@@ -1,721 +1,725 | |||
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1 | 1 | #include "Visualization/VisualizationGraphWidget.h" |
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2 | 2 | #include "Visualization/IVisualizationWidgetVisitor.h" |
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3 | 3 | #include "Visualization/VisualizationCursorItem.h" |
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4 | 4 | #include "Visualization/VisualizationDefs.h" |
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5 | 5 | #include "Visualization/VisualizationGraphHelper.h" |
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6 | 6 | #include "Visualization/VisualizationGraphRenderingDelegate.h" |
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7 | 7 | #include "Visualization/VisualizationSelectionZoneItem.h" |
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8 | 8 | #include "Visualization/VisualizationZoneWidget.h" |
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9 | 9 | #include "ui_VisualizationGraphWidget.h" |
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10 | 10 | |
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11 | 11 | #include <Common/MimeTypesDef.h> |
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12 | 12 | #include <Data/ArrayData.h> |
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13 | 13 | #include <Data/IDataSeries.h> |
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14 | 14 | #include <Data/SpectrogramSeries.h> |
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15 | 15 | #include <DragAndDrop/DragDropHelper.h> |
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16 | 16 | #include <Settings/SqpSettingsDefs.h> |
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17 | 17 | #include <SqpApplication.h> |
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18 | 18 | #include <Time/TimeController.h> |
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19 | 19 | #include <Variable/Variable.h> |
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20 | 20 | #include <Variable/VariableController.h> |
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21 | 21 | |
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22 | 22 | #include <unordered_map> |
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23 | 23 | |
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24 | 24 | Q_LOGGING_CATEGORY(LOG_VisualizationGraphWidget, "VisualizationGraphWidget") |
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25 | 25 | |
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26 | 26 | namespace { |
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27 | 27 | |
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28 | 28 | /// Key pressed to enable zoom on horizontal axis |
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29 | 29 | const auto HORIZONTAL_ZOOM_MODIFIER = Qt::ControlModifier; |
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30 | 30 | |
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31 | 31 | /// Key pressed to enable zoom on vertical axis |
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32 | 32 | const auto VERTICAL_ZOOM_MODIFIER = Qt::ShiftModifier; |
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33 | 33 | |
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34 | 34 | /// Speed of a step of a wheel event for a pan, in percentage of the axis range |
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35 | 35 | const auto PAN_SPEED = 5; |
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36 | 36 | |
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37 | 37 | /// Key pressed to enable a calibration pan |
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38 | 38 | const auto VERTICAL_PAN_MODIFIER = Qt::AltModifier; |
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39 | 39 | |
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40 | 40 | /// Minimum size for the zoom box, in percentage of the axis range |
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41 | 41 | const auto ZOOM_BOX_MIN_SIZE = 0.8; |
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42 | 42 | |
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43 | 43 | /// Format of the dates appearing in the label of a cursor |
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44 | 44 | const auto CURSOR_LABELS_DATETIME_FORMAT = QStringLiteral("yyyy/MM/dd\nhh:mm:ss:zzz"); |
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45 | 45 | |
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46 | 46 | } // namespace |
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47 | 47 | |
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48 | 48 | struct VisualizationGraphWidget::VisualizationGraphWidgetPrivate { |
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49 | 49 | |
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50 | 50 | explicit VisualizationGraphWidgetPrivate(const QString &name) |
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51 | 51 | : m_Name{name}, |
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52 | 52 | m_DoAcquisition{true}, |
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53 | 53 | m_IsCalibration{false}, |
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54 | 54 | m_RenderingDelegate{nullptr} |
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55 | 55 | { |
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56 | 56 | } |
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57 | 57 | |
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58 | 58 | void updateData(PlottablesMap &plottables, std::shared_ptr<IDataSeries> dataSeries, |
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59 | 59 | const SqpRange &range) |
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60 | 60 | { |
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61 | 61 | VisualizationGraphHelper::updateData(plottables, dataSeries, range); |
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62 | 62 | |
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63 | 63 | // Prevents that data has changed to update rendering |
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64 | 64 | m_RenderingDelegate->onPlotUpdated(); |
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65 | 65 | } |
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66 | 66 | |
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67 | 67 | QString m_Name; |
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68 | 68 | // 1 variable -> n qcpplot |
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69 | 69 | std::map<std::shared_ptr<Variable>, PlottablesMap> m_VariableToPlotMultiMap; |
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70 | 70 | bool m_DoAcquisition; |
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71 | 71 | bool m_IsCalibration; |
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72 | 72 | /// Delegate used to attach rendering features to the plot |
