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Visual display when dropping on top of a existing graph
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1 #ifndef SCIQLOP_DRAGDROPHELPER_H
1 #ifndef SCIQLOP_DRAGDROPHELPER_H
2 #define SCIQLOP_DRAGDROPHELPER_H
2 #define SCIQLOP_DRAGDROPHELPER_H
3
3
4 #include <Common/spimpl.h>
4 #include <Common/spimpl.h>
5 #include <QLoggingCategory>
5 #include <QLoggingCategory>
6 #include <QWidget>
6 #include <QWidget>
7
7
8 class QVBoxLayout;
8 class QVBoxLayout;
9 class QScrollArea;
9 class QScrollArea;
10 class VisualizationDragWidget;
10 class VisualizationDragWidget;
11 class VisualizationDragDropContainer;
11 class VisualizationDragDropContainer;
12 class QMimeData;
12 class QMimeData;
13
13
14 Q_DECLARE_LOGGING_CATEGORY(LOG_DragDropHelper)
14 Q_DECLARE_LOGGING_CATEGORY(LOG_DragDropHelper)
15
15
16 /**
16 /**
17 * @brief Helper class for drag&drop operations.
17 * @brief Helper class for drag&drop operations.
18 * @note The helper is accessible from the sqpApp singleton and has the same life as the whole
18 * @note The helper is accessible from the sqpApp singleton and has the same life as the whole
19 * application (like a controller). But contrary to a controller, it doesn't live in a thread and
19 * application (like a controller). But contrary to a controller, it doesn't live in a thread and
20 * can interect with the gui.
20 * can interect with the gui.
21 * @see SqpApplication
21 * @see SqpApplication
22 */
22 */
23 class DragDropHelper {
23 class DragDropHelper {
24 public:
24 public:
25 static const QString MIME_TYPE_GRAPH;
25 static const QString MIME_TYPE_GRAPH;
26 static const QString MIME_TYPE_ZONE;
26 static const QString MIME_TYPE_ZONE;
27
27
28 DragDropHelper();
28 DragDropHelper();
29 virtual ~DragDropHelper();
29 virtual ~DragDropHelper();
30
30
31 /// Resets some internal variables. Must be called before any new drag&drop operation.
31 /// Resets some internal variables. Must be called before any new drag&drop operation.
32 void resetDragAndDrop();
32 void resetDragAndDrop();
33
33
34 /// Sets the visualization widget currently being drag on the visualization.
34 /// Sets the visualization widget currently being drag on the visualization.
35 void setCurrentDragWidget(VisualizationDragWidget *dragWidget);
35 void setCurrentDragWidget(VisualizationDragWidget *dragWidget);
36
36
37 /// Returns the visualization widget currently being drag on the visualization.
37 /// Returns the visualization widget currently being drag on the visualization.
38 /// Can be null if a new visualization widget is intended to be created by the drag&drop
38 /// Can be null if a new visualization widget is intended to be created by the drag&drop
39 /// operation.
39 /// operation.
40 VisualizationDragWidget *getCurrentDragWidget() const;
40 VisualizationDragWidget *getCurrentDragWidget() const;
41
41
42 QWidget &placeHolder() const;
42 QWidget &placeHolder() const;
43 void insertPlaceHolder(QVBoxLayout *layout, int index);
43 void insertPlaceHolder(QVBoxLayout *layout, int index);
44 void removePlaceHolder();
44 void removePlaceHolder();
45 bool isPlaceHolderSet() const;
45 bool isPlaceHolderSet() const;
46
46
47 /// Checks if the specified mime data is valid for a drop in the visualization
47 /// Checks if the specified mime data is valid for a drop in the visualization
48 bool checkMimeDataForVisualization(const QMimeData *mimeData,
48 bool checkMimeDataForVisualization(const QMimeData *mimeData,
49 VisualizationDragDropContainer *dropContainer);
49 VisualizationDragDropContainer *dropContainer);
50
50
51 void addDragDropScrollArea(QScrollArea *scrollArea);
51 void addDragDropScrollArea(QScrollArea *scrollArea);
52 void removeDragDropScrollArea(QScrollArea *scrollArea);
52 void removeDragDropScrollArea(QScrollArea *scrollArea);
53
53
54 QUrl imageTemporaryUrl(const QImage &image) const;
54 QUrl imageTemporaryUrl(const QImage &image) const;
55
55
56 void setHightlightedDragWidget(VisualizationDragWidget *dragWidget);
57
56 private:
58 private:
57 class DragDropHelperPrivate;
59 class DragDropHelperPrivate;
58 spimpl::unique_impl_ptr<DragDropHelperPrivate> impl;
60 spimpl::unique_impl_ptr<DragDropHelperPrivate> impl;
59 };
61 };
60
62
61 /**
63 /**
62 * @brief Event filter class which manage the scroll of QScrollArea during a drag&drop operation.
64 * @brief Event filter class which manage the scroll of QScrollArea during a drag&drop operation.
63 * @note A QScrollArea inside an other QScrollArea is not fully supported.
65 * @note A QScrollArea inside an other QScrollArea is not fully supported.
64 */
66 */
65 class DragDropScroller : public QObject {
67 class DragDropScroller : public QObject {
66 Q_OBJECT
68 Q_OBJECT
67
69
68 public:
70 public:
69 DragDropScroller(QObject *parent = nullptr);
71 DragDropScroller(QObject *parent = nullptr);
70
72
71 void addScrollArea(QScrollArea *scrollArea);
73 void addScrollArea(QScrollArea *scrollArea);
72 void removeScrollArea(QScrollArea *scrollArea);
74 void removeScrollArea(QScrollArea *scrollArea);
73
75
74 protected:
76 protected:
75 bool eventFilter(QObject *obj, QEvent *event);
77 bool eventFilter(QObject *obj, QEvent *event);
76
78
77 private:
79 private:
78 class DragDropScrollerPrivate;
80 class DragDropScrollerPrivate;
79 spimpl::unique_impl_ptr<DragDropScrollerPrivate> impl;
81 spimpl::unique_impl_ptr<DragDropScrollerPrivate> impl;
80
82
81 private slots:
83 private slots:
82 void onTimer();
84 void onTimer();
83 };
85 };
84
86
85 #endif // SCIQLOP_DRAGDROPHELPER_H
87 #endif // SCIQLOP_DRAGDROPHELPER_H
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1 #ifndef SCIQLOP_VISUALIZATIONDRAGWIDGET_H
1 #ifndef SCIQLOP_VISUALIZATIONDRAGWIDGET_H
2 #define SCIQLOP_VISUALIZATIONDRAGWIDGET_H
2 #define SCIQLOP_VISUALIZATIONDRAGWIDGET_H
3
3
4 #include <Common/spimpl.h>
4 #include <Common/spimpl.h>
5 #include <QMimeData>
5 #include <QMimeData>
6 #include <QWidget>
6 #include <QWidget>
7
7
8 class VisualizationDragWidget : public QWidget {
8 class VisualizationDragWidget : public QWidget {
9 Q_OBJECT
9 Q_OBJECT
10
10
11 public:
11 public:
12 VisualizationDragWidget(QWidget *parent = nullptr);
12 VisualizationDragWidget(QWidget *parent = nullptr);
13
13
14 virtual QMimeData *mimeData() const = 0;
14 virtual QMimeData *mimeData() const = 0;
15 virtual bool isDragAllowed() const = 0;
15 virtual bool isDragAllowed() const = 0;
16 virtual void highlightForMerge(bool highlighted) { Q_UNUSED(highlighted); };
16
17
17 protected:
18 protected:
18 virtual void mousePressEvent(QMouseEvent *event) override;
19 virtual void mousePressEvent(QMouseEvent *event) override;
19 virtual void mouseMoveEvent(QMouseEvent *event) override;
20 virtual void mouseMoveEvent(QMouseEvent *event) override;
20
21
21 private:
22 private:
22 class VisualizationDragWidgetPrivate;
23 class VisualizationDragWidgetPrivate;
23 spimpl::unique_impl_ptr<VisualizationDragWidgetPrivate> impl;
24 spimpl::unique_impl_ptr<VisualizationDragWidgetPrivate> impl;
24
25
25 signals:
26 signals:
26 void dragDetected(VisualizationDragWidget *dragWidget, const QPoint &dragPosition);
27 void dragDetected(VisualizationDragWidget *dragWidget, const QPoint &dragPosition);
27 };
28 };
28
29
29 #endif // SCIQLOP_VISUALIZATIONDRAGWIDGET_H
30 #endif // SCIQLOP_VISUALIZATIONDRAGWIDGET_H
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1 #ifndef SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
1 #ifndef SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
2 #define SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
2 #define SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
3
3
4 #include "Visualization/IVisualizationWidget.h"
4 #include "Visualization/IVisualizationWidget.h"
5 #include "Visualization/VisualizationDragWidget.h"
5 #include "Visualization/VisualizationDragWidget.h"
6
6
7 #include <QLoggingCategory>
7 #include <QLoggingCategory>
8 #include <QWidget>
8 #include <QWidget>
9
9
10 #include <memory>
10 #include <memory>
11
11
12 #include <Common/spimpl.h>
12 #include <Common/spimpl.h>
13
13
14 Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationGraphWidget)
14 Q_DECLARE_LOGGING_CATEGORY(LOG_VisualizationGraphWidget)
15
15
16 class QCPRange;
16 class QCPRange;
17 class QCustomPlot;
17 class QCustomPlot;
18 class SqpRange;
18 class SqpRange;
19 class Variable;
19 class Variable;
20 class VisualizationZoneWidget;
20 class VisualizationZoneWidget;
21
21
22 namespace Ui {
22 namespace Ui {
23 class VisualizationGraphWidget;
23 class VisualizationGraphWidget;
24 } // namespace Ui
24 } // namespace Ui
25
25
26 class VisualizationGraphWidget : public VisualizationDragWidget, public IVisualizationWidget {
26 class VisualizationGraphWidget : public VisualizationDragWidget, public IVisualizationWidget {
27 Q_OBJECT
27 Q_OBJECT
28
28
29 friend class QCustomPlotSynchronizer;
29 friend class QCustomPlotSynchronizer;
30 friend class VisualizationGraphRenderingDelegate;
30 friend class VisualizationGraphRenderingDelegate;
31
31
32 public:
32 public:
33 explicit VisualizationGraphWidget(const QString &name = {}, QWidget *parent = 0);
33 explicit VisualizationGraphWidget(const QString &name = {}, QWidget *parent = 0);
34 virtual ~VisualizationGraphWidget();
34 virtual ~VisualizationGraphWidget();
35
35
36 VisualizationZoneWidget *parentZoneWidget() const noexcept;
36 VisualizationZoneWidget *parentZoneWidget() const noexcept;
37
37
38 /// If acquisition isn't enable, requestDataLoading signal cannot be emit
38 /// If acquisition isn't enable, requestDataLoading signal cannot be emit
39 void enableAcquisition(bool enable);
39 void enableAcquisition(bool enable);
40
40
