@@ -1,78 +1,78 | |||
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1 | 1 | #include <QApplication> |
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2 | 2 | #include <QMainWindow> |
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3 | 3 | #include <qchartview.h> |
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4 | 4 | #include <qlineseries.h> |
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5 | 5 | #include <qchart.h> |
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6 | 6 | #include <qchartaxis.h> |
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7 | 7 | #include <qchartaxiscategories.h> |
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8 | 8 | #include <cmath> |
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9 | 9 | |
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10 | 10 | QTCOMMERCIALCHART_USE_NAMESPACE |
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11 | 11 | |
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12 | 12 | #define PI 3.14159265358979 |
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13 | 13 | |
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14 | 14 | int main(int argc, char *argv[]) |
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15 | 15 | { |
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16 | 16 | QApplication a(argc, argv); |
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17 | 17 | |
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18 | 18 | QMainWindow window; |
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19 | 19 | |
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20 | 20 | QLineSeries* series0 = new QLineSeries(); |
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21 | 21 | QPen blue(Qt::blue); |
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22 | 22 | blue.setWidth(3); |
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23 | 23 | series0->setPen(blue); |
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24 | 24 | QLineSeries* series1 = new QLineSeries(); |
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25 | 25 | QPen red(Qt::red); |
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26 | 26 | red.setWidth(3); |
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27 | 27 | series1->setPen(red); |
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28 | 28 | |
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29 | 29 | int numPoints = 100; |
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30 | 30 | |
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31 | 31 | for (int x = 0; x <= numPoints; ++x) { |
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32 | 32 | series0->add(x, fabs(sin(PI/50*x)*100)); |
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33 | 33 | series1->add(x, fabs(cos(PI/50*x)*100)); |
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34 | 34 | } |
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35 | 35 | |
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36 | 36 | QChartView* chartView = new QChartView(&window); |
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37 | 37 | |
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38 | 38 | chartView->setRenderHint(QPainter::Antialiasing); |
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39 | 39 | chartView->setChartTitle("This is custom axis chart example"); |
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40 | 40 | chartView->addSeries(series0); |
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41 | 41 | chartView->addSeries(series1); |
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42 | 42 | |
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43 | 43 | QLinearGradient backgroundGradient; |
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44 | 44 | backgroundGradient.setColorAt(0.0, Qt::white); |
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45 | 45 | backgroundGradient.setColorAt(1.0, QRgb(0xffff80)); |
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46 | 46 | backgroundGradient.setCoordinateMode(QGradient::ObjectBoundingMode); |
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47 | 47 | chartView->setChartBackgroundBrush(backgroundGradient); |
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48 | 48 | |
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49 | 49 | QChartAxis* axisX = chartView->axisX(); |
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50 | 50 | axisX->setLabelsAngle(45); |
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51 | axisX->setGridPen(Qt::DashLine); | |
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51 | axisX->setGridLinePen(Qt::DashLine); | |
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52 | 52 | |
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53 | 53 | QChartAxisCategories* categoriesX = axisX->categories(); |
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54 | 54 | categoriesX->insert(0,"low"); |
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55 | 55 | categoriesX->insert(50,"medium"); |
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56 | 56 | categoriesX->insert(100,"High"); |
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57 | 57 | |
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58 | 58 | axisX->setMin(-10); |
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59 | 59 | axisX->setMax(2200); |
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60 | 60 | |
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61 | 61 | QChartAxis* axisY = chartView->axisY(); |
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62 | 62 | axisY->setLabelsAngle(45); |
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63 | 63 | axisY->setShadesBrush(Qt::yellow); |
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64 | 64 | |
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65 | 65 | QChartAxisCategories* categoriesY = axisY->categories(); |
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66 | 66 | categoriesY->insert(0,"low"); |
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67 | 67 | categoriesY->insert(50,"medium"); |
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68 | 68 | categoriesY->insert(100,"High"); |
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69 | 69 | |
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70 | 70 | axisY->setMin(-10); |
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71 | 71 | axisY->setMax(200); |
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72 | 72 | |
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73 | 73 | window.setCentralWidget(chartView); |
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74 | 74 | window.resize(400, 300); |
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75 | 75 | window.show(); |
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76 | 76 | |
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77 | 77 | return a.exec(); |
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78 | 78 | } |
@@ -1,81 +1,81 | |||
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1 | 1 | #include <QApplication> |
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2 | 2 | #include <QMainWindow> |
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3 | 3 | #include <qchartview.h> |
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4 | 4 | #include <qbarseries.h> |
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5 | 5 | #include <qbarset.h> |
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6 | 6 | #include <qchartaxis.h> |
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7 | 7 | #include <QStringList> |
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8 | 8 | |
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9 | 9 | QTCOMMERCIALCHART_USE_NAMESPACE |
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10 | 10 | |
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11 | 11 | int main(int argc, char *argv[]) |
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12 | 12 | { |
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13 | 13 | QApplication a(argc, argv); |
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14 | 14 | QMainWindow window; |
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15 | 15 | |
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16 | 16 | //! [1] |
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17 | 17 | // Define categories |
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18 | 18 | QStringList categories; |
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19 | 19 | categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; |
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20 | 20 | //! [1] |
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21 | 21 | |
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22 | 22 | //! [2] |
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23 | 23 | // Create some test sets for chat |
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24 | 24 | |
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25 | 25 | QBarSet *set0 = new QBarSet("Bub"); |
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26 | 26 | QBarSet *set1 = new QBarSet("Bob"); |
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27 | 27 | QBarSet *set2 = new QBarSet("Guybrush"); |
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28 | 28 | QBarSet *set3 = new QBarSet("Larry"); |
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29 | 29 | QBarSet *set4 = new QBarSet("Zak"); |
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30 | 30 | |
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31 | 31 | *set0 << 1 << 2 << 3 << 4 << 5 << 6; |
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32 | 32 | *set1 << 5 << 0 << 0 << 4 << 0 << 7; |
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33 | 33 | *set2 << 3 << 5 << 8 << 13 << 8 << 5; |
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34 | 34 | *set3 << 5 << 6 << 7 << 3 << 4 << 5; |
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35 | 35 | *set4 << 9 << 7 << 5 << 3 << 1 << 2; |
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36 | 36 | //! [2] |
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37 | 37 | |
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38 | 38 | //! [3] |
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39 | 39 | // Create series and add sets to it |
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40 | 40 | QBarSeries* series= new QBarSeries(categories); |
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41 | 41 | |
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42 | 42 | series->addBarSet(set0); |
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43 | 43 | series->addBarSet(set1); |
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44 | 44 | series->addBarSet(set2); |
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45 | 45 | series->addBarSet(set3); |
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46 | 46 | series->addBarSet(set4); |
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47 | 47 | //! [3] |
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48 | 48 | |
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49 | 49 | //! [4] |
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50 | 50 | // Enable tooltip |
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51 | 51 | series->setToolTipEnabled(); |
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52 | 52 | series->setSeparatorsVisible(true); |
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53 | 53 | |
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54 | 54 | // Connect clicked signal of set to toggle floating values of set. |
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55 | 55 | QObject::connect(set0,SIGNAL(clicked(QString)),set0,SIGNAL(toggleFloatingValues())); |
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56 | 56 | QObject::connect(set1,SIGNAL(clicked(QString)),set1,SIGNAL(toggleFloatingValues())); |
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57 | 57 | QObject::connect(set2,SIGNAL(clicked(QString)),set2,SIGNAL(toggleFloatingValues())); |
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58 | 58 | QObject::connect(set3,SIGNAL(clicked(QString)),set3,SIGNAL(toggleFloatingValues())); |
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59 | 59 | QObject::connect(set4,SIGNAL(clicked(QString)),set4,SIGNAL(toggleFloatingValues())); |
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60 | 60 | //! [4] |
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61 | 61 | |
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62 | 62 | //! [5] |
