 | Q_ASSERT(slice); |
|
450 | Q_ASSERT(slice); | |
456 | slice->setExploded(!slice->isExploded()); |
|
451 | slice->setExploded(!slice->isExploded()); | |
457 | } |
|
452 | } | |
458 |
|
453 | |||
459 | void QPieSeries::highlightOn(QPieSlice* slice) |
|
454 | void QPieSeries::highlightOn(QPieSlice* slice) | |
460 | { |
|
455 | { | |
461 | Q_ASSERT(slice); |
|
456 | Q_ASSERT(slice); | |
462 | QColor c = slice->brush().color().lighter(); |
|
457 | QColor c = slice->brush().color().lighter(); | |
463 | slice->setBrush(c); |
|
458 | slice->setBrush(c); | |
464 | slice->setLabelVisible(true); |
|
459 | slice->setLabelVisible(true); | |
465 | } |
|
460 | } | |
466 |
|
461 | |||
467 | void QPieSeries::highlightOff(QPieSlice* slice) |
|
462 | void QPieSeries::highlightOff(QPieSlice* slice) | |
468 | { |
|
463 | { | |
469 | Q_ASSERT(slice); |
|
464 | Q_ASSERT(slice); | |
470 | QColor c = slice->brush().color().darker(150); |
|
465 | QColor c = slice->brush().color().darker(150); | |
471 | slice->setBrush(c); |
|
466 | slice->setBrush(c); | |
472 | slice->setLabelVisible(false); |
|
467 | slice->setLabelVisible(false); | |
473 | } |
|
468 | } | |
474 |
|
469 | |||
475 | void QPieSeries::updateDerivativeData() |
|
470 | void QPieSeries::updateDerivativeData() | |
476 | { |
|
471 | { | |
477 | m_total = 0; |
|
472 | m_total = 0; | |
478 |
|
473 | |||
479 | // nothing to do? |
|
474 | // nothing to do? | |
480 | if (m_slices.count() == 0) |
|
475 | if (m_slices.count() == 0) | |
481 | return; |
|
476 | return; | |
482 |
|
477 | |||
483 | // calculate total |
|
478 | // calculate total | |
484 | foreach (QPieSlice* s, m_slices) |
|
479 | foreach (QPieSlice* s, m_slices) | |
485 | m_total += s->value(); |
|
480 | m_total += s->value(); | |
486 |
|
481 | |||
487 | // we must have some values |
|
482 | // we must have some values | |
488 | Q_ASSERT(m_total > 0); // TODO: is this the correct way to handle this? |
|
483 | Q_ASSERT(m_total > 0); // TODO: is this the correct way to handle this? | |
489 |
|
484 | |||
490 | // update slice attributes |
|
485 | // update slice attributes | |
491 | qreal sliceAngle = m_pieStartAngle; |
|
486 | qreal sliceAngle = m_pieStartAngle; | |
492 | foreach (QPieSlice* s, m_slices) { |
|
487 | foreach (QPieSlice* s, m_slices) { | |
493 |
|
488 | |||
494 | bool changed = false; |
|
489 | bool changed = false; | |
495 |
|
490 | |||
496 | qreal percentage = s->value() / m_total; |
|
491 | qreal percentage = s->value() / m_total; | |
497 | if (s->m_percentage != percentage) { |
|
492 | if (s->m_percentage != percentage) { | |
498 | s->m_percentage = percentage; |
|
493 | s->m_percentage = percentage; | |
499 | changed = true; |
|
494 | changed = true; | |
500 | } |
|
495 | } | |
501 |
|
496 | |||
502 | qreal sliceSpan = m_pieAngleSpan * percentage; |
|
497 | qreal sliceSpan = m_pieAngleSpan * percentage; | |
503 | if (s->m_angleSpan != sliceSpan) { |
|
498 | if (s->m_angleSpan != sliceSpan) { | |
504 | s->m_angleSpan = sliceSpan; |
|
499 | s->m_angleSpan = sliceSpan; | |
505 | changed = true; |
|
500 | changed = true; | |
506 | } |
|
501 | } | |
507 |
|
502 | |||
508 | if (s->m_startAngle != sliceAngle) { |
|
503 | if (s->m_startAngle != sliceAngle) { | |
509 | s->m_startAngle = sliceAngle; |
|
504 | s->m_startAngle = sliceAngle; | |
510 | changed = true; |
|
505 | changed = true; | |
511 | } |
|
506 | } | |
512 | sliceAngle += sliceSpan; |
|
507 | sliceAngle += sliceSpan; | |
513 |
|
508 | |||
514 | if (changed) |
|
509 | if (changed) | |
515 | emit s->changed(); |
|
510 | emit s->changed(); | |
516 | } |
|
511 | } | |
517 | } |
|
512 | } | |
518 |
|
513 | |||
519 | #include "moc_qpieseries.cpp" |
|
514 | #include "moc_qpieseries.cpp" | |
520 |
|
515 | |||
521 | QTCOMMERCIALCHART_END_NAMESPACE |
|
516 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,132 +1,129 | |||||
1 | #ifndef PIESERIES_H |
|
1 | #ifndef PIESERIES_H | |
2 | #define PIESERIES_H |
|
2 | #define PIESERIES_H | |
3 |
|
3 | |||
4 | #include "qseries.h" |
|
4 | #include "qseries.h" | |
