@@ -1,105 +1,107 | |||
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1 | 1 | #include "qchartglobal.h" |
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2 | 2 | #include "legendmarker_p.h" |
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3 | 3 | #include <QPainter> |
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4 | 4 | #include <QGraphicsSceneEvent> |
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5 | 5 | |
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6 | 6 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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7 | 7 | |
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8 | 8 | LegendMarker::LegendMarker(QSeries* series, QGraphicsItem *parent) |
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9 | 9 | : QGraphicsObject(parent) |
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10 | 10 | ,mBoundingRect(0,0,1,1) |
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11 | 11 | ,mName("") |
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12 | 12 | ,mSeries(series) |
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13 | 13 | ,mBarset(0) |
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14 | 14 | ,mPieslice(0) |
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15 | 15 | ,mType(LegendMarkerTypeSeries) |
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16 | 16 | { |
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17 | 17 | setAcceptedMouseButtons(Qt::LeftButton|Qt::RightButton); |
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18 | 18 | } |
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19 | 19 | |
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20 | 20 | LegendMarker::LegendMarker(QBarSet* barset, QGraphicsItem *parent) |
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21 | 21 | : QGraphicsObject(parent) |
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22 | 22 | ,mBoundingRect(0,0,1,1) |
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23 | 23 | ,mName("") |
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24 | 24 | ,mSeries(0) |
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25 | 25 | ,mBarset(barset) |
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26 | 26 | ,mPieslice(0) |
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27 | 27 | ,mType(LegendMarkerTypeBarset) |
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28 | 28 | { |
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29 | 29 | setAcceptedMouseButtons(Qt::LeftButton|Qt::RightButton); |
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30 | 30 | } |
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31 | 31 | |
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32 | 32 | LegendMarker::LegendMarker(QPieSlice* pieslice, QGraphicsItem *parent) |
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33 | 33 | : QGraphicsObject(parent) |
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34 | 34 | ,mBoundingRect(0,0,1,1) |
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35 | 35 | ,mName("") |
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36 | 36 | ,mSeries(0) |
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37 | 37 | ,mBarset(0) |
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38 | 38 | ,mPieslice(pieslice) |
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39 | 39 | ,mType(LegendMarkerTypePieslice) |
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40 | 40 | { |
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41 | 41 | setAcceptedMouseButtons(Qt::LeftButton|Qt::RightButton); |
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42 | 42 | } |
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43 | 43 | |
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44 | 44 | void LegendMarker::setBoundingRect(const QRectF rect) |
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45 | 45 | { |
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46 | 46 | mBoundingRect = rect; |
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47 | 47 | } |
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48 | 48 | |
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49 | 49 | void LegendMarker::setBrush(const QBrush brush) |
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50 | 50 | { |
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51 | 51 | mBrush = brush; |
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52 | 52 | } |
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53 | 53 | |
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54 | 54 | QBrush LegendMarker::brush() const |
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55 | 55 | { |
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56 | 56 | return mBrush; |
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57 | 57 | } |
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58 | 58 | |
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59 | 59 | void LegendMarker::setName(const QString name) |
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60 | 60 | { |
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61 | 61 | mName = name; |
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62 | 62 | } |
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63 | 63 | |
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64 | 64 | QString LegendMarker::name() const |
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65 | 65 | { |
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66 | 66 | return mName; |
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67 | 67 | } |
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68 | 68 | |
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69 | 69 | void LegendMarker::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) |
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70 | 70 | { |
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71 | 71 | painter->setBrush(mBrush); |
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72 | 72 | painter->drawRect(mBoundingRect); |
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73 | 73 | } |
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74 | 74 | |
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75 | 75 | QRectF LegendMarker::boundingRect() const |
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76 | 76 | { |
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77 | 77 | return mBoundingRect; |
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78 | 78 | } |
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79 | 79 | |
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80 | 80 | void LegendMarker::mousePressEvent(QGraphicsSceneMouseEvent *event) |
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81 | 81 | { |
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82 | 82 | switch (mType) |
