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QBar series: Model related members initializations added to constructor
Marek Rosa -
r528:631ae1704892
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1 1 #include <QDebug>
2 2 #include "qbarseries.h"
3 3 #include "qbarset.h"
4 4 #include "barchartmodel_p.h"
5 5
6 6 QTCOMMERCIALCHART_BEGIN_NAMESPACE
7 7
8 8 /*!
9 9 \class QBarSeries
10 10 \brief part of QtCommercial chart API.
11 11
12 12 QBarSeries represents a series of data shown as bars. One QBarSeries can contain multible
13 13 QBarSet data sets. QBarSeries groups the data from sets to categories, which are defined
14 14 by QStringList.
15 15
16 16 \mainclass
17 17
18 18 \sa QBarSet, QStackedBarSeries, QPercentBarSeries
19 19 */
20 20
21 21 /*!
22 22 \fn virtual QSeriesType QBarSeries::type() const
23 23 \brief Returns type of series.
24 24 \sa QSeries, QSeriesType
25 25 */
26 26
27 27 /*!
28 28 \fn void QBarSeries::showToolTip(QPoint pos, QString tip)
29 29 \brief \internal \a pos \a tip
30 30 */
31 31
32 32 /*!
33 33 Constructs empty QBarSeries. Parameter \a categories defines the categories for chart.
34 34 QBarSeries is QObject which is a child of a \a parent.
35 35 */
36 36 QBarSeries::QBarSeries(QStringList categories, QObject *parent)
37 37 : QSeries(parent)
38 38 ,mModel(new BarChartModel(categories, this))
39 39 {
40 m_model = NULL;
41 m_mapCategories = -1;
42 m_mapBarBottom - 1;
43 m_mapBarTop - 1;
40 44 }
41 45
42 46 /*!
43 47 Adds a set of bars to series. Takes ownership of \a set.
44 48 Connects the clicked(QString) and rightClicked(QString) signals
45 49 of \a set to this series
46 50 */
47 51 void QBarSeries::addBarSet(QBarSet *set)
48 52 {
49 53 mModel->addBarSet(set);
50 54 connect(set,SIGNAL(clicked(QString)),this,SLOT(barsetClicked(QString)));
51 55 connect(set,SIGNAL(rightClicked(QString)),this,SLOT(barsetRightClicked(QString)));
52 56 }
53 57
54 58 /*!
55 59 Removes a set of bars from series. Releases ownership of \a set. Doesnt delete \a set.
56 60 Disconnects the clicked(QString) and rightClicked(QString) signals
57 61 of \a set from this series
58 62 */
59 63 void QBarSeries::removeBarSet(QBarSet *set)
60 64 {
61 65 disconnect(set,SIGNAL(clicked(QString)),this,SLOT(barsetClicked(QString)));
62 66 disconnect(set,SIGNAL(rightClicked(QString)),this,SLOT(barsetRightClicked(QString)));
63 67 mModel->removeBarSet(set);
64 68 }
65 69
66 70 /*!
67 71 Returns number of sets in series.
68 72 */
69 73 int QBarSeries::barsetCount()
70 74 {
71 75 if(m_model)
72 76 return m_mapBarTop - m_mapBarBottom;
73 77 else
74 78 return mModel->barsetCount();
75 79 }
76 80
77 81 /*!
78 82 Returns number of categories in series
79 83 */
80 84 int QBarSeries::categoryCount()
81 85 {
82 86 return mModel->categoryCount();
83 87 }
84 88
85 89 /*!
86 90 Returns a list of sets in series. Keeps ownership of sets.
87 91 */
88 92 QList<QBarSet*> QBarSeries::barSets()
89 93 {
90 94 return mModel->barSets();
91 95 }
92 96
93 97 /*!
94 98 \internal \a index
95 99 */
96 100 QBarSet* QBarSeries::barsetAt(int index)
97 101 {
98 102 return mModel->setAt(index);
99 103 }
100 104
101 105 /*!
102 106 Returns legend of series.
103 107 */
104 108 QList<QSeries::LegendEntry> QBarSeries::legendEntries()
105 109 {
106 110 return mModel->legendEntries();
107 111 }
108 112
109 113 /*!