5 | #include <QObject> |
|
5 | #include <QObject> | |
6 | #include <QRectF> |
|
6 | #include <QRectF> | |
7 | #include <QColor> |
|
7 | #include <QColor> | |
8 | #include <QPen> |
|
8 | #include <QPen> | |
9 | #include <QBrush> |
|
9 | #include <QBrush> | |
10 | #include <QSignalMapper> |
|
10 | #include <QSignalMapper> | |
11 |
|
11 | |||
12 | class QGraphicsObject; |
|
12 | class QGraphicsObject; | |
13 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
13 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
14 | class PiePresenter; |
|
14 | class PiePresenter; | |
15 | class PieSlice; |
|
15 | class PieSlice; | |
16 | class QPieSlice; |
|
16 | class QPieSlice; | |
17 |
|
17 | |||
18 | class QTCOMMERCIALCHART_EXPORT QPieSeries : public QSeries |
|
18 | class QTCOMMERCIALCHART_EXPORT QPieSeries : public QSeries | |
19 | { |
|
19 | { | |
20 | Q_OBJECT |
|
20 | Q_OBJECT | |
21 |
|
21 | |||
22 | public: |
|
22 | public: | |
23 | enum PiePosition { |
|
23 | enum PiePosition { | |
24 | PiePositionMaximized = 0, |
|
24 | PiePositionMaximized = 0, | |
25 | PiePositionTopLeft, |
|
25 | PiePositionTopLeft, | |
26 | PiePositionTopRight, |
|
26 | PiePositionTopRight, | |
27 | PiePositionBottomLeft, |
|
27 | PiePositionBottomLeft, | |
28 | PiePositionBottomRight |
|
28 | PiePositionBottomRight | |
29 | }; |
|
29 | }; | |
30 |
|
30 | |||
31 | class ChangeSet |
|
31 | class ChangeSet | |
32 | { |
|
32 | { | |
33 | public: |
|
33 | public: | |
34 |
|
34 | |||
35 | // TODO: these should not really be exposed to the public API |
|
35 | // TODO: these should not really be exposed to the public API | |
36 | void appendAdded(QPieSlice* slice); |
|
36 | void appendAdded(QPieSlice* slice); | |
37 | void appendAdded(QList<QPieSlice*> slices); |
|
37 | void appendAdded(QList<QPieSlice*> slices); | |
38 | void appendChanged(QPieSlice* slice); |
|
38 | void appendChanged(QPieSlice* slice); | |
39 | void appendRemoved(QPieSlice* slice); |
|
39 | void appendRemoved(QPieSlice* slice); | |
40 |
|
40 | |||
41 | QList<QPieSlice*> added() const; |
|
41 | QList<QPieSlice*> added() const; | |
42 | QList<QPieSlice*> changed() const; |
|
42 | QList<QPieSlice*> changed() const; | |
43 | QList<QPieSlice*> removed() const; |
|
43 | QList<QPieSlice*> removed() const; | |
44 |
|
44 | |||
45 | bool isEmpty() const; |
|
45 | bool isEmpty() const; | |
46 |
|
46 | |||
47 | private: |
|
47 | private: | |
48 | QList<QPieSlice*> m_added; |
|
48 | QList<QPieSlice*> m_added; | |
49 | QList<QPieSlice*> m_changed; |
|
49 | QList<QPieSlice*> m_changed; | |
50 | QList<QPieSlice*> m_removed; |
|
50 | QList<QPieSlice*> m_removed; | |
51 | }; |
|
51 | }; | |
52 |
|
52 | |||
53 | public: |
|
53 | public: | |
54 | QPieSeries(QObject *parent = 0); |
|
54 | QPieSeries(QObject *parent = 0); | |
55 | virtual ~QPieSeries(); |
|
55 | virtual ~QPieSeries(); | |
56 |
|
56 | |||
57 | public: // from QChartSeries |
|
57 | public: // from QChartSeries | |
58 | QSeriesType type() const; |
|
58 | QSeriesType type() const; | |
59 |
|
59 | |||
60 | public: |
|
60 | public: | |
61 | void replace(QList<QPieSlice*> slices); |
|
61 | void replace(QList<QPieSlice*> slices); | |
62 | void add(QList<QPieSlice*> slices); |
|
62 | void add(QList<QPieSlice*> slices); | |
63 | void add(QPieSlice* slice); |
|
63 | void add(QPieSlice* slice); | |
64 | QPieSlice* add(qreal value, QString name); |
|
64 | QPieSlice* add(qreal value, QString name); | |
65 | void remove(QPieSlice* slice); |
|
65 | void remove(QPieSlice* slice); | |
66 | void clear(); |
|
66 | void clear(); | |
67 |
|
67 | |||
68 | int count() const; |
|
68 | int count() const; | |
69 |
|
||||
70 | QList<QPieSlice*> slices() const; |
|
69 | QList<QPieSlice*> slices() const; | |
71 |
|
70 | |||
72 | void setSizeFactor(qreal sizeFactor); |
|
71 | void setSizeFactor(qreal sizeFactor); | |
73 | qreal sizeFactor() const; |
|
72 | qreal sizeFactor() const; | |
74 |
|
||||
75 | void setPosition(PiePosition position); |
|
73 | void setPosition(PiePosition position); | |
