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
|
/* This file is part of the KDE project
* Copyright (C) 2007 Jan Hambrecht <jaham@gmx.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "KoLineStyleModel_p.h"
#include <QPen>
KoLineStyleModel::KoLineStyleModel(QObject *parent)
: QAbstractListModel(parent),
m_hasTempStyle(false)
{
// add standard dash patterns
for (int i = Qt::NoPen; i < Qt::CustomDashLine; i++) {
QPen pen(static_cast<Qt::PenStyle>(i));
m_styles << pen.dashPattern();
}
}
int KoLineStyleModel::rowCount(const QModelIndex &/*parent*/) const
{
return m_styles.count() + (m_hasTempStyle ? 1 : 0);
}
QVariant KoLineStyleModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
switch(role) {
case Qt::DecorationRole: {
QPen pen(Qt::black);
pen.setWidth(2);
if (index.row() < Qt::CustomDashLine)
pen.setStyle(static_cast<Qt::PenStyle>(index.row()));
else if (index.row() < m_styles.count())
pen.setDashPattern(m_styles[index.row()]);
else if (m_hasTempStyle)
pen.setDashPattern(m_tempStyle);
else
pen.setStyle(Qt::NoPen);
return QVariant(pen);
}
case Qt::SizeHintRole:
return QSize(100, 15);
default:
return QVariant();
}
}
bool KoLineStyleModel::addCustomStyle(const QVector<qreal> &style)
{
if (m_styles.contains(style))
return false;
m_styles.append(style);
return true;
}
int KoLineStyleModel::setLineStyle(Qt::PenStyle style, const QVector<qreal> &dashes)
{
// check if we select a standard or custom style
if (style < Qt::CustomDashLine) {
// a standard style
m_hasTempStyle = false;
reset();
return style;
} else if (style == Qt::CustomDashLine) {
// a custom style -> check if already added
int index = m_styles.indexOf(dashes, Qt::CustomDashLine);
if (index < 0) {
// not already added -> add temporarly
m_tempStyle = dashes;
m_hasTempStyle = true;
reset();
return m_styles.count();
} else {
// already added -> return index
m_hasTempStyle = false;
reset();
return index;
}
}
return -1;
}
|