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73 | 73 | std::unique_ptr<VisualizationGraphRenderingDelegate> m_RenderingDelegate; |
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74 | 74 | |
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75 | 75 | QCPItemRect *m_DrawingZoomRect = nullptr; |
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76 | 76 | |
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77 | 77 | std::unique_ptr<VisualizationCursorItem> m_HorizontalCursor = nullptr; |
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78 | 78 | std::unique_ptr<VisualizationCursorItem> m_VerticalCursor = nullptr; |
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79 | 79 | |
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80 | 80 | VisualizationSelectionZoneItem *m_DrawingZone = nullptr; |
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81 | 81 | VisualizationSelectionZoneItem *m_HoveredZone = nullptr; |
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82 | 82 | QVector<VisualizationSelectionZoneItem *> m_SelectionZones; |
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83 | 83 | |
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84 | 84 | void startDrawingRect(const QPoint &pos, QCustomPlot &plot) |
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85 | 85 | { |
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86 | 86 | removeDrawingRect(plot); |
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87 | 87 | |
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88 | 88 | auto axisPos = posToAxisPos(pos, plot); |
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89 | 89 | |
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90 | 90 | m_DrawingZoomRect = new QCPItemRect{&plot}; |
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91 | 91 | QPen p; |
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92 | 92 | p.setWidth(2); |
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93 | 93 | m_DrawingZoomRect->setPen(p); |
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94 | 94 | |
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95 | 95 | m_DrawingZoomRect->topLeft->setCoords(axisPos); |
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96 | 96 | m_DrawingZoomRect->bottomRight->setCoords(axisPos); |
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97 | 97 | } |
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98 | 98 | |
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99 | 99 | void removeDrawingRect(QCustomPlot &plot) |
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100 | 100 | { |
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101 | 101 | if (m_DrawingZoomRect) { |
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102 | 102 | plot.removeItem(m_DrawingZoomRect); // the item is deleted by QCustomPlot |
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103 | 103 | m_DrawingZoomRect = nullptr; |
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104 | 104 | plot.replot(QCustomPlot::rpQueuedReplot); |
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105 | 105 | } |
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106 | 106 | } |
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107 | 107 | |
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108 | 108 | void startDrawingZone(const QPoint &pos, QCustomPlot &plot) |
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109 | 109 | { |
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110 | 110 | endDrawingZone(plot); |
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111 | 111 | |
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112 | 112 | auto axisPos = posToAxisPos(pos, plot); |
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113 | 113 | |
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114 | 114 | m_DrawingZone = new VisualizationSelectionZoneItem{&plot}; |
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115 | 115 | m_DrawingZone->setRange(axisPos.x(), axisPos.x()); |
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116 | 116 | m_DrawingZone->setEditionEnabled(false); |
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117 | 117 | } |
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118 | 118 | |
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119 | 119 | void endDrawingZone(QCustomPlot &plot) |
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120 | 120 | { |
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121 | 121 | if (m_DrawingZone) { |
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122 | 122 | auto drawingZoneRange = m_DrawingZone->range(); |
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123 | 123 | if (qAbs(drawingZoneRange.m_TEnd - drawingZoneRange.m_TStart) > 0) { |
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124 | 124 | m_DrawingZone->setEditionEnabled(true); |
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125 | 125 | m_SelectionZones.append(m_DrawingZone); |
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126 | 126 | } |
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127 | 127 | else { |
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128 |
plot.removeItem(m_DrawingZone); // the item is deleted by QCustomPlot |
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128 | plot.removeItem(m_DrawingZone); // the item is deleted by QCustomPlot | |
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129 | 129 | } |
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130 | 130 | |
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131 | 131 | plot.replot(QCustomPlot::rpQueuedReplot); |
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132 | 132 | m_DrawingZone = nullptr; |
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133 | 133 | } |
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134 | 134 | } |
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135 | 135 | |
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136 | 136 | void setSelectionZonesEditionEnabled(bool value) |
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137 | 137 | { |
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138 | 138 | for (auto s : m_SelectionZones) { |
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139 | 139 | s->setEditionEnabled(value); |
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140 | 140 | } |
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141 | 141 | } |
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142 | 142 | |
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143 | 143 | QPointF posToAxisPos(const QPoint &pos, QCustomPlot &plot) const |
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144 | 144 | { |
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145 | 145 | auto axisX = plot.axisRect()->axis(QCPAxis::atBottom); |
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146 | 146 | auto axisY = plot.axisRect()->axis(QCPAxis::atLeft); |
