| 1 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- ***************************** | 
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| 2 | * Qwt Widget Library | 
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| 3 | * Copyright (C) 1997   Josef Wilgen | 
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| 4 | * Copyright (C) 2002   Uwe Rathmann | 
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| 5 | * | 
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| 6 | * This library is free software; you can redistribute it and/or | 
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| 7 | * modify it under the terms of the Qwt License, Version 1.0 | 
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| 8 | *****************************************************************************/ | 
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| 9 |  | 
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| 10 | #ifndef QWT_LEGEND_ITEM_H | 
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| 11 | #define QWT_LEGEND_ITEM_H | 
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| 12 |  | 
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| 13 | #include "qwt_global.h" | 
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| 14 | #include "qwt_legend.h" | 
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| 15 | #include "qwt_text.h" | 
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| 16 | #include "qwt_text_label.h" | 
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| 17 | #include <qpixmap.h> | 
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| 18 |  | 
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| 19 | /*! | 
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| 20 | \brief A widget representing something on a QwtLegend(). | 
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| 21 | */ | 
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| 22 | class QWT_EXPORT QwtLegendItem: public QwtTextLabel | 
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| 23 | { | 
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| 24 | Q_OBJECT | 
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| 25 | public: | 
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| 26 | explicit QwtLegendItem( QWidget *parent = 0 ); | 
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| 27 | virtual ~QwtLegendItem(); | 
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| 28 |  | 
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| 29 | void setItemMode( QwtLegend::LegendItemMode ); | 
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| 30 | QwtLegend::LegendItemMode itemMode() const; | 
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| 31 |  | 
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| 32 | void setSpacing( int spacing ); | 
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| 33 | int spacing() const; | 
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| 34 |  | 
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| 35 | virtual void setText( const QwtText & ); | 
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| 36 |  | 
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| 37 | void setIdentifier( const QPixmap & ); | 
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| 38 | QPixmap identifier() const; | 
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| 39 |  | 
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| 40 | void setIdentifierSize( const QSize & ); | 
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| 41 | QSize identifierSize() const; | 
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| 42 |  | 
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| 43 | virtual QSize sizeHint() const; | 
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| 44 |  | 
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| 45 | bool isChecked() const; | 
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| 46 |  | 
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| 47 | public Q_SLOTS: | 
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| 48 | void setChecked( bool on ); | 
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| 49 |  | 
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| 50 | Q_SIGNALS: | 
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| 51 | //! Signal, when the legend item has been clicked | 
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| 52 | void clicked(); | 
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| 53 |  | 
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| 54 | //! Signal, when the legend item has been pressed | 
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| 55 | void pressed(); | 
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| 56 |  | 
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| 57 | //! Signal, when the legend item has been relased | 
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| 58 | void released(); | 
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| 59 |  | 
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| 60 | //! Signal, when the legend item has been toggled | 
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| 61 | void checked( bool ); | 
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| 62 |  | 
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| 63 | protected: | 
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| 64 | void setDown( bool ); | 
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| 65 | bool isDown() const; | 
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| 66 |  | 
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| 67 | virtual void paintEvent( QPaintEvent * ); | 
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| 68 | virtual void mousePressEvent( QMouseEvent * ); | 
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| 69 | virtual void mouseReleaseEvent( QMouseEvent * ); | 
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| 70 | virtual void keyPressEvent( QKeyEvent * ); | 
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| 71 | virtual void keyReleaseEvent( QKeyEvent * ); | 
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| 72 |  | 
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| 73 | private: | 
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| 74 | class PrivateData; | 
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| 75 | PrivateData *d_data; | 
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| 76 | }; | 
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| 77 |  | 
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| 78 | #endif | 
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