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63 | 63 | // Create view for chart and add series to it. Apply theme. |
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64 | 64 | |
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65 | 65 | QChartView* chartView = new QChartView(&window); |
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66 | 66 | chartView->addSeries(series); |
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67 | 67 | chartView->setChartTitle("simple barchart"); |
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68 | 68 | chartView->setChartTheme(QChart::ChartThemeIcy); |
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69 | 69 | //! [5] |
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70 | 70 | |
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71 | 71 | //! [6] |
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72 | chartView->axisX()->setGridVisible(false); | |
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72 | chartView->axisX()->setGridLineVisible(false); | |
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73 | 73 | //! [6] |
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74 | 74 | |
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75 | 75 | window.setCentralWidget(chartView); |
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76 | 76 | window.resize(400, 300); |
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77 | 77 | window.show(); |
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78 | 78 | |
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79 | 79 | return a.exec(); |
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80 | 80 | } |
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81 | 81 |
@@ -1,83 +1,83 | |||
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1 | 1 | #include <QApplication> |
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2 | 2 | #include <QMainWindow> |
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3 | 3 | #include <QStandardItemModel> |
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4 | 4 | #include <qpercentbarseries.h> |
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5 | 5 | #include <qchartview.h> |
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6 | 6 | #include <qbarset.h> |
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7 | 7 | #include <qchartaxis.h> |
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8 | 8 | #include <QStringList> |
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9 | 9 | |
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10 | 10 | QTCOMMERCIALCHART_USE_NAMESPACE |
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11 | 11 | |
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12 | 12 | int main(int argc, char *argv[]) |
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13 | 13 | { |
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14 | 14 | QApplication a(argc, argv); |
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15 | 15 | QMainWindow window; |
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16 | 16 | |
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17 | 17 | //! [1] |
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18 | 18 | // Define categories |
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19 | 19 | QStringList categories; |
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20 | 20 | categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; |
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21 | 21 | //! [1] |
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22 | 22 | |
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23 | 23 | //! [2] |
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24 | 24 | // Create some test sets for chat |
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25 | 25 | QBarSet *set0 = new QBarSet("Bub"); |
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26 | 26 | QBarSet *set1 = new QBarSet("Bob"); |
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27 | 27 | QBarSet *set2 = new QBarSet("Guybrush"); |
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28 | 28 | QBarSet *set3 = new QBarSet("Larry"); |
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29 | 29 | QBarSet *set4 = new QBarSet("Zak"); |
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30 | 30 | |
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31 | 31 | *set0 << 1 << 2 << 3 << 4 << 5 << 6; |
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32 | 32 | *set1 << 5 << 0 << 0 << 4 << 0 << 7; |
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33 | 33 | *set2 << 3 << 5 << 8 << 13 << 8 << 5; |
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34 | 34 | *set3 << 5 << 6 << 7 << 3 << 4 << 5; |
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35 | 35 | *set4 << 9 << 7 << 5 << 3 << 1 << 2; |
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36 | 36 | //! [2] |
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37 | 37 | |
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38 | 38 | //! [3] |
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39 | 39 | // Create series and add sets to it |
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40 | 40 | QPercentBarSeries* series = new QPercentBarSeries(categories); |
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41 | 41 | |
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42 | 42 | series->addBarSet(set0); |
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43 | 43 | series->addBarSet(set1); |
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44 | 44 | series->addBarSet(set2); |
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45 | 45 | series->addBarSet(set3); |
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46 | 46 | series->addBarSet(set4); |
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47 | 47 | //! [3] |
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48 | 48 | |
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49 | 49 | //! [4] |
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50 | 50 | // Enable tooltip |
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51 | 51 | series->setToolTipEnabled(); |
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52 | 52 | |
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53 | 53 | // Connect clicked signal of set to toggle floating values of set. |
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54 | 54 | // Note that we leave QBarset "Zak" unconnected here, so clicking on it doesn't toggle values. |
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55 | 55 | QObject::connect(set0,SIGNAL(clicked(QString)),set0,SIGNAL(toggleFloatingValues())); |
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56 | 56 | QObject::connect(set1,SIGNAL(clicked(QString)),set1,SIGNAL(toggleFloatingValues())); |
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57 | 57 | QObject::connect(set2,SIGNAL(clicked(QString)),set2,SIGNAL(toggleFloatingValues())); |
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58 | 58 | QObject::connect(set3,SIGNAL(clicked(QString)),set3,SIGNAL(toggleFloatingValues())); |
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59 | 59 | QObject::connect(set4,SIGNAL(clicked(QString)),set4,SIGNAL(toggleFloatingValues())); |
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60 | 60 | //! [4] |
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61 | 61 | |
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62 | 62 | //! [5] |
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63 | 63 | // Create view for chart and add series to it. Apply theme. |
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64 | 64 | |
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65 | 65 | QChartView* chartView = new QChartView(&window); |
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66 | 66 | chartView->addSeries(series); |
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67 | 67 | chartView->setChartTitle("simple percent barchart"); |
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68 | 68 | chartView->setChartTheme(QChart::ChartThemeIcy); |
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69 | 69 | //! [5] |
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70 | 70 | |
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71 | 71 | //! [6] |
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72 | 72 | chartView->axisX()->setAxisVisible(false); |
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73 | chartView->axisX()->setGridVisible(false); | |
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73 | chartView->axisX()->setGridLineVisible(false); | |
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74 | 74 | chartView->axisX()->setLabelsVisible(false); |
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75 | 75 | //! [6] |
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76 | 76 | |
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77 | 77 | window.setCentralWidget(chartView); |
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78 | 78 | window.resize(400, 300); |
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79 | 79 | window.show(); |
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80 | 80 | |
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81 | 81 | return a.exec(); |
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82 | 82 | } |
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83 | 83 |
@@ -1,79 +1,79 | |||
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1 | 1 | #include <QApplication> |
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2 | 2 | #include <QMainWindow> |
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3 | 3 | #include <qchartview.h> |
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4 | 4 | #include <qstackedbarseries.h> |
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5 | 5 | #include <qbarset.h> |
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6 | 6 | #include <qchartaxis.h> |
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7 | 7 | #include <QStringList> |
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8 | 8 | |
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9 | 9 | QTCOMMERCIALCHART_USE_NAMESPACE |
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10 | 10 | |
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11 | 11 | int main(int argc, char *argv[]) |
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12 | 12 | { |
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13 | 13 | QApplication a(argc, argv); |
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14 | 14 | QMainWindow window; |
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15 | 15 | |
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16 | 16 | //! [1] |
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17 | 17 | // Define categories |
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18 | 18 | QStringList categories; |
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19 | 19 | categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; |
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20 | 20 | //! [1] |
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21 | 21 | |
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22 | 22 | //! [2] |
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23 | 23 | // Create some test sets for chat |
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24 | 24 | QBarSet *set0 = new QBarSet("Bub"); |
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25 | 25 | QBarSet *set1 = new QBarSet("Bob"); |
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26 | 26 | QBarSet *set2 = new QBarSet("Guybrush"); |
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27 | 27 | QBarSet *set3 = new QBarSet("Larry"); |
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28 | 28 | QBarSet *set4 = new QBarSet("Zak"); |
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29 | 29 | |
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30 | 30 | *set0 << 1 << 2 << 3 << 4 << 5 << 6; |
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31 | 31 | *set1 << 5 << 0 << 0 << 4 << 0 << 7; |
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32 | 32 | *set2 << 3 << 5 << 8 << 13 << 8 << 5; |
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33 | 33 | *set3 << 5 << 6 << 7 << 3 << 4 << 5; |
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34 | 34 | *set4 << 9 << 7 << 5 << 3 << 1 << 2; |
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35 | 35 | //! [2] |
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36 | 36 | |
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37 | 37 | //! [3] |