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147 | 147 | return QPointF{axisX->pixelToCoord(pos.x()), axisY->pixelToCoord(pos.y())}; |
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148 | 148 | } |
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149 | 149 | |
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150 | 150 | bool pointIsInAxisRect(const QPointF &axisPoint, QCustomPlot &plot) const |
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151 | 151 | { |
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152 | 152 | auto axisX = plot.axisRect()->axis(QCPAxis::atBottom); |
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153 | 153 | auto axisY = plot.axisRect()->axis(QCPAxis::atLeft); |
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154 | 154 | return axisX->range().contains(axisPoint.x()) && axisY->range().contains(axisPoint.y()); |
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155 | 155 | } |
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156 | 156 | }; |
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157 | 157 | |
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158 | 158 | VisualizationGraphWidget::VisualizationGraphWidget(const QString &name, QWidget *parent) |
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159 | 159 | : VisualizationDragWidget{parent}, |
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160 | 160 | ui{new Ui::VisualizationGraphWidget}, |
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161 | 161 | impl{spimpl::make_unique_impl<VisualizationGraphWidgetPrivate>(name)} |
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162 | 162 | { |
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163 | 163 | ui->setupUi(this); |
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164 | 164 | |
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165 | 165 | // 'Close' options : widget is deleted when closed |
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166 | 166 | setAttribute(Qt::WA_DeleteOnClose); |
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167 | 167 | |
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168 | 168 | // Set qcpplot properties : |
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169 | 169 | // - zoom is enabled |
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170 | 170 | // - Mouse wheel on qcpplot is intercepted to determine the zoom orientation |
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171 | 171 | ui->widget->setInteractions(QCP::iRangeZoom | QCP::iSelectItems); |
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172 | ui->widget->axisRect()->setRangeDrag(Qt::Horizontal | Qt::Vertical); | |
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172 | 173 | |
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173 | 174 | // The delegate must be initialized after the ui as it uses the plot |
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174 | 175 | impl->m_RenderingDelegate = std::make_unique<VisualizationGraphRenderingDelegate>(*this); |
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175 | 176 | |
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176 | 177 | // Init the cursors |
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177 | 178 | impl->m_HorizontalCursor = std::make_unique<VisualizationCursorItem>(&plot()); |
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178 | 179 | impl->m_HorizontalCursor->setOrientation(Qt::Horizontal); |
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179 | 180 | impl->m_VerticalCursor = std::make_unique<VisualizationCursorItem>(&plot()); |
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180 | 181 | impl->m_VerticalCursor->setOrientation(Qt::Vertical); |
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181 | 182 | |
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182 | 183 | connect(ui->widget, &QCustomPlot::mousePress, this, &VisualizationGraphWidget::onMousePress); |
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183 | 184 | connect(ui->widget, &QCustomPlot::mouseRelease, this, |
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184 | 185 | &VisualizationGraphWidget::onMouseRelease); |
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185 | 186 | connect(ui->widget, &QCustomPlot::mouseMove, this, &VisualizationGraphWidget::onMouseMove); |
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186 | 187 | connect(ui->widget, &QCustomPlot::mouseWheel, this, &VisualizationGraphWidget::onMouseWheel); |
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187 | 188 | connect(ui->widget, &QCustomPlot::mouseDoubleClick, this, |
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188 | 189 | &VisualizationGraphWidget::onMouseDoubleClick); |
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189 | 190 | connect(ui->widget->xAxis, static_cast<void (QCPAxis::*)(const QCPRange &, const QCPRange &)>( |
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190 | 191 | &QCPAxis::rangeChanged), |
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191 | 192 | this, &VisualizationGraphWidget::onRangeChanged, Qt::DirectConnection); |
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192 | 193 | |
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193 | 194 | // Activates menu when right clicking on the graph |
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194 | 195 | ui->widget->setContextMenuPolicy(Qt::CustomContextMenu); |
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195 | 196 | connect(ui->widget, &QCustomPlot::customContextMenuRequested, this, |
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196 | 197 | &VisualizationGraphWidget::onGraphMenuRequested); |
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197 | 198 | |
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198 | 199 | connect(this, &VisualizationGraphWidget::requestDataLoading, &sqpApp->variableController(), |
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199 | 200 | &VariableController::onRequestDataLoading); |
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200 | 201 | |
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201 | 202 | connect(&sqpApp->variableController(), &VariableController::updateVarDisplaying, this, |
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202 | 203 | &VisualizationGraphWidget::onUpdateVarDisplaying); |
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203 | 204 | |
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204 | 205 | #ifdef Q_OS_MAC |
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205 | 206 | plot().setPlottingHint(QCP::phFastPolylines, true); |
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206 | 207 | #endif |
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207 | 208 | } |
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208 | 209 | |
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209 | 210 | |
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210 | 211 | VisualizationGraphWidget::~VisualizationGraphWidget() |