41 void addVariable(std::shared_ptr<Variable> variable, SqpRange range);
41 void addVariable(std::shared_ptr<Variable> variable, SqpRange range);
42
42
43 /// Removes a variable from the graph
43 /// Removes a variable from the graph
44 void removeVariable(std::shared_ptr<Variable> variable) noexcept;
44 void removeVariable(std::shared_ptr<Variable> variable) noexcept;
45
45
46 /// Returns the list of all variables used in the graph
46 /// Returns the list of all variables used in the graph
47 QList<std::shared_ptr<Variable> > variables() const;
47 QList<std::shared_ptr<Variable> > variables() const;
48
48
49 void setYRange(const SqpRange &range);
49 void setYRange(const SqpRange &range);
50 SqpRange graphRange() const noexcept;
50 SqpRange graphRange() const noexcept;
51 void setGraphRange(const SqpRange &range);
51 void setGraphRange(const SqpRange &range);
52
52
53 // IVisualizationWidget interface
53 // IVisualizationWidget interface
54 void accept(IVisualizationWidgetVisitor *visitor) override;
54 void accept(IVisualizationWidgetVisitor *visitor) override;
55 bool canDrop(const Variable &variable) const override;
55 bool canDrop(const Variable &variable) const override;
56 bool contains(const Variable &variable) const override;
56 bool contains(const Variable &variable) const override;
57 QString name() const override;
57 QString name() const override;
58
58
59 // VisualisationDragWidget
59 // VisualisationDragWidget
60 QMimeData *mimeData() const override;
60 QMimeData *mimeData() const override;
61 bool isDragAllowed() const override;
61 bool isDragAllowed() const override;
62 void highlightForMerge(bool highlighted) override;
62
63
63 signals:
64 signals:
64 void synchronize(const SqpRange &range, const SqpRange &oldRange);
65 void synchronize(const SqpRange &range, const SqpRange &oldRange);
65 void requestDataLoading(QVector<std::shared_ptr<Variable> > variable, const SqpRange &range,
66 void requestDataLoading(QVector<std::shared_ptr<Variable> > variable, const SqpRange &range,
66 bool synchronise);
67 bool synchronise);
67
68
68 /// Signal emitted when the variable is about to be removed from the graph
69 /// Signal emitted when the variable is about to be removed from the graph
69 void variableAboutToBeRemoved(std::shared_ptr<Variable> var);
70 void variableAboutToBeRemoved(std::shared_ptr<Variable> var);
70 /// Signal emitted when the variable has been added to the graph
71 /// Signal emitted when the variable has been added to the graph
71 void variableAdded(std::shared_ptr<Variable> var);
72 void variableAdded(std::shared_ptr<Variable> var);
72
73
73 protected:
74 protected:
74 void closeEvent(QCloseEvent *event) override;
75 void closeEvent(QCloseEvent *event) override;
75 void enterEvent(QEvent *event) override;
76 void enterEvent(QEvent *event) override;
76 void leaveEvent(QEvent *event) override;
77 void leaveEvent(QEvent *event) override;
77
78
78 QCustomPlot &plot() noexcept;
79 QCustomPlot &plot() noexcept;
79
80
80 private:
81 private:
81 Ui::VisualizationGraphWidget *ui;
82 Ui::VisualizationGraphWidget *ui;
82
83
83 class VisualizationGraphWidgetPrivate;
84 class VisualizationGraphWidgetPrivate;
84 spimpl::unique_impl_ptr<VisualizationGraphWidgetPrivate> impl;
85 spimpl::unique_impl_ptr<VisualizationGraphWidgetPrivate> impl;
85
86
86 private slots:
87 private slots:
87 /// Slot called when right clicking on the graph (displays a menu)
88 /// Slot called when right clicking on the graph (displays a menu)
88 void onGraphMenuRequested(const QPoint &pos) noexcept;
89 void onGraphMenuRequested(const QPoint &pos) noexcept;
89
90
90 /// Rescale the X axe to range parameter
91 /// Rescale the X axe to range parameter
91 void onRangeChanged(const QCPRange &t1, const QCPRange &t2);
92 void onRangeChanged(const QCPRange &t1, const QCPRange &t2);
92
93
93 /// Slot called when a mouse move was made
94 /// Slot called when a mouse move was made
94 void onMouseMove(QMouseEvent *event) noexcept;
95 void onMouseMove(QMouseEvent *event) noexcept;
95 /// Slot called when a mouse wheel was made, to perform some processing before the zoom is done
96 /// Slot called when a mouse wheel was made, to perform some processing before the zoom is done
96 void onMouseWheel(QWheelEvent *event) noexcept;
97 void onMouseWheel(QWheelEvent *event) noexcept;
97 /// Slot called when a mouse press was made, to activate the calibration of a graph
98 /// Slot called when a mouse press was made, to activate the calibration of a graph
98 void onMousePress(QMouseEvent *event) noexcept;
99 void onMousePress(QMouseEvent *event) noexcept;
99 /// Slot called when a mouse release was made, to deactivate the calibration of a graph
100 /// Slot called when a mouse release was made, to deactivate the calibration of a graph
100 void onMouseRelease(QMouseEvent *event) noexcept;
101 void onMouseRelease(QMouseEvent *event) noexcept;
101
102
102 void onDataCacheVariableUpdated();
103 void onDataCacheVariableUpdated();
103
104
104 void onUpdateVarDisplaying(std::shared_ptr<Variable> variable, const SqpRange &range);
105 void onUpdateVarDisplaying(std::shared_ptr<Variable> variable, const SqpRange &range);
105 };
106 };
106
107
107 #endif // SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
108 #endif // SCIQLOP_VISUALIZATIONGRAPHWIDGET_H
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1 #include "DragDropHelper.h"
1 #include "DragDropHelper.h"
2 #include "SqpApplication.h"
2 #include "SqpApplication.h"
3 #include "Visualization/VisualizationDragDropContainer.h"
3 #include "Visualization/VisualizationDragDropContainer.h"
4 #include "Visualization/VisualizationDragWidget.h"
4 #include "Visualization/VisualizationDragWidget.h"
5 #include "Visualization/VisualizationWidget.h"
5 #include "Visualization/VisualizationWidget.h"
6 #include "Visualization/operations/FindVariableOperation.h"
6 #include "Visualization/operations/FindVariableOperation.h"
7
7
8 #include "Variable/VariableController.h"
8 #include "Variable/VariableController.h"
9
9
10 #include "Common/MimeTypesDef.h"
10 #include "Common/MimeTypesDef.h"
11 #include "Common/VisualizationDef.h"
11 #include "Common/VisualizationDef.h"
12
12
13 #include <QDir>
13 #include <QDir>
14 #include <QDragEnterEvent>
14 #include <QDragEnterEvent>
15 #include <QDragMoveEvent>
15 #include <QDragMoveEvent>
16 #include <QScrollArea>
16 #include <QScrollArea>
17 #include <QScrollBar>
17 #include <QScrollBar>
18 #include <QTimer>
18 #include <QTimer>
19 #include <QVBoxLayout>
19 #include <QVBoxLayout>
20
20
21 const int SCROLL_SPEED = 5;
21 const int SCROLL_SPEED = 5;
22 const int SCROLL_ZONE_SIZE = 50;
22 const int SCROLL_ZONE_SIZE = 50;
23
23
24 Q_LOGGING_CATEGORY(LOG_DragDropHelper, "DragDrophelper")
24 Q_LOGGING_CATEGORY(LOG_DragDropHelper, "DragDrophelper")
25
25
26 struct DragDropScroller::DragDropScrollerPrivate {
26 struct DragDropScroller::DragDropScrollerPrivate {
27
27
28 QList<QScrollArea *> m_ScrollAreas;
28 QList<QScrollArea *> m_ScrollAreas;
29 QScrollArea *m_CurrentScrollArea = nullptr;
29 QScrollArea *m_CurrentScrollArea = nullptr;
30 std::unique_ptr<QTimer> m_Timer = nullptr;
30 std::unique_ptr<QTimer> m_Timer = nullptr;
31
31
32
33 enum class ScrollDirection { up, down, unknown };
32 enum class ScrollDirection { up, down, unknown };
34 ScrollDirection m_Direction = ScrollDirection::unknown;
33 ScrollDirection m_Direction = ScrollDirection::unknown;
35
34
36 explicit DragDropScrollerPrivate() : m_Timer{std::make_unique<QTimer>()}
35 explicit DragDropScrollerPrivate() : m_Timer{std::make_unique<QTimer>()}
37 {
36 {
38 m_Timer->setInterval(0);
37 m_Timer->setInterval(0);
39 }
38 }
40 };
39 };
41
40
42 DragDropScroller::DragDropScroller(QObject *parent)
41 DragDropScroller::DragDropScroller(QObject *parent)
43 : QObject{parent}, impl{spimpl::make_unique_impl<DragDropScrollerPrivate>()}
42 : QObject{parent}, impl{spimpl::make_unique_impl<DragDropScrollerPrivate>()}
44 {
43 {
45 connect(impl->m_Timer.get(), &QTimer::timeout, this, &DragDropScroller::onTimer);
44 connect(impl->m_Timer.get(), &QTimer::timeout, this, &DragDropScroller::onTimer);
46 }
45 }
47
46
48 void DragDropScroller::addScrollArea(QScrollArea *scrollArea)
47 void DragDropScroller::addScrollArea(QScrollArea *scrollArea)
49 {
48 {
50 impl->m_ScrollAreas << scrollArea;
49 impl->m_ScrollAreas << scrollArea;
51 scrollArea->viewport()->setAcceptDrops(true);
50 scrollArea->viewport()->setAcceptDrops(true);
52 }
51 }
53
52
54 void DragDropScroller::removeScrollArea(QScrollArea *scrollArea)
53 void DragDropScroller::removeScrollArea(QScrollArea *scrollArea)
55 {
54 {
56 impl->m_ScrollAreas.removeAll(scrollArea);
55 impl->m_ScrollAreas.removeAll(scrollArea);
57 scrollArea->viewport()->setAcceptDrops(false);
56 scrollArea->viewport()->setAcceptDrops(false);
58 }
57 }
59
58
60 bool DragDropScroller::eventFilter(QObject *obj, QEvent *event)
59 bool DragDropScroller::eventFilter(QObject *obj, QEvent *event)
61 {
60 {
62 if (event->type() == QEvent::DragMove) {
61 if (event->type() == QEvent::DragMove) {
63 auto w = static_cast<QWidget *>(obj);
62 auto w = static_cast<QWidget *>(obj);
64
63
65 if (impl->m_CurrentScrollArea && impl->m_CurrentScrollArea->isAncestorOf(w)) {
64 if (impl->m_CurrentScrollArea && impl->m_CurrentScrollArea->isAncestorOf(w)) {
66 auto moveEvent = static_cast<QDragMoveEvent *>(event);
65 auto moveEvent = static_cast<QDragMoveEvent *>(event);
67
66
68 auto pos = moveEvent->pos();
67 auto pos = moveEvent->pos();
69 if (impl->m_CurrentScrollArea->viewport() != w) {
68 if (impl->m_CurrentScrollArea->viewport() != w) {
70 auto globalPos = w->mapToGlobal(moveEvent->pos());
69 auto globalPos = w->mapToGlobal(moveEvent->pos());
