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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of PySide2.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
//! [0]
def __init__(self, parent):
QAbstractItemDelegate.__init__(self, parent)
self.pixelSize = 12
//! [0]
//! [1]
def paint(self, painter, option, index):
//! [2]
if option.state and QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())
//! [1]
//! [3]
size = qMin(option.rect.width(), option.rect.height())
//! [3] //! [4]
brightness = index.model().data(index, Qt.DisplayRole).toInt()
radius = (size/2.0) - (brightness/255.0 * size/2.0)
if radius == 0.0:
return
//! [4]
//! [5]
painter.save()
//! [5] //! [6]
painter.setRenderHint(QPainter.Antialiasing, true)
//! [6] //! [7]
painter.setPen(Qt.NoPen)
//! [7] //! [8]
if option.state and QStyle.State_Selected:
//! [8] //! [9]
painter.setBrush(option.palette.highlightedText())
else
//! [2]
painter.setBrush(QBrush(Qt.black))
//! [9]
//! [10]
painter.drawEllipse(QRectF(option.rect.x() + option.rect.width()/2 - radius,
option.rect.y() + option.rect.height()/2 - radius,
2*radius, 2*radius))
painter.restore()
//! [10]
//! [11]
def sizeHint(self, option, index):
return QSize(self.pixelSize, self.pixelSize)
//! [11]
//! [12]
def setPixelSize(self, size):
self.pixelSize = size
//! [12]
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