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211 | 212 | { |
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212 | 213 | delete ui; |
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213 | 214 | } |
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214 | 215 | |
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215 | 216 | VisualizationZoneWidget *VisualizationGraphWidget::parentZoneWidget() const noexcept |
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216 | 217 | { |
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217 | 218 | auto parent = parentWidget(); |
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218 | 219 | while (parent != nullptr && !qobject_cast<VisualizationZoneWidget *>(parent)) { |
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219 | 220 | parent = parent->parentWidget(); |
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220 | 221 | } |
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221 | 222 | |
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222 | 223 | return qobject_cast<VisualizationZoneWidget *>(parent); |
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223 | 224 | } |
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224 | 225 | |
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225 | 226 | void VisualizationGraphWidget::enableAcquisition(bool enable) |
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226 | 227 | { |
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227 | 228 | impl->m_DoAcquisition = enable; |
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228 | 229 | } |
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229 | 230 | |
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230 | 231 | void VisualizationGraphWidget::addVariable(std::shared_ptr<Variable> variable, SqpRange range) |
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231 | 232 | { |
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232 | 233 | // Uses delegate to create the qcpplot components according to the variable |
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233 | 234 | auto createdPlottables = VisualizationGraphHelper::create(variable, *ui->widget); |
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234 | 235 | |
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235 | 236 | if (auto dataSeries = variable->dataSeries()) { |
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236 | 237 | // Set axes properties according to the units of the data series |
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237 | 238 | impl->m_RenderingDelegate->setAxesProperties(dataSeries); |
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238 | 239 | |
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239 | 240 | // Sets rendering properties for the new plottables |
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240 | 241 | // Warning: this method must be called after setAxesProperties(), as it can access to some |
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241 | 242 | // axes properties that have to be initialized |
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242 | 243 | impl->m_RenderingDelegate->setPlottablesProperties(dataSeries, createdPlottables); |
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243 | 244 | } |
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244 | 245 | |
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245 | 246 | impl->m_VariableToPlotMultiMap.insert({variable, std::move(createdPlottables)}); |
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246 | 247 | |
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247 | 248 | connect(variable.get(), SIGNAL(updated()), this, SLOT(onDataCacheVariableUpdated())); |
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248 | 249 | |
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249 | 250 | this->enableAcquisition(false); |
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250 | 251 | this->setGraphRange(range); |
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251 | 252 | this->enableAcquisition(true); |
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252 | 253 | |
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253 | 254 | emit requestDataLoading(QVector<std::shared_ptr<Variable> >() << variable, range, false); |
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254 | 255 | |
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255 | 256 | emit variableAdded(variable); |
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256 | 257 | } |
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257 | 258 | |
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258 | 259 | void VisualizationGraphWidget::removeVariable(std::shared_ptr<Variable> variable) noexcept |
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259 | 260 | { |
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260 | 261 | // Each component associated to the variable : |
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261 | 262 | // - is removed from qcpplot (which deletes it) |
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262 | 263 | // - is no longer referenced in the map |
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263 | 264 | auto variableIt = impl->m_VariableToPlotMultiMap.find(variable); |
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264 | 265 | if (variableIt != impl->m_VariableToPlotMultiMap.cend()) { |
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265 | 266 | emit variableAboutToBeRemoved(variable); |
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266 | 267 | |
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267 | 268 | auto &plottablesMap = variableIt->second; |
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268 | 269 | |
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269 | 270 | for (auto plottableIt = plottablesMap.cbegin(), plottableEnd = plottablesMap.cend(); |
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270 | 271 | plottableIt != plottableEnd;) { |
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271 | 272 | ui->widget->removePlottable(plottableIt->second); |
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272 | 273 | plottableIt = plottablesMap.erase(plottableIt); |
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273 | 274 | } |
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274 | 275 | |
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275 | 276 | impl->m_VariableToPlotMultiMap.erase(variableIt); |
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276 | 277 | } |
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277 | 278 | |
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278 | 279 | // Updates graph |
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279 | 280 | ui->widget->replot(); |
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280 | 281 | } |
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281 | 282 | |
