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
|
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "customitem.h"
#include <QPainter>
#include <QStyle>
#include <QStyleOption>
QList<CustomGroup*> CustomScene::selectedCustomGroups() const
{
QList<QGraphicsItem*> all = selectedItems();
QList<CustomGroup*> groups;
foreach (QGraphicsItem *item, all) {
CustomGroup* group = qgraphicsitem_cast<CustomGroup*>(item);
if (group)
groups.append(group);
}
return groups;
}
QList<CustomItem*> CustomScene::selectedCustomItems() const
{
QList<QGraphicsItem*> all = selectedItems();
QList<CustomItem*> items;
foreach (QGraphicsItem *item, all) {
CustomItem* citem = qgraphicsitem_cast<CustomItem*>(item);
if (citem)
items.append(citem);
}
return items;
}
CustomGroup::CustomGroup() :
QGraphicsItemGroup()
{
setFlag(QGraphicsItem::ItemIsMovable);
setFlag(QGraphicsItem::ItemIsSelectable);
}
void CustomGroup::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *)
{
if (option->state & QStyle::State_Selected)
painter->setOpacity(1.);
else
painter->setOpacity(0.2);
painter->setPen(QPen(QColor(100, 100, 100), 2, Qt::DashLine));
painter->drawRect(boundingRect().adjusted(-2, -2, 2, 2));
}
QRectF CustomGroup::boundingRect() const
{
return QGraphicsItemGroup::boundingRect().adjusted(-4, -4, 4 ,4);
}
CustomItem::CustomItem(qreal x, qreal y, qreal width, qreal height, const QBrush &brush) :
QGraphicsRectItem(x, y, width, height)
{
setFlag(QGraphicsItem::ItemIsMovable);
setFlag(QGraphicsItem::ItemIsSelectable);
setBrush(brush);
setPen(Qt::NoPen);
setTransformOriginPoint(boundingRect().center());
}
|