71 pos = impl->m_CurrentScrollArea->viewport()->mapFromGlobal(globalPos);
70 pos = impl->m_CurrentScrollArea->viewport()->mapFromGlobal(globalPos);
72 }
71 }
73
72
74 auto isInTopZone = pos.y() > impl->m_CurrentScrollArea->viewport()->size().height()
73 auto isInTopZone = pos.y() > impl->m_CurrentScrollArea->viewport()->size().height()
75 - SCROLL_ZONE_SIZE;
74 - SCROLL_ZONE_SIZE;
76 auto isInBottomZone = pos.y() < SCROLL_ZONE_SIZE;
75 auto isInBottomZone = pos.y() < SCROLL_ZONE_SIZE;
77
76
78 if (!isInTopZone && !isInBottomZone) {
77 if (!isInTopZone && !isInBottomZone) {
79 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
78 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
80 impl->m_Timer->stop();
79 impl->m_Timer->stop();
81 }
80 }
82 else if (!impl->m_Timer->isActive()) {
81 else if (!impl->m_Timer->isActive()) {
83 impl->m_Direction = isInTopZone ? DragDropScrollerPrivate::ScrollDirection::up
82 impl->m_Direction = isInTopZone ? DragDropScrollerPrivate::ScrollDirection::up
84 : DragDropScrollerPrivate::ScrollDirection::down;
83 : DragDropScrollerPrivate::ScrollDirection::down;
85 impl->m_Timer->start();
84 impl->m_Timer->start();
86 }
85 }
87 }
86 }
88 }
87 }
89 else if (event->type() == QEvent::DragEnter) {
88 else if (event->type() == QEvent::DragEnter) {
90 auto w = static_cast<QWidget *>(obj);
89 auto w = static_cast<QWidget *>(obj);
91
90
92 for (auto scrollArea : impl->m_ScrollAreas) {
91 for (auto scrollArea : impl->m_ScrollAreas) {
93 if (impl->m_CurrentScrollArea != scrollArea && scrollArea->isAncestorOf(w)) {
92 if (impl->m_CurrentScrollArea != scrollArea && scrollArea->isAncestorOf(w)) {
94 auto enterEvent = static_cast<QDragEnterEvent *>(event);
93 auto enterEvent = static_cast<QDragEnterEvent *>(event);
95 enterEvent->acceptProposedAction();
94 enterEvent->acceptProposedAction();
96 enterEvent->setDropAction(Qt::IgnoreAction);
95 enterEvent->setDropAction(Qt::IgnoreAction);
97 impl->m_CurrentScrollArea = scrollArea;
96 impl->m_CurrentScrollArea = scrollArea;
98 break;
97 break;
99 }
98 }
100 }
99 }
101 }
100 }
102 else if (event->type() == QEvent::DragLeave) {
101 else if (event->type() == QEvent::DragLeave) {
103 if (impl->m_CurrentScrollArea) {
102 if (impl->m_CurrentScrollArea) {
104 if (!QRect(QPoint(), impl->m_CurrentScrollArea->size())
103 if (!QRect(QPoint(), impl->m_CurrentScrollArea->size())
105 .contains(impl->m_CurrentScrollArea->mapFromGlobal(QCursor::pos()))) {
104 .contains(impl->m_CurrentScrollArea->mapFromGlobal(QCursor::pos()))) {
106 impl->m_CurrentScrollArea = nullptr;
105 impl->m_CurrentScrollArea = nullptr;
107 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
106 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
108 impl->m_Timer->stop();
107 impl->m_Timer->stop();
109 }
108 }
110 }
109 }
111 }
110 }
112 else if (event->type() == QEvent::Drop) {
111 else if (event->type() == QEvent::Drop) {
113 if (impl->m_CurrentScrollArea) {
112 if (impl->m_CurrentScrollArea) {
114 impl->m_CurrentScrollArea = nullptr;
113 impl->m_CurrentScrollArea = nullptr;
115 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
114 impl->m_Direction = DragDropScrollerPrivate::ScrollDirection::unknown;
116 impl->m_Timer->stop();
115 impl->m_Timer->stop();
117 }
116 }
118 }
117 }
119
118
120 return false;
119 return false;
121 }
120 }
122
121
123 void DragDropScroller::onTimer()
122 void DragDropScroller::onTimer()
124 {
123 {
125 if (impl->m_CurrentScrollArea) {
124 if (impl->m_CurrentScrollArea) {
126 auto mvt = 0;
125 auto mvt = 0;
127 switch (impl->m_Direction) {
126 switch (impl->m_Direction) {
128 case DragDropScrollerPrivate::ScrollDirection::up:
127 case DragDropScrollerPrivate::ScrollDirection::up:
129 mvt = SCROLL_SPEED;
128 mvt = SCROLL_SPEED;
130 break;
129 break;
131 case DragDropScrollerPrivate::ScrollDirection::down:
130 case DragDropScrollerPrivate::ScrollDirection::down:
132 mvt = -SCROLL_SPEED;
131 mvt = -SCROLL_SPEED;
133 break;
132 break;
134 default:
133 default:
135 break;
134 break;
136 }
135 }
137
136
138 impl->m_CurrentScrollArea->verticalScrollBar()->setValue(
137 impl->m_CurrentScrollArea->verticalScrollBar()->setValue(
139 impl->m_CurrentScrollArea->verticalScrollBar()->value() + mvt);
138 impl->m_CurrentScrollArea->verticalScrollBar()->value() + mvt);
140 }
139 }
141 }
140 }
142
141
143 struct DragDropHelper::DragDropHelperPrivate {
142 struct DragDropHelper::DragDropHelperPrivate {
144
143
145 VisualizationDragWidget *m_CurrentDragWidget = nullptr;
144 VisualizationDragWidget *m_CurrentDragWidget = nullptr;
146 std::unique_ptr<QWidget> m_PlaceHolder = nullptr;
145 std::unique_ptr<QWidget> m_PlaceHolder = nullptr;
147 std::unique_ptr<DragDropScroller> m_DragDropScroller = nullptr;
146 std::unique_ptr<DragDropScroller> m_DragDropScroller = nullptr;
148 QString m_ImageTempUrl; // Temporary file for image url generated by the drag & drop. Not using
147 QString m_ImageTempUrl; // Temporary file for image url generated by the drag & drop. Not using
149 // QTemporaryFile to have a name which is not generated.
148 // QTemporaryFile to have a name which is not generated.
150
149
150 VisualizationDragWidget *m_HighlightedDragWidget = nullptr;
151
151 explicit DragDropHelperPrivate()
152 explicit DragDropHelperPrivate()
152 : m_PlaceHolder{std::make_unique<QWidget>()},
153 : m_PlaceHolder{std::make_unique<QWidget>()},
153 m_DragDropScroller{std::make_unique<DragDropScroller>()}
154 m_DragDropScroller{std::make_unique<DragDropScroller>()}
154 {
155 {
155 m_PlaceHolder->setStyleSheet("background-color: #BBD5EE; border:2px solid #2A7FD4");
156 m_PlaceHolder->setStyleSheet("background-color: #BBD5EE; border:2px solid #2A7FD4");
156 sqpApp->installEventFilter(m_DragDropScroller.get());
157 sqpApp->installEventFilter(m_DragDropScroller.get());
157
158
158
159
159 m_ImageTempUrl = QDir::temp().absoluteFilePath("Scqlop_graph.png");
160 m_ImageTempUrl = QDir::temp().absoluteFilePath("Scqlop_graph.png");
160 }
161 }
161
162
162 void preparePlaceHolder() const
163 void preparePlaceHolder() const
163 {
164 {
164 if (m_CurrentDragWidget) {
165 if (m_CurrentDragWidget) {
165 m_PlaceHolder->setMinimumSize(m_CurrentDragWidget->size());
166 m_PlaceHolder->setMinimumSize(m_CurrentDragWidget->size());
166 m_PlaceHolder->setSizePolicy(m_CurrentDragWidget->sizePolicy());
167 m_PlaceHolder->setSizePolicy(m_CurrentDragWidget->sizePolicy());
167 }
168 }
168 else {
169 else {
169 // Configuration of the placeHolder when there is no dragWidget
170 // Configuration of the placeHolder when there is no dragWidget
170 // (for instance with a drag from a variable)
171 // (for instance with a drag from a variable)
171
172
172 m_PlaceHolder->setMinimumSize(0, GRAPH_MINIMUM_HEIGHT);
173 m_PlaceHolder->setMinimumSize(0, GRAPH_MINIMUM_HEIGHT);
173 m_PlaceHolder->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
174 m_PlaceHolder->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
174 }
175 }
175 }
176 }
176 };
177 };
177
178
178
179
179 DragDropHelper::DragDropHelper() : impl{spimpl::make_unique_impl<DragDropHelperPrivate>()}
180 DragDropHelper::DragDropHelper() : impl{spimpl::make_unique_impl<DragDropHelperPrivate>()} {}
180 {
181 }
182
181
183 DragDropHelper::~DragDropHelper()
182 DragDropHelper::~DragDropHelper()
184 {
183 {
185 QFile::remove(impl->m_ImageTempUrl);
184 QFile::remove(impl->m_ImageTempUrl);
186 }
185 }
187
186
188 void DragDropHelper::resetDragAndDrop()
187 void DragDropHelper::resetDragAndDrop()
189 {
188 {
190 setCurrentDragWidget(nullptr);
189 setCurrentDragWidget(nullptr);
190 impl->m_HighlightedDragWidget = nullptr;
191 }
191 }
192
192
193 void DragDropHelper::setCurrentDragWidget(VisualizationDragWidget *dragWidget)
193 void DragDropHelper::setCurrentDragWidget(VisualizationDragWidget *dragWidget)
194 {
194 {
195 impl->m_CurrentDragWidget = dragWidget;
195 impl->m_CurrentDragWidget = dragWidget;
196 }
196 }
197
197
198 VisualizationDragWidget *DragDropHelper::getCurrentDragWidget() const
198 VisualizationDragWidget *DragDropHelper::getCurrentDragWidget() const
199 {
199 {
200 return impl->m_CurrentDragWidget;
200 return impl->m_CurrentDragWidget;
201 }
201 }
202
202
203
203
204 QWidget &DragDropHelper::placeHolder() const
204 QWidget &DragDropHelper::placeHolder() const
205 {
205 {
206 return *impl->m_PlaceHolder;
206 return *impl->m_PlaceHolder;
207 }
207 }
208
208
209 void DragDropHelper::insertPlaceHolder(QVBoxLayout *layout, int index)
209 void DragDropHelper::insertPlaceHolder(QVBoxLayout *layout, int index)
210 {
210 {
211 removePlaceHolder();
211 removePlaceHolder();
212 impl->preparePlaceHolder();
212 impl->preparePlaceHolder();
213 layout->insertWidget(index, impl->m_PlaceHolder.get());
213 layout->insertWidget(index, impl->m_PlaceHolder.get());
214 impl->m_PlaceHolder->show();
214 impl->m_PlaceHolder->show();
215 }
215 }
216
216
217 void DragDropHelper::removePlaceHolder()
217 void DragDropHelper::removePlaceHolder()
218 {
218 {
219 auto parentWidget = impl->m_PlaceHolder->parentWidget();
219 auto parentWidget = impl->m_PlaceHolder->parentWidget();
220 if (parentWidget) {
220 if (parentWidget) {
221 parentWidget->layout()->removeWidget(impl->m_PlaceHolder.get());
221 parentWidget->layout()->removeWidget(impl->m_PlaceHolder.get());
222 impl->m_PlaceHolder->setParent(nullptr);
222 impl->m_PlaceHolder->setParent(nullptr);
223 impl->m_PlaceHolder->hide();
223 impl->m_PlaceHolder->hide();
224 }
224 }
225 }
225 }
226
226
227 bool DragDropHelper::isPlaceHolderSet() const
227 bool DragDropHelper::isPlaceHolderSet() const
228 {
228 {
229 return impl->m_PlaceHolder->parentWidget();
229 return impl->m_PlaceHolder->parentWidget();
230 }
230 }
