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/*
Copyright (C) 2018-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: wxd2lah.ctr
*/

/**	@file wxd2lah.h Header file for the wxd2lah module.
*/

#ifndef WXD2LAH_H_INCLUDED
/** Avoid multiple inclusions. */
#define WXD2LAH_H_INCLUDED 1


#line 9 "wxd2lah.ctr"

#ifdef	__cplusplus
extern "C" {
#endif


/**	Calculate offset and cut for one arrowhead.
	@param	parrow	Arrow to calculate.
	@param	pobj	Object the arrow belongs to.
	@param	pdrw	Drawing structure.
	@param	pjob	Job structure.
	@return	1 on success, 0 on error.
*/

int
wxd2lah_one_arrowhead(
	wxd_arrow_t		*parrow,
	wxd_object_t	*pobj,
	wxd_drawing_t	*pdrw,
	wxd2lat_job_t	*pjob
);


/**	Calculate arrowhead data.
	@param	drw	Drawing to produce output for.
	@param	job	Job structure, probably modified.
	@param	fn	Input file name
	@return	1 on success, 0 on error.
*/

int
wxd2lah_calculate_arrowheads(
	wxd_drawing_t	*drw,
	wxd2lat_job_t	*job
);


/**	Draw one arrowhead for object.
	@param	arrow	Arrowhead structure.
	@param	drw		Drawing structure.
	@param	job		Job structure.
	@param	obj		Object arrow belongs to.
	@param	isbck	Flag: Is a backward arrow.
	@param	backptr	Address of success variable to reset on error.
	@param	erp		Error report, may be NULL.
*/

void
wxd2lah_arrowhead(
	wxd_arrow_t		*arrow,
	wxd_drawing_t	*drw,
	wxd2lat_job_t	*job,
	wxd_object_t	*pobj,
	int				 isbck,
	int				*backptr,
	dk4_er_t		*erp
);

#ifdef	__cplusplus
}
#endif



#endif