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nmWATI/Include/iPlot/iPlotBase/Tools/ZxDragScrollTool.h

29 lines
416 B
C

#pragma once
#include <ZxSimpleTool.h>
/// 区域缩放和滚轮缩放
class I_PLOTBASE_EXPORT ZxDragScrollTool : public ZxSimpleTool
{
Q_OBJECT
public:
ZxDragScrollTool();
protected:
virtual bool onLeftDown(const QPointF& pt);
virtual bool onLeftUp(const QPointF& pt);
virtual bool onMouseMove(const QPointF& pt);
protected:
QPointF m_origScroll;
QPointF m_ptDownView;
};