76 | PiePosition position() const; |
|
74 | PiePosition position() const; | |
77 |
|
||||
78 | void setSpan(qreal startAngle, qreal angleSpan); |
|
75 | void setSpan(qreal startAngle, qreal angleSpan); | |
79 |
|
76 | |||
80 | void setLabelsVisible(bool visible); |
|
77 | void setLabelsVisible(bool visible = true); | |
81 |
void |
|
78 | void setClickExplodes(bool enable = true); | |
82 |
void |
|
79 | void setHoverHighlighting(bool enable = true); | |
83 |
|
80 | |||
84 | // TODO: find slices? |
|
81 | // TODO: find slices? | |
85 | // QList<QPieSlice*> findByValue(qreal value); |
|
82 | // QList<QPieSlice*> findByValue(qreal value); | |
86 | // ... |
|
83 | // ... | |
87 |
|
84 | |||
88 | // TODO: sorting slices? |
|
85 | // TODO: sorting slices? | |
89 | // void sort(QPieSeries::SortByValue|label|??) |
|
86 | // void sort(QPieSeries::SortByValue|label|??) | |
90 |
|
87 | |||
91 | // TODO: general graphics customization |
|
88 | // TODO: general graphics customization | |
92 | // setDrawStyle(2d|3d) |
|
89 | // setDrawStyle(2d|3d) | |
93 | // setDropShadows(bool) |
|
90 | // setDropShadows(bool) | |
94 |
|
91 | |||
95 | Q_SIGNALS: |
|
92 | Q_SIGNALS: | |
96 | void changed(const QPieSeries::ChangeSet& changeSet); |
|
93 | void changed(const QPieSeries::ChangeSet& changeSet); | |
97 | void clicked(QPieSlice* slice); |
|
94 | void clicked(QPieSlice* slice); | |
98 | void hoverEnter(QPieSlice* slice); |
|
95 | void hoverEnter(QPieSlice* slice); | |
99 | void hoverLeave(QPieSlice* slice); |
|
96 | void hoverLeave(QPieSlice* slice); | |
100 | void sizeFactorChanged(); |
|
97 | void sizeFactorChanged(); | |
101 | void positionChanged(); |
|
98 | void positionChanged(); | |
102 |
|
99 | |||
103 | private Q_SLOTS: // TODO: should be private and not visible in the interface at all |
|
100 | private Q_SLOTS: // TODO: should be private and not visible in the interface at all | |
104 | void sliceChanged(); |
|
101 | void sliceChanged(); | |
105 | void sliceClicked(); |
|
102 | void sliceClicked(); | |
106 | void sliceHoverEnter(); |
|
103 | void sliceHoverEnter(); | |
107 | void sliceHoverLeave(); |
|
104 | void sliceHoverLeave(); | |
108 | void toggleExploded(QPieSlice* slice); |
|
105 | void toggleExploded(QPieSlice* slice); | |
109 | void highlightOn(QPieSlice* slice); |
|
106 | void highlightOn(QPieSlice* slice); | |
110 | void highlightOff(QPieSlice* slice); |
|
107 | void highlightOff(QPieSlice* slice); | |
111 |
|
108 | |||
112 | private: |
|
109 | private: | |
113 | void updateDerivativeData(); |
|
110 | void updateDerivativeData(); | |
114 |
|
111 | |||
115 | private: |
|
112 | private: | |
116 | Q_DISABLE_COPY(QPieSeries) |
|
113 | Q_DISABLE_COPY(QPieSeries) | |
117 |
|
114 | |||
118 | // TODO: use PIML |
|
115 | // TODO: use PIML | |
119 | friend class PiePresenter; |
|
116 | friend class PiePresenter; | |
120 | friend class PieSlice; |
|
117 | friend class PieSlice; | |
121 |
|
118 | |||
122 | QList<QPieSlice*> m_slices; |
|
119 | QList<QPieSlice*> m_slices; | |
123 | qreal m_sizeFactor; |
|
120 | qreal m_sizeFactor; | |
124 | PiePosition m_position; |
|
121 | PiePosition m_position; | |
125 | qreal m_total; |
|
122 | qreal m_total; | |
126 | qreal m_pieStartAngle; |
|
123 | qreal m_pieStartAngle; | |
127 | qreal m_pieAngleSpan; |
|
124 | qreal m_pieAngleSpan; | |
128 | }; |
|
125 | }; | |
129 |
|
126 | |||
130 | QTCOMMERCIALCHART_END_NAMESPACE |
|
127 | QTCOMMERCIALCHART_END_NAMESPACE | |
131 |
|
128 | |||
132 | #endif // PIESERIES_H |
|
129 | #endif // PIESERIES_H |
@@ -1,375 +1,376 | |||||
1 | #include "qpieslice.h" |
|
1 | #include "qpieslice.h" | |
2 |
|
2 | |||
3 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
3 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
4 |
|
4 | |||
5 | #define DEFAULT_PEN_COLOR Qt::black |
|
5 | #define DEFAULT_PEN_COLOR Qt::black | |
6 | #define DEFAULT_BRUSH_COLOR Qt::white |
|
6 | #define DEFAULT_BRUSH_COLOR Qt::white | |
7 | #define DEFAULT_LABEL_ARM_LENGTH 40 |
|
7 | #define DEFAULT_LABEL_ARM_LENGTH 40 | |
