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#ifndef SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
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#define SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
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#include "Visualization/IVisualizationWidget.h"
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#include "Visualization/VisualizationDragWidget.h"
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#include <QLoggingCategory>
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#include <QWidget>
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#include <memory>
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#include <Common/spimpl.h>
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Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationGraphWidget)
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class QCPRange;
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class QCustomPlot;
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class DateTimeRange;
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class Variable;
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class VisualizationWidget;
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class VisualizationZoneWidget;
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class VisualizationSelectionZoneItem;
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namespace Ui {
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class VisualizationGraphWidget;
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} // namespace Ui
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/// Defines options that can be associated with the graph
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enum GraphFlag {
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DisableAll = 0x0, ///< Disables acquisition and synchronization
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EnableAcquisition = 0x1, ///< When this flag is set, the change of the graph's range leads to
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/// the acquisition of data
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EnableSynchronization = 0x2, ///< When this flag is set, the change of the graph's range causes
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/// the call to the synchronization of the graphs contained in the
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/// same zone of this graph
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EnableAll = ~DisableAll ///< Enables acquisition and synchronization
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};
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Q_DECLARE_FLAGS(GraphFlags, GraphFlag)
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Q_DECLARE_OPERATORS_FOR_FLAGS(GraphFlags)
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class VisualizationGraphWidget : public VisualizationDragWidget, public IVisualizationWidget {
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Q_OBJECT
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friend class QCustomPlotSynchronizer;
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friend class VisualizationGraphRenderingDelegate;
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public:
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explicit VisualizationGraphWidget(const QString &name = {}, QWidget *parent = 0);
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virtual ~VisualizationGraphWidget();
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/// Returns the VisualizationZoneWidget which contains the graph or nullptr
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VisualizationZoneWidget *parentZoneWidget() const noexcept;
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/// Returns the main VisualizationWidget which contains the graph or nullptr
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VisualizationWidget *parentVisualizationWidget() const;
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/// Sets graph options
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void setFlags(GraphFlags flags);
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void addVariable(std::shared_ptr<Variable> variable, DateTimeRange range);
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/// Removes a variable from the graph
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void removeVariable(std::shared_ptr<Variable> variable) noexcept;
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/// Returns the list of all variables used in the graph
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std::vector<std::shared_ptr<Variable> > variables() const;
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/// Sets the y-axis range based on the data of a variable
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void setYRange(std::shared_ptr<Variable> variable);
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DateTimeRange graphRange() const noexcept;
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void setGraphRange(const DateTimeRange &range, bool calibration = false);
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void setAutoRangeOnVariableInitialization(bool value);
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// Zones
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/// Returns the ranges of all the selection zones on the graph
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QVector<DateTimeRange> selectionZoneRanges() const;
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/// Adds new selection zones in the graph
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void addSelectionZones(const QVector<DateTimeRange> &ranges);
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/// Adds a new selection zone in the graph
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VisualizationSelectionZoneItem *addSelectionZone(const QString &name, const DateTimeRange &range);
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/// Removes the specified selection zone
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void removeSelectionZone(VisualizationSelectionZoneItem *selectionZone);
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/// Undo the last zoom done with a zoom box
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void undoZoom();
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// IVisualizationWidget interface
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void accept(IVisualizationWidgetVisitor *visitor) override;
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bool canDrop(const Variable &variable) const override;
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bool contains(const Variable &variable) const override;
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QString name() const override;
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// VisualisationDragWidget
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QMimeData *mimeData(const QPoint &position) const override;
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QPixmap customDragPixmap(const QPoint &dragPosition) override;
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bool isDragAllowed() const override;
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void highlightForMerge(bool highlighted) override;
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// Cursors
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/// Adds or moves the vertical cursor at the specified value on the x-axis
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void addVerticalCursor(double time);
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/// Adds or moves the vertical cursor at the specified value on the x-axis
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void addVerticalCursorAtViewportPosition(double position);
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void removeVerticalCursor();
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/// Adds or moves the vertical cursor at the specified value on the y-axis
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void addHorizontalCursor(double value);
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/// Adds or moves the vertical cursor at the specified value on the y-axis
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void addHorizontalCursorAtViewportPosition(double position);
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void removeHorizontalCursor();
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signals:
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void synchronize(const DateTimeRange &range, const DateTimeRange &oldRange);
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void requestDataLoading(QVector<std::shared_ptr<Variable> > variable, const DateTimeRange &range,
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bool synchronise);
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/// Signal emitted when the variable is about to be removed from the graph
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void variableAboutToBeRemoved(std::shared_ptr<Variable> var);
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/// Signal emitted when the variable has been added to the graph
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void variableAdded(std::shared_ptr<Variable> var);
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protected:
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void closeEvent(QCloseEvent *event) override;
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void enterEvent(QEvent *event) override;
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void leaveEvent(QEvent *event) override;
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QCustomPlot &plot() const noexcept;
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private:
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Ui::VisualizationGraphWidget *ui;
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class VisualizationGraphWidgetPrivate;
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spimpl::unique_impl_ptr<VisualizationGraphWidgetPrivate> impl;
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private slots:
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/// Slot called when right clicking on the graph (displays a menu)
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void onGraphMenuRequested(const QPoint &pos) noexcept;
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/// Rescale the X axe to range parameter
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void onRangeChanged(const QCPRange &t1, const QCPRange &t2);
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/// Slot called when a mouse double click was made
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void onMouseDoubleClick(QMouseEvent *event) noexcept;
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/// Slot called when a mouse move was made
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void onMouseMove(QMouseEvent *event) noexcept;
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/// Slot called when a mouse wheel was made, to perform some processing before the zoom is done
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void onMouseWheel(QWheelEvent *event) noexcept;
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/// Slot called when a mouse press was made, to activate the calibration of a graph
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void onMousePress(QMouseEvent *event) noexcept;
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/// Slot called when a mouse release was made, to deactivate the calibration of a graph
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void onMouseRelease(QMouseEvent *event) noexcept;
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void onDataCacheVariableUpdated();
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void onUpdateVarDisplaying(std::shared_ptr<Variable> variable, const DateTimeRange &range);
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};
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#endif // SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
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