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38 | 38 | // Create series and add sets to it |
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39 | 39 | QStackedBarSeries* series = new QStackedBarSeries(categories); |
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40 | 40 | |
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41 | 41 | series->addBarSet(set0); |
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42 | 42 | series->addBarSet(set1); |
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43 | 43 | series->addBarSet(set2); |
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44 | 44 | series->addBarSet(set3); |
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45 | 45 | series->addBarSet(set4); |
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46 | 46 | //! [3] |
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47 | 47 | |
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48 | 48 | //! [4] |
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49 | 49 | // Enable tooltip |
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50 | 50 | series->setToolTipEnabled(); |
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51 | 51 | |
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52 | 52 | // Connect clicked signal of set to toggle floating values of set. |
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53 | 53 | QObject::connect(set0,SIGNAL(clicked(QString)),set0,SIGNAL(toggleFloatingValues())); |
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54 | 54 | QObject::connect(set1,SIGNAL(clicked(QString)),set1,SIGNAL(toggleFloatingValues())); |
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55 | 55 | QObject::connect(set2,SIGNAL(clicked(QString)),set2,SIGNAL(toggleFloatingValues())); |
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56 | 56 | QObject::connect(set3,SIGNAL(clicked(QString)),set3,SIGNAL(toggleFloatingValues())); |
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57 | 57 | QObject::connect(set4,SIGNAL(clicked(QString)),set4,SIGNAL(toggleFloatingValues())); |
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58 | 58 | //! [4] |
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59 | 59 | |
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60 | 60 | //! [5] |
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61 | 61 | // Create view for chart and add series to it. Apply theme. |
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62 | 62 | |
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63 | 63 | QChartView* chartView = new QChartView(&window); |
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64 | 64 | chartView->addSeries(series); |
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65 | 65 | chartView->setChartTitle("simple stacked barchart"); |
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66 | 66 | chartView->setChartTheme(QChart::ChartThemeIcy); |
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67 | 67 | //! [5] |
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68 | 68 | |
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69 | 69 | //! [6] |
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70 | chartView->axisX()->setGridVisible(false); | |
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70 | chartView->axisX()->setGridLineVisible(false); | |
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71 | 71 | //! [6] |
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72 | 72 | |
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73 | 73 | window.setCentralWidget(chartView); |
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74 | 74 | window.resize(400, 300); |
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75 | 75 | window.show(); |
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76 | 76 | |
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77 | 77 | return a.exec(); |
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78 | 78 | } |
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79 | 79 |
@@ -1,156 +1,156 | |||
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1 | 1 | #include <QtGui/QApplication> |
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2 | 2 | #include <QMainWindow> |
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3 | 3 | #include <qchartglobal.h> |
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4 | 4 | #include <qchartview.h> |
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5 | 5 | #include <qstackedbarseries.h> |
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6 | 6 | #include <qbarset.h> |
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7 | 7 | #include <qchartaxis.h> |
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8 | 8 | #include <qlegend.h> |
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9 | 9 | #include <QStringList> |
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10 | 10 | #include <QDebug> |
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11 | 11 | |
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12 | 12 | QTCOMMERCIALCHART_USE_NAMESPACE |
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13 | 13 | |
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14 | 14 | //! [1] |
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15 | 15 | class DrilldownBarSeries : public QStackedBarSeries |
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16 | 16 | { |
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17 | 17 | Q_OBJECT |
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18 | 18 | public: |
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19 | 19 | DrilldownBarSeries(QStringList categories, QObject *parent = 0) : QStackedBarSeries(categories,parent) {} |
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20 | 20 | |
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21 | 21 | void mapDrilldownSeries(QString category, DrilldownBarSeries* drilldownSeries) |
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22 | 22 | { |
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23 | 23 | mDrilldownSeries[category] = drilldownSeries; |
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24 | 24 | } |
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25 | 25 | |
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26 | 26 | DrilldownBarSeries* drilldownSeries(QString category) |
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27 | 27 | { |
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28 | 28 | return mDrilldownSeries[category]; |
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29 | 29 | } |
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30 | 30 | |
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31 | 31 | public Q_SLOTS: |
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32 | 32 | |
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33 | 33 | private: |
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34 | 34 | |
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35 | 35 | QMap<QString, DrilldownBarSeries*> mDrilldownSeries; |
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36 | 36 | }; |
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37 | 37 | //! [1] |
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38 | 38 | |
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39 | 39 | //! [2] |
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40 | 40 | class DrilldownChart : public QChartView |
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41 | 41 | { |
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42 | 42 | Q_OBJECT |
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43 | 43 | public: |
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44 | 44 | explicit DrilldownChart(QWidget *parent = 0) : QChartView(parent), m_currentSeries(0) {} |
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45 | 45 | |
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46 | 46 | void changeSeries(QSeries* series) |
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47 | 47 | { |
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48 | 48 | if (m_currentSeries) |
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49 | 49 | removeSeries(m_currentSeries); |
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50 | 50 | m_currentSeries = series; |
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51 | 51 | addSeries(series); |
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52 | 52 | setChartTitle(series->title()); |
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53 | 53 | } |
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54 | 54 | |
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55 | 55 | public Q_SLOTS: |
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56 | 56 | void handleRightClick(QBarSet *barset, QString category) |
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57 | 57 | { |
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58 | 58 | // qDebug() << "DrilldownChart::handleRightClick" << barset->name() << category; |
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59 | 59 | DrilldownBarSeries* series = static_cast<DrilldownBarSeries*> (sender()); |
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60 | 60 | changeSeries(series->drilldownSeries(category)); |
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61 | 61 | } |
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62 | 62 | |
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63 | 63 | private: |
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64 | 64 | QSeries* m_currentSeries; |
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65 | 65 | }; |
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66 | 66 | //! [2] |
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67 | 67 | |
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68 | 68 | int main(int argc, char *argv[]) |
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69 | 69 | { |
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70 | 70 | QApplication a(argc, argv); |
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71 | 71 | QMainWindow window; |
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72 | 72 | |
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73 | 73 | DrilldownChart* drilldownChart = new DrilldownChart(&window); |
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74 | 74 | drilldownChart->setChartTheme(QChart::ChartThemeIcy); |
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75 | 75 | |
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76 | 76 | //! [3] |
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77 | 77 | // Define categories |
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78 | 78 | QStringList months; |
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79 | 79 | months << "May" << "Jun" << "Jul" << "Aug" << "Sep"; |
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80 | 80 | QStringList weeks; |
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81 | 81 | weeks << "week 1" << "week 2" << "week 3" << "week 4"; |
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82 | 82 | QStringList plants; |
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83 | 83 | plants << "Habanero" << "Lemon Drop" << "Starfish" << "Aji Amarillo"; |
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84 | 84 | //! [3] |
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85 | 85 | |
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86 | 86 | //! [4] |
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87 | 87 | // Create drilldown structure |
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88 | 88 | DrilldownBarSeries* seasonSeries = new DrilldownBarSeries(months, drilldownChart); |
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89 | 89 | seasonSeries->setTitle("Crop by month - Season"); |
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90 | 90 | |
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91 | 91 | // Each month in season series has drilldown series for weekly data |
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92 | 92 | foreach (QString month, months) { |
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93 | 93 | |
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94 | 94 | // Create drilldown series for every week |
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95 | 95 | DrilldownBarSeries* weeklySeries = new DrilldownBarSeries(weeks, drilldownChart); |
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96 | 96 | seasonSeries->mapDrilldownSeries(month, weeklySeries); |
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97 | 97 | |
