axis.h

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#ifndef axis_h
#define axis_h

#include <InterViews/observe.h>
#include <InterViews/glyph.h>

class Scene;

class Axis : public Glyph, public Observer {
public:
    Axis(Scene*, DimensionName);
    Axis(Scene*, DimensionName, Coord x1, Coord x2);
    Axis(Scene*, DimensionName, Coord x1, Coord x2, Coord pos,
        int ntic = 1, int nminor = 0,
        int invert=0, bool number=true);
    virtual ~Axis();
    virtual void save(ostream&);
    virtual void update(Observable*);
    virtual void size(float&,float&);
private:
    void init(Coord x1, Coord x2, Coord pos=0.,
        int ntic = 1, int nminor = 0,
        int invert=0, bool number=true);
    bool set_range();
    void install();
    void location();
private:
    Scene* s_;
    Coord min_, max_;
    DimensionName d_;
    double amin_, amax_;
    int ntic_, nminor_;
    int invert_;
    bool number_;
    Coord pos_;
};

class BoxBackground : public Background {
public:
    BoxBackground();
    virtual ~BoxBackground();
    
    virtual void draw(Canvas*, const Allocation&) const;
    virtual void print(Printer*, const Allocation&) const;
private:
    void draw_help(Canvas*, const Allocation&) const;
    void tic_label(Coord x, Coord y, Coord val,
        float x_align, float y_align, Canvas*) const;
};

class AxisBackground : public Background {
public:
    AxisBackground();
    virtual ~AxisBackground();
    
    virtual void draw(Canvas*, const Allocation&) const;
    virtual void print(Printer*, const Allocation&) const;
private:
    void draw_help(Canvas*, const Allocation&) const;
    void tic_label(Coord x, Coord y, Coord val,
        float x_align, float y_align, Canvas*) const;
};

#endif