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kcolorhelpers.cpp
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1/*
2 * This file is part of the KDE project.
3 * Copyright © 2010 Christoph Feck <christoph@maxiom.de>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License version 2 as published by the Free Software Foundation.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#include "kcolorhelpers_p.h"
21
22#include <QtGui/QColor>
23#include <QtGui/QPainter>
24#include <QtGui/QPixmap>
25
26namespace KDEPrivate {
27
28void fillOpaqueRect(QPainter *painter, const QRect &rect, const QBrush &brush)
29{
30 if (!brush.isOpaque()) {
31 QPixmap chessboardPattern(16, 16);
32 QPainter patternPainter(&chessboardPattern);
33 patternPainter.fillRect(0, 0, 8, 8, Qt::black);
34 patternPainter.fillRect(8, 8, 8, 8, Qt::black);
35 patternPainter.fillRect(0, 8, 8, 8, Qt::white);
36 patternPainter.fillRect(8, 0, 8, 8, Qt::white);
37 patternPainter.end();
38 painter->fillRect(rect, QBrush(chessboardPattern));
39 }
40 painter->fillRect(rect, brush);
41}
42
43} // namespace KDEPrivate
KDEPrivate
Definition: kcolorchoosermode.cpp:24
KDEPrivate::fillOpaqueRect
void fillOpaqueRect(QPainter *painter, const QRect &rect, const QBrush &brush)
Definition: kcolorhelpers.cpp:28
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