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282 | 283 | QList<std::shared_ptr<Variable> > VisualizationGraphWidget::variables() const |
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283 | 284 | { |
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284 | 285 | auto variables = QList<std::shared_ptr<Variable> >{}; |
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285 | 286 | for (auto it = std::cbegin(impl->m_VariableToPlotMultiMap); |
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286 | 287 | it != std::cend(impl->m_VariableToPlotMultiMap); ++it) { |
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287 | 288 | variables << it->first; |
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288 | 289 | } |
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289 | 290 | |
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290 | 291 | return variables; |
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291 | 292 | } |
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292 | 293 | |
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293 | 294 | void VisualizationGraphWidget::setYRange(std::shared_ptr<Variable> variable) |
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294 | 295 | { |
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295 | 296 | if (!variable) { |
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296 | 297 | qCCritical(LOG_VisualizationGraphWidget()) << "Can't set y-axis range: variable is null"; |
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297 | 298 | return; |
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298 | 299 | } |
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299 | 300 | |
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300 | 301 | VisualizationGraphHelper::setYAxisRange(variable, *ui->widget); |
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301 | 302 | } |
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302 | 303 | |
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303 | 304 | SqpRange VisualizationGraphWidget::graphRange() const noexcept |
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304 | 305 | { |
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305 | 306 | auto graphRange = ui->widget->xAxis->range(); |
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306 | 307 | return SqpRange{graphRange.lower, graphRange.upper}; |
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307 | 308 | } |
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308 | 309 | |
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309 | 310 | void VisualizationGraphWidget::setGraphRange(const SqpRange &range) |
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310 | 311 | { |
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311 | 312 | qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange START"); |
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312 | 313 | ui->widget->xAxis->setRange(range.m_TStart, range.m_TEnd); |
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313 | 314 | ui->widget->replot(); |
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314 | 315 | qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange END"); |
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315 | 316 | } |
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316 | 317 | |
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317 | 318 | void VisualizationGraphWidget::accept(IVisualizationWidgetVisitor *visitor) |
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318 | 319 | { |
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319 | 320 | if (visitor) { |
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320 | 321 | visitor->visit(this); |
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321 | 322 | } |
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322 | 323 | else { |
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323 | 324 | qCCritical(LOG_VisualizationGraphWidget()) |
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324 | 325 | << tr("Can't visit widget : the visitor is null"); |
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325 | 326 | } |
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326 | 327 | } |
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327 | 328 | |
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328 | 329 | bool VisualizationGraphWidget::canDrop(const Variable &variable) const |
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329 | 330 | { |
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330 | 331 | auto isSpectrogram = [](const auto &variable) { |
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331 | 332 | return std::dynamic_pointer_cast<SpectrogramSeries>(variable.dataSeries()) != nullptr; |
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332 | 333 | }; |
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333 | 334 | |
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334 | 335 | // - A spectrogram series can't be dropped on graph with existing plottables |
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335 | 336 | // - No data series can be dropped on graph with existing spectrogram series |
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336 | 337 | return isSpectrogram(variable) |
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337 | 338 | ? impl->m_VariableToPlotMultiMap.empty() |
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338 | 339 | : std::none_of( |
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339 | 340 | impl->m_VariableToPlotMultiMap.cbegin(), impl->m_VariableToPlotMultiMap.cend(), |
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340 | 341 | [isSpectrogram](const auto &entry) { return isSpectrogram(*entry.first); }); |
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341 | 342 | } |
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342 | 343 | |
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343 | 344 | bool VisualizationGraphWidget::contains(const Variable &variable) const |
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344 | 345 | { |
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345 | 346 | // Finds the variable among the keys of the map |
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346 | 347 | auto variablePtr = &variable; |
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347 | 348 | auto findVariable |
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348 | 349 | = [variablePtr](const auto &entry) { return variablePtr == entry.first.get(); }; |
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349 | 350 | |
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350 | 351 | auto end = impl->m_VariableToPlotMultiMap.cend(); |
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351 | 352 | auto it = std::find_if(impl->m_VariableToPlotMultiMap.cbegin(), end, findVariable); |
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352 | 353 | return it != end; |