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98 | 98 | // Drilling down from weekly data brings us back to season data. |
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99 | 99 | foreach (QString week, weeks) { |
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100 | 100 | weeklySeries->mapDrilldownSeries(week, seasonSeries); |
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101 | 101 | weeklySeries->setTitle(QString("Crop by week - " + month)); |
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102 | 102 | } |
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103 | 103 | |
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104 | 104 | // Use right click signal to implement drilldown |
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105 | 105 | QObject::connect(weeklySeries,SIGNAL(rightClicked(QBarSet*,QString)),drilldownChart,SLOT(handleRightClick(QBarSet*,QString))); |
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106 | 106 | } |
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107 | 107 | |
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108 | 108 | // Enable drilldown from season series using right click. |
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109 | 109 | QObject::connect(seasonSeries,SIGNAL(rightClicked(QBarSet*,QString)),drilldownChart,SLOT(handleRightClick(QBarSet*,QString))); |
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110 | 110 | //! [4] |
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111 | 111 | |
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112 | 112 | //! [5] |
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113 | 113 | // Fill monthly and weekly series with data |
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114 | 114 | foreach (QString plant, plants) { |
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115 | 115 | QBarSet* monthlyCrop = new QBarSet(plant); |
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116 | 116 | foreach (QString month, months) { |
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117 | 117 | QBarSet* weeklyCrop = new QBarSet(plant); |
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118 | 118 | foreach (QString week, weeks ) { |
|
119 | 119 | *weeklyCrop << (qrand() % 20); |
|
120 | 120 | } |
|
121 | 121 | // Get the drilldown series from season series and add crop to it. |
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122 | 122 | seasonSeries->drilldownSeries(month)->addBarSet(weeklyCrop); |
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123 | 123 | seasonSeries->drilldownSeries(month)->setToolTipEnabled(true); |
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124 | 124 | *monthlyCrop << weeklyCrop->total(); |
|
125 | 125 | |
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126 | 126 | QObject::connect(weeklyCrop,SIGNAL(clicked(QString)),weeklyCrop,SIGNAL(toggleFloatingValues())); |
|
127 | 127 | } |
|
128 | 128 | seasonSeries->addBarSet(monthlyCrop); |
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129 | 129 | QObject::connect(monthlyCrop,SIGNAL(clicked(QString)),monthlyCrop,SIGNAL(toggleFloatingValues())); |
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130 | 130 | } |
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131 | 131 | //! [5] |
|
132 | 132 | |
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133 | 133 | seasonSeries->setToolTipEnabled(true); |
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134 | 134 | |
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135 | 135 | //! [6] |
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136 | 136 | // Show season series in initial view |
|
137 | 137 | drilldownChart->changeSeries(seasonSeries); |
|
138 | 138 | drilldownChart->setChartTitle(seasonSeries->title()); |
|
139 | 139 | //! [6] |
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140 | 140 | |
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141 | 141 | // Disable axis, since they don't really apply to bar chart |
|
142 | 142 | // drilldownChart->axisX()->setAxisVisible(false); |
|
143 | drilldownChart->axisX()->setGridVisible(false); | |
|
143 | drilldownChart->axisX()->setGridLineVisible(false); | |
|
144 | 144 | // drilldownChart->axisX()->setLabelsVisible(false); |
|
145 | 145 | |
|
146 | 146 | QLegend* l = drilldownChart->legend(); |
|
147 | 147 | l->handleGeometryChanged(QRectF(20,20,100,100)); |
|
148 | 148 | |
|
149 | 149 | window.setCentralWidget(drilldownChart); |
|
150 | 150 | window.resize(400, 300); |
|
151 | 151 | window.show(); |
|
152 | 152 | |
|
153 | 153 | return a.exec(); |
|
154 | 154 | } |
|
155 | 155 | |
|
156 | 156 | #include "main.moc" |
@@ -1,414 +1,414 | |||
|
1 | 1 | #include "axisitem_p.h" |
|
2 | 2 | #include "qchartaxis.h" |
|
3 | 3 | #include "chartpresenter_p.h" |
|
4 | 4 | #include "chartanimator_p.h" |
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5 | 5 | #include <QPainter> |
|
6 | 6 | #include <QDebug> |
|
7 | 7 | |
|
8 | 8 | static int label_padding = 5; |
|
9 | 9 | |
|
10 | 10 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
11 | 11 | |
|
12 | 12 | AxisItem::AxisItem(QChartAxis* axis,ChartPresenter* presenter,AxisType type,QGraphicsItem* parent) : |
|
13 | 13 | ChartItem(parent), |
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14 | 14 | m_presenter(presenter), |
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15 | 15 | m_chartAxis(axis), |
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16 | 16 | m_type(type), |
|
17 | 17 | m_labelsAngle(0), |
|
18 | 18 | m_grid(parent), |
|
19 | 19 | m_shades(parent), |
|
20 | 20 | m_labels(parent), |
|
21 | 21 | m_axis(parent), |
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22 | 22 | m_min(0), |
|
23 | 23 | m_max(0), |
|
24 | 24 | m_ticksCount(0) |
|
25 | 25 | { |
|
26 | 26 | //initial initialization |
|
27 | 27 | m_axis.setZValue(ChartPresenter::AxisZValue); |
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28 | 28 | m_shades.setZValue(ChartPresenter::ShadesZValue); |
|
29 | 29 | m_grid.setZValue(ChartPresenter::GridZValue); |
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30 | 30 | setFlags(QGraphicsItem::ItemHasNoContents); |
|
31 | 31 | |
|
32 | 32 | QObject::connect(m_chartAxis,SIGNAL(updated()),this,SLOT(handleAxisUpdated())); |
|
33 | 33 | QObject::connect(m_chartAxis->categories(),SIGNAL(updated()),this,SLOT(handleAxisCategoriesUpdated())); |
|
34 | 34 | |
|
35 | 35 | handleAxisUpdated(); |
|
36 | 36 | } |
|
37 | 37 | |
|
38 | 38 | AxisItem::~AxisItem() |
|
39 | 39 | { |
|
40 | 40 | } |
|
41 | 41 | |
|
42 | 42 | QRectF AxisItem::boundingRect() const |
|
43 | 43 | { |
|
44 | 44 | return QRectF(); |
|
45 | 45 | } |
|
46 | 46 | |
|
47 | 47 | void AxisItem::createItems(int count) |
|
48 | 48 | { |
|
49 | 49 | |
|
50 | 50 | if(m_axis.children().size()==0) |
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51 | 51 | m_axis.addToGroup(new QGraphicsLineItem()); |
|
52 | 52 | for (int i = 0; i < count; ++i) { |
|
53 | 53 | m_grid.addToGroup(new QGraphicsLineItem()); |
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54 | 54 | m_labels.addToGroup(new QGraphicsSimpleTextItem()); |
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55 | 55 | m_axis.addToGroup(new QGraphicsLineItem()); |
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56 | 56 | if((m_grid.childItems().size())%2 && m_grid.childItems().size()>2) m_shades.addToGroup(new QGraphicsRectItem()); |
|
57 | 57 | } |
|
58 | 58 | } |
|
59 | 59 | |
|
60 | 60 | void AxisItem::deleteItems(int count) |
|
61 | 61 | { |
|
62 | 62 | QList<QGraphicsItem *> lines = m_grid.childItems(); |
|
63 | 63 | QList<QGraphicsItem *> labels = m_labels.childItems(); |
|
64 | 64 | QList<QGraphicsItem *> shades = m_shades.childItems(); |
|
65 | 65 | QList<QGraphicsItem *> axis = m_axis.childItems(); |
|
66 | 66 | |
|
67 | 67 | for (int i = 0; i < count; ++i) { |
|
68 | 68 | if(lines.size()%2 && lines.size()>1) delete(shades.takeLast()); |
|
69 | 69 | delete(lines.takeLast()); |
|
70 | 70 | delete(labels.takeLast()); |
|
71 | 71 | delete(axis.takeLast()); |
|
72 | 72 | } |
|
73 | 73 | } |
|
74 | 74 | |
|
75 | 75 | void AxisItem::updateLayout(QVector<qreal>& layout) |
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76 | 76 | { |
|
77 | 77 | if(m_animator){ |
|
78 | 78 | m_animator->applyLayout(this,layout); |
|
79 | 79 | } |
|
80 | 80 | else setLayout(layout); |
|
81 | 81 | } |
|
82 | 82 | |
|
83 | 83 | QStringList AxisItem::createLabels(int ticks, qreal min, qreal max) const |
|
84 | 84 | { |
|
85 | 85 | Q_ASSERT(max>=min); |
|
86 | 86 | Q_ASSERT(ticks>0); |
|
87 | 87 | |
|
88 | 88 | QStringList labels; |
|
89 | 89 | |
|
90 | 90 | QChartAxisCategories* categories = m_chartAxis->categories(); |
|
91 | 91 | |
|
92 | 92 | for(int i=0; i< ticks; i++) { |
|
93 | 93 | qreal value = min + (i * (max - min)/ (ticks-1)); |
|
94 | 94 | if(categories->count()==0) { |
|
95 | 95 | labels << QString::number(value); |
|
96 | 96 | } |
|
97 | 97 | else { |
|
98 | 98 | QString label = categories->label(value); |
|
99 | 99 | labels << label; |
|
100 | 100 | } |
|
101 | 101 | } |
|
102 | 102 | return labels; |
|
103 | 103 | } |
|
104 | 104 | |
|
105 | 105 | void AxisItem::setAxisOpacity(qreal opacity) |
|
106 | 106 | { |
|
107 | 107 | m_axis.setOpacity(opacity); |
|
108 | 108 | } |
|
109 | 109 | |
|
110 | 110 | qreal AxisItem::axisOpacity() const |
|
111 | 111 | { |
|
112 | 112 | return m_axis.opacity(); |
|
113 | 113 | } |
|
114 | 114 | |
|
115 | 115 | void AxisItem::setGridOpacity(qreal opacity) |
|
116 | 116 | { |
|
117 | 117 | m_grid.setOpacity(opacity); |
|
118 | 118 | } |
|
119 | 119 | |
|
120 | 120 | qreal AxisItem::gridOpacity() const |
|
121 | 121 | { |
|
122 | 122 | return m_grid.opacity(); |
|
123 | 123 | } |
|
124 | 124 | |
|
125 | 125 | void AxisItem::setLabelsOpacity(qreal opacity) |
|
126 | 126 | { |
|
127 | 127 | m_labels.setOpacity(opacity); |
|
128 | 128 | } |
|
129 | 129 | |
|
130 | 130 | qreal AxisItem::labelsOpacity() const |
|
131 | 131 | { |
|
132 | 132 | return m_labels.opacity(); |
|
133 | 133 | } |
|
134 | 134 | |
|
135 | 135 | void AxisItem::setShadesOpacity(qreal opacity) |
|
136 | 136 | { |
|
137 | 137 | m_shades.setOpacity(opacity); |
|
138 | 138 | } |
|
139 | 139 | |
|
140 | 140 | qreal AxisItem::shadesOpacity() const |
|
141 | 141 | { |
|
142 | 142 | return m_shades.opacity(); |
|
143 | 143 | } |
|
144 | 144 | |
|
145 | 145 | void AxisItem::setLabelsAngle(int angle) |
|
146 | 146 | { |
|
147 | 147 | foreach(QGraphicsItem* item , m_labels.childItems()) { |
|
148 | 148 | QPointF center = item->boundingRect().center(); |
|
149 | 149 | item->setRotation(angle); |
|
150 | 150 | } |
|
151 | 151 | |
|
152 | 152 | m_labelsAngle=angle; |
|
153 | 153 | } |
|
154 | 154 | |
|
155 | 155 | void AxisItem::setLabelsPen(const QPen& pen) |
|
156 | 156 | { |
|
157 | 157 | foreach(QGraphicsItem* item , m_labels.childItems()) { |
|
158 | 158 | static_cast<QGraphicsSimpleTextItem*>(item)->setPen(pen); |
|
159 | 159 | } |
|
160 | 160 | } |
|
161 | 161 | |
|
162 | 162 | void AxisItem::setLabelsBrush(const QBrush& brush) |
|
163 | 163 | { |
|
164 | 164 | foreach(QGraphicsItem* item , m_labels.childItems()) { |
|
165 | 165 | static_cast<QGraphicsSimpleTextItem*>(item)->setBrush(brush); |
|
166 | 166 | } |
|
167 | 167 | } |
|
168 | 168 | |
|
169 | 169 | void AxisItem::setLabelsFont(const QFont& font) |
|
170 | 170 | { |
|
171 | 171 | foreach(QGraphicsItem* item , m_labels.childItems()) { |
|
172 | 172 | static_cast<QGraphicsSimpleTextItem*>(item)->setFont(font); |
|
173 | 173 | } |
|
174 | 174 | } |
|
175 | 175 | |
|
176 | 176 | void AxisItem::setShadesBrush(const QBrush& brush) |
|
177 | 177 | { |
|
178 | 178 | foreach(QGraphicsItem* item , m_shades.childItems()) { |
|
179 | 179 | static_cast<QGraphicsRectItem*>(item)->setBrush(brush); |
|
180 | 180 | } |
|
181 | 181 | } |
|
182 | 182 | |
|
183 | 183 | void AxisItem::setShadesPen(const QPen& pen) |
|
184 | 184 | { |
|
185 | 185 | foreach(QGraphicsItem* item , m_shades.childItems()) { |
|
186 | 186 | static_cast<QGraphicsRectItem*>(item)->setPen(pen); |
|
187 | 187 | } |
|
188 | 188 | } |
|
189 | 189 | |
|
190 | 190 | void AxisItem::setAxisPen(const QPen& pen) |
|
191 | 191 | { |
|
192 | 192 | foreach(QGraphicsItem* item , m_axis.childItems()) { |
|
193 | 193 | static_cast<QGraphicsLineItem*>(item)->setPen(pen); |
|
194 | 194 | } |
|
195 | 195 | } |
|
196 | 196 | |
|
197 | 197 | void AxisItem::setGridPen(const QPen& pen) |
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198 | 198 | { |
|
199 | 199 | foreach(QGraphicsItem* item , m_grid.childItems()) { |
|
200 | 200 | static_cast<QGraphicsLineItem*>(item)->setPen(pen); |
|
201 | 201 | } |
|
202 | 202 | } |
|