231
231
232 void DragDropHelper::addDragDropScrollArea(QScrollArea *scrollArea)
232 void DragDropHelper::addDragDropScrollArea(QScrollArea *scrollArea)
233 {
233 {
234 impl->m_DragDropScroller->addScrollArea(scrollArea);
234 impl->m_DragDropScroller->addScrollArea(scrollArea);
235 }
235 }
236
236
237 void DragDropHelper::removeDragDropScrollArea(QScrollArea *scrollArea)
237 void DragDropHelper::removeDragDropScrollArea(QScrollArea *scrollArea)
238 {
238 {
239 impl->m_DragDropScroller->removeScrollArea(scrollArea);
239 impl->m_DragDropScroller->removeScrollArea(scrollArea);
240 }
240 }
241
241
242 QUrl DragDropHelper::imageTemporaryUrl(const QImage &image) const
242 QUrl DragDropHelper::imageTemporaryUrl(const QImage &image) const
243 {
243 {
244 image.save(impl->m_ImageTempUrl);
244 image.save(impl->m_ImageTempUrl);
245 return QUrl::fromLocalFile(impl->m_ImageTempUrl);
245 return QUrl::fromLocalFile(impl->m_ImageTempUrl);
246 }
246 }
247
247
248 void DragDropHelper::setHightlightedDragWidget(VisualizationDragWidget *dragWidget)
249 {
250 if (impl->m_HighlightedDragWidget) {
251 impl->m_HighlightedDragWidget->highlightForMerge(false);
252 }
253
254 if (dragWidget) {
255 impl->m_HighlightedDragWidget = dragWidget;
256 impl->m_HighlightedDragWidget->highlightForMerge(true);
257 }
258 }
259
248 bool DragDropHelper::checkMimeDataForVisualization(const QMimeData *mimeData,
260 bool DragDropHelper::checkMimeDataForVisualization(const QMimeData *mimeData,
249 VisualizationDragDropContainer *dropContainer)
261 VisualizationDragDropContainer *dropContainer)
250 {
262 {
251 auto result = true;
263 auto result = true;
252
264
253 if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
265 if (mimeData->hasFormat(MIME_TYPE_VARIABLE_LIST)) {
254 auto variables = sqpApp->variableController().variablesForMimeData(
266 auto variables = sqpApp->variableController().variablesForMimeData(
255 mimeData->data(MIME_TYPE_VARIABLE_LIST));
267 mimeData->data(MIME_TYPE_VARIABLE_LIST));
256
268
257 if (variables.count() == 1) {
269 if (variables.count() == 1) {
258 // Check that the viariable is not already in a graph
270 // Check that the viariable is not already in a graph
259
271
260 // Search for the top level VisualizationWidget
272 // Search for the top level VisualizationWidget
261 auto parent = dropContainer->parentWidget();
273 auto parent = dropContainer->parentWidget();
262 while (parent && qobject_cast<VisualizationWidget *>(parent) == nullptr) {
274 while (parent && qobject_cast<VisualizationWidget *>(parent) == nullptr) {
263 parent = parent->parentWidget();
275 parent = parent->parentWidget();
264 }
276 }
265
277
266 if (parent) {
278 if (parent) {
267 auto visualizationWidget = static_cast<VisualizationWidget *>(parent);
279 auto visualizationWidget = static_cast<VisualizationWidget *>(parent);
268
280
269 FindVariableOperation findVariableOperation{variables.first()};
281 FindVariableOperation findVariableOperation{variables.first()};
270 visualizationWidget->accept(&findVariableOperation);
282 visualizationWidget->accept(&findVariableOperation);
271 auto variableContainers = findVariableOperation.result();
283 auto variableContainers = findVariableOperation.result();
272 if (!variableContainers.empty()) {
284 if (!variableContainers.empty()) {
273 result = false;
285 result = false;
274 }
286 }
275 }
287 }
276 else {
288 else {
277 qCWarning(LOG_DragDropHelper()) << QObject::tr(
289 qCWarning(LOG_DragDropHelper()) << QObject::tr(
278 "DragDropHelper::checkMimeDataForVisualization, the parent "
290 "DragDropHelper::checkMimeDataForVisualization, the parent "
279 "VisualizationWidget cannot be found.");
291 "VisualizationWidget cannot be found.");
280 result = false;
292 result = false;
281 }
293 }
282 }
294 }
283 else {
295 else {
284 result = false;
296 result = false;
285 }
297 }
286 }
298 }
287
299
288 return result;
300 return result;
289 }
301 }
Show file before | Show file after | Hide comments
@@ -1,362 +1,368
1 #include "Visualization/VisualizationDragDropContainer.h"
1 #include "Visualization/VisualizationDragDropContainer.h"
2 #include "DragDropHelper.h"
2 #include "DragDropHelper.h"
3 #include "SqpApplication.h"
3 #include "SqpApplication.h"
4 #include "Visualization/VisualizationDragWidget.h"
4 #include "Visualization/VisualizationDragWidget.h"
5
5
6 #include "Common/VisualizationDef.h"
6 #include "Common/VisualizationDef.h"
7
7
8 #include <QDrag>
8 #include <QDrag>
9 #include <QDragEnterEvent>
9 #include <QDragEnterEvent>
10 #include <QVBoxLayout>
10 #include <QVBoxLayout>
11
11
12 #include <cmath>
12 #include <cmath>
13 #include <memory>
13 #include <memory>
14
14
15 Q_LOGGING_CATEGORY(LOG_VisualizationDragDropContainer, "VisualizationDragDropContainer")
15 Q_LOGGING_CATEGORY(LOG_VisualizationDragDropContainer, "VisualizationDragDropContainer")
16
16
17 struct VisualizationDragDropContainer::VisualizationDragDropContainerPrivate {
17 struct VisualizationDragDropContainer::VisualizationDragDropContainerPrivate {
18
18
19 QVBoxLayout *m_Layout;
19 QVBoxLayout *m_Layout;
20 QStringList m_AcceptedMimeTypes;
20 QStringList m_AcceptedMimeTypes;
21 QStringList m_MergeAllowedMimeTypes;
21 QStringList m_MergeAllowedMimeTypes;
22 VisualizationDragDropContainer::AcceptMimeDataFunction m_AcceptMimeDataFun
22 VisualizationDragDropContainer::AcceptMimeDataFunction m_AcceptMimeDataFun
23 = [](auto mimeData) { return true; };
23 = [](auto mimeData) { return true; };
24
24
25 explicit VisualizationDragDropContainerPrivate(QWidget *widget)
25 explicit VisualizationDragDropContainerPrivate(QWidget *widget)
26 {
26 {
27 m_Layout = new QVBoxLayout(widget);
27 m_Layout = new QVBoxLayout(widget);
28 m_Layout->setContentsMargins(0, 0, 0, 0);
28 m_Layout->setContentsMargins(0, 0, 0, 0);
29 }
29 }
30
30
31 bool acceptMimeData(const QMimeData *data) const
31 bool acceptMimeData(const QMimeData *data) const
32 {
32 {
33 for (const auto &type : m_AcceptedMimeTypes) {
33 for (const auto &type : m_AcceptedMimeTypes) {
34 if (data->hasFormat(type) && m_AcceptMimeDataFun(data)) {
34 if (data->hasFormat(type) && m_AcceptMimeDataFun(data)) {
35 return true;
35 return true;
36 }
36 }
37 }
37 }
38
38
39 return false;
39 return false;
40 }
40 }
41
41
42 bool allowMergeMimeData(const QMimeData *data) const
42 bool allowMergeMimeData(const QMimeData *data) const
43 {
43 {
44 for (const auto &type : m_MergeAllowedMimeTypes) {
44 for (const auto &type : m_MergeAllowedMimeTypes) {
45 if (data->hasFormat(type)) {
45 if (data->hasFormat(type)) {
46 return true;
46 return true;
47 }
47 }
48 }
48 }
49
49
50 return false;
50 return false;
51 }
51 }
52
52
53 bool hasPlaceHolder() const
53 bool hasPlaceHolder() const
54 {
54 {
55 return sqpApp->dragDropHelper().placeHolder().parentWidget() == m_Layout->parentWidget();
55 return sqpApp->dragDropHelper().placeHolder().parentWidget() == m_Layout->parentWidget();
56 }
56 }
57
57
58 VisualizationDragWidget *getChildDragWidgetAt(QWidget *parent, const QPoint &pos) const
58 VisualizationDragWidget *getChildDragWidgetAt(QWidget *parent, const QPoint &pos) const
59 {
59 {
60 VisualizationDragWidget *dragWidget = nullptr;
60 VisualizationDragWidget *dragWidget = nullptr;
61
61
62 for (auto child : parent->children()) {
62 for (auto child : parent->children()) {
63 auto widget = qobject_cast<VisualizationDragWidget *>(child);
63 auto widget = qobject_cast<VisualizationDragWidget *>(child);
64 if (widget && widget->isVisible()) {
64 if (widget && widget->isVisible()) {
65 if (widget->frameGeometry().contains(pos)) {
65 if (widget->frameGeometry().contains(pos)) {
66 dragWidget = widget;
66 dragWidget = widget;
67 break;
67 break;
68 }
68 }
69 }
69 }
70 }
70 }
71
71
72 return dragWidget;
72 return dragWidget;
73 }
73 }
74
74
75 bool cursorIsInContainer(QWidget *container) const
75 bool cursorIsInContainer(QWidget *container) const
76 {
76 {
77 auto adustNum = 18; // to be safe, in case of scrollbar on the side
77 auto adustNum = 18; // to be safe, in case of scrollbar on the side
78 auto containerRect = QRect(QPoint(), container->contentsRect().size())
78 auto containerRect = QRect(QPoint(), container->contentsRect().size())
79 .adjusted(adustNum, adustNum, -adustNum, -adustNum);
79 .adjusted(adustNum, adustNum, -adustNum, -adustNum);
80 return containerRect.contains(container->mapFromGlobal(QCursor::pos()));
80 return containerRect.contains(container->mapFromGlobal(QCursor::pos()));
81 }
81 }
82 };
82 };
83
83
84 VisualizationDragDropContainer::VisualizationDragDropContainer(QWidget *parent)
84 VisualizationDragDropContainer::VisualizationDragDropContainer(QWidget *parent)
85 : QWidget{parent},
85 : QWidget{parent},
86 impl{spimpl::make_unique_impl<VisualizationDragDropContainerPrivate>(this)}
86 impl{spimpl::make_unique_impl<VisualizationDragDropContainerPrivate>(this)}
87 {
87 {
88 setAcceptDrops(true);
88 setAcceptDrops(true);
89 }
89 }
90
90
91 void VisualizationDragDropContainer::addDragWidget(VisualizationDragWidget *dragWidget)
91 void VisualizationDragDropContainer::addDragWidget(VisualizationDragWidget *dragWidget)
92 {
92 {
93 impl->m_Layout->addWidget(dragWidget);
93 impl->m_Layout->addWidget(dragWidget);
94 disconnect(dragWidget, &VisualizationDragWidget::dragDetected, nullptr, nullptr);
94 disconnect(dragWidget, &VisualizationDragWidget::dragDetected, nullptr, nullptr);
95 connect(dragWidget, &VisualizationDragWidget::dragDetected, this,
95 connect(dragWidget, &VisualizationDragWidget::dragDetected, this,
96 &VisualizationDragDropContainer::startDrag);
96 &VisualizationDragDropContainer::startDrag);
97 }
97 }
98
98
99 void VisualizationDragDropContainer::insertDragWidget(int index,