8 | #define DEFAULT_EXPOLODE_DISTANCE 20 |
|
8 | #define DEFAULT_EXPOLODE_DISTANCE 20 | |
9 |
|
9 | |||
10 | /*! |
|
10 | /*! | |
11 | \class QPieSlice |
|
11 | \class QPieSlice | |
12 | \brief Defines a slice in pie series. |
|
12 | \brief Defines a slice in pie series. | |
13 |
|
13 | |||
14 | Holds all the data of a single slice in a QPieSeries and provides the means |
|
14 | Holds all the data of a single slice in a QPieSeries and provides the means | |
15 | to modify slice data and customize the visual appearance of the slice. |
|
15 | to modify slice data and customize the visual appearance of the slice. | |
16 |
|
16 | |||
17 | It also provides the means to customize user interaction with the slice by |
|
17 | It also provides the means to customize user interaction with the slice by | |
18 | providing signals for clicking and hover events. |
|
18 | providing signals for clicking and hover events. | |
19 | */ |
|
19 | */ | |
20 |
|
20 | |||
21 | /*! |
|
21 | /*! | |
22 | \property QPieSlice::label |
|
22 | \property QPieSlice::label | |
23 |
|
23 | |||
24 | Label of the slice. |
|
24 | Label of the slice. | |
25 | */ |
|
25 | */ | |
26 |
|
26 | |||
27 | /*! |
|
27 | /*! | |
28 | \property QPieSlice::value |
|
28 | \property QPieSlice::value | |
29 |
|
29 | |||
30 | Value of the slice. |
|
30 | Value of the slice. | |
31 | */ |
|
31 | */ | |
32 |
|
32 | |||
33 | /*! |
|
33 | /*! | |
34 | Constructs an empty slice with a \a parent. |
|
34 | Constructs an empty slice with a \a parent. | |
35 |
|
35 | |||
36 | Note that QPieSeries takes ownership of the slice when it is set/added. |
|
36 | Note that QPieSeries takes ownership of the slice when it is set/added. | |
37 |
|
37 | |||
38 | \sa QPieSeries::replace(), QPieSeries::add() |
|
38 | \sa QPieSeries::replace(), QPieSeries::add() | |
39 | */ |
|
39 | */ | |
40 | QPieSlice::QPieSlice(QObject *parent) |
|
40 | QPieSlice::QPieSlice(QObject *parent) | |
41 | :QObject(parent), |
|
41 | :QObject(parent), | |
42 | m_value(0), |
|
42 | m_value(0), | |
43 | m_isLabelVisible(false), |
|
43 | m_isLabelVisible(false), | |
44 | m_isExploded(false), |
|
44 | m_isExploded(false), | |
45 | m_explodeDistance(DEFAULT_EXPOLODE_DISTANCE), |
|
45 | m_explodeDistance(DEFAULT_EXPOLODE_DISTANCE), | |
46 | m_percentage(0), |
|
46 | m_percentage(0), | |
47 | m_startAngle(0), |
|
47 | m_startAngle(0), | |
48 | m_angleSpan(0), |
|
48 | m_angleSpan(0), | |
49 | m_pen(DEFAULT_PEN_COLOR), |
|
49 | m_pen(DEFAULT_PEN_COLOR), | |
50 | m_brush(DEFAULT_BRUSH_COLOR), |
|
50 | m_brush(DEFAULT_BRUSH_COLOR), | |
51 | m_labelPen(DEFAULT_PEN_COLOR), |
|
51 | m_labelPen(DEFAULT_PEN_COLOR), | |
52 | m_labelArmLength(DEFAULT_LABEL_ARM_LENGTH) |
|
52 | m_labelArmLength(DEFAULT_LABEL_ARM_LENGTH) | |
53 | { |
|
53 | { | |
54 |
|
54 | |||
55 | } |
|
55 | } | |
56 |
|
56 | |||
57 | /*! |
|
57 | /*! | |
58 | Constructs an empty slice with given \a value, \a label and a \a parent. |
|
58 | Constructs an empty slice with given \a value, \a label and a \a parent. | |
59 | Note that QPieSeries takes ownership of the slice when it is set/added. |
|
59 | Note that QPieSeries takes ownership of the slice when it is set/added. | |
60 | \sa QPieSeries::replace(), QPieSeries::add() |
|
60 | \sa QPieSeries::replace(), QPieSeries::add() | |
61 | */ |
|
61 | */ | |
62 | QPieSlice::QPieSlice(qreal value, QString label, QObject *parent) |
|
62 | QPieSlice::QPieSlice(qreal value, QString label, QObject *parent) | |
63 | :QObject(parent), |
|
63 | :QObject(parent), | |
64 | m_value(value), |
|
64 | m_value(value), | |
65 | m_label(label), |
|
65 | m_label(label), | |
66 | m_isLabelVisible(false), |
|
66 | m_isLabelVisible(false), | |
67 | m_isExploded(false), |
|
67 | m_isExploded(false), | |
68 | m_explodeDistance(DEFAULT_EXPOLODE_DISTANCE), |
|
68 | m_explodeDistance(DEFAULT_EXPOLODE_DISTANCE), | |
69 | m_percentage(0), |
|
69 | m_percentage(0), | |
70 | m_startAngle(0), |
|
70 | m_startAngle(0), | |
71 | m_angleSpan(0), |
|
71 | m_angleSpan(0), | |
72 | m_pen(DEFAULT_PEN_COLOR), |
