blob: fb616820906c8cb3eb3a739c18fb8c5baa404c68 (
plain)
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
|
/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Design Tooling
**
** 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.
**
****************************************************************************/
#include "selectableitem.h"
#include "keyframeitem.h"
#include <QDebug>
namespace DesignTools {
SelectableItem::SelectableItem(QGraphicsItem *parent)
: QGraphicsObject(parent)
, m_active(false)
, m_selected(false)
, m_preSelected(SelectionMode::Undefined)
{
setFlag(QGraphicsItem::ItemIsSelectable, false);
setFlag(QGraphicsItem::ItemIsMovable, true);
setFlag(QGraphicsItem::ItemIgnoresTransformations, true);
setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
}
SelectableItem::~SelectableItem() {}
bool SelectableItem::activated() const
{
return m_active;
}
bool SelectableItem::selected() const
{
switch (m_preSelected) {
case SelectionMode::Clear:
return false;
case SelectionMode::New:
return true;
case SelectionMode::Add:
return true;
case SelectionMode::Remove:
return false;
case SelectionMode::Toggle:
return !m_selected;
default:
return m_selected;
}
return false;
}
void SelectableItem::setActivated(bool active)
{
m_active = active;
}
void SelectableItem::setPreselected(SelectionMode mode)
{
m_preSelected = mode;
selectionCallback();
}
void SelectableItem::applyPreselection()
{
m_selected = selected();
m_preSelected = SelectionMode::Undefined;
}
void SelectableItem::selectionCallback() {}
void SelectableItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
m_active = true;
QGraphicsObject::mousePressEvent(event);
}
void SelectableItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (type() == KeyframeItem::Type && !selected())
return;
QGraphicsObject::mouseMoveEvent(event);
}
void SelectableItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
m_active = false;
QGraphicsObject::mouseReleaseEvent(event);
}
} // End namespace DesignTools.
|