99 void VisualizationDragDropContainer::insertDragWidget(int index,
100 VisualizationDragWidget *dragWidget)
100 VisualizationDragWidget *dragWidget)
101 {
101 {
102 impl->m_Layout->insertWidget(index, dragWidget);
102 impl->m_Layout->insertWidget(index, dragWidget);
103 disconnect(dragWidget, &VisualizationDragWidget::dragDetected, nullptr, nullptr);
103 disconnect(dragWidget, &VisualizationDragWidget::dragDetected, nullptr, nullptr);
104 connect(dragWidget, &VisualizationDragWidget::dragDetected, this,
104 connect(dragWidget, &VisualizationDragWidget::dragDetected, this,
105 &VisualizationDragDropContainer::startDrag);
105 &VisualizationDragDropContainer::startDrag);
106 }
106 }
107
107
108 void VisualizationDragDropContainer::setAcceptedMimeTypes(const QStringList &mimeTypes)
108 void VisualizationDragDropContainer::setAcceptedMimeTypes(const QStringList &mimeTypes)
109 {
109 {
110 impl->m_AcceptedMimeTypes = mimeTypes;
110 impl->m_AcceptedMimeTypes = mimeTypes;
111 }
111 }
112
112
113 void VisualizationDragDropContainer::setMergeAllowedMimeTypes(const QStringList &mimeTypes)
113 void VisualizationDragDropContainer::setMergeAllowedMimeTypes(const QStringList &mimeTypes)
114 {
114 {
115 impl->m_MergeAllowedMimeTypes = mimeTypes;
115 impl->m_MergeAllowedMimeTypes = mimeTypes;
116 }
116 }
117
117
118 int VisualizationDragDropContainer::countDragWidget() const
118 int VisualizationDragDropContainer::countDragWidget() const
119 {
119 {
120 auto nbGraph = 0;
120 auto nbGraph = 0;
121 for (auto child : children()) {
121 for (auto child : children()) {
122 if (qobject_cast<VisualizationDragWidget *>(child)) {
122 if (qobject_cast<VisualizationDragWidget *>(child)) {
123 nbGraph += 1;
123 nbGraph += 1;
124 }
124 }
125 }
125 }
126
126
127 return nbGraph;
127 return nbGraph;
128 }
128 }
129
129
130 void VisualizationDragDropContainer::setAcceptMimeDataFunction(
130 void VisualizationDragDropContainer::setAcceptMimeDataFunction(
131 VisualizationDragDropContainer::AcceptMimeDataFunction fun)
131 VisualizationDragDropContainer::AcceptMimeDataFunction fun)
132 {
132 {
133 impl->m_AcceptMimeDataFun = fun;
133 impl->m_AcceptMimeDataFun = fun;
134 }
134 }
135
135
136 void VisualizationDragDropContainer::startDrag(VisualizationDragWidget *dragWidget,
136 void VisualizationDragDropContainer::startDrag(VisualizationDragWidget *dragWidget,
137 const QPoint &dragPosition)
137 const QPoint &dragPosition)
138 {
138 {
139 auto &helper = sqpApp->dragDropHelper();
139 auto &helper = sqpApp->dragDropHelper();
140 helper.resetDragAndDrop();
140 helper.resetDragAndDrop();
141
141
142 // Note: The management of the drag object is done by Qt
142 // Note: The management of the drag object is done by Qt
143 auto drag = new QDrag{dragWidget};
143 auto drag = new QDrag{dragWidget};
144 drag->setHotSpot(dragPosition);
144 drag->setHotSpot(dragPosition);
145
145
146 auto mimeData = dragWidget->mimeData();
146 auto mimeData = dragWidget->mimeData();
147 drag->setMimeData(mimeData);
147 drag->setMimeData(mimeData);
148
148
149 auto pixmap = QPixmap(dragWidget->size());
149 auto pixmap = QPixmap(dragWidget->size());
150 dragWidget->render(&pixmap);
150 dragWidget->render(&pixmap);
151 drag->setPixmap(pixmap);
151 drag->setPixmap(pixmap);
152
152
153 auto image = pixmap.toImage();
153 auto image = pixmap.toImage();
154 mimeData->setImageData(image);
154 mimeData->setImageData(image);
155 mimeData->setUrls({helper.imageTemporaryUrl(image)});
155 mimeData->setUrls({helper.imageTemporaryUrl(image)});
156
156
157 if (impl->m_Layout->indexOf(dragWidget) >= 0) {
157 if (impl->m_Layout->indexOf(dragWidget) >= 0) {
158 helper.setCurrentDragWidget(dragWidget);
158 helper.setCurrentDragWidget(dragWidget);
159
159
160 if (impl->cursorIsInContainer(this)) {
160 if (impl->cursorIsInContainer(this)) {
161 auto dragWidgetIndex = impl->m_Layout->indexOf(dragWidget);
161 auto dragWidgetIndex = impl->m_Layout->indexOf(dragWidget);
162 helper.insertPlaceHolder(impl->m_Layout, dragWidgetIndex);
162 helper.insertPlaceHolder(impl->m_Layout, dragWidgetIndex);
163 dragWidget->setVisible(false);
163 dragWidget->setVisible(false);
164 }
164 }
165
165
166 // Note: The exec() is blocking on windows but not on linux and macOS
166 // Note: The exec() is blocking on windows but not on linux and macOS
167 drag->exec(Qt::MoveAction | Qt::CopyAction);
167 drag->exec(Qt::MoveAction | Qt::CopyAction);
168 }
168 }
169 else {
169 else {
170 qCWarning(LOG_VisualizationDragDropContainer())
170 qCWarning(LOG_VisualizationDragDropContainer())
171 << tr("VisualizationDragDropContainer::startDrag, drag aborted, the specified "
171 << tr("VisualizationDragDropContainer::startDrag, drag aborted, the specified "
172 "VisualizationDragWidget is not found in this container.");
172 "VisualizationDragWidget is not found in this container.");
173 }
173 }
174 }
174 }
175
175
176 void VisualizationDragDropContainer::dragEnterEvent(QDragEnterEvent *event)
176 void VisualizationDragDropContainer::dragEnterEvent(QDragEnterEvent *event)
177 {
177 {
178 if (impl->acceptMimeData(event->mimeData())) {
178 if (impl->acceptMimeData(event->mimeData())) {
179 event->acceptProposedAction();
179 event->acceptProposedAction();
180
180
181 auto &helper = sqpApp->dragDropHelper();
181 auto &helper = sqpApp->dragDropHelper();
182
182
183 if (!impl->hasPlaceHolder()) {
183 if (!impl->hasPlaceHolder()) {
184 auto dragWidget = helper.getCurrentDragWidget();
184 auto dragWidget = helper.getCurrentDragWidget();
185
185
186 if (dragWidget) {
186 if (dragWidget) {
187 // If the drag&drop is internal to the visualization, entering the container hide
187 // If the drag&drop is internal to the visualization, entering the container hide
188 // the dragWidget which was hidden by the dragLeaveEvent
188 // the dragWidget which was hidden by the dragLeaveEvent
189 auto parentWidget
189 auto parentWidget
190 = qobject_cast<VisualizationDragDropContainer *>(dragWidget->parentWidget());
190 = qobject_cast<VisualizationDragDropContainer *>(dragWidget->parentWidget());
191 if (parentWidget) {
191 if (parentWidget) {
192 dragWidget->setVisible(false);
192 dragWidget->setVisible(false);
193 }
193 }
194 }
194 }
195
195
196 auto dragWidgetHovered = impl->getChildDragWidgetAt(this, event->pos());
196 auto dragWidgetHovered = impl->getChildDragWidgetAt(this, event->pos());
197
197
198 if (dragWidgetHovered) {
198 if (dragWidgetHovered) {
199 auto hoveredWidgetIndex = impl->m_Layout->indexOf(dragWidgetHovered);
199 auto hoveredWidgetIndex = impl->m_Layout->indexOf(dragWidgetHovered);
200
200
201 if (dragWidget) {
201 if (dragWidget) {
202 auto dragWidgetIndex = impl->m_Layout->indexOf(helper.getCurrentDragWidget());
202 auto dragWidgetIndex = impl->m_Layout->indexOf(helper.getCurrentDragWidget());
203 if (dragWidgetIndex >= 0 && dragWidgetIndex <= hoveredWidgetIndex) {
203 if (dragWidgetIndex >= 0 && dragWidgetIndex <= hoveredWidgetIndex) {
204 // Correction of the index if the drop occurs in the same container
204 // Correction of the index if the drop occurs in the same container
205 // and if the drag is started from the visualization (in that case, the
205 // and if the drag is started from the visualization (in that case, the
206 // dragWidget is hidden)
206 // dragWidget is hidden)
207 hoveredWidgetIndex += 1;
207 hoveredWidgetIndex += 1;
208 }
208 }
209 }
209 }
210
210
211 helper.insertPlaceHolder(impl->m_Layout, hoveredWidgetIndex);
211 helper.insertPlaceHolder(impl->m_Layout, hoveredWidgetIndex);
212 }
212 }
213 else {
213 else {
214 helper.insertPlaceHolder(impl->m_Layout, 0);
214 helper.insertPlaceHolder(impl->m_Layout, 0);
215 }
215 }
216 }
216 }
217 else {
217 else {
218 // do nothing
218 // do nothing
219 }
219 }
220 }
220 }
221 else {
221 else {
222 event->ignore();
222 event->ignore();
223 }
223 }
224
224
225 QWidget::dragEnterEvent(event);
225 QWidget::dragEnterEvent(event);
226 }
226 }
227
227
228 void VisualizationDragDropContainer::dragLeaveEvent(QDragLeaveEvent *event)
228 void VisualizationDragDropContainer::dragLeaveEvent(QDragLeaveEvent *event)
229 {
229 {
230 Q_UNUSED(event);
230 Q_UNUSED(event);
231
231
232 auto &helper = sqpApp->dragDropHelper();
232 auto &helper = sqpApp->dragDropHelper();
233
233
234 if (!impl->cursorIsInContainer(this)) {
234 if (!impl->cursorIsInContainer(this)) {
235 helper.removePlaceHolder();
235 helper.removePlaceHolder();
236
236
237 auto dragWidget = helper.getCurrentDragWidget();
237 auto dragWidget = helper.getCurrentDragWidget();
238 if (dragWidget) {
238 if (dragWidget) {
239 // dragWidget has a value only if the drag is started from the visualization
239 // dragWidget has a value only if the drag is started from the visualization
240 // In that case, shows the drag widget at its original place
240 // In that case, shows the drag widget at its original place
241 // So the drag widget doesn't stay hidden if the drop occurs outside the visualization
241 // So the drag widget doesn't stay hidden if the drop occurs outside the visualization
242 // drop zone (It is not possible to catch a drop event outside of the application)
242 // drop zone (It is not possible to catch a drop event outside of the application)
243
243
244 if (dragWidget) {
244 if (dragWidget) {
245 dragWidget->setVisible(true);
245 dragWidget->setVisible(true);
246 }
246 }
247 }
247 }
248 }
248 }
249 else {
249 else {
250 // Leave event probably received for a child widget.
250 // Leave event probably received for a child widget.
251 // Do nothing.
251 // Do nothing.
252 // Note: The DragLeave event, doesn't have any mean to determine who sent it.
252 // Note: The DragLeave event, doesn't have any mean to determine who sent it.