|
72 | m_pen(DEFAULT_PEN_COLOR), | |
73 | m_brush(DEFAULT_BRUSH_COLOR), |
|
73 | m_brush(DEFAULT_BRUSH_COLOR), | |
74 | m_labelPen(DEFAULT_PEN_COLOR), |
|
74 | m_labelPen(DEFAULT_PEN_COLOR), | |
75 | m_labelArmLength(DEFAULT_LABEL_ARM_LENGTH) |
|
75 | m_labelArmLength(DEFAULT_LABEL_ARM_LENGTH) | |
76 | { |
|
76 | { | |
77 |
|
77 | |||
78 | } |
|
78 | } | |
79 |
|
79 | |||
80 | /*! |
|
80 | /*! | |
81 | Destroys the slice. |
|
81 | Destroys the slice. | |
82 | User should not delete the slice if it has been added to the series. |
|
82 | User should not delete the slice if it has been added to the series. | |
83 | */ |
|
83 | */ | |
84 | QPieSlice::~QPieSlice() |
|
84 | QPieSlice::~QPieSlice() | |
85 | { |
|
85 | { | |
86 |
|
86 | |||
87 | } |
|
87 | } | |
88 |
|
88 | |||
89 | /*! |
|
89 | /*! | |
90 | Gets the value of the slice. |
|
90 | Gets the value of the slice. | |
91 | Note that all values in the series |
|
91 | Note that all values in the series | |
92 | \sa setValue() |
|
92 | \sa setValue() | |
93 | */ |
|
93 | */ | |
94 | qreal QPieSlice::value() const |
|
94 | qreal QPieSlice::value() const | |
95 | { |
|
95 | { | |
96 | return m_value; |
|
96 | return m_value; | |
97 | } |
|
97 | } | |
98 |
|
98 | |||
99 | /*! |
|
99 | /*! | |
100 | Gets the label of the slice. |
|
100 | Gets the label of the slice. | |
101 | \sa setLabel() |
|
101 | \sa setLabel() | |
102 | */ |
|
102 | */ | |
103 | QString QPieSlice::label() const |
|
103 | QString QPieSlice::label() const | |
104 | { |
|
104 | { | |
105 | return m_label; |
|
105 | return m_label; | |
106 | } |
|
106 | } | |
107 |
|
107 | |||
108 | /*! |
|
108 | /*! | |
109 | Returns true if label is set as visible. |
|
109 | Returns true if label is set as visible. | |
110 | \sa setLabelVisible() |
|
110 | \sa setLabelVisible() | |
111 | */ |
|
111 | */ | |
112 | bool QPieSlice::isLabelVisible() const |
|
112 | bool QPieSlice::isLabelVisible() const | |
113 | { |
|
113 | { | |
114 | return m_isLabelVisible; |
|
114 | return m_isLabelVisible; | |
115 | } |
|
115 | } | |
116 |
|
116 | |||
117 | /*! |
|
117 | /*! | |
118 | Returns true if slice is exloded from the pie. |
|
118 | Returns true if slice is exloded from the pie. | |
119 | \sa setExploded() |
|
119 | \sa setExploded() | |
120 | */ |
|
120 | */ | |
121 | bool QPieSlice::isExploded() const |
|
121 | bool QPieSlice::isExploded() const | |
122 | { |
|
122 | { | |
123 | return m_isExploded; |
|
123 | return m_isExploded; | |
124 | } |
|
124 | } | |
125 |
|
125 | |||
126 | /*! |
|
126 | /*! | |
127 | Returns the explosion distance of the slice. |
|
127 | Returns the explosion distance of the slice. | |
128 | Default value is 20. |
|
128 | Default value is 20. | |
129 | \sa setExplodeDistance() |
|
129 | \sa setExplodeDistance() | |
130 | */ |
|
130 | */ | |
131 | qreal QPieSlice::explodeDistance() const |
|
131 | qreal QPieSlice::explodeDistance() const | |
132 | { |
|
132 | { | |
133 | return m_explodeDistance; |
|
133 | return m_explodeDistance; | |
134 | } |
|
134 | } | |
135 |
|
135 | |||
136 | /*! |
|
136 | /*! | |
137 | Returns the percentage of this slice compared to all slices in the same series. |
|
137 | Returns the percentage of this slice compared to all slices in the same series. | |
|
138 | The returned value ranges from 0 to 1.0. | |||
138 |
|
139 | |||
139 | Updated internally after the slice is added to the series. |
|
140 | Updated internally after the slice is added to the series. | |
140 | */ |
|
141 | */ | |
141 | qreal QPieSlice::percentage() const |
|
142 | qreal QPieSlice::percentage() const | |
142 | { |
|
143 | { | |
143 | return m_percentage; |
|
144 | return m_percentage; | |
144 | } |
|
145 | } | |
145 |
|
146 | |||
146 | /*! |
|
147 | /*! | |
147 | Returns the starting angle of this slice in the series it belongs to. |
|
148 | Returns the starting angle of this slice in the series it belongs to. | |
148 |
|
149 | |||
149 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. |
|
150 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. | |
