diff options
Diffstat (limited to 'examples/widgets/draganddrop/fridgemagnets/draglabel.cpp')
-rw-r--r-- | examples/widgets/draganddrop/fridgemagnets/draglabel.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/examples/widgets/draganddrop/fridgemagnets/draglabel.cpp b/examples/widgets/draganddrop/fridgemagnets/draglabel.cpp new file mode 100644 index 0000000000..a4e52ed635 --- /dev/null +++ b/examples/widgets/draganddrop/fridgemagnets/draglabel.cpp @@ -0,0 +1,89 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Nokia Corporation and its Subsidiary(-ies) 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtWidgets> + +#include "draglabel.h" + +//! [0] +DragLabel::DragLabel(const QString &text, QWidget *parent) + : QLabel(parent) +{ + QFontMetrics metric(font()); + QSize size = metric.size(Qt::TextSingleLine, text); + + QImage image(size.width() + 12, size.height() + 12, + QImage::Format_ARGB32_Premultiplied); + image.fill(qRgba(0, 0, 0, 0)); + + QFont font; + font.setStyleStrategy(QFont::ForceOutline); +//! [0] + +//! [1] + QLinearGradient gradient(0, 0, 0, image.height()-1); + gradient.setColorAt(0.0, Qt::white); + gradient.setColorAt(0.2, QColor(200, 200, 255)); + gradient.setColorAt(0.8, QColor(200, 200, 255)); + gradient.setColorAt(1.0, QColor(127, 127, 200)); + + QPainter painter; + painter.begin(&image); + painter.setRenderHint(QPainter::Antialiasing); + painter.setBrush(gradient); + painter.drawRoundedRect(QRectF(0.5, 0.5, image.width()-1, image.height()-1), + 25, 25, Qt::RelativeSize); + + painter.setFont(font); + painter.setBrush(Qt::black); + painter.drawText(QRect(QPoint(6, 6), size), Qt::AlignCenter, text); + painter.end(); +//! [1] + +//! [2] + setPixmap(QPixmap::fromImage(image)); + m_labelText = text; +} +//! [2] + +QString DragLabel::labelText() const +{ + return m_labelText; +} |