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83 | 83 | { |
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84 | 84 | case LegendMarkerTypeSeries: { |
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85 | qDebug() << "LegendMarker::mousePressEvent LegendMarkerTypeSeries" << event; | |
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85 | 86 | emit clicked(mSeries,event->button()); |
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86 | 87 | break; |
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87 | 88 | } |
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88 | 89 | case LegendMarkerTypeBarset: { |
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90 | qDebug() << "LegendMarker::mousePressEvent LegendMarkerTypeBarset" << event; | |
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89 | 91 | emit clicked(mBarset,event->button()); |
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90 | 92 | break; |
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91 | 93 | } |
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92 | 94 | case LegendMarkerTypePieslice: { |
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95 | qDebug() << "LegendMarker::mousePressEvent LegendMarkerTypePieslice" << event; | |
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93 | 96 | emit clicked(mPieslice,event->button()); |
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94 | 97 | break; |
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95 | 98 | } |
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96 | 99 | default: { |
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97 | 100 | break; |
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98 | 101 | } |
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99 | 102 | } |
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100 | ||
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101 | 103 | } |
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102 | 104 | |
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103 | 105 | #include "moc_legendmarker_p.cpp" |
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104 | 106 | |
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105 | 107 | QTCOMMERCIALCHART_END_NAMESPACE |
@@ -1,203 +1,203 | |||
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1 | 1 | #include "qchartglobal.h" |
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2 | 2 | #include "qlegend.h" |
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3 | 3 | #include "qseries.h" |
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4 | 4 | #include "legendmarker_p.h" |
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5 | 5 | #include "qxyseries.h" |
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6 | 6 | #include "qlineseries.h" |
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7 | 7 | #include "qareaseries.h" |
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8 | 8 | #include "qscatterseries.h" |
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9 | 9 | #include "qsplineseries.h" |
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10 | 10 | #include "qbarseries.h" |
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11 | 11 | #include "qstackedbarseries.h" |
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12 | 12 | #include "qpercentbarseries.h" |
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13 | 13 | #include "qbarset.h" |
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14 | 14 | #include "qpieseries.h" |
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15 | 15 | #include "qpieslice.h" |
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16 | 16 | #include <QPainter> |
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17 | 17 | #include <QPen> |
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18 | 18 | |
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19 | 19 | #include <QGraphicsSceneEvent> |
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20 | 20 | |
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21 | 21 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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22 | 22 | |
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23 | 23 | QLegend::QLegend(QGraphicsItem *parent) |
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24 | 24 | : QGraphicsObject(parent) |
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25 | 25 | ,mBoundingRect(0,0,1,1) |
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26 | 26 | ,mBackgroundBrush(Qt::darkGray) // TODO: from theme? |
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27 | 27 | { |
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28 | 28 | } |
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29 | 29 | |
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30 | 30 | void QLegend::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) |
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31 | 31 | { |
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32 | 32 | painter->setBrush(mBackgroundBrush); |
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33 | 33 | painter->drawRect(mBoundingRect); |
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34 | 34 | |
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35 | 35 | foreach(LegendMarker* m, mMarkers) { |
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36 | 36 | QRectF r = m->boundingRect(); |
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37 | 37 | painter->setBrush(m->brush()); |
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38 | 38 | painter->drawText(r.x() + r.width()*2, r.y() + r.height(), m->name()); |
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39 | 39 | } |
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40 | 40 | } |
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41 | 41 | |
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42 | 42 | QRectF QLegend::boundingRect() const |
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43 | 43 | { |
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44 | 44 | return mBoundingRect; |
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45 | 45 | } |
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46 | 46 | |
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47 | 47 | void QLegend::setBackgroundBrush(const QBrush& brush) |
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48 | 48 | { |
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49 | 49 | mBackgroundBrush = brush; |
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50 | 50 | } |
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51 | 51 | |
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52 | 52 | QBrush QLegend::backgroundBrush() const |
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53 | 53 | { |
