| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** 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 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPLv3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or later as published by the Free |
| ** Software Foundation and appearing in the file LICENSE.GPL included in |
| ** the packaging of this file. Please review the following information to |
| ** ensure the GNU General Public License version 2.0 requirements will be |
| ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qquickuniversalfocusrectangle_p.h" |
| |
| #include <QtGui/qpixmap.h> |
| #include <QtGui/qpainter.h> |
| #include <QtGui/qpixmapcache.h> |
| #include <QtQuick/private/qquickitem_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| QQuickUniversalFocusRectangle::QQuickUniversalFocusRectangle(QQuickItem *parent) |
| : QQuickPaintedItem(parent) |
| { |
| QQuickItemPrivate::get(this)->setTransparentForPositioner(true); |
| } |
| |
| void QQuickUniversalFocusRectangle::paint(QPainter *painter) |
| { |
| if (!isVisible() || width() <= 0 || height() <= 0) |
| return; |
| |
| QRect bounds = boundingRect().toAlignedRect(); |
| const int boundsWidth = bounds.width(); |
| const int boundsHeight = bounds.width(); |
| const QString key = QStringLiteral("qquickuniversalfocusrectangle_%1_%2").arg(QString::number(boundsWidth), QString::number(boundsHeight)); |
| |
| QPixmap pixmap(boundsWidth, boundsHeight); |
| if (!QPixmapCache::find(key, &pixmap)) { |
| bounds.adjust(0, 0, -1, -1); |
| pixmap.fill(Qt::transparent); |
| QPainter p(&pixmap); |
| |
| QPen pen; |
| pen.setWidth(1); |
| pen.setColor(Qt::white); |
| p.setPen(pen); |
| p.drawRect(bounds); |
| |
| pen.setColor(Qt::black); |
| pen.setDashPattern(QVector<qreal>(2, 1)); |
| p.setPen(pen); |
| p.drawRect(bounds); |
| |
| QPixmapCache::insert(key, pixmap); |
| } |
| painter->drawPixmap(0, 0, pixmap); |
| } |
| |
| QT_END_NAMESPACE |