#ifndef SEEN_PEN_CONTEXT_H
#define SEEN_PEN_CONTEXT_H

/** \file 
 * SPPenContext: a context for pen tool events.
 */

#include "draw-context.h"


#define SP_TYPE_PEN_CONTEXT (sp_pen_context_get_type())
#define SP_PEN_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_CAST((o), SP_TYPE_PEN_CONTEXT, SPPenContext))
#define SP_PEN_CONTEXT_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), SP_TYPE_PEN_CONTEXT, SPPenContextClass))
#define SP_IS_PEN_CONTEXT(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), SP_TYPE_PEN_CONTEXT))
#define SP_IS_PEN_CONTEXT_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), SP_TYPE_PEN_CONTEXT))

enum {
    SP_PEN_CONTEXT_POINT,
    SP_PEN_CONTEXT_CONTROL,
    SP_PEN_CONTEXT_CLOSE,
    SP_PEN_CONTEXT_STOP
};

enum {
    SP_PEN_CONTEXT_MODE_CLICK,
    SP_PEN_CONTEXT_MODE_DRAG
};

/**
 * SPPenContext: a context for pen tool events.
 */
struct SPPenContext : public SPDrawContext {
    NR::Point p[5];

    /** \invar npoints in {0, 2, 5}. */
    gint npoints;

    unsigned int mode : 1;
    unsigned int state : 2;
    unsigned int onlycurves : 1;

    SPCanvasItem *c0, *c1, *cl0, *cl1;
};

/// The SPPenContext vtable (empty).
struct SPPenContextClass : public SPEventContextClass { };

GType sp_pen_context_get_type();


#endif /* !SEEN_PEN_CONTEXT_H */

/*
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  End:
*/
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