253 }
253 }
254
254
255 QWidget::dragLeaveEvent(event);
255 QWidget::dragLeaveEvent(event);
256 }
256 }
257
257
258 void VisualizationDragDropContainer::dragMoveEvent(QDragMoveEvent *event)
258 void VisualizationDragDropContainer::dragMoveEvent(QDragMoveEvent *event)
259 {
259 {
260 if (impl->acceptMimeData(event->mimeData())) {
260 if (impl->acceptMimeData(event->mimeData())) {
261 auto dragWidgetHovered = impl->getChildDragWidgetAt(this, event->pos());
261 auto dragWidgetHovered = impl->getChildDragWidgetAt(this, event->pos());
262 if (dragWidgetHovered) {
262 if (dragWidgetHovered) {
263 auto canMerge = impl->allowMergeMimeData(event->mimeData());
263 auto canMerge = impl->allowMergeMimeData(event->mimeData());
264
264
265 auto nbDragWidget = countDragWidget();
265 auto nbDragWidget = countDragWidget();
266 if (nbDragWidget > 0) {
266 if (nbDragWidget > 0) {
267 auto graphHeight = qMax(size().height() / nbDragWidget, GRAPH_MINIMUM_HEIGHT);
267 auto graphHeight = qMax(size().height() / nbDragWidget, GRAPH_MINIMUM_HEIGHT);
268
268
269 auto dropIndex = floor(event->pos().y() / graphHeight);
269 auto dropIndex = floor(event->pos().y() / graphHeight);
270 auto zoneSize = qMin(graphHeight / 3.0, 150.0);
270 auto zoneSize = qMin(graphHeight / 3.0, 150.0);
271
271
272 auto isOnTop = event->pos().y() < dropIndex * graphHeight + zoneSize;
272 auto isOnTop = event->pos().y() < dropIndex * graphHeight + zoneSize;
273 auto isOnBottom = event->pos().y() > (dropIndex + 1) * graphHeight - zoneSize;
273 auto isOnBottom = event->pos().y() > (dropIndex + 1) * graphHeight - zoneSize;
274
274
275 auto &helper = sqpApp->dragDropHelper();
275 auto &helper = sqpApp->dragDropHelper();
276 auto placeHolderIndex = impl->m_Layout->indexOf(&(helper.placeHolder()));
276 auto placeHolderIndex = impl->m_Layout->indexOf(&(helper.placeHolder()));
277
277
278 if (isOnTop || isOnBottom) {
278 if (isOnTop || isOnBottom) {
279 if (isOnBottom) {
279 if (isOnBottom) {
280 dropIndex += 1;
280 dropIndex += 1;
281 }
281 }
282
282
283 if (helper.getCurrentDragWidget()) {
283 if (helper.getCurrentDragWidget()) {
284 auto dragWidgetIndex
284 auto dragWidgetIndex
285 = impl->m_Layout->indexOf(helper.getCurrentDragWidget());
285 = impl->m_Layout->indexOf(helper.getCurrentDragWidget());
286 if (dragWidgetIndex >= 0 && dragWidgetIndex <= dropIndex) {
286 if (dragWidgetIndex >= 0 && dragWidgetIndex <= dropIndex) {
287 // Correction of the index if the drop occurs in the same container
287 // Correction of the index if the drop occurs in the same container
288 // and if the drag is started from the visualization (in that case, the
288 // and if the drag is started from the visualization (in that case, the
289 // dragWidget is hidden)
289 // dragWidget is hidden)
290 dropIndex += 1;
290 dropIndex += 1;
291 }
291 }
292 }
292 }
293
293
294 if (dropIndex != placeHolderIndex) {
294 if (dropIndex != placeHolderIndex) {
295 helper.insertPlaceHolder(impl->m_Layout, dropIndex);
295 helper.insertPlaceHolder(impl->m_Layout, dropIndex);
296 }
296 }
297
298 helper.setHightlightedDragWidget(nullptr);
297 }
299 }
298 else if (canMerge) {
300 else if (canMerge) {
299 // drop on the middle -> merge
301 // drop on the middle -> merge
300 if (impl->hasPlaceHolder()) {
302 if (impl->hasPlaceHolder()) {
301 helper.removePlaceHolder();
303 helper.removePlaceHolder();
302 }
304 }
305
306 helper.setHightlightedDragWidget(dragWidgetHovered);
303 }
307 }
304 }
308 }
305 else {
309 else {
306 qCWarning(LOG_VisualizationDragDropContainer())
310 qCWarning(LOG_VisualizationDragDropContainer())
307 << tr("VisualizationDragDropContainer::dragMoveEvent, no widget found in the "
311 << tr("VisualizationDragDropContainer::dragMoveEvent, no widget found in the "
308 "container");
312 "container");
309 }
313 }
310 }
314 }
311 else {
315 else {
312 // No hovered drag widget, the mouse is probably hover the placeHolder
316 // No hovered drag widget, the mouse is probably hover the placeHolder
313 // Do nothing
317 // Do nothing
314 }
318 }
315 }
319 }
316 else {
320 else {
317 event->ignore();
321 event->ignore();
318 }
322 }
319
323
320 QWidget::dragMoveEvent(event);
324 QWidget::dragMoveEvent(event);
321 }
325 }
322
326
323 void VisualizationDragDropContainer::dropEvent(QDropEvent *event)
327 void VisualizationDragDropContainer::dropEvent(QDropEvent *event)
324 {
328 {
325 if (impl->acceptMimeData(event->mimeData())) {
329 if (impl->acceptMimeData(event->mimeData())) {
326 auto dragWidget = sqpApp->dragDropHelper().getCurrentDragWidget();
330 auto dragWidget = sqpApp->dragDropHelper().getCurrentDragWidget();
327 if (impl->hasPlaceHolder()) {
331 if (impl->hasPlaceHolder()) {
328 auto &helper = sqpApp->dragDropHelper();
332 auto &helper = sqpApp->dragDropHelper();
329
333
330 auto droppedIndex = impl->m_Layout->indexOf(&helper.placeHolder());
334 auto droppedIndex = impl->m_Layout->indexOf(&helper.placeHolder());
331
335
332 if (dragWidget) {
336 if (dragWidget) {
333 auto dragWidgetIndex = impl->m_Layout->indexOf(dragWidget);
337 auto dragWidgetIndex = impl->m_Layout->indexOf(dragWidget);
334 if (dragWidgetIndex >= 0 && dragWidgetIndex < droppedIndex) {
338 if (dragWidgetIndex >= 0 && dragWidgetIndex < droppedIndex) {
335 // Correction of the index if the drop occurs in the same container
339 // Correction of the index if the drop occurs in the same container
336 // and if the drag is started from the visualization (in that case, the
340 // and if the drag is started from the visualization (in that case, the
337 // dragWidget is hidden)
341 // dragWidget is hidden)
338 droppedIndex -= 1;
342 droppedIndex -= 1;
339 }
343 }
340
344
341 dragWidget->setVisible(true);
345 dragWidget->setVisible(true);
342 }
346 }
343
347
344 event->acceptProposedAction();
348 event->acceptProposedAction();
345
349
346 helper.removePlaceHolder();
350 helper.removePlaceHolder();
351 helper.setHightlightedDragWidget(nullptr);
347
352
348 emit dropOccured(droppedIndex, event->mimeData());
353 emit dropOccured(droppedIndex, event->mimeData());
349 }
354 }
350 else {
355 else {
351 qCWarning(LOG_VisualizationDragDropContainer())
356 qCWarning(LOG_VisualizationDragDropContainer())
352 << tr("VisualizationDragDropContainer::dropEvent, couldn't drop because the "
357 << tr("VisualizationDragDropContainer::dropEvent, couldn't drop because the "
353 "placeHolder is not found.");
358 "placeHolder is not found.");
354 Q_ASSERT(false);
359 sqpApp->dragDropHelper().setHightlightedDragWidget(nullptr);
360 // Q_ASSERT(false);
355 }
361 }
356 }
362 }
357 else {
363 else {
358 event->ignore();
364 event->ignore();
359 }
365 }
360
366
361 QWidget::dropEvent(event);
367 QWidget::dropEvent(event);
362 }
368 }
Show file before | Show file after | Hide comments
@@ -1,385 +1,396
1 #include "Visualization/VisualizationGraphWidget.h"
1 #include "Visualization/VisualizationGraphWidget.h"
2 #include "Visualization/IVisualizationWidgetVisitor.h"
2 #include "Visualization/IVisualizationWidgetVisitor.h"
3 #include "Visualization/VisualizationDefs.h"
3 #include "Visualization/VisualizationDefs.h"
4 #include "Visualization/VisualizationGraphHelper.h"
4 #include "Visualization/VisualizationGraphHelper.h"
5 #include "Visualization/VisualizationGraphRenderingDelegate.h"
5 #include "Visualization/VisualizationGraphRenderingDelegate.h"
6 #include "Visualization/VisualizationZoneWidget.h"
6 #include "Visualization/VisualizationZoneWidget.h"
7 #include "ui_VisualizationGraphWidget.h"
7 #include "ui_VisualizationGraphWidget.h"
8
8
9 #include <Common/MimeTypesDef.h>
9 #include <Common/MimeTypesDef.h>
10 #include <Data/ArrayData.h>
10 #include <Data/ArrayData.h>
11 #include <Data/IDataSeries.h>
11 #include <Data/IDataSeries.h>
12 #include <DragDropHelper.h>
12 #include <DragDropHelper.h>
13 #include <Settings/SqpSettingsDefs.h>
13 #include <Settings/SqpSettingsDefs.h>
14 #include <SqpApplication.h>
14 #include <SqpApplication.h>
15 #include <Variable/Variable.h>
15 #include <Variable/Variable.h>
16 #include <Variable/VariableController.h>
16 #include <Variable/VariableController.h>
17
17
18 #include <unordered_map>
18 #include <unordered_map>
19
19
20 Q_LOGGING_CATEGORY(LOG_VisualizationGraphWidget, "VisualizationGraphWidget")
20 Q_LOGGING_CATEGORY(LOG_VisualizationGraphWidget, "VisualizationGraphWidget")
21
21
22 namespace {
22 namespace {
23
23
24 /// Key pressed to enable zoom on horizontal axis
24 /// Key pressed to enable zoom on horizontal axis
25 const auto HORIZONTAL_ZOOM_MODIFIER = Qt::NoModifier;
25 const auto HORIZONTAL_ZOOM_MODIFIER = Qt::NoModifier;
26
26
27 /// Key pressed to enable zoom on vertical axis
27 /// Key pressed to enable zoom on vertical axis
28 const auto VERTICAL_ZOOM_MODIFIER = Qt::ControlModifier;
28 const auto VERTICAL_ZOOM_MODIFIER = Qt::ControlModifier;
29
29
30 } // namespace
30 } // namespace
31
31
32 struct VisualizationGraphWidget::VisualizationGraphWidgetPrivate {
32 struct VisualizationGraphWidget::VisualizationGraphWidgetPrivate {
33
33
34 explicit VisualizationGraphWidgetPrivate(const QString &name)
34 explicit VisualizationGraphWidgetPrivate(const QString &name)
35 : m_Name{name},
35 : m_Name{name},
36 m_DoAcquisition{true},
36 m_DoAcquisition{true},
37 m_IsCalibration{false},
37 m_IsCalibration{false},
38 m_RenderingDelegate{nullptr}
38 m_RenderingDelegate{nullptr}
39 {
39 {
40 }
40 }
41
41
42 QString m_Name;
42 QString m_Name;
43 // 1 variable -> n qcpplot
43 // 1 variable -> n qcpplot
44 std::map<std::shared_ptr<Variable>, PlottablesMap> m_VariableToPlotMultiMap;
44 std::map<std::shared_ptr<Variable>, PlottablesMap> m_VariableToPlotMultiMap;
45 bool m_DoAcquisition;
45 bool m_DoAcquisition;
46 bool m_IsCalibration;
46 bool m_IsCalibration;
47 QCPItemTracer *m_TextTracer;
47 QCPItemTracer *m_TextTracer;
48 /// Delegate used to attach rendering features to the plot
48 /// Delegate used to attach rendering features to the plot
49 std::unique_ptr<VisualizationGraphRenderingDelegate> m_RenderingDelegate;
49 std::unique_ptr<VisualizationGraphRenderingDelegate> m_RenderingDelegate;
50 };
50 };
51
51
52 VisualizationGraphWidget::VisualizationGraphWidget(const QString &name, QWidget *parent)
52 VisualizationGraphWidget::VisualizationGraphWidget(const QString &name, QWidget *parent)
53 : VisualizationDragWidget{parent},
53 : VisualizationDragWidget{parent},
54 ui{new Ui::VisualizationGraphWidget},
54 ui{new Ui::VisualizationGraphWidget},
55 impl{spimpl::make_unique_impl<VisualizationGraphWidgetPrivate>(name)}
55 impl{spimpl::make_unique_impl<VisualizationGraphWidgetPrivate>(name)}
56 {
56 {
57 ui->setupUi(this);
57 ui->setupUi(this);
58
58
59 // 'Close' options : widget is deleted when closed
59 // 'Close' options : widget is deleted when closed
60 setAttribute(Qt::WA_DeleteOnClose);
60 setAttribute(Qt::WA_DeleteOnClose);
61
61
62 // Set qcpplot properties :
62 // Set qcpplot properties :
63 // - Drag (on x-axis) and zoom are enabled
63 // - Drag (on x-axis) and zoom are enabled
64 // - Mouse wheel on qcpplot is intercepted to determine the zoom orientation
64 // - Mouse wheel on qcpplot is intercepted to determine the zoom orientation
65 ui->widget->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectItems);
65 ui->widget->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectItems);
66 ui->widget->axisRect()->setRangeDrag(Qt::Horizontal);
66 ui->widget->axisRect()->setRangeDrag(Qt::Horizontal);