150 |
|
151 | |||
151 | Updated internally after the slice is added to the series. |
|
152 | Updated internally after the slice is added to the series. | |
152 | */ |
|
153 | */ | |
153 | qreal QPieSlice::startAngle() const |
|
154 | qreal QPieSlice::startAngle() const | |
154 | { |
|
155 | { | |
155 | return m_startAngle; |
|
156 | return m_startAngle; | |
156 | } |
|
157 | } | |
157 |
|
158 | |||
158 | /*! |
|
159 | /*! | |
159 | Returns the end angle of this slice in the series it belongs to. |
|
160 | Returns the end angle of this slice in the series it belongs to. | |
160 |
|
161 | |||
161 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. |
|
162 | Full pie is 360 degrees where 0 degrees is at 12 a'clock. | |
162 |
|
163 | |||
163 | Updated internally after the slice is added to the series. |
|
164 | Updated internally after the slice is added to the series. | |
164 | */ |
|
165 | */ | |
165 | qreal QPieSlice::endAngle() const |
|
166 | qreal QPieSlice::endAngle() const | |
166 | { |
|
167 | { | |
167 | return m_startAngle + m_angleSpan; |
|
168 | return m_startAngle + m_angleSpan; | |
168 | } |
|
169 | } | |
169 |
|
170 | |||
170 | /*! |
|
171 | /*! | |
171 | Returns the pen used to draw this slice. |
|
172 | Returns the pen used to draw this slice. | |
172 | \sa setPen() |
|
173 | \sa setPen() | |
173 | */ |
|
174 | */ | |
174 | QPen QPieSlice::pen() const |
|
175 | QPen QPieSlice::pen() const | |
175 | { |
|
176 | { | |
176 | return m_pen; |
|
177 | return m_pen; | |
177 | } |
|
178 | } | |
178 |
|
179 | |||
179 | /*! |
|
180 | /*! | |
180 | Returns the brush used to draw this slice. |
|
181 | Returns the brush used to draw this slice. | |
181 | \sa setBrush() |
|
182 | \sa setBrush() | |
182 | */ |
|
183 | */ | |
183 | QBrush QPieSlice::brush() const |
|
184 | QBrush QPieSlice::brush() const | |
184 | { |
|
185 | { | |
185 | return m_brush; |
|
186 | return m_brush; | |
186 | } |
|
187 | } | |
187 |
|
188 | |||
188 | /*! |
|
189 | /*! | |
189 | Returns the pen used to draw label in this slice. |
|
190 | Returns the pen used to draw label in this slice. | |
190 | \sa setLabelPen() |
|
191 | \sa setLabelPen() | |
191 | */ |
|
192 | */ | |
192 | QPen QPieSlice::labelPen() const |
|
193 | QPen QPieSlice::labelPen() const | |
193 | { |
|
194 | { | |
194 | return m_labelPen; |
|
195 | return m_labelPen; | |
195 | } |
|
196 | } | |
196 |
|
197 | |||
197 | /*! |
|
198 | /*! | |
198 | Returns the font used to draw label in this slice. |
|
199 | Returns the font used to draw label in this slice. | |
199 | \sa setLabelFont() |
|
200 | \sa setLabelFont() | |
200 | */ |
|
201 | */ | |
201 | QFont QPieSlice::labelFont() const |
|
202 | QFont QPieSlice::labelFont() const | |
202 | { |
|
203 | { | |
203 | return m_labelFont; |
|
204 | return m_labelFont; | |
204 | } |
|
205 | } | |
205 |
|
206 | |||
206 | /*! |
|
207 | /*! | |
207 | Returns the label arm lenght used in this slice. |
|
208 | Returns the label arm lenght used in this slice. | |
208 | Default value is 40 pixels. |
|
209 | Default value is 40 pixels. | |
209 | \sa setLabelArmLength() |
|
210 | \sa setLabelArmLength() | |
210 | */ |
|
211 | */ | |
211 | qreal QPieSlice::labelArmLength() const |
|
212 | qreal QPieSlice::labelArmLength() const | |
212 | { |
|
213 | { | |
213 | return m_labelArmLength; |
|
214 | return m_labelArmLength; | |
214 | } |
|
215 | } | |
215 |
|
216 | |||
216 | /*! |
|
217 | /*! | |
217 | \fn void QPieSlice::clicked() |
|
218 | \fn void QPieSlice::clicked() | |
218 |
|
219 | |||
219 | This signal is emitted when user has clicked the slice. |
|
220 | This signal is emitted when user has clicked the slice. | |
220 |
|
221 | |||
221 | \sa QPieSeries::clicked() |
|
222 | \sa QPieSeries::clicked() | |
222 | */ |
|
223 | */ | |
223 |
|
224 | |||
224 | /*! |
|
225 | /*! | |
225 | \fn void QPieSlice::hoverEnter() |
|
226 | \fn void QPieSlice::hoverEnter() | |
226 |
|
227 | |||
227 | This signal is emitted when user has hovered over the slice. |
|