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353 | 354 | } |
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354 | 355 | |
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355 | 356 | QString VisualizationGraphWidget::name() const |
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356 | 357 | { |
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357 | 358 | return impl->m_Name; |
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358 | 359 | } |
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359 | 360 | |
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360 | 361 | QMimeData *VisualizationGraphWidget::mimeData() const |
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361 | 362 | { |
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362 | 363 | auto mimeData = new QMimeData; |
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363 | 364 | mimeData->setData(MIME_TYPE_GRAPH, QByteArray{}); |
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364 | 365 | |
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365 | 366 | auto timeRangeData = TimeController::mimeDataForTimeRange(graphRange()); |
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366 | 367 | mimeData->setData(MIME_TYPE_TIME_RANGE, timeRangeData); |
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367 | 368 | |
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368 | 369 | return mimeData; |
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369 | 370 | } |
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370 | 371 | |
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371 | 372 | bool VisualizationGraphWidget::isDragAllowed() const |
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372 | 373 | { |
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373 | 374 | return true; |
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374 | 375 | } |
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375 | 376 | |
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376 | 377 | void VisualizationGraphWidget::highlightForMerge(bool highlighted) |
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377 | 378 | { |
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378 | 379 | if (highlighted) { |
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379 | 380 | plot().setBackground(QBrush(QColor("#BBD5EE"))); |
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380 | 381 | } |
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381 | 382 | else { |
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382 | 383 | plot().setBackground(QBrush(Qt::white)); |
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383 | 384 | } |
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384 | 385 | |
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385 | 386 | plot().update(); |
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386 | 387 | } |
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387 | 388 | |
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388 | 389 | void VisualizationGraphWidget::addVerticalCursor(double time) |
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389 | 390 | { |
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390 | 391 | impl->m_VerticalCursor->setPosition(time); |
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391 | 392 | impl->m_VerticalCursor->setVisible(true); |
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392 | 393 | |
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393 | 394 | auto text |
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394 | 395 | = DateUtils::dateTime(time).toString(CURSOR_LABELS_DATETIME_FORMAT).replace(' ', '\n'); |
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395 | 396 | impl->m_VerticalCursor->setLabelText(text); |
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396 | 397 | } |
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397 | 398 | |
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398 | 399 | void VisualizationGraphWidget::addVerticalCursorAtViewportPosition(double position) |
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399 | 400 | { |
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400 | 401 | impl->m_VerticalCursor->setAbsolutePosition(position); |
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401 | 402 | impl->m_VerticalCursor->setVisible(true); |
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402 | 403 | |
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403 | 404 | auto axis = plot().axisRect()->axis(QCPAxis::atBottom); |
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404 | 405 | auto text |
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405 | 406 | = DateUtils::dateTime(axis->pixelToCoord(position)).toString(CURSOR_LABELS_DATETIME_FORMAT); |
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406 | 407 | impl->m_VerticalCursor->setLabelText(text); |
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407 | 408 | } |
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408 | 409 | |
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409 | 410 | void VisualizationGraphWidget::removeVerticalCursor() |
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410 | 411 | { |
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411 | 412 | impl->m_VerticalCursor->setVisible(false); |
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412 | 413 | plot().replot(QCustomPlot::rpQueuedReplot); |
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413 | 414 | } |
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414 | 415 | |
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415 | 416 | void VisualizationGraphWidget::addHorizontalCursor(double value) |
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416 | 417 | { |
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417 | 418 | impl->m_HorizontalCursor->setPosition(value); |
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418 | 419 | impl->m_HorizontalCursor->setVisible(true); |
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419 | 420 | impl->m_HorizontalCursor->setLabelText(QString::number(value)); |
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420 | 421 | } |
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421 | 422 | |
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422 | 423 | void VisualizationGraphWidget::addHorizontalCursorAtViewportPosition(double position) |
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423 | 424 | { |
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424 | 425 | impl->m_HorizontalCursor->setAbsolutePosition(position); |
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425 | 426 | impl->m_HorizontalCursor->setVisible(true); |
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426 | 427 | |
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427 | 428 | auto axis = plot().axisRect()->axis(QCPAxis::atLeft); |
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428 | 429 | impl->m_HorizontalCursor->setLabelText(QString::number(axis->pixelToCoord(position))); |