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54 | 54 | return mBackgroundBrush; |
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55 | 55 | } |
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56 | 56 | |
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57 | 57 | void QLegend::handleSeriesAdded(QSeries* series,Domain* domain) |
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58 | 58 | { |
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59 | 59 | mSeriesList.append(series); |
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60 | 60 | |
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61 | 61 | switch (series->type()) |
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62 | 62 | { |
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63 | 63 | case QSeries::SeriesTypeLine: { |
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64 | 64 | |
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65 | 65 | QLineSeries* lineSeries = static_cast<QLineSeries*>(series); |
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66 | 66 | createMarker(lineSeries); |
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67 | 67 | break; |
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68 | 68 | } |
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69 | 69 | case QSeries::SeriesTypeArea: { |
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70 | 70 | |
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71 | 71 | QAreaSeries* areaSeries = static_cast<QAreaSeries*>(series); |
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72 | 72 | createMarker(areaSeries->upperSeries()); |
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73 | 73 | createMarker(areaSeries->lowerSeries()); |
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74 | 74 | break; |
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75 | 75 | } |
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76 | 76 | |
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77 | 77 | case QSeries::SeriesTypeBar: { |
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78 | 78 | |
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79 | 79 | QBarSeries* barSeries = static_cast<QBarSeries*>(series); |
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80 | 80 | createMarkers(barSeries); |
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81 | 81 | break; |
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82 | 82 | } |
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83 | 83 | |
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84 | 84 | case QSeries::SeriesTypeStackedBar: { |
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85 | 85 | |
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86 | 86 | QStackedBarSeries* stackedBarSeries = static_cast<QStackedBarSeries*>(series); |
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87 | 87 | createMarkers(stackedBarSeries); |
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88 | 88 | break; |
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89 | 89 | } |
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90 | 90 | |
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91 | 91 | case QSeries::SeriesTypePercentBar: { |
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92 | 92 | |
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93 | 93 | QPercentBarSeries* percentBarSeries = static_cast<QPercentBarSeries*>(series); |
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94 | 94 | createMarkers(percentBarSeries); |
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95 | 95 | break; |
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96 | 96 | } |
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97 | 97 | |
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98 | 98 | case QSeries::SeriesTypeScatter: { |
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99 | 99 | |
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100 | 100 | QScatterSeries *scatterSeries = static_cast<QScatterSeries *>(series); |
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101 | 101 | createMarker(scatterSeries); |
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102 | 102 | break; |
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103 | 103 | } |
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104 | 104 | |
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105 | 105 | case QSeries::SeriesTypePie: { |
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106 | 106 | |
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107 | 107 | QPieSeries *pieSeries = static_cast<QPieSeries *>(series); |
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108 | 108 | createMarkers(pieSeries); |
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109 | 109 | break; |
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110 | 110 | } |
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111 | 111 | |
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112 | 112 | case QSeries::SeriesTypeSpline: { |
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113 | 113 | |
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114 | 114 | QSplineSeries* splineSeries = static_cast<QSplineSeries*>(series); |
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115 | 115 | break; |
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116 | 116 | } |
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117 | 117 | default: { |
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118 | 118 | qDebug()<< "QLegend::handleSeriesAdded" << series->type() << "not implemented."; |
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119 | 119 | break; |
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120 | 120 | } |
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121 | 121 | } |
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122 | 122 | |
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123 | 123 | layoutChanged(); |
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124 | 124 | } |
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125 | 125 | |
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126 | 126 | void QLegend::handleSeriesRemoved(QSeries* series) |
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127 | 127 | { |
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128 | 128 | // TODO: delete markers, disconnect. |
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129 | 129 | mSeriesList.removeOne(series); |
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130 | 130 | layoutChanged(); |
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131 | 131 | } |
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132 | 132 | |
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133 | 133 | void QLegend::handleGeometryChanged(const QRectF& size) |
