qwt3d_colorlegend.h

#ifndef __PLANE_H__
#define __PLANE_H__
 
#include "qwt3d_global.h"
#include "qwt3d_drawable.h"
#include "qwt3d_axis.h"
#include "qwt3d_color.h"
 
namespace Qwt3D {
 
class QWT3D_EXPORT ColorLegend : public Drawable
{
 
public:
    // Possible anchor points for caption and axis
    enum SCALEPOSITION {
        Top,
        Bottom,
        Left,
        Right
    };
 
    // Orientation of the legend
    enum ORIENTATION {
        BottomTop,
        LeftRight
    };
 
    // Standard constructor
    ColorLegend();
 
    // Draws the object - called by updateGL()
    void draw();
 
    // Sets the relative position of the legend inside widget
    void setRelPosition(Qwt3D::Tuple relMin,
                   Qwt3D::Tuple relMax);
    // Sets legend orientation and scale position
    void setOrientation(ORIENTATION, SCALEPOSITION);
    // Sets the limit of the scale
    void setLimits(double start, double stop);
    // Sets scale major tics
    void setMajors(int);
    // Sets scale minor tics
    void setMinors(int);
    // Sets whether a scale will be drawn
    void drawScale(bool val) { showaxis_ = val; }
    // Sets whether the scale will have scale numbers
    void drawNumbers(bool val)
    {
        axis_.setNumbers(val);
    }
    // Sets whether the axis is autoscaled or not
    void setAutoScale(bool val);
    // Sets another scale
    void setScale(Qwt3D::Scale *scale);
    // Sets one of the predefined scale types
    void setScale(Qwt3D::SCALETYPE);
 
    // Sets the legends caption string
    void setTitleString(QString const &s);
 
    // Sets the legends caption font
    void setTitleFont(QString const &family, int pointSize, int weight = QFont::Normal,
                    bool italic = false);
 
    // The color vector
    Qwt3D::ColorVector colors;
 
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