1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
/****************************************************************************
**
** Copyright (C) 2016 Jochen Becher
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <QGraphicsItem>
#include "qmt/diagram_scene/capabilities/resizable.h"
#include "qmt/diagram_scene/capabilities/moveable.h"
#include "qmt/diagram_scene/capabilities/selectable.h"
#include "qmt/diagram_scene/capabilities/editable.h"
namespace qmt {
class DAnnotation;
class DiagramSceneModel;
class RectangularSelectionItem;
class Style;
class AnnotationItem :
public QGraphicsItem,
public IResizable,
public IMoveable,
public ISelectable,
public IEditable
{
class AnnotationTextItem;
public:
AnnotationItem(DAnnotation *annotation, DiagramSceneModel *diagramSceneModel,
QGraphicsItem *parent = nullptr);
~AnnotationItem() override;
DAnnotation *annotation() const { return m_annotation; }
DiagramSceneModel *diagramSceneModel() const { return m_diagramSceneModel; }
QRectF boundingRect() const override;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
virtual void update();
QPointF pos() const override;
QRectF rect() const override;
QSizeF minimumSize() const override;
void setPosAndRect(const QPointF &originalPos, const QRectF &originalRect,
const QPointF &topLeftDelta, const QPointF &bottomRightDelta) override;
void alignItemSizeToRaster(Side adjustHorizontalSide, Side adjustVerticalSide,
double rasterWidth, double rasterHeight) override;
void moveDelta(const QPointF &delta) override;
void alignItemPositionToRaster(double rasterWidth, double rasterHeight) override;
bool isSecondarySelected() const override;
void setSecondarySelected(bool secondarySelected) override;
bool isFocusSelected() const override;
void setFocusSelected(bool focusSelected) override;
QRectF getSecondarySelectionBoundary() override;
void setBoundarySelected(const QRectF &boundary, bool secondary) override;
bool isEditable() const override;
bool isEditing() const override;
void edit() override;
void finishEdit() override;
protected:
void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
void updateSelectionMarker();
void updateSelectionMarkerGeometry(const QRectF &annotationRect);
const Style *adaptedStyle();
bool sceneEventFilter(QGraphicsItem *watched, QEvent *event) override;
private:
void onContentsChanged();
QSizeF calcMinimumGeometry() const;
void updateGeometry();
DAnnotation *m_annotation = nullptr;
DiagramSceneModel *m_diagramSceneModel = nullptr;
bool m_isSecondarySelected = false;
bool m_isFocusSelected = false;
RectangularSelectionItem *m_selectionMarker = nullptr;
QGraphicsRectItem *m_noTextItem = nullptr;
AnnotationTextItem *m_textItem = nullptr;
bool m_isUpdating = false;
bool m_isChanged = false;
};
} // namespace qmt
|