203 | 203 | |
|
204 | 204 | QVector<qreal> AxisItem::calculateLayout() const |
|
205 | 205 | { |
|
206 | 206 | Q_ASSERT(m_ticksCount>=2); |
|
207 | 207 | |
|
208 | 208 | QVector<qreal> points; |
|
209 | 209 | points.resize(m_ticksCount); |
|
210 | 210 | |
|
211 | 211 | switch (m_type) |
|
212 | 212 | { |
|
213 | 213 | case X_AXIS: |
|
214 | 214 | { |
|
215 | 215 | const qreal deltaX = m_rect.width()/(m_ticksCount-1); |
|
216 | 216 | for (int i = 0; i < m_ticksCount; ++i) { |
|
217 | 217 | int x = i * deltaX + m_rect.left(); |
|
218 | 218 | points[i] = x; |
|
219 | 219 | } |
|
220 | 220 | } |
|
221 | 221 | break; |
|
222 | 222 | case Y_AXIS: |
|
223 | 223 | { |
|
224 | 224 | const qreal deltaY = m_rect.height()/(m_ticksCount-1); |
|
225 | 225 | for (int i = 0; i < m_ticksCount; ++i) { |
|
226 | 226 | int y = i * -deltaY + m_rect.bottom(); |
|
227 | 227 | points[i] = y; |
|
228 | 228 | } |
|
229 | 229 | } |
|
230 | 230 | break; |
|
231 | 231 | } |
|
232 | 232 | return points; |
|
233 | 233 | } |
|
234 | 234 | |
|
235 | 235 | void AxisItem::setLayout(QVector<qreal>& layout) |
|
236 | 236 | { |
|
237 | 237 | int diff = m_layoutVector.size() - layout.size(); |
|
238 | 238 | |
|
239 | 239 | if(diff>0) { |
|
240 | 240 | deleteItems(diff); |
|
241 | 241 | } |
|
242 | 242 | else if(diff<0) { |
|
243 | 243 | createItems(-diff); |
|
244 | 244 | } |
|
245 | 245 | |
|
246 | 246 | if(diff!=0) handleAxisUpdated(); |
|
247 | 247 | |
|
248 | 248 | QStringList ticksList = createLabels(layout.size(),m_min,m_max); |
|
249 | 249 | |
|
250 | 250 | QList<QGraphicsItem *> lines = m_grid.childItems(); |
|
251 | 251 | QList<QGraphicsItem *> labels = m_labels.childItems(); |
|
252 | 252 | QList<QGraphicsItem *> shades = m_shades.childItems(); |
|
253 | 253 | QList<QGraphicsItem *> axis = m_axis.childItems(); |
|
254 | 254 | |
|
255 | 255 | Q_ASSERT(labels.size() == ticksList.size()); |
|
256 | 256 | Q_ASSERT(layout.size() == ticksList.size()); |
|
257 | 257 | Q_ASSERT(layout.size() == m_ticksCount); |
|
258 | 258 | |
|
259 | 259 | switch (m_type) |
|
260 | 260 | { |
|
261 | 261 | case X_AXIS: |
|
262 | 262 | { |
|
263 | 263 | QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0)); |
|
264 | 264 | lineItem->setLine(m_rect.left(), m_rect.bottom(), m_rect.right(), m_rect.bottom()); |
|
265 | 265 | |
|
266 | 266 | for (int i = 0; i < layout.size(); ++i) { |
|
267 | 267 | QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i)); |
|
268 | 268 | lineItem->setLine(layout[i], m_rect.top(), layout[i], m_rect.bottom()); |
|
269 | 269 | QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i)); |
|
270 | 270 | labelItem->setText(ticksList.at(i)); |
|
271 | 271 | QPointF center = labelItem->boundingRect().center(); |
|
272 | 272 | labelItem->setTransformOriginPoint(center.x(), center.y()); |
|
273 | 273 | labelItem->setPos(layout[i] - center.x(), m_rect.bottom() + label_padding); |
|
274 | 274 | if(i%2 && i+1 < layout.size() && i>1) { |
|
275 | 275 | QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2)); |
|
276 | 276 | rectItem->setRect(layout[i],m_rect.top(),layout[i+1]-layout[i],m_rect.height()); |
|
277 | 277 | } |
|
278 | 278 | lineItem = static_cast<QGraphicsLineItem*>(axis.at(i+1)); |
|
279 | 279 | lineItem->setLine(layout[i],m_rect.bottom(),layout[i],m_rect.bottom()+5); |
|
280 | 280 | } |
|
281 | 281 | } |
|
282 | 282 | break; |
|
283 | 283 | |
|
284 | 284 | case Y_AXIS: |
|
285 | 285 | { |
|
286 | 286 | QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(axis.at(0)); |
|
287 | 287 | lineItem->setLine(m_rect.left() , m_rect.top(), m_rect.left(), m_rect.bottom()); |
|
288 | 288 | |
|
289 | 289 | for (int i = 0; i < layout.size(); ++i) { |
|
290 | 290 | QGraphicsLineItem *lineItem = static_cast<QGraphicsLineItem*>(lines.at(i)); |
|
291 | 291 | lineItem->setLine(m_rect.left() , layout[i], m_rect.right(), layout[i]); |
|
292 | 292 | QGraphicsSimpleTextItem *labelItem = static_cast<QGraphicsSimpleTextItem*>(labels.at(i)); |
|
293 | 293 | labelItem->setText(ticksList.at(i)); |
|
294 | 294 | QPointF center = labelItem->boundingRect().center(); |
|
295 | 295 | labelItem->setTransformOriginPoint(center.x(), center.y()); |
|
296 | 296 | labelItem->setPos(m_rect.left() - labelItem->boundingRect().width() - label_padding , layout[i]-center.y()); |
|
297 | 297 | if(i%2 && i+1 < layout.size() && i>1) { |
|
298 | 298 | QGraphicsRectItem *rectItem = static_cast<QGraphicsRectItem*>(shades.at(i/2)); |
|
299 | 299 | rectItem->setRect(m_rect.left(),layout[i],m_rect.width(),layout[i]-layout[i+1]); |
|
300 | 300 | } |
|
301 | 301 | lineItem = static_cast<QGraphicsLineItem*>(axis.at(i+1)); |
|
302 | 302 | lineItem->setLine(m_rect.left()-5,layout[i],m_rect.left(),layout[i]); |
|
303 | 303 | } |
|
304 | 304 | } |
|
305 | 305 | break; |
|
306 | 306 | default: |
|
307 | 307 | qDebug()<<"Unknown axis type"; |
|
308 | 308 | break; |
|
309 | 309 | } |
|
310 | 310 | |
|
311 | 311 | m_layoutVector=layout; |
|
312 | 312 | } |
|
313 | 313 | |
|
314 | 314 | bool AxisItem::isEmpty() |
|
315 | 315 | { |
|
316 | 316 | return m_rect.isEmpty() || m_min==m_max || m_ticksCount==0; |
|
317 | 317 | } |
|
318 | 318 | |
|
319 | 319 | //handlers |
|
320 | 320 | |
|
321 | 321 | void AxisItem::handleAxisCategoriesUpdated() |
|
322 | 322 | { |
|
323 | 323 | if(isEmpty()) return; |
|
324 | 324 | updateLayout(m_layoutVector); |
|
325 | 325 | } |
|
326 | 326 | |
|
327 | 327 | void AxisItem::handleAxisUpdated() |
|
328 | 328 | { |
|
329 | 329 | |
|
330 | 330 | if(isEmpty()) return; |
|
331 | 331 | |
|
332 | 332 | if(m_chartAxis->isAxisVisible()) { |
|
333 | 333 | setAxisOpacity(100); |
|
334 | 334 | } |
|
335 | 335 | else { |
|
336 | 336 | setAxisOpacity(0); |
|
337 | 337 | } |
|
338 | 338 | |
|
339 | if(m_chartAxis->isGridVisible()) { | |
|
339 | if(m_chartAxis->isGridLineVisible()) { | |
|
340 | 340 | setGridOpacity(100); |
|
341 | 341 | } |
|
342 | 342 | else { |
|
343 | 343 | setGridOpacity(0); |
|
344 | 344 | } |
|
345 | 345 | |
|
346 | 346 | if(m_chartAxis->labelsVisible()) |
|
347 | 347 | { |
|
348 | 348 | setLabelsOpacity(100); |
|
349 | 349 | } |
|
350 | 350 | else { |
|
351 | 351 | setLabelsOpacity(0); |
|
352 | 352 | } |
|
353 | 353 | |
|
354 | 354 | if(m_chartAxis->shadesVisible()) { |
|
355 | 355 | setShadesOpacity(m_chartAxis->shadesOpacity()); |
|
356 | 356 | } |
|
357 | 357 | else { |
|
358 | 358 | setShadesOpacity(0); |
|
359 | 359 | } |
|
360 | 360 | |
|
361 | 361 | setLabelsAngle(m_chartAxis->labelsAngle()); |
|
362 | 362 | setAxisPen(m_chartAxis->axisPen()); |
|
363 | 363 | setLabelsPen(m_chartAxis->labelsPen()); |
|
364 | 364 | setLabelsBrush(m_chartAxis->labelsBrush()); |
|
365 | 365 | setLabelsFont(m_chartAxis->labelsFont()); |
|
366 | setGridPen(m_chartAxis->gridPen()); | |
|
366 | setGridPen(m_chartAxis->gridLinePen()); | |
|
367 | 367 | setShadesPen(m_chartAxis->shadesPen()); |
|
368 | 368 | setShadesBrush(m_chartAxis->shadesBrush()); |
|
369 | 369 | |
|
370 | 370 | } |
|
371 | 371 | |
|
372 | 372 | void AxisItem::handleRangeChanged(qreal min, qreal max,int tickCount) |
|
373 | 373 | { |
|
374 | 374 | m_min = min; |
|
375 | 375 | m_max = max; |
|
376 | 376 | m_ticksCount = tickCount; |
|
377 | 377 | |
|
378 | 378 | /*= qrand()%10; |
|
379 | 379 | |
|
380 | 380 | while(m_ticksCount<2){ |
|
381 | 381 | m_ticksCount = qrand()%10; |
|
382 | 382 | } |
|
383 | 383 | |
|
384 | 384 | qDebug()<<"Warning : This is testing . Simulating new random ticks "<< m_ticksCount; |
|
385 | 385 | //m_chartAxis->setTicksCount(m_ticksCount); |
|
386 | 386 | */ |
|
387 | 387 | |
|
388 | 388 | if(isEmpty()) return; |
|
389 | 389 | QVector<qreal> layout = calculateLayout(); |
|
390 | 390 | updateLayout(layout); |
|
391 | 391 | |
|
392 | 392 | } |
|
393 | 393 | |
|
394 | 394 | void AxisItem::handleGeometryChanged(const QRectF& rect) |
|
395 | 395 | { |
|
396 | 396 | m_rect = rect; |
|
397 | 397 | if(isEmpty()) return; |
|
398 | 398 | QVector<qreal> layout = calculateLayout(); |
|
399 | 399 | updateLayout(layout); |
|
400 | 400 | } |
|
401 | 401 | |
|
402 | 402 | //painter |
|
403 | 403 | |
|
404 | 404 | void AxisItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) |
|
405 | 405 | { |
|
406 | 406 | Q_UNUSED(painter); |
|
407 | 407 | Q_UNUSED(option); |
|
408 | 408 | Q_UNUSED(widget); |
|
409 | 409 | } |
|
410 | 410 | |
|
411 | 411 | //TODO "nice numbers algorithm" |
|
412 | 412 | #include "moc_axisitem_p.cpp" |
|
413 | 413 | |
|
414 | 414 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,391 +1,391 | |||
|
1 | 1 | #include "qchartaxis.h" |
|
2 | 2 | |
|
3 | 3 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
|
4 | 4 | |
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5 | 5 | /*! |
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6 | 6 | \class QChartAxis |
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7 | 7 | \brief The QChartAxis class is used for manipulating chart's axis |
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8 | 8 | and for adding optional axes to the chart. |
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9 | 9 | \mainclass |
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10 | 10 | |
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11 | 11 | There is only one x Axis, however there can be multiple y axes. |
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12 | 12 | Each chart series can be bound to exactly one Y axis and the share common X axis. |
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13 | 13 | Axis can be setup to show axis line with ticks, gird lines and shades. |
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14 | 14 | |
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15 | 15 | */ |
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16 | 16 | |
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17 | 17 | /*! |
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18 | 18 | \fn bool QChartAxis::isAxisVisible() const |
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19 | 19 | \brief Returns if axis is visible |
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20 | 20 | \sa setAxisVisible() |
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21 | 21 | */ |
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22 | 22 | |
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23 | 23 | /*! |
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24 | 24 | \fn QPen QChartAxis::axisPen() const |
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25 | 25 | \brief Returns pen used to draw axis and ticks. |
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26 | 26 | \sa setAxisPen() |
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27 | 27 | */ |
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28 | 28 | |
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29 | 29 | |
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30 | 30 | /*! |
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31 | \fn bool QChartAxis::isGridVisible() const | |
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31 | \fn bool QChartAxis::isGridLineVisible() const | |
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32 | 32 | \brief Returns if grid is visible |
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33 | \sa setGridVisible() | |
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33 | \sa setGridLineVisible() | |
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34 | 34 | */ |
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35 | 35 | |
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36 | 36 | /*! |
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37 | 37 | \fn QPen QChartAxis::gridPen() const |
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38 | 38 | \brief Returns pen used to draw grid. |
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39 | 39 | \sa setGridPen() |
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40 | 40 | */ |
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41 | 41 | |
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42 | 42 | /*! |
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43 | 43 | \fn bool QChartAxis::labelsVisible() const |
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44 | 44 | \brief Returns if grid is visible |
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45 | 45 | \sa setLabelsVisible() |
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46 | 46 | */ |
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47 | 47 | |
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48 | 48 | /*! |
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49 | 49 | \fn QPen QChartAxis::labelsPen() const |
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50 | 50 | \brief Returns the pen used to labels. |
