43 lines
903 B
C++
Executable File
43 lines
903 B
C++
Executable File
#pragma once
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#include <LtsTimeline/ltstimeline_export.h>
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#include <QMouseEvent>
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namespace LtsTimeline
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{
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class Track;
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class TimelineView;
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class LTSTIMELINE_EXPORT TimelineViewResizeHandler
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{
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public:
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enum class ResizePosition { eNone, eStart, eEnd };
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explicit TimelineViewResizeHandler(TimelineView *view);
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virtual ~TimelineViewResizeHandler();
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virtual void mouseMoveEvent(QMouseEvent *e);
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virtual void mousePressEvent(QMouseEvent *e);
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virtual void mouseReleaseEvent(QMouseEvent *e);
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virtual bool isActive() const { return m_currentTrackId != -1 && m_currentItemId != -1 && m_resizePos != ResizePosition::eNone; }
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private:
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virtual qint64 localSnapTime(int pos) const;
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virtual qint64 globalSnapTime(int pos) const;
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protected:
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TimelineView *m_view{nullptr};
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int m_currentTrackId{-1};
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int m_currentItemId{-1};
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ResizePosition m_resizePos{ResizePosition::eNone};
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};
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}
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