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134 | 134 | { |
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135 | 135 | mBoundingRect = size; |
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136 | 136 | layoutChanged(); |
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137 | 137 | } |
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138 | 138 | |
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139 | 139 | void QLegend::createMarker(QXYSeries* series) |
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140 | 140 | { |
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141 | 141 | LegendMarker* marker = new LegendMarker(series,this); |
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142 | 142 | marker->setName(series->name()); |
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143 | 143 | marker->setBrush(series->brush()); |
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144 | 144 | connect(marker,SIGNAL(clicked(QSeries*,Qt::MouseButton)),this,SIGNAL(clicked(QSeries*,Qt::MouseButton))); |
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145 | 145 | mMarkers.append(marker); |
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146 | 146 | childItems().append(marker); |
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147 | 147 | } |
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148 | 148 | |
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149 | 149 | void QLegend::createMarkers(QBarSeries *series) |
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150 | 150 | { |
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151 | 151 | foreach(QBarSet* s, series->barSets()) { |
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152 |
LegendMarker* marker = new LegendMarker(s |
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152 | LegendMarker* marker = new LegendMarker(s,this); | |
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153 | 153 | marker->setName(s->name()); |
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154 | 154 | marker->setBrush(s->brush()); |
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155 | 155 | connect(marker,SIGNAL(clicked(QBarSet*,Qt::MouseButton)),this,SIGNAL(clicked(QBarSet*,Qt::MouseButton))); |
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156 | 156 | mMarkers.append(marker); |
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157 | 157 | childItems().append(marker); |
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158 | 158 | } |
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159 | 159 | } |
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160 | 160 | |
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161 | 161 | void QLegend::createMarkers(QPieSeries *series) |
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162 | 162 | { |
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163 | 163 | foreach(QPieSlice* s, series->slices()) { |
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164 |
LegendMarker* marker = new LegendMarker(s |
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164 | LegendMarker* marker = new LegendMarker(s,this); | |
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165 | 165 | marker->setName(s->label()); |
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166 | 166 | marker->setBrush(s->sliceBrush()); |
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167 | 167 | connect(marker,SIGNAL(clicked(QPieSlice*,Qt::MouseButton)),this,SIGNAL(clicked(QPieSlice*,Qt::MouseButton))); |
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168 | 168 | mMarkers.append(marker); |
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169 | 169 | childItems().append(marker); |
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170 | 170 | } |
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171 | 171 | } |
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172 | 172 | |
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173 | 173 | void QLegend::layoutChanged() |
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174 | 174 | { |
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175 | 175 | // Calculate layout for markers and text |
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176 | 176 | if (mMarkers.count() <= 0) { |
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177 | 177 | // Nothing to do |
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178 | 178 | return; |
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179 | 179 | } |
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180 | 180 | |
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181 | 181 | // TODO: marker defined by series. |
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182 | 182 | QSizeF markerSize(10,10); |
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183 | 183 | |
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184 | 184 | // TODO: better layout, this is just concept. |
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185 | 185 | // Leave some space around markers like this: | x x x x | |
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186 | 186 | qreal steps = mMarkers.count(); |
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187 | 187 | |
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188 | 188 | qreal xStep = mBoundingRect.width() / steps; |
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189 | 189 | qreal yStep = mBoundingRect.height() / steps; |
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190 | 190 | qreal x = mBoundingRect.x() + 5; |
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191 | 191 | qreal y = mBoundingRect.y() + (mBoundingRect.height() - markerSize.height())/2; |
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192 | 192 | foreach (LegendMarker* m, mMarkers) { |
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193 | 193 | qDebug() << "marker x:" << x; |
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194 | 194 | qDebug() << "marker y:" << y; |
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195 | 195 | m->setBoundingRect(QRectF(x,y,markerSize.width(),markerSize.height())); |
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196 | 196 | x += xStep; |
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197 | 197 | } |
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198 | 198 | } |
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199 | 199 | |
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200 | 200 | |
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201 | 201 | |
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202 | 202 | #include "moc_qlegend.cpp" |
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203 | 203 | QTCOMMERCIALCHART_END_NAMESPACE |
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