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
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "dockitem.h"
#include "colors.h"
DockItem::DockItem(ORIENTATION orien, qreal x, qreal y, qreal width, qreal length, QGraphicsScene *scene, QGraphicsItem *parent)
: DemoItem(scene, parent)
{
this->orientation = orien;
this->width = width;
this->length = length;
this->setPos(x, y);
this->setZValue(40);
this->setupPixmap();
}
void DockItem::setupPixmap()
{
this->pixmap = new QPixmap(int(this->boundingRect().width()), int(this->boundingRect().height()));
this->pixmap->fill(QColor(0, 0, 0, 0));
QPainter painter(this->pixmap);
// create brush:
QColor background = Colors::sceneBg1;
QLinearGradient brush(0, 0, 0, this->boundingRect().height());
brush.setSpread(QGradient::PadSpread);
if (this->orientation == DOWN){
brush.setColorAt(0.0, background);
brush.setColorAt(0.2, background);
background.setAlpha(0);
brush.setColorAt(1.0, background);
}
else
if (this->orientation == UP){
brush.setColorAt(1.0, background);
brush.setColorAt(0.8, background);
background.setAlpha(0);
brush.setColorAt(0.0, background);
}
else
qWarning("DockItem doesn't support the orientation given!");
painter.fillRect(0, 0, int(this->boundingRect().width()), int(this->boundingRect().height()), brush);
}
DockItem::~DockItem()
{
delete this->pixmap;
}
QRectF DockItem::boundingRect() const
{
if (this->orientation == UP || this->orientation == DOWN)
return QRectF(0, 0, this->length, this->width);
else
return QRectF(0, 0, this->width, this->length);
}
void DockItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option);
Q_UNUSED(widget);
painter->drawPixmap(0, 0, *this->pixmap);
}
|
