Tulip 5.7.1
Large graphs analysis and drawing
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WorkspaceExposeWidget.h
1/*
2 *
3 * This file is part of Tulip (https://tulip.labri.fr)
4 *
5 * Authors: David Auber and the Tulip development Team
6 * from LaBRI, University of Bordeaux
7 *
8 * Tulip is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU Lesser General Public License
10 * as published by the Free Software Foundation, either version 3
11 * of the License, or (at your option) any later version.
12 *
13 * Tulip is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16 * See the GNU General Public License for more details.
17 *
18 */
19///@cond DOXYGEN_HIDDEN
20
21#ifndef WORKSPACEEXPOSEWIDGET_H
22#define WORKSPACEEXPOSEWIDGET_H
23
24#include <QGraphicsObject>
25#include <QGraphicsView>
26
27#include <tulip/tulipconf.h>
28#include <tulip/WorkspacePanel.h>
29
30class QAbstractAnimation;
31
32namespace tlp {
33
34class PreviewItem : public QGraphicsObject {
35 Q_OBJECT
36
37 static QPixmap *_closeButtonPixmap;
38 static QRect _closePixmapRect;
39
40 QPixmap _pixmap;
41 WorkspacePanel *_panel;
42 bool _hovered;
43 bool _closeButtonHovered;
44
45 int textHeight() const;
46
47public:
48 explicit PreviewItem(const QPixmap &pixmap, WorkspacePanel *panel,
49 QGraphicsItem *parent = nullptr);
50 QRectF boundingRect() const override;
51 void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *) override;
52 WorkspacePanel *panel() const;
53 bool shouldClose(const QPointF &);
54
55protected:
56 void hoverEnterEvent(QGraphicsSceneHoverEvent *) override;
57 void hoverLeaveEvent(QGraphicsSceneHoverEvent *) override;
58 void hoverMoveEvent(QGraphicsSceneHoverEvent *) override;
59 void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *) override;
60signals:
61 void opened();
62};
63
64class TLP_QT_SCOPE WorkspaceExposeWidget : public QGraphicsView {
65 Q_OBJECT
66
67 QAbstractAnimation *_positionAnimation;
68 std::vector<PreviewItem *> _items;
69 PreviewItem *_selectedItem;
70 QGraphicsRectItem *_placeholderItem;
71 bool _switchToSingleMode;
72
73 int _currentPanelIndex;
74
75 void updatePositions(bool resetScenePos = true);
76 static const int MARGIN;
77
78 void finish();
79
80public:
81 static QSize previewSize();
82
83 explicit WorkspaceExposeWidget(QWidget *parent = nullptr);
84 ~WorkspaceExposeWidget() override;
85 unsigned int currentPanelIndex() const;
86 std::vector<WorkspacePanel *> panels() const;
87
88 bool isSwitchToSingleMode() const;
89
90public slots:
91 void setData(const std::vector<WorkspacePanel *> &panels, unsigned int currentPanelIndex);
92
93signals:
94 void exposeFinished();
95
96protected:
97 void resizeEvent(QResizeEvent *event) override;
98 bool eventFilter(QObject *, QEvent *) override;
99 bool event(QEvent *) override;
100
101protected slots:
102 void updatePositionsAnimationFinished();
103 void resetSceneRect();
104 void itemOpened();
105};
106} // namespace tlp
107
108#endif // WORKSPACEEXPOSEWIDGET_H
109
110///@endcond