228 | This signal is emitted when user has hovered over the slice. | |
228 |
|
229 | |||
229 | \sa QPieSeries::hoverEnter() |
|
230 | \sa QPieSeries::hoverEnter() | |
230 | */ |
|
231 | */ | |
231 |
|
232 | |||
232 | /*! |
|
233 | /*! | |
233 | \fn void QPieSlice::hoverLeave() |
|
234 | \fn void QPieSlice::hoverLeave() | |
234 |
|
235 | |||
235 | This signal is emitted when user has hovered away from the slice. |
|
236 | This signal is emitted when user has hovered away from the slice. | |
236 |
|
237 | |||
237 | \sa QPieSeries::hoverLeave() |
|
238 | \sa QPieSeries::hoverLeave() | |
238 | */ |
|
239 | */ | |
239 |
|
240 | |||
240 | /*! |
|
241 | /*! | |
241 | \fn void QPieSlice::changed() |
|
242 | \fn void QPieSlice::changed() | |
242 |
|
243 | |||
243 | This signal emitted when something has changed in the slice. |
|
244 | This signal emitted when something has changed in the slice. | |
244 |
|
245 | |||
245 | \sa QPieSeries::changed() |
|
246 | \sa QPieSeries::changed() | |
246 | */ |
|
247 | */ | |
247 |
|
248 | |||
248 | /*! |
|
249 | /*! | |
249 | Sets the value of this slice. |
|
250 | Sets the value of this slice. | |
250 | \sa value() |
|
251 | \sa value() | |
251 | */ |
|
252 | */ | |
252 | void QPieSlice::setValue(qreal value) |
|
253 | void QPieSlice::setValue(qreal value) | |
253 | { |
|
254 | { | |
254 | if (m_value != value) { |
|
255 | if (m_value != value) { | |
255 | m_value = value; |
|
256 | m_value = value; | |
256 | emit changed(); |
|
257 | emit changed(); | |
257 | } |
|
258 | } | |
258 | } |
|
259 | } | |
259 |
|
260 | |||
260 | /*! |
|
261 | /*! | |
261 | Sets the \a label of the slice. |
|
262 | Sets the \a label of the slice. | |
262 | \sa label() |
|
263 | \sa label() | |
263 | */ |
|
264 | */ | |
264 | void QPieSlice::setLabel(QString label) |
|
265 | void QPieSlice::setLabel(QString label) | |
265 | { |
|
266 | { | |
266 | if (m_label != label) { |
|
267 | if (m_label != label) { | |
267 | m_label = label; |
|
268 | m_label = label; | |
268 | emit changed(); |
|
269 | emit changed(); | |
269 | } |
|
270 | } | |
270 | } |
|
271 | } | |
271 |
|
272 | |||
272 | /*! |
|
273 | /*! | |
273 | Sets the label \a visible in this slice. |
|
274 | Sets the label \a visible in this slice. | |
274 | \sa isLabelVisible(), QPieSeries::setLabelsVisible() |
|
275 | \sa isLabelVisible(), QPieSeries::setLabelsVisible() | |
275 | */ |
|
276 | */ | |
276 | void QPieSlice::setLabelVisible(bool visible) |
|
277 | void QPieSlice::setLabelVisible(bool visible) | |
277 | { |
|
278 | { | |
278 | if (m_isLabelVisible != visible) { |
|
279 | if (m_isLabelVisible != visible) { | |
279 | m_isLabelVisible = visible; |
|
280 | m_isLabelVisible = visible; | |
280 | emit changed(); |
|
281 | emit changed(); | |
281 | } |
|
282 | } | |
282 | } |
|
283 | } | |
283 |
|
284 | |||
284 | /*! |
|
285 | /*! | |
285 | Sets this slice \a exploded. |
|
286 | Sets this slice \a exploded. | |
286 |
\sa isExploded(), setExplodeDistance(), QPieSeries:: |
|
287 | \sa isExploded(), setExplodeDistance(), QPieSeries::setClickExplodes() | |
287 | */ |
|
288 | */ | |
288 | void QPieSlice::setExploded(bool exploded) |
|
289 | void QPieSlice::setExploded(bool exploded) | |
289 | { |
|
290 | { | |
290 | if (m_isExploded != exploded) { |
|
291 | if (m_isExploded != exploded) { | |
291 | m_isExploded = exploded; |
|
292 | m_isExploded = exploded; | |
292 | emit changed(); |
|
293 | emit changed(); | |
293 | } |
|
294 | } | |
294 | } |
|
295 | } | |
295 |
|
296 | |||
296 | /*! |
|
297 | /*! | |
297 | Sets the explosion \a distance of this slice. |
|
298 | Sets the explosion \a distance of this slice. | |
298 | It is the distance the slice is moved away from the pie center. |
|
299 | It is the distance the slice is moved away from the pie center. | |
299 |
\sa explodeDistance(), isExploded(), QPieSeries:: |
|
300 | \sa explodeDistance(), isExploded(), QPieSeries::setClickExplodes() | |
300 | */ |
|
301 | */ | |
301 | void QPieSlice::setExplodeDistance(qreal distance) |
|
