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Diffstat (limited to 'tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller_p.h')
-rw-r--r-- | tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller_p.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller_p.h b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller_p.h new file mode 100644 index 0000000000..cf11c7fa02 --- /dev/null +++ b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/scroller_p.h @@ -0,0 +1,90 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SCROLLER_P_H +#define SCROLLER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QPoint> +#include <QTimer> +#include <QTime> + +#include "scroller.h" + +class AbstractScrollArea; + +class ScrollerPrivate +{ + Q_DECLARE_PUBLIC(Scroller) + +public: + enum State { + Stopped, + Started, + ManualScrolling, + AutoScrolling + }; + + ScrollerPrivate(Scroller *scroller); + ~ScrollerPrivate(); + void stopScrolling(); + bool eventFilter(QObject *obj, QEvent *ev); + + AbstractScrollArea *m_scrollArea; + qreal m_scrollFactor; + QPoint m_cursorPos; + QPointF m_speed; + State m_state; + QTime m_lastCursorTime; + QTime m_lastFrameTime; + QTimer m_scrollTimer; + int m_scrollSlowAccum; + +private Q_SLOTS: + + void updateScrolling(); + +private: + + Q_DISABLE_COPY(ScrollerPrivate) + Scroller * const q_ptr; + QPointF mapToScrollArea(const QPoint &point); + QWidget *m_eventViewport; +}; + +#endif // SCROLLER_P_H |