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51 | 51 | \sa setLabelsPen() |
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52 | 52 | */ |
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53 | 53 | |
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54 | 54 | /*! |
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55 | 55 | \fn QBrush QChartAxis::labelsBrush() const |
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56 | 56 | \brief Returns brush used to draw labels. |
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57 | 57 | \sa setLabelsBrush() |
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58 | 58 | */ |
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59 | 59 | |
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60 | 60 | /*! |
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61 | 61 | \fn QFont QChartAxis::labelsFont() const |
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62 | 62 | \brief Returns font used to draw labels. |
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63 | 63 | \sa setLabelsFont() |
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64 | 64 | */ |
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65 | 65 | |
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66 | 66 | /*! |
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67 | 67 | \fn QFont QChartAxis::labelsAngle() const |
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68 | 68 | \brief Returns angle used to draw labels. |
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69 | 69 | \sa setLabelsAngle() |
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70 | 70 | */ |
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71 | 71 | |
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72 | 72 | /*! |
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73 | 73 | \fn bool QChartAxis::shadesVisible() const |
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74 | 74 | \brief Returns if shades are visible. |
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75 | 75 | \sa setShadesVisible() |
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76 | 76 | */ |
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77 | 77 | |
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78 | 78 | /*! |
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79 | 79 | \fn qreal QChartAxis::shadesOpacity() const |
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80 | 80 | \brief Returns opacity of shades. |
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81 | 81 | */ |
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82 | 82 | |
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83 | 83 | /*! |
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84 | 84 | \fn QPen QChartAxis::shadesPen() const |
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85 | 85 | \brief Returns pen used to draw shades. |
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86 | 86 | \sa setShadesPen() |
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87 | 87 | */ |
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88 | 88 | |
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89 | 89 | /*! |
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90 | 90 | \fn QBrush QChartAxis::shadesBrush() const |
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91 | 91 | \brief Returns brush used to draw shades. |
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92 | 92 | \sa setShadesBrush() |
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93 | 93 | */ |
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94 | 94 | |
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95 | 95 | /*! |
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96 | 96 | \fn qreal QChartAxis::min() const |
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97 | 97 | \brief Returns minimum value on the axis. |
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98 | 98 | \sa setMin() |
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99 | 99 | */ |
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100 | 100 | |
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101 | 101 | /*! |
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102 | 102 | \fn qreal QChartAxis::max() const |
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103 | 103 | \brief Returns maximim value on the axis. |
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104 | 104 | \sa setMax() |
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105 | 105 | */ |
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106 | 106 | |
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107 | 107 | /*! |
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108 | 108 | \fn void QChartAxis::minChanged(qreal min) |
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109 | 109 | \brief Axis emits signal when \a min of axis has changed. |
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110 | 110 | */ |
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111 | 111 | |
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112 | 112 | /*! |
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113 | 113 | \fn void QChartAxis::maxChanged(qreal max) |
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114 | 114 | \brief Axis emits signal when \a max of axis has changed. |
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115 | 115 | */ |
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116 | 116 | |
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117 | 117 | /*! |
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118 | 118 | \fn void QChartAxis::rangeChanged(qreal min, qreal max) |
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119 | 119 | \brief Axis emits signal when \a min or \a max of axis has changed. |
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120 | 120 | */ |
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121 | 121 | |
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122 | 122 | /*! |
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123 | 123 | \fn int QChartAxis::ticksCount() const |
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124 | 124 | \brief Return number of ticks on the axis |
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125 | 125 | \sa setTicksCount() |
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126 | 126 | */ |
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127 | 127 | |
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128 | 128 | /*! |
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129 | 129 | \fn void QChartAxis::updated() |
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130 | 130 | \brief \internal |
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131 | 131 | */ |
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132 | 132 | |
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133 | 133 | /*! |
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134 | 134 | \fn void QChartAxis::handleAxisRangeChanged(qreal min, qreal max) |
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135 | 135 | \brief \internal \a min \a max |
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136 | 136 | */ |
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137 | 137 | |
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138 | 138 | /*! |
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139 | 139 | Constructs new axis object which is a child of \a parent. Ownership is taken by |
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140 | 140 | QChatView or QChart when axis added. |
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141 | 141 | */ |
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142 | 142 | |
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143 | 143 | QChartAxis::QChartAxis(QObject* parent):QObject(parent), |
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144 | 144 | m_axisVisible(true), |
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145 | m_gridVisible(true), | |
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145 | m_gridLineVisible(true), | |
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146 | 146 | m_labelsVisible(true), |
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147 | 147 | m_labelsAngle(0), |
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148 | 148 | m_shadesVisible(true), |
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149 | 149 | m_shadesOpacity(1.0), |
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150 | 150 | m_min(0), |
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151 | 151 | m_max(0), |
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152 | 152 | m_ticksCount(5) |
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153 | 153 | { |
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154 | 154 | |
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155 | 155 | } |
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156 | 156 | |
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157 | 157 | /*! |
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158 | 158 | Destructor of the axis object. When axis is added to chart, chart object takes ownership. |
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159 | 159 | */ |
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160 | 160 | |
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161 | 161 | QChartAxis::~QChartAxis() |
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162 | 162 | { |
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163 | 163 | } |
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164 | 164 | |
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165 | 165 | /*! |
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166 | 166 | Sets \a pen used to draw axis line and ticks. |
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167 | 167 | */ |
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168 | 168 | void QChartAxis::setAxisPen(const QPen& pen) |
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169 | 169 | { |
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170 | 170 | if (pen != m_axisPen) { |
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171 | 171 | m_axisPen=pen; |
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172 | 172 | emit updated(); |
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173 | 173 | } |
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174 | 174 | } |
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175 | 175 | |
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176 | 176 | /*! |
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177 | 177 | Sets if axis and ticks are \a visible. |
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178 | 178 | */ |
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179 | 179 | void QChartAxis::setAxisVisible(bool visible) |
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180 | 180 | { |
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181 | 181 | if (m_axisVisible!=visible) { |
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182 | 182 | m_axisVisible=visible; |
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183 | 183 | emit updated(); |
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184 | 184 | } |
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185 | 185 | } |
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186 | 186 | |
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187 | 187 | /*! |
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188 | Sets if grid is \a visible. | |
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188 | Sets if grid line is \a visible. | |
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189 | 189 | */ |
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190 | void QChartAxis::setGridVisible(bool visible) | |
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190 | void QChartAxis::setGridLineVisible(bool visible) | |
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191 | 191 | { |
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192 | if (m_gridVisible!=visible) { | |
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193 | m_gridVisible=visible; | |
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192 | if (m_gridLineVisible!=visible) { | |
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193 | m_gridLineVisible=visible; | |
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194 | 194 | emit updated(); |
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195 | 195 | } |
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196 | 196 | } |
