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VisualizationGraphWidget.h
141 lines | 5.2 KiB | text/x-c | CLexer
/ gui / include / Visualization / VisualizationGraphWidget.h
#ifndef SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
#define SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
#include "Visualization/IVisualizationWidget.h"
#include "Visualization/VisualizationDragWidget.h"
#include <QLoggingCategory>
#include <QWidget>
#include <memory>
#include <Common/spimpl.h>
Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationGraphWidget)
class QCPRange;
class QCustomPlot;
class SqpRange;
class Variable;
class VisualizationWidget;
class VisualizationZoneWidget;
class VisualizationSelectionZoneItem;
namespace Ui {
class VisualizationGraphWidget;
} // namespace Ui
class VisualizationGraphWidget : public VisualizationDragWidget, public IVisualizationWidget {
Q_OBJECT
friend class QCustomPlotSynchronizer;
friend class VisualizationGraphRenderingDelegate;
public:
explicit VisualizationGraphWidget(const QString &name = {}, QWidget *parent = 0);
virtual ~VisualizationGraphWidget();
/// Returns the VisualizationZoneWidget which contains the graph or nullptr
VisualizationZoneWidget *parentZoneWidget() const noexcept;
/// Returns the main VisualizationWidget which contains the graph or nullptr
VisualizationWidget *parentVisualizationWidget() const;
/// If acquisition isn't enable, requestDataLoading signal cannot be emit
void enableAcquisition(bool enable);
void addVariable(std::shared_ptr<Variable> variable, SqpRange range);
/// Removes a variable from the graph
void removeVariable(std::shared_ptr<Variable> variable) noexcept;
/// Returns the list of all variables used in the graph
QList<std::shared_ptr<Variable> > variables() const;
/// Sets the y-axis range based on the data of a variable
void setYRange(std::shared_ptr<Variable> variable);
SqpRange graphRange() const noexcept;
void setGraphRange(const SqpRange &range);
// Zones
/// Returns the ranges of all the selection zones on the graph
QVector<SqpRange> selectionZoneRanges() const;
/// Adds new selection zones in the graph
void addSelectionZones(const QVector<SqpRange> &ranges);
/// Removes the specified selection zone
void removeSelectionZone(VisualizationSelectionZoneItem *selectionZone);
/// Undo the last zoom done with a zoom box
void undoZoom();
// IVisualizationWidget interface
void accept(IVisualizationWidgetVisitor *visitor) override;
bool canDrop(const Variable &variable) const override;
bool contains(const Variable &variable) const override;
QString name() const override;
// VisualisationDragWidget
QMimeData *mimeData(const QPoint &position) const override;
QPixmap customDragPixmap(const QPoint &dragPosition) override;
bool isDragAllowed() const override;
void highlightForMerge(bool highlighted) override;
// Cursors
/// Adds or moves the vertical cursor at the specified value on the x-axis
void addVerticalCursor(double time);
/// Adds or moves the vertical cursor at the specified value on the x-axis
void addVerticalCursorAtViewportPosition(double position);
void removeVerticalCursor();
/// Adds or moves the vertical cursor at the specified value on the y-axis
void addHorizontalCursor(double value);
/// Adds or moves the vertical cursor at the specified value on the y-axis
void addHorizontalCursorAtViewportPosition(double position);
void removeHorizontalCursor();
signals:
void synchronize(const SqpRange &range, const SqpRange &oldRange);
void requestDataLoading(QVector<std::shared_ptr<Variable> > variable, const SqpRange &range,
bool synchronise);
/// Signal emitted when the variable is about to be removed from the graph
void variableAboutToBeRemoved(std::shared_ptr<Variable> var);
/// Signal emitted when the variable has been added to the graph
void variableAdded(std::shared_ptr<Variable> var);
protected:
void closeEvent(QCloseEvent *event) override;
void enterEvent(QEvent *event) override;
void leaveEvent(QEvent *event) override;
QCustomPlot &plot() const noexcept;
private:
Ui::VisualizationGraphWidget *ui;
class VisualizationGraphWidgetPrivate;
spimpl::unique_impl_ptr<VisualizationGraphWidgetPrivate> impl;
private slots:
/// Slot called when right clicking on the graph (displays a menu)
void onGraphMenuRequested(const QPoint &pos) noexcept;
/// Rescale the X axe to range parameter
void onRangeChanged(const QCPRange &t1, const QCPRange &t2);
/// Slot called when a mouse double click was made
void onMouseDoubleClick(QMouseEvent *event) noexcept;
/// Slot called when a mouse move was made
void onMouseMove(QMouseEvent *event) noexcept;
/// Slot called when a mouse wheel was made, to perform some processing before the zoom is done
void onMouseWheel(QWheelEvent *event) noexcept;
/// Slot called when a mouse press was made, to activate the calibration of a graph
void onMousePress(QMouseEvent *event) noexcept;
/// Slot called when a mouse release was made, to deactivate the calibration of a graph
void onMouseRelease(QMouseEvent *event) noexcept;
void onDataCacheVariableUpdated();
void onUpdateVarDisplaying(std::shared_ptr<Variable> variable, const SqpRange &range);
};
#endif // SCIQLOP_VISUALIZATIONGRAPHWIDGET_H