PenStyleItemDelegate.cpp
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1 /******************************************************************************
2  * Copyright (C) 2015 by Ralf Kaestner *
3  * ralf.kaestner@gmail.com *
4  * *
5  * This program is free software; you can redistribute it and/or modify *
6  * it under the terms of the Lesser GNU General Public License as published by*
7  * the Free Software Foundation; either version 3 of the License, or *
8  * (at your option) any later version. *
9  * *
10  * This program is distributed in the hope that it will be useful, *
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13  * Lesser GNU General Public License for more details. *
14  * *
15  * You should have received a copy of the Lesser GNU General Public License *
16  * along with this program. If not, see <http://www.gnu.org/licenses/>. *
17  ******************************************************************************/
18 
19 #include <QPainter>
20 
22 
23 namespace rqt_multiplot {
24 
25 /*****************************************************************************/
26 /* Constructors and Destructor */
27 /*****************************************************************************/
28 
30  QItemDelegate(parent) {
31 }
32 
34 }
35 
36 /*****************************************************************************/
37 /* Methods */
38 /*****************************************************************************/
39 
40 void PenStyleItemDelegate::paint(QPainter* painter, const
41  QStyleOptionViewItem& option, const QModelIndex& index) const {
42  QVariant data = index.model()->data(index, Qt::UserRole);
43 
44  if (option.state & QStyle::State_Selected)
45  painter->fillRect(option.rect, option.palette.highlight());
46 
47  if (data.isValid()) {
48  painter->save();
49 
50  QPen pen = painter->pen();
51 
52  if (option.state & QStyle::State_Selected)
53  pen.setColor(option.palette.color(QPalette::HighlightedText));
54  else
55  pen.setColor(option.palette.color(QPalette::Text));
56 
57  pen.setWidth(1);
58  pen.setStyle(static_cast<Qt::PenStyle>(data.toInt()));
59 
60  painter->setPen(pen);
61  painter->drawLine(option.rect.left(), option.rect.center().y(),
62  option.rect.right(), option.rect.center().y());
63 
64  painter->restore();
65  }
66  else
67  QItemDelegate::paint(painter, option, index);
68 }
69 
70 }
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const


rqt_multiplot
Author(s): Ralf Kaestner
autogenerated on Wed Jul 10 2019 03:49:44