DAAbstractPlotEditor.h

#ifndef DAABSTRACTPLOTEDITOR_H
#define DAABSTRACTPLOTEDITOR_H
#include "DAFigureAPI.h"
#include <QObject>
#include "qwt_plot.h"
namespace DA
{
 
class DAFIGURE_API DAAbstractPlotEditor : public QObject
{
    Q_OBJECT
public:
    DAAbstractPlotEditor(QwtPlot* parent);
    virtual ~DAAbstractPlotEditor();
    enum RTTI
    {
        RTTIRectRegionSelectEditor,     
        RTTIEllipseRegionSelectEditor,  
        RTTIPolygonRegionSelectEditor,  
        RTTIUserDefine
    };
 
    const QwtPlot* plot() const;
    QwtPlot* plot();
    //是否启用编辑器
    virtual void setEnabled(bool on);
    virtual bool isEnabled() const;
    virtual int rtti() const = 0;
    //设置是否使用空格，如果这个editor使用了空格，需要设置为true，否则会被屏蔽空格的输入,默认为false
    void setUseSpaceKey(bool b);
    bool isUseSpaceKey() const;
 
protected:
    virtual bool eventFilter(QObject* object, QEvent* event);
    virtual bool mousePressEvent(const QMouseEvent* e);
    virtual bool mouseMovedEvent(const QMouseEvent* e);
    virtual bool mouseReleasedEvent(const QMouseEvent* e);
    virtual bool keyPressEvent(const QKeyEvent* e);
    virtual bool keyReleaseEvent(const QKeyEvent* e);
 
private:
    bool m_isEnable;          
    bool m_isSpacePressed;    
    bool m_isCanUseSpaceKey;  
};
}  // End Of Namespace DA
#endif  // DAABSTRACTPLOTEDITOR_H