110 114 \internal \a category
111 115 */
112 116 QString QBarSeries::categoryName(int category)
113 117 {
114 118 return mModel->categoryName(category);
115 119 }
116 120
117 121 /*!
118 122 Enables or disables tooltip depending on parameter \a enabled.
119 123 Tooltip shows the name of set, when mouse is hovering on top of bar.
120 124 Calling without parameter \a enabled, enables the tooltip
121 125 */
122 126 void QBarSeries::setToolTipEnabled(bool enabled)
123 127 {
124 128 // TODO: what if we add sets after call to this function? Those sets won't have tooltip enabled.
125 129 if (enabled) {
126 130 for (int i=0; i<mModel->barsetCount(); i++) {
127 131 QBarSet *set = mModel->setAt(i);
128 132 connect(set,SIGNAL(showToolTip(QPoint,QString)),this,SIGNAL(showToolTip(QPoint,QString)));
129 133 }
130 134 } else {
131 135 for (int i=0; i<mModel->barsetCount(); i++) {
132 136 QBarSet *set = mModel->setAt(i);
133 137 disconnect(set,SIGNAL(showToolTip(QPoint,QString)),this,SIGNAL(showToolTip(QPoint,QString)));
134 138 }
135 139 }
136 140 }
137 141
138 142 /*!
139 143 Enables or disables separators depending on parameter \a enabled.
140 144 Separators are visual elements that are drawn between categories.
141 145 Calling without parameter \a enabled, enables the separators
142 146 */
143 147 void QBarSeries::setSeparatorsVisible(bool visible)
144 148 {
145 149 mSeparatorsVisible = visible;
146 150 emit enableSeparators(visible);
147 151 }
148 152
149 153
150 154 /*!
151 155 \internal \a category
152 156 */
153 157 void QBarSeries::barsetClicked(QString category)
154 158 {
155 159 emit clicked(qobject_cast<QBarSet*>(sender()), category);
156 160 }
157 161
158 162 /*!
159 163 \internal \a category
160 164 */
161 165 void QBarSeries::barsetRightClicked(QString category)
162 166 {
163 167 emit rightClicked(qobject_cast<QBarSet*>(sender()), category);
164 168 }
165 169
166 170
167 171 /*!
168 172 \internal
169 173 */
170 174 qreal QBarSeries::min()
171 175 {
172 176 return mModel->min();
173 177 }
174 178
175 179 /*!
176 180 \internal
177 181 */
178 182 qreal QBarSeries::max()
179 183 {
180 184 return mModel->max();
181 185 }
182 186
183 187 /*!
184 188 \internal \a set \a category
185 189 */
186 190 qreal QBarSeries::valueAt(int set, int category)
187 191 {
188 192 return mModel->valueAt(set,category);
189 193 }
190 194
191 195 /*!
192 196 \internal \a set \a category
193 197 */
194 198 qreal QBarSeries::percentageAt(int set, int category)
195 199 {
196 200 return mModel->percentageAt(set,category);
197 201 }
198 202
199 203 /*!
200 204 \internal \a category
201 205 */
202 206 qreal QBarSeries::categorySum(int category)
203 207 {
204 208 return mModel->categorySum(category);
205 209 }
206 210
207 211 /*!
208 212 \internal
209 213 */
210 214 qreal QBarSeries::maxCategorySum()
211 215 {
212 216 return mModel->maxCategorySum();
213 217 }
214 218
215 219 /*!
216 220 \internal
217 221 */
218 222 BarChartModel& QBarSeries::model()
219 223 {
220 224 return *mModel;
221 225 }
222 226
223 227 bool QBarSeries::separatorsVisible()
224 228 {
225 229 return mSeparatorsVisible;
226 230 }
227 231
228 232 bool QBarSeries::setModel(QAbstractItemModel* model)
229 233 {
230 234 m_model = model;
231 235 }
232 236
233 237 void QBarSeries::setModelMappingCategories(int modelColumn)
234 238 {
235 239 //
236 240 }
237 241
238 242 void QBarSeries::setModelMappingBarRange(int bottomBoundry, int topBoundry)
239 243 {
240 244 //
241 245 }
242 246
243 247 #include "moc_qbarseries.cpp"
244 248
245 249 QTCOMMERCIALCHART_END_NAMESPACE
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