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197 | 197 | |
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198 | 198 | /*! |
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199 | Sets \a pen used to draw grid. | |
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199 | Sets \a pen used to draw grid line. | |
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200 | 200 | */ |
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201 | void QChartAxis::setGridPen(const QPen& pen) | |
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201 | void QChartAxis::setGridLinePen(const QPen& pen) | |
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202 | 202 | { |
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203 | if (m_gridPen!=pen) { | |
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204 | m_gridPen=pen; | |
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203 | if (m_gridLinePen!=pen) { | |
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204 | m_gridLinePen=pen; | |
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205 | 205 | emit updated(); |
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206 | 206 | } |
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207 | 207 | } |
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208 | 208 | |
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209 | 209 | /*! |
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210 | 210 | Sets if axis' labels are \a visible. |
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211 | 211 | */ |
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212 | 212 | void QChartAxis::setLabelsVisible(bool visible) |
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213 | 213 | { |
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214 | 214 | if(m_labelsVisible!=visible) { |
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215 | 215 | m_labelsVisible=visible; |
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216 | 216 | emit updated(); |
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217 | 217 | } |
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218 | 218 | } |
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219 | 219 | |
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220 | 220 | /*! |
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221 | 221 | Sets \a pen used to draw labels. |
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222 | 222 | */ |
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223 | 223 | void QChartAxis::setLabelsPen(const QPen& pen) |
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224 | 224 | { |
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225 | 225 | if(m_labelsPen!=pen) { |
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226 | 226 | m_labelsPen=pen; |
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227 | 227 | emit updated(); |
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228 | 228 | } |
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229 | 229 | } |
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230 | 230 | |
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231 | 231 | /*! |
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232 | 232 | Sets \a brush used to draw labels. |
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233 | 233 | */ |
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234 | 234 | void QChartAxis::setLabelsBrush(const QBrush& brush) |
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235 | 235 | { |
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236 | 236 | if(m_labelsBrush!=brush) { |
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237 | 237 | m_labelsBrush=brush; |
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238 | 238 | emit updated(); |
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239 | 239 | } |
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240 | 240 | } |
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241 | 241 | |
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242 | 242 | /*! |
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243 | 243 | Sets \a font used to draw labels. |
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244 | 244 | */ |
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245 | 245 | void QChartAxis::setLabelsFont(const QFont& font) |
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246 | 246 | { |
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247 | 247 | if(m_labelsFont!=font) { |
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248 | 248 | m_labelsFont=font; |
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249 | 249 | emit updated(); |
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250 | 250 | } |
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251 | 251 | } |
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252 | 252 | |
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253 | 253 | /*! |
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254 | 254 | Sets \a angle for all the labels on given axis. |
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255 | 255 | */ |
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256 | 256 | void QChartAxis::setLabelsAngle(int angle) |
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257 | 257 | { |
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258 | 258 | if(m_labelsAngle!=angle) { |
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259 | 259 | m_labelsAngle=angle; |
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260 | 260 | emit updated(); |
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261 | 261 | } |
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262 | 262 | } |
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263 | 263 | |
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264 | 264 | /*! |
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265 | 265 | Sets if shades are \a visible. |
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266 | 266 | */ |
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267 | 267 | void QChartAxis::setShadesVisible(bool visible) |
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268 | 268 | { |
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269 | 269 | if(m_shadesVisible!=visible) { |
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270 | 270 | m_shadesVisible=visible; |
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271 | 271 | emit updated(); |
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272 | 272 | } |
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273 | 273 | } |
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274 | 274 | |
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275 | 275 | /*! |
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276 | 276 | Sets \a pen used to draw shades. |
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277 | 277 | */ |
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278 | 278 | void QChartAxis::setShadesPen(const QPen& pen) |
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279 | 279 | { |
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280 | 280 | if(m_shadesPen!=pen) { |
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281 | 281 | m_shadesPen=pen; |
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282 | 282 | emit updated(); |
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283 | 283 | } |
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284 | 284 | } |
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285 | 285 | |
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286 | 286 | /*! |
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287 | 287 | Sets \a brush used to draw shades. |
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288 | 288 | */ |
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289 | 289 | void QChartAxis::setShadesBrush(const QBrush& brush) |
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290 | 290 | { |
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291 | 291 | if(m_shadesBrush!=brush) { |
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292 | 292 | m_shadesBrush=brush; |
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293 | 293 | emit updated(); |
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294 | 294 | } |
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295 | 295 | } |
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296 | 296 | |
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297 | 297 | /*! |
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298 | 298 | Sets \a opacity of the shades. |
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299 | 299 | */ |
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300 | 300 | void QChartAxis::setShadesOpacity(qreal opacity) |
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301 | 301 | { |
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302 | 302 | if(m_shadesOpacity!=opacity) { |
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303 | 303 | m_shadesOpacity=opacity; |
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304 | 304 | emit updated(); |
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305 | 305 | } |
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306 | 306 | } |
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307 | 307 | |
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308 | 308 | /*! |
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309 | 309 | Sets \a min value on the axis. |
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310 | 310 | */ |
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311 | 311 | void QChartAxis::setMin(qreal min) |
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312 | 312 | { |
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313 | 313 | setRange(min,m_max); |
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314 | 314 | } |
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315 | 315 | |
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316 | 316 | /*! |
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317 | 317 | Sets \a max value on the axis. |
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318 | 318 | */ |
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319 | 319 | void QChartAxis::setMax(qreal max) |
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320 | 320 | { |
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321 | 321 | setRange(m_min,max); |
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322 | 322 | } |
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323 | 323 | |
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324 | 324 | /*! |
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325 | 325 | Sets range from \a min to \a max on the axis. |
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326 | 326 | */ |
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327 | 327 | void QChartAxis::setRange(qreal min, qreal max) |
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328 | 328 | { |
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329 | 329 | |
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330 | 330 | |
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331 | 331 | bool changed = false; |
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332 | 332 | if(m_min!=min) { |
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333 | 333 | m_min=min; |
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334 | 334 | changed=true; |
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335 | 335 | emit minChanged(min); |
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336 | 336 | } |
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337 | 337 | |
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338 | 338 | if(m_max!=max) { |
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339 | 339 | m_max=max; |
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340 | 340 | changed=true; |
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341 | 341 | emit maxChanged(max); |
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342 | 342 | } |
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343 | 343 | |
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344 | 344 | if(changed) { |
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345 | 345 | emit rangeChanged(m_min,m_max,m_ticksCount); |
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346 | 346 | } |
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347 | 347 | } |
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348 | 348 | |