302 | void QPieSlice::setExplodeDistance(qreal distance) | |
302 | { |
|
303 | { | |
303 | if (m_explodeDistance != distance) { |
|
304 | if (m_explodeDistance != distance) { | |
304 | m_explodeDistance = distance; |
|
305 | m_explodeDistance = distance; | |
305 | emit changed(); |
|
306 | emit changed(); | |
306 | } |
|
307 | } | |
307 | } |
|
308 | } | |
308 |
|
309 | |||
309 | /*! |
|
310 | /*! | |
310 | Sets the \a pen used to draw this slice. |
|
311 | Sets the \a pen used to draw this slice. | |
311 | Note that applying a theme will override this. |
|
312 | Note that applying a theme will override this. | |
312 | \sa pen() |
|
313 | \sa pen() | |
313 | */ |
|
314 | */ | |
314 | void QPieSlice::setPen(QPen pen) |
|
315 | void QPieSlice::setPen(QPen pen) | |
315 | { |
|
316 | { | |
316 | if (m_pen != pen) { |
|
317 | if (m_pen != pen) { | |
317 | m_pen = pen; |
|
318 | m_pen = pen; | |
318 | emit changed(); |
|
319 | emit changed(); | |
319 | } |
|
320 | } | |
320 | } |
|
321 | } | |
321 |
|
322 | |||
322 | /*! |
|
323 | /*! | |
323 | Sets the \a brush used to draw this slice. |
|
324 | Sets the \a brush used to draw this slice. | |
324 | Note that applying a theme will override this. |
|
325 | Note that applying a theme will override this. | |
325 | \sa brush() |
|
326 | \sa brush() | |
326 | */ |
|
327 | */ | |
327 | void QPieSlice::setBrush(QBrush brush) |
|
328 | void QPieSlice::setBrush(QBrush brush) | |
328 | { |
|
329 | { | |
329 | if (m_brush != brush) { |
|
330 | if (m_brush != brush) { | |
330 | m_brush = brush; |
|
331 | m_brush = brush; | |
331 | emit changed(); |
|
332 | emit changed(); | |
332 | } |
|
333 | } | |
333 | } |
|
334 | } | |
334 |
|
335 | |||
335 | /*! |
|
336 | /*! | |
336 | Sets the \a pen used to draw the label in this slice. |
|
337 | Sets the \a pen used to draw the label in this slice. | |
337 | Note that applying a theme will override this. |
|
338 | Note that applying a theme will override this. | |
338 | \sa labelPen() |
|
339 | \sa labelPen() | |
339 | */ |
|
340 | */ | |
340 | void QPieSlice::setLabelPen(QPen pen) |
|
341 | void QPieSlice::setLabelPen(QPen pen) | |
341 | { |
|
342 | { | |
342 | if (m_labelPen != pen) { |
|
343 | if (m_labelPen != pen) { | |
343 | m_labelPen = pen; |
|
344 | m_labelPen = pen; | |
344 | emit changed(); |
|
345 | emit changed(); | |
345 | } |
|
346 | } | |
346 | } |
|
347 | } | |
347 |
|
348 | |||
348 | /*! |
|
349 | /*! | |
349 | Sets the \a font used to draw the label in this slice. |
|
350 | Sets the \a font used to draw the label in this slice. | |
350 | Note that applying a theme will override this. |
|
351 | Note that applying a theme will override this. | |
351 | \sa labelFont() |
|
352 | \sa labelFont() | |
352 | */ |
|
353 | */ | |
353 | void QPieSlice::setLabelFont(QFont font) |
|
354 | void QPieSlice::setLabelFont(QFont font) | |
354 | { |
|
355 | { | |
355 | if (m_labelFont != font) { |
|
356 | if (m_labelFont != font) { | |
356 | m_labelFont = font; |
|
357 | m_labelFont = font; | |
357 | emit changed(); |
|
358 | emit changed(); | |
358 | } |
|
359 | } | |
359 | } |
|
360 | } | |
360 |
|
361 | |||
361 | /*! |
|
362 | /*! | |
362 | Sets the label arm \a length used to draw the label in this slice. |
|
363 | Sets the label arm \a length used to draw the label in this slice. | |
363 | \sa labelArmLength() |
|
364 | \sa labelArmLength() | |
364 | */ |
|
365 | */ | |
365 | void QPieSlice::setLabelArmLength(qreal length) |
|
366 | void QPieSlice::setLabelArmLength(qreal length) | |
366 | { |
|
367 | { | |
367 | if (m_labelArmLength != length) { |
|
368 | if (m_labelArmLength != length) { | |
368 | m_labelArmLength = length; |
|
369 | m_labelArmLength = length; | |
369 | emit changed(); |
|
370 | emit changed(); | |
370 | } |
|
371 | } | |
371 | } |
|
372 | } | |
372 |
|
373 | |||
373 | #include "moc_qpieslice.cpp" |
|
374 | #include "moc_qpieslice.cpp" | |
374 |
|
375 | |||
375 | QTCOMMERCIALCHART_END_NAMESPACE |
|
376 | QTCOMMERCIALCHART_END_NAMESPACE |
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