67
67
68 // The delegate must be initialized after the ui as it uses the plot
68 // The delegate must be initialized after the ui as it uses the plot
69 impl->m_RenderingDelegate = std::make_unique<VisualizationGraphRenderingDelegate>(*this);
69 impl->m_RenderingDelegate = std::make_unique<VisualizationGraphRenderingDelegate>(*this);
70
70
71 connect(ui->widget, &QCustomPlot::mousePress, this, &VisualizationGraphWidget::onMousePress);
71 connect(ui->widget, &QCustomPlot::mousePress, this, &VisualizationGraphWidget::onMousePress);
72 connect(ui->widget, &QCustomPlot::mouseRelease, this,
72 connect(ui->widget, &QCustomPlot::mouseRelease, this,
73 &VisualizationGraphWidget::onMouseRelease);
73 &VisualizationGraphWidget::onMouseRelease);
74 connect(ui->widget, &QCustomPlot::mouseMove, this, &VisualizationGraphWidget::onMouseMove);
74 connect(ui->widget, &QCustomPlot::mouseMove, this, &VisualizationGraphWidget::onMouseMove);
75 connect(ui->widget, &QCustomPlot::mouseWheel, this, &VisualizationGraphWidget::onMouseWheel);
75 connect(ui->widget, &QCustomPlot::mouseWheel, this, &VisualizationGraphWidget::onMouseWheel);
76 connect(ui->widget->xAxis, static_cast<void (QCPAxis::*)(const QCPRange &, const QCPRange &)>(
76 connect(
77 &QCPAxis::rangeChanged),
77 ui->widget->xAxis,
78 static_cast<void (QCPAxis::*)(const QCPRange &, const QCPRange &)>(&QCPAxis::rangeChanged),
78 this, &VisualizationGraphWidget::onRangeChanged, Qt::DirectConnection);
79 this, &VisualizationGraphWidget::onRangeChanged, Qt::DirectConnection);
79
80
80 // Activates menu when right clicking on the graph
81 // Activates menu when right clicking on the graph
81 ui->widget->setContextMenuPolicy(Qt::CustomContextMenu);
82 ui->widget->setContextMenuPolicy(Qt::CustomContextMenu);
82 connect(ui->widget, &QCustomPlot::customContextMenuRequested, this,
83 connect(ui->widget, &QCustomPlot::customContextMenuRequested, this,
83 &VisualizationGraphWidget::onGraphMenuRequested);
84 &VisualizationGraphWidget::onGraphMenuRequested);
84
85
85 connect(this, &VisualizationGraphWidget::requestDataLoading, &sqpApp->variableController(),
86 connect(this, &VisualizationGraphWidget::requestDataLoading, &sqpApp->variableController(),
86 &VariableController::onRequestDataLoading);
87 &VariableController::onRequestDataLoading);
87
88
88 connect(&sqpApp->variableController(), &VariableController::updateVarDisplaying, this,
89 connect(&sqpApp->variableController(), &VariableController::updateVarDisplaying, this,
89 &VisualizationGraphWidget::onUpdateVarDisplaying);
90 &VisualizationGraphWidget::onUpdateVarDisplaying);
90 }
91 }
91
92
92
93
93 VisualizationGraphWidget::~VisualizationGraphWidget()
94 VisualizationGraphWidget::~VisualizationGraphWidget()
94 {
95 {
95 delete ui;
96 delete ui;
96 }
97 }
97
98
98 VisualizationZoneWidget *VisualizationGraphWidget::parentZoneWidget() const noexcept
99 VisualizationZoneWidget *VisualizationGraphWidget::parentZoneWidget() const noexcept
99 {
100 {
100 auto parent = parentWidget();
101 auto parent = parentWidget();
101 while (parent != nullptr && !qobject_cast<VisualizationZoneWidget *>(parent)) {
102 while (parent != nullptr && !qobject_cast<VisualizationZoneWidget *>(parent)) {
102 parent = parent->parentWidget();
103 parent = parent->parentWidget();
103 }
104 }
104
105
105 return qobject_cast<VisualizationZoneWidget *>(parent);
106 return qobject_cast<VisualizationZoneWidget *>(parent);
106 }
107 }
107
108
108 void VisualizationGraphWidget::enableAcquisition(bool enable)
109 void VisualizationGraphWidget::enableAcquisition(bool enable)
109 {
110 {
110 impl->m_DoAcquisition = enable;
111 impl->m_DoAcquisition = enable;
111 }
112 }
112
113
113 void VisualizationGraphWidget::addVariable(std::shared_ptr<Variable> variable, SqpRange range)
114 void VisualizationGraphWidget::addVariable(std::shared_ptr<Variable> variable, SqpRange range)
114 {
115 {
115 // Uses delegate to create the qcpplot components according to the variable
116 // Uses delegate to create the qcpplot components according to the variable
116 auto createdPlottables = VisualizationGraphHelper::create(variable, *ui->widget);
117 auto createdPlottables = VisualizationGraphHelper::create(variable, *ui->widget);
117 impl->m_VariableToPlotMultiMap.insert({variable, std::move(createdPlottables)});
118 impl->m_VariableToPlotMultiMap.insert({variable, std::move(createdPlottables)});
118
119
119 // Set axes properties according to the units of the data series
120 // Set axes properties according to the units of the data series
120 /// @todo : for the moment, no control is performed on the axes: the units and the tickers
121 /// @todo : for the moment, no control is performed on the axes: the units and the tickers
121 /// are fixed for the default x-axis and y-axis of the plot, and according to the new graph
122 /// are fixed for the default x-axis and y-axis of the plot, and according to the new graph
122 auto xAxisUnit = Unit{};
123 auto xAxisUnit = Unit{};
123 auto valuesUnit = Unit{};
124 auto valuesUnit = Unit{};
124
125
125 if (auto dataSeries = variable->dataSeries()) {
126 if (auto dataSeries = variable->dataSeries()) {
126 dataSeries->lockRead();
127 dataSeries->lockRead();
127 xAxisUnit = dataSeries->xAxisUnit();
128 xAxisUnit = dataSeries->xAxisUnit();
128 valuesUnit = dataSeries->valuesUnit();
129 valuesUnit = dataSeries->valuesUnit();
129 dataSeries->unlock();
130 dataSeries->unlock();
130 }
131 }
131 impl->m_RenderingDelegate->setAxesProperties(xAxisUnit, valuesUnit);
132 impl->m_RenderingDelegate->setAxesProperties(xAxisUnit, valuesUnit);
132
133
133 connect(variable.get(), SIGNAL(updated()), this, SLOT(onDataCacheVariableUpdated()));
134 connect(variable.get(), SIGNAL(updated()), this, SLOT(onDataCacheVariableUpdated()));
134
135
135 this->enableAcquisition(false);
136 this->enableAcquisition(false);
136 this->setGraphRange(range);
137 this->setGraphRange(range);
137 this->enableAcquisition(true);
138 this->enableAcquisition(true);
138
139
139 emit requestDataLoading(QVector<std::shared_ptr<Variable> >() << variable, range, false);
140 emit requestDataLoading(QVector<std::shared_ptr<Variable> >() << variable, range, false);
140
141
141 emit variableAdded(variable);
142 emit variableAdded(variable);
142 }
143 }
143
144
144 void VisualizationGraphWidget::removeVariable(std::shared_ptr<Variable> variable) noexcept
145 void VisualizationGraphWidget::removeVariable(std::shared_ptr<Variable> variable) noexcept
145 {
146 {
146 // Each component associated to the variable :
147 // Each component associated to the variable :
147 // - is removed from qcpplot (which deletes it)
148 // - is removed from qcpplot (which deletes it)
148 // - is no longer referenced in the map
149 // - is no longer referenced in the map
149 auto variableIt = impl->m_VariableToPlotMultiMap.find(variable);
150 auto variableIt = impl->m_VariableToPlotMultiMap.find(variable);
150 if (variableIt != impl->m_VariableToPlotMultiMap.cend()) {
151 if (variableIt != impl->m_VariableToPlotMultiMap.cend()) {
151 emit variableAboutToBeRemoved(variable);
152 emit variableAboutToBeRemoved(variable);
152
153
153 auto &plottablesMap = variableIt->second;
154 auto &plottablesMap = variableIt->second;
154
155
155 for (auto plottableIt = plottablesMap.cbegin(), plottableEnd = plottablesMap.cend();
156 for (auto plottableIt = plottablesMap.cbegin(), plottableEnd = plottablesMap.cend();
156 plottableIt != plottableEnd;) {
157 plottableIt != plottableEnd;) {
157 ui->widget->removePlottable(plottableIt->second);
158 ui->widget->removePlottable(plottableIt->second);
158 plottableIt = plottablesMap.erase(plottableIt);
159 plottableIt = plottablesMap.erase(plottableIt);
159 }
160 }
160
161
161 impl->m_VariableToPlotMultiMap.erase(variableIt);
162 impl->m_VariableToPlotMultiMap.erase(variableIt);
162 }
163 }
163
164
164 // Updates graph
165 // Updates graph
165 ui->widget->replot();
166 ui->widget->replot();
166 }
167 }
167
168
168 QList<std::shared_ptr<Variable> > VisualizationGraphWidget::variables() const
169 QList<std::shared_ptr<Variable> > VisualizationGraphWidget::variables() const
169 {
170 {
170 auto variables = QList<std::shared_ptr<Variable> >{};
171 auto variables = QList<std::shared_ptr<Variable> >{};
171 for (auto it = std::cbegin(impl->m_VariableToPlotMultiMap);
172 for (auto it = std::cbegin(impl->m_VariableToPlotMultiMap);
172 it != std::cend(impl->m_VariableToPlotMultiMap); ++it) {
173 it != std::cend(impl->m_VariableToPlotMultiMap); ++it) {
173 variables << it->first;
174 variables << it->first;
174 }
175 }
175
176
176 return variables;
177 return variables;
177 }
178 }
178
179
179 void VisualizationGraphWidget::setYRange(const SqpRange &range)
180 void VisualizationGraphWidget::setYRange(const SqpRange &range)
180 {
181 {
181 ui->widget->yAxis->setRange(range.m_TStart, range.m_TEnd);
182 ui->widget->yAxis->setRange(range.m_TStart, range.m_TEnd);
182 }
183 }
183
184
184 SqpRange VisualizationGraphWidget::graphRange() const noexcept
185 SqpRange VisualizationGraphWidget::graphRange() const noexcept
185 {
186 {
186 auto graphRange = ui->widget->xAxis->range();
187 auto graphRange = ui->widget->xAxis->range();
187 return SqpRange{graphRange.lower, graphRange.upper};
188 return SqpRange{graphRange.lower, graphRange.upper};
188 }
189 }
189
190
190 void VisualizationGraphWidget::setGraphRange(const SqpRange &range)
191 void VisualizationGraphWidget::setGraphRange(const SqpRange &range)
191 {
192 {
192 qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange START");
193 qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange START");
193 ui->widget->xAxis->setRange(range.m_TStart, range.m_TEnd);
194 ui->widget->xAxis->setRange(range.m_TStart, range.m_TEnd);
194 ui->widget->replot();
195 ui->widget->replot();
195 qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange END");
196 qCDebug(LOG_VisualizationGraphWidget()) << tr("VisualizationGraphWidget::setGraphRange END");
196 }
197 }
197
198
198 void VisualizationGraphWidget::accept(IVisualizationWidgetVisitor *visitor)
199 void VisualizationGraphWidget::accept(IVisualizationWidgetVisitor *visitor)
199 {
200 {
200 if (visitor) {
201 if (visitor) {
201 visitor->visit(this);
202 visitor->visit(this);
202 }
203 }
203 else {
204 else {
204 qCCritical(LOG_VisualizationGraphWidget())
205 qCCritical(LOG_VisualizationGraphWidget())
205 << tr("Can't visit widget : the visitor is null");
206 << tr("Can't visit widget : the visitor is null");
206 }
207 }
207 }
208 }
208
209
209 bool VisualizationGraphWidget::canDrop(const Variable &variable) const
210 bool VisualizationGraphWidget::canDrop(const Variable &variable) const
210 {
211 {
211 /// @todo : for the moment, a graph can always accomodate a variable
212 /// @todo : for the moment, a graph can always accomodate a variable
212 Q_UNUSED(variable);
213 Q_UNUSED(variable);
213 return true;
214 return true;
214 }
215 }
215
216
216 bool VisualizationGraphWidget::contains(const Variable &variable) const
217 bool VisualizationGraphWidget::contains(const Variable &variable) const
217 {
218 {
218 // Finds the variable among the keys of the map
219 // Finds the variable among the keys of the map
219 auto variablePtr = &variable;
220 auto variablePtr = &variable;
220 auto findVariable
221 auto findVariable
221 = [variablePtr](const auto &entry) { return variablePtr == entry.first.get(); };