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429 | 430 | } |
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430 | 431 | |
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431 | 432 | void VisualizationGraphWidget::removeHorizontalCursor() |
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432 | 433 | { |
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433 | 434 | impl->m_HorizontalCursor->setVisible(false); |
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434 | 435 | plot().replot(QCustomPlot::rpQueuedReplot); |
|
435 | 436 | } |
|
436 | 437 | |
|
437 | 438 | void VisualizationGraphWidget::closeEvent(QCloseEvent *event) |
|
438 | 439 | { |
|
439 | 440 | Q_UNUSED(event); |
|
440 | 441 | |
|
441 | 442 | // Prevents that all variables will be removed from graph when it will be closed |
|
442 | 443 | for (auto &variableEntry : impl->m_VariableToPlotMultiMap) { |
|
443 | 444 | emit variableAboutToBeRemoved(variableEntry.first); |
|
444 | 445 | } |
|
445 | 446 | } |
|
446 | 447 | |
|
447 | 448 | void VisualizationGraphWidget::enterEvent(QEvent *event) |
|
448 | 449 | { |
|
449 | 450 | Q_UNUSED(event); |
|
450 | 451 | impl->m_RenderingDelegate->showGraphOverlay(true); |
|
451 | 452 | } |
|
452 | 453 | |
|
453 | 454 | void VisualizationGraphWidget::leaveEvent(QEvent *event) |
|
454 | 455 | { |
|
455 | 456 | Q_UNUSED(event); |
|
456 | 457 | impl->m_RenderingDelegate->showGraphOverlay(false); |
|
457 | 458 | |
|
458 | 459 | if (auto parentZone = parentZoneWidget()) { |
|
459 | 460 | parentZone->notifyMouseLeaveGraph(this); |
|
460 | 461 | } |
|
461 | 462 | else { |
|
462 | 463 | qCWarning(LOG_VisualizationGraphWidget()) << "leaveEvent: No parent zone widget"; |
|
463 | 464 | } |
|
464 | 465 | |
|
465 | 466 | if (impl->m_HoveredZone) { |
|
466 | 467 | impl->m_HoveredZone->setHovered(false); |
|
467 | 468 | impl->m_HoveredZone = nullptr; |
|
468 | 469 | } |
|
469 | 470 | } |
|
470 | 471 | |
|
471 | 472 | QCustomPlot &VisualizationGraphWidget::plot() noexcept |
|
472 | 473 | { |
|
473 | 474 | return *ui->widget; |
|
474 | 475 | } |
|
475 | 476 | |
|
476 | 477 | void VisualizationGraphWidget::onGraphMenuRequested(const QPoint &pos) noexcept |
|
477 | 478 | { |
|
478 | 479 | QMenu graphMenu{}; |
|
479 | 480 | |
|
480 | 481 | // Iterates on variables (unique keys) |
|
481 | 482 | for (auto it = impl->m_VariableToPlotMultiMap.cbegin(), |
|
482 | 483 | end = impl->m_VariableToPlotMultiMap.cend(); |
|
483 | 484 | it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) { |
|
484 | 485 | // 'Remove variable' action |
|
485 | 486 | graphMenu.addAction(tr("Remove variable %1").arg(it->first->name()), |
|
486 | 487 | [ this, var = it->first ]() { removeVariable(var); }); |
|
487 | 488 | } |
|
488 | 489 | |
|
489 | 490 | if (!graphMenu.isEmpty()) { |
|
490 | 491 | graphMenu.exec(QCursor::pos()); |
|
491 | 492 | } |
|
492 | 493 | } |
|
493 | 494 | |
|
494 | 495 | void VisualizationGraphWidget::onRangeChanged(const QCPRange &t1, const QCPRange &t2) |
|
495 | 496 | { |
|
496 | 497 | qCDebug(LOG_VisualizationGraphWidget()) << tr("TORM: VisualizationGraphWidget::onRangeChanged") |
|
497 | 498 | << QThread::currentThread()->objectName() << "DoAcqui" |
|
498 | 499 | << impl->m_DoAcquisition; |
|
499 | 500 | |
|
500 | 501 | auto graphRange = SqpRange{t1.lower, t1.upper}; |
|
501 | 502 | auto oldGraphRange = SqpRange{t2.lower, t2.upper}; |
|
502 | 503 | |
|
503 | 504 | if (impl->m_DoAcquisition) { |
|
504 | 505 | QVector<std::shared_ptr<Variable> > variableUnderGraphVector; |
|
505 | 506 | |
|
506 | 507 | for (auto it = impl->m_VariableToPlotMultiMap.begin(), |
|
507 | 508 | end = impl->m_VariableToPlotMultiMap.end(); |
|
508 | 509 | it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) { |
|
509 | 510 | variableUnderGraphVector.push_back(it->first); |
|
510 | 511 | } |
|
511 | 512 | emit requestDataLoading(std::move(variableUnderGraphVector), graphRange, |
|
512 | 513 | !impl->m_IsCalibration); |
|
513 | 514 | |
|
514 | 515 | if (!impl->m_IsCalibration) { |
|
515 | 516 | qCDebug(LOG_VisualizationGraphWidget()) |
|
516 | 517 | << tr("TORM: VisualizationGraphWidget::Synchronize notify !!") |
|
517 | 518 | << QThread::currentThread()->objectName() << graphRange << oldGraphRange; |
|
518 | 519 | emit synchronize(graphRange, oldGraphRange); |
|
519 | 520 | } |
|
520 | 521 | } |
|
521 | 522 | |
|
522 | 523 | auto pos = mapFromGlobal(QCursor::pos()); |
|
523 | 524 | auto axisPos = impl->posToAxisPos(pos, plot()); |
|
524 | 525 | if (auto parentZone = parentZoneWidget()) { |
|
525 | 526 | if (impl->pointIsInAxisRect(axisPos, plot())) { |
|
526 | 527 | parentZone->notifyMouseMoveInGraph(pos, axisPos, this); |
|
527 | 528 | } |
|
528 | 529 | else { |
|
529 | 530 | parentZone->notifyMouseLeaveGraph(this); |
|
530 | 531 | } |
|
531 | 532 | } |
|
532 | 533 | else { |
|
533 | 534 | qCWarning(LOG_VisualizationGraphWidget()) << "onMouseMove: No parent zone widget"; |
|
534 | 535 | } |
|
535 | 536 | } |
|
536 | 537 | |
|
537 | 538 | void VisualizationGraphWidget::onMouseDoubleClick(QMouseEvent *event) noexcept |
|
538 | 539 | { |
|
539 | 540 | impl->m_RenderingDelegate->onMouseDoubleClick(event); |
|
540 | 541 | } |
|
541 | 542 | |
|
542 | 543 | void VisualizationGraphWidget::onMouseMove(QMouseEvent *event) noexcept |
|
543 | 544 | { |
|
544 | 545 | // Handles plot rendering when mouse is moving |
|
545 | 546 | impl->m_RenderingDelegate->onMouseMove(event); |
|
546 | 547 | |
|
547 | 548 | auto axisPos = impl->posToAxisPos(event->pos(), plot()); |
|
548 | 549 | |
|
549 | 550 | // Zoom box and zone drawing |
|
550 | 551 | if (impl->m_DrawingZoomRect) { |
|
551 | 552 | impl->m_DrawingZoomRect->bottomRight->setCoords(axisPos); |
|
552 | 553 | } |
|
553 | 554 | else if (impl->m_DrawingZone) { |
|
554 | 555 | impl->m_DrawingZone->setEnd(axisPos.x()); |
|
555 | 556 | } |
|
556 | 557 | |
|
557 | 558 | // Cursor |
|
558 | 559 | if (auto parentZone = parentZoneWidget()) { |
|
559 | 560 | if (impl->pointIsInAxisRect(axisPos, plot())) { |
|
560 | 561 | parentZone->notifyMouseMoveInGraph(event->pos(), axisPos, this); |
|
561 | 562 | } |
|
562 | 563 | else { |
|
563 | 564 | parentZone->notifyMouseLeaveGraph(this); |
|
564 | 565 | } |
|
565 | 566 | } |
|
566 | 567 | else { |
|
567 | 568 | qCWarning(LOG_VisualizationGraphWidget()) << "onMouseMove: No parent zone widget"; |
|
568 | 569 | } |
|
569 | 570 | |
|
570 | 571 | // Search for the selection zone under the mouse |
|
571 | 572 | VisualizationSelectionZoneItem *selectionZoneItemUnderCursor = nullptr; |
|
572 | 573 | auto minDistanceToZone = -1; |
|
573 | 574 | for (auto zone : impl->m_SelectionZones) { |
|
574 | 575 | auto distanceToZone = zone->selectTest(event->pos(), true); |
|
575 | 576 | if ((minDistanceToZone < 0 || distanceToZone <= minDistanceToZone) && distanceToZone >= 0 |
|
576 | 577 | && distanceToZone < plot().selectionTolerance()) { |
|
577 | 578 | selectionZoneItemUnderCursor = zone; |
