05fc3aef53
Replace the current license disclaimer in files by a SPDX-License-Identifier. Files that have to be modified by hand are modified. License files are organized under LICENSES directory. Task-number: QTBUG-67283 Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Lars Knoll <lars.knoll@qt.io> Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
38 lines
756 B
C++
38 lines
756 B
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "glwidget.h"
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#include "helper.h"
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#include <QPainter>
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#include <QTimer>
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//! [0]
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GLWidget::GLWidget(Helper *helper, QWidget *parent)
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: QOpenGLWidget(parent), helper(helper)
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{
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elapsed = 0;
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setFixedSize(200, 200);
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setAutoFillBackground(false);
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}
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//! [0]
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//! [1]
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void GLWidget::animate()
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{
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elapsed = (elapsed + qobject_cast<QTimer*>(sender())->interval()) % 1000;
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update();
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}
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//! [1]
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//! [2]
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void GLWidget::paintEvent(QPaintEvent *event)
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{
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QPainter painter;
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painter.begin(this);
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painter.setRenderHint(QPainter::Antialiasing);
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helper->paint(&painter, event, elapsed);
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painter.end();
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}
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//! [2]
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