source: pacpusframework/branches/2.0-beta1/include/extlib/qwtplot3d/qwt3d_colorlegend.h@ 89

#ifndef __PLANE_H__
#define __PLANE_H__

#include "qwt3d_global.h"
#include "qwt3d_drawable.h"
#include "qwt3d_axis.h"
#include "qwt3d_color.h"

namespace Qwt3D
{

//! A flat color legend
/**
        The class visualizes a ColorVector together with a scale (axis)  and a caption. ColorLegends are vertical 
        or horizontal
*/
class QWT3D_EXPORT ColorLegend : public Drawable
{

public:
        
        //! Possible anchor points for caption and axis
        enum SCALEPOSITION
        {
                Top,      //!< scale on top
    Bottom,   //!< scale on bottom
                Left,     //!< scale left
                Right     //!< scale right
        };
        
        //! Orientation of the legend
        enum ORIENTATION
        {
    BottomTop, //!< Positionate the legend vertically, the lowest color index is on the bottom
                LeftRight  //!< Positionate the legend horizontally, the lowest color index is on left side
        };

        ColorLegend(); //!< Standard constructor

        void draw(); //!< Draws the object. You should not use this explicitely - the function is called by updateGL().
        
        void setRelPosition(Qwt3D::Tuple relMin, Qwt3D::Tuple relMax); //!< Sets the relative position of the legend inside widget
        void setOrientation(ORIENTATION, SCALEPOSITION); //!< Sets legend orientation and scale position
        void setLimits(double start, double stop); //!< Sets the limit of the scale.
        void setMajors(int); //!< Sets scale major tics.
        void setMinors(int); //!< Sets scale minor tics.
        void drawScale(bool val) { showaxis_ = val; } //!< Sets whether a scale will be drawn.
        void drawNumbers(bool val) { axis_.setNumbers(val); } //!< Sets whether the scale will have scale numbers.
        void setAutoScale(bool val); //!< Sets, whether the axis is autoscaled or not.
  void setScale(Qwt3D::Scale *scale); //!< Sets another scale
  void setScale(Qwt3D::SCALETYPE); //!< Sets one of the predefined scale types

        void setTitleString(QString const& s); //!< Sets the legends caption string.
        
        //! Sets the legends caption font.
        void setTitleFont(QString const& family, int pointSize, int weight = QFont::Normal, bool italic = false); 

        Qwt3D::ColorVector colors; //!< The color vector

private:
        
        Qwt3D::Label caption_;
        Qwt3D::ParallelEpiped geometry() const { return pe_;}
        void setGeometryInternal();

        Qwt3D::ParallelEpiped pe_;
        Qwt3D::Tuple relMin_, relMax_;
        Qwt3D::Axis axis_;
        SCALEPOSITION axisposition_;
        ORIENTATION orientation_;

        bool showaxis_;
};

} // ns

#endif