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349 | 349 | void QChartAxis::handleAxisRangeChanged(qreal min, qreal max) |
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350 | 350 | { |
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351 | 351 | setRange(min,max); |
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352 | 352 | } |
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353 | 353 | |
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354 | 354 | /*! |
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355 | 355 | Sets \a count for ticks on the axis. |
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356 | 356 | */ |
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357 | 357 | void QChartAxis::setTicksCount(int count) |
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358 | 358 | { |
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359 | 359 | if(m_ticksCount!=count) { |
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360 | 360 | m_ticksCount=count; |
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361 | 361 | emit rangeChanged(m_min,m_max,m_ticksCount); |
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362 | 362 | } |
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363 | 363 | } |
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364 | 364 | |
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365 | 365 | /*! |
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366 | 366 | Sets axis, shades, labels and grid lines to be visible. |
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367 | 367 | */ |
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368 | 368 | void QChartAxis::show() |
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369 | 369 | { |
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370 | 370 | m_axisVisible=true; |
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371 | m_gridVisible=true; | |
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371 | m_gridLineVisible=true; | |
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372 | 372 | m_labelsVisible=true; |
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373 | 373 | m_shadesVisible=true; |
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374 | 374 | emit updated(); |
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375 | 375 | } |
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376 | 376 | |
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377 | 377 | /*! |
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378 | 378 | Sets axis, shades, labels and grid lines to not be visible. |
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379 | 379 | */ |
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380 | 380 | void QChartAxis::hide() |
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381 | 381 | { |
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382 | 382 | m_axisVisible=false; |
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383 | m_gridVisible=false; | |
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383 | m_gridLineVisible=false; | |
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384 | 384 | m_labelsVisible=false; |
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385 | 385 | m_shadesVisible=false; |
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386 | 386 | emit updated(); |
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387 | 387 | } |
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388 | 388 | |
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389 | 389 | #include "moc_qchartaxis.cpp" |
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390 | 390 | |
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391 | 391 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,106 +1,106 | |||
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1 | 1 | #ifndef QCHARTAXIS_H_ |
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2 | 2 | #define QCHARTAXIS_H_ |
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3 | 3 | |
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4 | 4 | #include <qchartaxiscategories.h> |
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5 | 5 | #include <QPen> |
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6 | 6 | #include <QFont> |
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7 | 7 | |
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8 | 8 | |
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9 | 9 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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10 | 10 | |
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11 | 11 | class QTCOMMERCIALCHART_EXPORT QChartAxis : public QObject |
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12 | 12 | { |
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13 | 13 | Q_OBJECT |
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14 | 14 | public: |
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15 | 15 | QChartAxis(QObject* parent =0); |
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16 | 16 | ~QChartAxis(); |
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17 | 17 | |
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18 | 18 | //axis handling |
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19 | 19 | bool isAxisVisible() const { return m_axisVisible;}; |
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20 | 20 | void setAxisVisible(bool visible); |
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21 | 21 | void setAxisPen(const QPen& pen); |
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22 | 22 | QPen axisPen() const { return m_axisPen;}; |
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23 | 23 | |
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24 | 24 | //grid handling |
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25 | bool isGridVisible() const { return m_gridVisible;}; | |
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26 | void setGridVisible(bool visible); | |
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27 | void setGridPen(const QPen& pen); | |
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28 | QPen gridPen() const {return m_gridPen;} | |
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25 | bool isGridLineVisible() const { return m_gridLineVisible;}; | |
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26 | void setGridLineVisible(bool visible); | |
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27 | void setGridLinePen(const QPen& pen); | |
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28 | QPen gridLinePen() const {return m_gridLinePen;} | |
|
29 | 29 | |
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30 | 30 | //labels handling |
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31 | 31 | bool labelsVisible() const { return m_labelsVisible;}; |
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32 | 32 | void setLabelsVisible(bool visible); |
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33 | 33 | void setLabelsPen(const QPen& pen); |
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34 | 34 | QPen labelsPen() const { return m_labelsPen;} |
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35 | 35 | void setLabelsBrush(const QBrush& brush); |
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36 | 36 | QBrush labelsBrush() const { return m_labelsBrush;} |
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37 | 37 | void setLabelsFont(const QFont& font); |
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38 | 38 | QFont labelsFont() const { return m_labelsFont;} |
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39 | 39 | void setLabelsAngle(int angle); |
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40 | 40 | int labelsAngle() const { return m_labelsAngle;}; |
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41 | 41 | |
|
42 | 42 | //shades handling |
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43 | 43 | bool shadesVisible() const { return m_shadesVisible;}; |
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44 | 44 | void setShadesVisible(bool visible); |
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45 | 45 | void setShadesPen(const QPen& pen); |
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46 | 46 | QPen shadesPen() const { return m_shadesPen;} |
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47 | 47 | void setShadesBrush(const QBrush& brush); |
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48 | 48 | QBrush shadesBrush() const { return m_shadesBrush;} |
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49 | 49 | void setShadesOpacity(qreal opacity); |
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50 | 50 | qreal shadesOpacity() const { return m_shadesOpacity;} |
|
51 | 51 | |
|
52 | 52 | //range handling |
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53 | 53 | void setMin(qreal min); |
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54 | 54 | qreal min() const { return m_min;}; |
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55 | 55 | void setMax(qreal max); |
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56 | 56 | qreal max() const { return m_max;}; |
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57 | 57 | void setRange(qreal min, qreal max); |
|
58 | 58 | |
|
59 | 59 | //ticks handling |
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60 | 60 | void setTicksCount(int count); |
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61 | 61 | int ticksCount() const { return m_ticksCount;} |
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62 | 62 | |
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63 | 63 | QChartAxisCategories* categories() { return &m_category; } |
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64 | 64 | |
|
65 | 65 | void show(); |
|
66 | 66 | void hide(); |
|
67 | 67 | |
|
68 | 68 | signals: |
|
69 | 69 | void minChanged(qreal min); |
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70 | 70 | void maxChanged(qreal max); |
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71 | 71 | void rangeChanged(qreal min, qreal max,int ticksCount); |
|
72 | 72 | |
|
73 | 73 | //interal signal |
|
74 | 74 | void updated(); |
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75 | 75 | //internal slot |
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76 | 76 | public slots: |
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77 | 77 | void handleAxisRangeChanged(qreal min, qreal max); |
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78 | 78 | |
|
79 | 79 | private: |
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80 | 80 | bool m_axisVisible; |
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81 | 81 | QPen m_axisPen; |
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82 | 82 | QBrush m_axisBrush; |
|
83 | 83 | |
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84 | bool m_gridVisible; | |
|
85 | QPen m_gridPen; | |
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84 | bool m_gridLineVisible; | |
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85 | QPen m_gridLinePen; | |
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86 | 86 | |
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87 | 87 | bool m_labelsVisible; |
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88 | 88 | QPen m_labelsPen; |
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89 | 89 | QBrush m_labelsBrush; |
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90 | 90 | QFont m_labelsFont; |
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91 | 91 | int m_labelsAngle; |
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92 | 92 | |
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93 | 93 | bool m_shadesVisible; |
|
94 | 94 | QPen m_shadesPen; |
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95 | 95 | QBrush m_shadesBrush; |
|
96 | 96 | qreal m_shadesOpacity; |
|
97 | 97 | |
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98 | 98 | qreal m_min; |
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99 | 99 | qreal m_max; |
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100 | 100 | |
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101 | 101 | int m_ticksCount; |
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102 | 102 | QChartAxisCategories m_category; |
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103 | 103 | }; |
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104 | 104 | |
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105 | 105 | QTCOMMERCIALCHART_END_NAMESPACE |
|
106 | 106 | #endif /* QCHARTAXIS_H_ */ |
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