222 = [variablePtr](const auto &entry) { return variablePtr == entry.first.get(); };
222
223
223 auto end = impl->m_VariableToPlotMultiMap.cend();
224 auto end = impl->m_VariableToPlotMultiMap.cend();
224 auto it = std::find_if(impl->m_VariableToPlotMultiMap.cbegin(), end, findVariable);
225 auto it = std::find_if(impl->m_VariableToPlotMultiMap.cbegin(), end, findVariable);
225 return it != end;
226 return it != end;
226 }
227 }
227
228
228 QString VisualizationGraphWidget::name() const
229 QString VisualizationGraphWidget::name() const
229 {
230 {
230 return impl->m_Name;
231 return impl->m_Name;
231 }
232 }
232
233
233 QMimeData *VisualizationGraphWidget::mimeData() const
234 QMimeData *VisualizationGraphWidget::mimeData() const
234 {
235 {
235 auto mimeData = new QMimeData;
236 auto mimeData = new QMimeData;
236 mimeData->setData(MIME_TYPE_GRAPH, QByteArray());
237 mimeData->setData(MIME_TYPE_GRAPH, QByteArray());
237
238
238 return mimeData;
239 return mimeData;
239 }
240 }
240
241
241 bool VisualizationGraphWidget::isDragAllowed() const
242 bool VisualizationGraphWidget::isDragAllowed() const
242 {
243 {
243 return true;
244 return true;
244 }
245 }
245
246
247 void VisualizationGraphWidget::highlightForMerge(bool highlighted)
248 {
249 if (highlighted) {
250 plot().setBackground(QBrush(QColor("#BBD5EE")));
251 }
252 else {
253 plot().setBackground(QBrush(Qt::white));
254 }
255 }
256
246 void VisualizationGraphWidget::closeEvent(QCloseEvent *event)
257 void VisualizationGraphWidget::closeEvent(QCloseEvent *event)
247 {
258 {
248 Q_UNUSED(event);
259 Q_UNUSED(event);
249
260
250 // Prevents that all variables will be removed from graph when it will be closed
261 // Prevents that all variables will be removed from graph when it will be closed
251 for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
262 for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
252 emit variableAboutToBeRemoved(variableEntry.first);
263 emit variableAboutToBeRemoved(variableEntry.first);
253 }
264 }
254 }
265 }
255
266
256 void VisualizationGraphWidget::enterEvent(QEvent *event)
267 void VisualizationGraphWidget::enterEvent(QEvent *event)
257 {
268 {
258 Q_UNUSED(event);
269 Q_UNUSED(event);
259 impl->m_RenderingDelegate->showGraphOverlay(true);
270 impl->m_RenderingDelegate->showGraphOverlay(true);
260 }
271 }
261
272
262 void VisualizationGraphWidget::leaveEvent(QEvent *event)
273 void VisualizationGraphWidget::leaveEvent(QEvent *event)
263 {
274 {
264 Q_UNUSED(event);
275 Q_UNUSED(event);
265 impl->m_RenderingDelegate->showGraphOverlay(false);
276 impl->m_RenderingDelegate->showGraphOverlay(false);
266 }
277 }
267
278
268 QCustomPlot &VisualizationGraphWidget::plot() noexcept
279 QCustomPlot &VisualizationGraphWidget::plot() noexcept
269 {
280 {
270 return *ui->widget;
281 return *ui->widget;
271 }
282 }
272
283
273 void VisualizationGraphWidget::onGraphMenuRequested(const QPoint &pos) noexcept
284 void VisualizationGraphWidget::onGraphMenuRequested(const QPoint &pos) noexcept
274 {
285 {
275 QMenu graphMenu{};
286 QMenu graphMenu{};
276
287
277 // Iterates on variables (unique keys)
288 // Iterates on variables (unique keys)
278 for (auto it = impl->m_VariableToPlotMultiMap.cbegin(),
289 for (auto it = impl->m_VariableToPlotMultiMap.cbegin(),
279 end = impl->m_VariableToPlotMultiMap.cend();
290 end = impl->m_VariableToPlotMultiMap.cend();
280 it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
291 it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
281 // 'Remove variable' action
292 // 'Remove variable' action
282 graphMenu.addAction(tr("Remove variable %1").arg(it->first->name()),
293 graphMenu.addAction(tr("Remove variable %1").arg(it->first->name()),
283 [ this, var = it->first ]() { removeVariable(var); });
294 [ this, var = it->first ]() { removeVariable(var); });
284 }
295 }
285
296
286 if (!graphMenu.isEmpty()) {
297 if (!graphMenu.isEmpty()) {
287 graphMenu.exec(QCursor::pos());
298 graphMenu.exec(QCursor::pos());
288 }
299 }
289 }
300 }
290
301
291 void VisualizationGraphWidget::onRangeChanged(const QCPRange &t1, const QCPRange &t2)
302 void VisualizationGraphWidget::onRangeChanged(const QCPRange &t1, const QCPRange &t2)
292 {
303 {
293 qCDebug(LOG_VisualizationGraphWidget()) << tr("TORM: VisualizationGraphWidget::onRangeChanged")
304 qCDebug(LOG_VisualizationGraphWidget())
294 << QThread::currentThread()->objectName() << "DoAcqui"
305 << tr("TORM: VisualizationGraphWidget::onRangeChanged")
295 << impl->m_DoAcquisition;
306 << QThread::currentThread()->objectName() << "DoAcqui" << impl->m_DoAcquisition;
296
307
297 auto graphRange = SqpRange{t1.lower, t1.upper};
308 auto graphRange = SqpRange{t1.lower, t1.upper};
298 auto oldGraphRange = SqpRange{t2.lower, t2.upper};
309 auto oldGraphRange = SqpRange{t2.lower, t2.upper};
299
310
300 if (impl->m_DoAcquisition) {
311 if (impl->m_DoAcquisition) {
301 QVector<std::shared_ptr<Variable> > variableUnderGraphVector;
312 QVector<std::shared_ptr<Variable> > variableUnderGraphVector;
302
313
303 for (auto it = impl->m_VariableToPlotMultiMap.begin(),
314 for (auto it = impl->m_VariableToPlotMultiMap.begin(),
304 end = impl->m_VariableToPlotMultiMap.end();
315 end = impl->m_VariableToPlotMultiMap.end();
305 it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
316 it != end; it = impl->m_VariableToPlotMultiMap.upper_bound(it->first)) {
306 variableUnderGraphVector.push_back(it->first);
317 variableUnderGraphVector.push_back(it->first);
307 }
318 }
308 emit requestDataLoading(std::move(variableUnderGraphVector), graphRange,
319 emit requestDataLoading(std::move(variableUnderGraphVector), graphRange,
309 !impl->m_IsCalibration);
320 !impl->m_IsCalibration);
310
321
311 if (!impl->m_IsCalibration) {
322 if (!impl->m_IsCalibration) {
312 qCDebug(LOG_VisualizationGraphWidget())
323 qCDebug(LOG_VisualizationGraphWidget())
313 << tr("TORM: VisualizationGraphWidget::Synchronize notify !!")
324 << tr("TORM: VisualizationGraphWidget::Synchronize notify !!")
314 << QThread::currentThread()->objectName() << graphRange << oldGraphRange;
325 << QThread::currentThread()->objectName() << graphRange << oldGraphRange;
315 emit synchronize(graphRange, oldGraphRange);
326 emit synchronize(graphRange, oldGraphRange);
316 }
327 }
317 }
328 }
318 }
329 }
319
330
320 void VisualizationGraphWidget::onMouseMove(QMouseEvent *event) noexcept
331 void VisualizationGraphWidget::onMouseMove(QMouseEvent *event) noexcept
321 {
332 {
322 // Handles plot rendering when mouse is moving
333 // Handles plot rendering when mouse is moving
323 impl->m_RenderingDelegate->onMouseMove(event);
334 impl->m_RenderingDelegate->onMouseMove(event);
324
335
325 VisualizationDragWidget::mouseMoveEvent(event);
336 VisualizationDragWidget::mouseMoveEvent(event);
326 }
337 }
327
338
328 void VisualizationGraphWidget::onMouseWheel(QWheelEvent *event) noexcept
339 void VisualizationGraphWidget::onMouseWheel(QWheelEvent *event) noexcept
329 {
340 {
330 auto zoomOrientations = QFlags<Qt::Orientation>{};
341 auto zoomOrientations = QFlags<Qt::Orientation>{};
331
342
332 // Lambda that enables a zoom orientation if the key modifier related to this orientation
343 // Lambda that enables a zoom orientation if the key modifier related to this orientation
333 // has
344 // has
334 // been pressed
345 // been pressed
335 auto enableOrientation
346 auto enableOrientation
336 = [&zoomOrientations, event](const auto &orientation, const auto &modifier) {
347 = [&zoomOrientations, event](const auto &orientation, const auto &modifier) {
337 auto orientationEnabled = event->modifiers().testFlag(modifier);
348 auto orientationEnabled = event->modifiers().testFlag(modifier);
338 zoomOrientations.setFlag(orientation, orientationEnabled);
349 zoomOrientations.setFlag(orientation, orientationEnabled);
339 };
350 };
340 enableOrientation(Qt::Vertical, VERTICAL_ZOOM_MODIFIER);
351 enableOrientation(Qt::Vertical, VERTICAL_ZOOM_MODIFIER);
341 enableOrientation(Qt::Horizontal, HORIZONTAL_ZOOM_MODIFIER);
352 enableOrientation(Qt::Horizontal, HORIZONTAL_ZOOM_MODIFIER);
342
353
343 ui->widget->axisRect()->setRangeZoom(zoomOrientations);
354 ui->widget->axisRect()->setRangeZoom(zoomOrientations);
344 }
355 }
345
356
346 void VisualizationGraphWidget::onMousePress(QMouseEvent *event) noexcept
357 void VisualizationGraphWidget::onMousePress(QMouseEvent *event) noexcept
347 {
358 {
348 impl->m_IsCalibration = event->modifiers().testFlag(Qt::ControlModifier);
359 impl->m_IsCalibration = event->modifiers().testFlag(Qt::ControlModifier);
349
360
350 plot().setInteraction(QCP::iRangeDrag, !event->modifiers().testFlag(Qt::AltModifier));
361 plot().setInteraction(QCP::iRangeDrag, !event->modifiers().testFlag(Qt::AltModifier));
351
362
352 VisualizationDragWidget::mousePressEvent(event);
363 VisualizationDragWidget::mousePressEvent(event);
353 }
364 }
354
365
355 void VisualizationGraphWidget::onMouseRelease(QMouseEvent *event) noexcept
366 void VisualizationGraphWidget::onMouseRelease(QMouseEvent *event) noexcept
356 {
367 {
357 impl->m_IsCalibration = false;
368 impl->m_IsCalibration = false;
358 }
369 }
359
370
360 void VisualizationGraphWidget::onDataCacheVariableUpdated()
371 void VisualizationGraphWidget::onDataCacheVariableUpdated()
361 {
372 {
362 auto graphRange = ui->widget->xAxis->range();
373 auto graphRange = ui->widget->xAxis->range();
363 auto dateTime = SqpRange{graphRange.lower, graphRange.upper};
374 auto dateTime = SqpRange{graphRange.lower, graphRange.upper};
364
375
365 for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
376 for (auto &variableEntry : impl->m_VariableToPlotMultiMap) {
366 auto variable = variableEntry.first;
377 auto variable = variableEntry.first;
367 qCDebug(LOG_VisualizationGraphWidget())
378 qCDebug(LOG_VisualizationGraphWidget())
368 << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated S" << variable->range();
379 << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated S" << variable->range();
369 qCDebug(LOG_VisualizationGraphWidget())
380 qCDebug(LOG_VisualizationGraphWidget())
370 << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated E" << dateTime;
381 << "TORM: VisualizationGraphWidget::onDataCacheVariableUpdated E" << dateTime;
371 if (dateTime.contains(variable->range()) || dateTime.intersect(variable->range())) {
382 if (dateTime.contains(variable->range()) || dateTime.intersect(variable->range())) {
372 VisualizationGraphHelper::updateData(variableEntry.second, variable->dataSeries(),
383 VisualizationGraphHelper::updateData(variableEntry.second, variable->dataSeries(),
373 variable->range());
384 variable->range());
374 }
385 }
375 }
386 }
376 }
387 }
377
388
378 void VisualizationGraphWidget::onUpdateVarDisplaying(std::shared_ptr<Variable> variable,
389 void VisualizationGraphWidget::onUpdateVarDisplaying(std::shared_ptr<Variable> variable,
379 const SqpRange &range)
390 const SqpRange &range)
380 {
391 {
381 auto it = impl->m_VariableToPlotMultiMap.find(variable);
392 auto it = impl->m_VariableToPlotMultiMap.find(variable);
382 if (it != impl->m_VariableToPlotMultiMap.end()) {
393 if (it != impl->m_VariableToPlotMultiMap.end()) {
383 VisualizationGraphHelper::updateData(it->second, variable->dataSeries(), range);
394 VisualizationGraphHelper::updateData(it->second, variable->dataSeries(), range);
384 }
395 }
385 }
396 }
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