|
578 | 579 | } |
|
579 | 580 | } |
|
580 | 581 | |
|
581 | 582 | if (selectionZoneItemUnderCursor && !impl->m_DrawingZone |
|
582 | 583 | && sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones) { |
|
583 | 584 | |
|
584 | 585 | // Sets the appropriate cursor shape |
|
585 | 586 | auto cursorShape = selectionZoneItemUnderCursor->curshorShapeForPosition(event->pos()); |
|
586 | 587 | setCursor(cursorShape); |
|
587 | 588 | |
|
588 | 589 | // Manages the hovered zone |
|
589 | 590 | if (selectionZoneItemUnderCursor != impl->m_HoveredZone) { |
|
590 | 591 | if (impl->m_HoveredZone) { |
|
591 | 592 | impl->m_HoveredZone->setHovered(false); |
|
592 | 593 | } |
|
593 | 594 | selectionZoneItemUnderCursor->setHovered(true); |
|
594 | 595 | impl->m_HoveredZone = selectionZoneItemUnderCursor; |
|
595 | 596 | plot().replot(QCustomPlot::rpQueuedReplot); |
|
596 | 597 | } |
|
597 | 598 | } |
|
598 | 599 | else { |
|
599 | 600 | // There is no zone under the mouse or the interaction mode is not "selection zones" |
|
600 | 601 | if (impl->m_HoveredZone) { |
|
601 | 602 | impl->m_HoveredZone->setHovered(false); |
|
602 | 603 | impl->m_HoveredZone = nullptr; |
|
603 | 604 | } |
|
604 | 605 | |
|
605 | 606 | setCursor(Qt::ArrowCursor); |
|
606 | 607 | } |
|
607 | 608 | |
|
608 | 609 | VisualizationDragWidget::mouseMoveEvent(event); |
|
609 | 610 | } |
|
610 | 611 | |
|
611 | 612 | void VisualizationGraphWidget::onMouseWheel(QWheelEvent *event) noexcept |
|
612 | 613 | { |
|
613 | 614 | auto value = event->angleDelta().x() + event->angleDelta().y(); |
|
614 | 615 | if (value != 0) { |
|
615 | 616 | |
|
616 | 617 | auto direction = value > 0 ? 1.0 : -1.0; |
|
617 | 618 | auto isZoomX = event->modifiers().testFlag(HORIZONTAL_ZOOM_MODIFIER); |
|
618 | 619 | auto isZoomY = event->modifiers().testFlag(VERTICAL_ZOOM_MODIFIER); |
|
619 | 620 | impl->m_IsCalibration = event->modifiers().testFlag(VERTICAL_PAN_MODIFIER); |
|
620 | 621 | |
|
621 | 622 | auto zoomOrientations = QFlags<Qt::Orientation>{}; |
|
622 | 623 | zoomOrientations.setFlag(Qt::Horizontal, isZoomX); |
|
623 | 624 | zoomOrientations.setFlag(Qt::Vertical, isZoomY); |
|
624 | 625 | |
|
625 | 626 | ui->widget->axisRect()->setRangeZoom(zoomOrientations); |
|
626 | 627 | |
|
627 | 628 | if (!isZoomX && !isZoomY) { |
|
628 | 629 | auto axis = plot().axisRect()->axis(QCPAxis::atBottom); |
|
629 | 630 | auto diff = direction * (axis->range().size() * (PAN_SPEED / 100.0)); |
|
630 | 631 | |
|
631 | 632 | axis->setRange(axis->range() + diff); |
|
632 | 633 | |
|
633 | 634 | if (plot().noAntialiasingOnDrag()) { |
|
634 | 635 | plot().setNotAntialiasedElements(QCP::aeAll); |
|
635 | 636 | } |
|
636 | 637 | |
|
637 | 638 | plot().replot(QCustomPlot::rpQueuedReplot); |
|
638 | 639 | } |
|
639 | 640 | } |
|
640 | 641 | } |
|
641 | 642 | |
|
642 | 643 | void VisualizationGraphWidget::onMousePress(QMouseEvent *event) noexcept |
|
643 | 644 | { |
|
644 | 645 | if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::ZoomBox) { |
|
645 | 646 | // Starts a zoom box |
|
646 | 647 | impl->startDrawingRect(event->pos(), plot()); |
|
647 | 648 | } |
|
648 | 649 | else if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::SelectionZones |
|
649 | 650 | && impl->m_DrawingZone == nullptr) { |
|
650 | 651 | // Starts a new selection zone |
|
651 | 652 | auto itemAtPos = plot().itemAt(event->pos(), true); |
|
652 | 653 | if (!itemAtPos) { |
|
653 | 654 | impl->startDrawingZone(event->pos(), plot()); |
|
654 | 655 | } |
|
655 | 656 | } |
|
657 | else if (sqpApp->plotsInteractionMode() == SqpApplication::PlotsInteractionMode::None) { | |
|
658 | plot().setInteraction(QCP::iRangeDrag, true); | |
|
659 | } | |
|
656 | 660 | |
|
657 | 661 | // Allows mouse panning only in default mode |
|
658 | 662 | plot().setInteraction(QCP::iRangeDrag, sqpApp->plotsInteractionMode() |
|
659 | 663 | == SqpApplication::PlotsInteractionMode::None); |
|
660 | 664 | |
|
661 | 665 | // Allows zone edition only in selection zone mode |
|
662 | 666 | impl->setSelectionZonesEditionEnabled(sqpApp->plotsInteractionMode() |
|
663 | 667 | == SqpApplication::PlotsInteractionMode::SelectionZones); |
|
664 | 668 | |
|
665 | 669 | VisualizationDragWidget::mousePressEvent(event); |
|
666 | 670 | } |
|
667 | 671 | |
|
668 | 672 | void VisualizationGraphWidget::onMouseRelease(QMouseEvent *event) noexcept |
|
669 | 673 | { |
|
670 | 674 | if (impl->m_DrawingZoomRect) { |
|
671 | 675 | |
|
672 | 676 | auto axisX = plot().axisRect()->axis(QCPAxis::atBottom); |
|
673 | 677 | auto axisY = plot().axisRect()->axis(QCPAxis::atLeft); |
|
674 | 678 | |
|
675 | 679 | auto newAxisXRange = QCPRange{impl->m_DrawingZoomRect->topLeft->coords().x(), |
|
676 | 680 | impl->m_DrawingZoomRect->bottomRight->coords().x()}; |
|
677 | 681 | |
|
678 | 682 | auto newAxisYRange = QCPRange{impl->m_DrawingZoomRect->topLeft->coords().y(), |
|
679 | 683 | impl->m_DrawingZoomRect->bottomRight->coords().y()}; |
|
680 | 684 | |
|
681 | 685 | impl->removeDrawingRect(plot()); |
|
682 | 686 | |
|
683 | 687 | if (newAxisXRange.size() > axisX->range().size() * (ZOOM_BOX_MIN_SIZE / 100.0) |
|
684 | 688 | && newAxisYRange.size() > axisY->range().size() * (ZOOM_BOX_MIN_SIZE / 100.0)) { |
|
685 | 689 | axisX->setRange(newAxisXRange); |
|
686 | 690 | axisY->setRange(newAxisYRange); |
|
687 | 691 | |
|
688 | 692 | plot().replot(QCustomPlot::rpQueuedReplot); |
|
689 | 693 | } |
|
690 | 694 | } |
|
691 | 695 | |
|
692 | 696 | impl->endDrawingZone(plot()); |
|
693 | 697 | |
|
694 | 698 | impl->m_IsCalibration = false; |
|
695 | 699 | } |
|
696 | 700 | |
|
697 | 701 | void VisualizationGraphWidget::onDataCacheVariableUpdated() |
|
698 | 702 | { |
|
699 | 703 | auto graphRange = ui->widget->xAxis->range(); |
|
700 | 704 | auto dateTime = SqpRange{graphRange.lower, graphRange.upper}; |
|
701 | 705 | |
|
702 | 706 | for (auto &variableEntry : impl->m_VariableToPlotMultiMap) { |
|
703 | 707 | auto variable = variableEntry.first; |
|
704 | 708 | qCDebug(LOG_VisualizationGraphWidget()) |
|
705 | 709 | << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated S" << variable->range(); |
|
706 | 710 | qCDebug(LOG_VisualizationGraphWidget()) |
|
707 | 711 | << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated E" << dateTime; |
|
708 | 712 | if (dateTime.contains(variable->range()) || dateTime.intersect(variable->range())) { |
|
709 | 713 | impl->updateData(variableEntry.second, variable->dataSeries(), variable->range()); |
|
710 | 714 | } |
|
711 | 715 | } |
|
712 | 716 | } |
|
713 | 717 | |
|
714 | 718 | void VisualizationGraphWidget::onUpdateVarDisplaying(std::shared_ptr<Variable> variable, |
|
715 | 719 | const SqpRange &range) |
|
716 | 720 | { |
|
717 | 721 | auto it = impl->m_VariableToPlotMultiMap.find(variable); |
|
718 | 722 | if (it != impl->m_VariableToPlotMultiMap.end()) { |
|
719 | 723 | impl->updateData(it->second, variable->dataSeries(), range); |
|
720 | 724 | } |
|
721 | 725 | } |
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