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87 lines
2.2 KiB
87 lines
2.2 KiB
/* -*- mode: C++ ; c-file-style: "stroustrup" -*- ***************************** |
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* Qwt Widget Library |
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* Copyright (C) 1997 Josef Wilgen |
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* Copyright (C) 2002 Uwe Rathmann |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the Qwt License, Version 1.0 |
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*****************************************************************************/ |
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#ifndef QWT_PLOT_LAYOUT_H |
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#define QWT_PLOT_LAYOUT_H |
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#include "qwt_global.h" |
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#include "qwt_plot.h" |
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/*! |
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\brief Layout class for QwtPlot. |
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Organizes the geometry for the different QwtPlot components. |
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*/ |
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class QWT_EXPORT QwtPlotLayout |
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{ |
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public: |
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enum Options { |
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AlignScales = 1, |
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IgnoreScrollbars = 2, |
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IgnoreFrames = 4, |
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IgnoreMargin = 8, |
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IgnoreLegend = 16 |
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}; |
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explicit QwtPlotLayout(); |
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virtual ~QwtPlotLayout(); |
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void setMargin(int); |
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int margin() const; |
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void setCanvasMargin(int margin, int axis = -1); |
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int canvasMargin(int axis) const; |
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void setAlignCanvasToScales(bool); |
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bool alignCanvasToScales() const; |
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void setSpacing(int); |
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int spacing() const; |
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void setLegendPosition(QwtPlot::LegendPosition pos, double ratio); |
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void setLegendPosition(QwtPlot::LegendPosition pos); |
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QwtPlot::LegendPosition legendPosition() const; |
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void setLegendRatio(double ratio); |
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double legendRatio() const; |
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virtual QSize minimumSizeHint(const QwtPlot *) const; |
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virtual void activate(const QwtPlot *, |
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const QRect &rect, int options = 0); |
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virtual void invalidate(); |
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const QRect &titleRect() const; |
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const QRect &legendRect() const; |
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const QRect &scaleRect(int axis) const; |
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const QRect &canvasRect() const; |
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class LayoutData; |
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protected: |
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QRect layoutLegend(int options, const QRect &) const; |
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QRect alignLegend(const QRect &canvasRect, |
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const QRect &legendRect) const; |
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void expandLineBreaks(int options, const QRect &rect, |
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int &dimTitle, int dimAxes[QwtPlot::axisCnt]) const; |
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void alignScales(int options, QRect &canvasRect, |
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QRect scaleRect[QwtPlot::axisCnt]) const; |
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private: |
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class PrivateData; |
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PrivateData *d_data; |
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}; |
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#endif
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