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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2018-xxxx
SPDX-License-Identifier:	BSD-3-Clause

%%	header


/**	@file	dk4pppta.h	PGF/PDF/PS+TeX output with dk4_app_t support.
*/

#ifndef	DK4CONF_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4conf.h"
#else
#include <dktools-4/dk4conf.h>
#endif
#endif

#ifndef	DK4TYPES_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4types.h"
#else
#include <dktools-4/dk4types.h>
#endif
#endif

#ifndef	DK4ERROR_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4error.h"
#else
#include <dktools-4/dk4error.h>
#endif
#endif

#ifndef	DK4PPPT_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4pppt.h"
#else
#include <dktools-4/dk4pppt.h>
#endif
#endif

#ifndef	DK4APP_H_INCLUDED
#if DK4_BUILDING_DKTOOLS4
#include "dk4app.h"
#else
#include <dktools-4/dk4app.h>
#endif
#endif


#ifdef	__cplusplus
extern "C" {
#endif

/**	Open an output structure.
	@param	texname	Name of TeX output file.
					The name ends on ".tex".
					The name of the included *.eps or *.pdf file
					is derived from this name.
	@param	dr		Output driver.
	@param	isdoc	Flag: Produce LaTeX document, not just image.
	@param	flags	Additional flags for graphics.
	@param	width	Image width in bp (PS point).
	@param	height	Image height in bp.
	@param	app		Application structure for diagnostics, may be NULL.
	@return	Valid pointer to new output structure on success, NULL on error.
*/
dk4_pppt_t *
dk4pppt_app_open(
	const dkChar		*texname,
	dk4_pppt_driver_t	 dr,
	int					 isdoc,
	int					 flags,
	size_t				 width,
	size_t				 height,
	dk4_app_t			*app
);

/**	Write output file(s) and close output structure.
	@param	pppt	Output structure to write and close.
	@param	app		Application structure for diagnostics, may be NULL.
	@return	1 on success, 0 on error.
*/
int
dk4pppt_app_write_and_close(
	dk4_pppt_t			*pppt,
	dk4_app_t			*app
);

/**	Close output structure without writing.
	This function can be used after errors to close the structure
	without any attempt to overwrite existing files.
	@param	pppt	Output structure to close.
*/
void
dk4pppt_app_close(
	dk4_pppt_t			*pppt
);

/**	Set flag for simplified gsave/grestore handling.
	Set this flag, if you use gsave and grestore only to save and restore
	the clip path for pattern filling.
	@param	pppt	Output structure.
	@param	val		Flag: Simplified gsave and grestore handling.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_gs_for_pattern_only(
	dk4_pppt_t		*pppt,
	int				 val,
	dk4_app_t		*app
);

/**	Save current graphics state (especially clip path).
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_gsave(
	dk4_pppt_t			*pppt,
	int					*backptr,
	dk4_app_t			*app
);

/**	Restore graphics state (especially clip path).
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_grestore(
	dk4_pppt_t			*pppt,
	int					*backptr,
	dk4_app_t			*app
);

/**	Set line width.
	@param	pppt	Output structure.
	@param	lw		Line width in bp.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_line_width(
	dk4_pppt_t		*pppt,
	double			 lw,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set line style.
	@param	pppt	Output structure.
	@param	ls		Line style.
	@param	sv		Style value (dash length in bp).
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_line_style(
	dk4_pppt_t		*pppt,
	dk4_gra_ls_t	 ls,
	double			 sv,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set line cap.
	@param	pppt	Output structure.
	@param	lc		Line cap type.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_line_cap(
	dk4_pppt_t		*pppt,
	dk4_gra_lc_t	 lc,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set line join.
	@param	pppt	Output structure.
	@param	lj		Line join type.
	@param	ml		Miter limit, only used if lj is DK4_GRA_LJ_MITERED.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_line_join(
	dk4_pppt_t		*pppt,
	dk4_gra_lj_t	 lj,
	double			 ml,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set fill color to gray.
	@param	pppt	Output structure.
	@param	g		Gray value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_fill_gray(
	dk4_pppt_t		*pppt,
	double			 g,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set fill color to RGB.
	@param	pppt	Output structure.
	@param	r		Red value in interval 0 to 1.
	@param	g		Green value in interval 0 to 1.
	@param	b		Blue value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_fill_rgb(
	dk4_pppt_t		*pppt,
	double			 r,
	double			 g,
	double			 b,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set fill color to CMYK.
	@param	pppt	Output structure.
	@param	c		Cyan value in interval 0 to 1.
	@param	m		Magenta value in interval 0 to 1.
	@param	y		Yellow value in interval 0 to 1.
	@param	k		Black value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_fill_cmyk(
	dk4_pppt_t		*pppt,
	double			 c,
	double			 m,
	double			 y,
	double			 k,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set stroke color to gray.
	@param	pppt	Output structure.
	@param	g		Gray value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_stroke_gray(
	dk4_pppt_t		*pppt,
	double			 g,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set stroke color to RGB.
	@param	pppt	Output structure.
	@param	r		Red value in interval 0 to 1.
	@param	g		Green value in interval 0 to 1.
	@param	b		Blue value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_stroke_rgb(
	dk4_pppt_t		*pppt,
	double			 r,
	double			 g,
	double			 b,
	int				*backptr,
	dk4_app_t		*app
);

/**	Set stroke color to CMYK.
	@param	pppt	Output structure.
	@param	c		Cyan value in interval 0 to 1.
	@param	m		Magenta value in interval 0 to 1.
	@param	y		Yellow value in interval 0 to 1.
	@param	k		Black value in interval 0 to 1.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_set_stroke_cmyk(
	dk4_pppt_t		*pppt,
	double			 c,
	double			 m,
	double			 y,
	double			 k,
	int				*backptr,
	dk4_app_t		*app
);

/**	Prepare output structure for a fill operation.
	Use this function before you start to construct a path you plan to fill.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_prepare_fill(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Prepare output structure for a stroke operation.
	Use this function before you start to construct a path you plan to stroke.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_prepare_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Prepare output structure for a combined fill and stroke operation.
	Use this function before you start to construct a path you plan to
	fill and stroke.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_prepare_fill_and_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Check whether a combined fill and close operation is available
	for an output structure.
	@param	pppt	Output structure to test.
	@return	1 if a fill-and-close operation is available, 0 otherwise.
*/
int
dk4pppt_app_can_fill_and_stroke(
	dk4_pppt_t	*pppt
);

/**	Fill current path.
	Note: Use dk4gra_prepare_fill() before you start to construct a path
	you plan to fill.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_fill(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Stroke current path.
	Note: Use dk4gra_prepare_stroke() before you start to construct a path
	you plan to stroke.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Fill and stroke current path.
	Note: Use dk4gra_prepare_fill_and_stroke() before you start to construct
	a path you plan to fill and stroke.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_fill_and_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Use current path for clipping.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_clip(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Pattern a region (clipping should be set to the path).
	@param	pppt	Output structure.
	@param	xl		Left y coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	pn		Pattern number.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_pattern(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	dk4_gra_pattern_t	 pn,
	int					*backptr,
	dk4_app_t			*app
);

/**	Start a new path and move to first point.
	@param	pppt	Output structure.
	@param	x		X coordinate of start point.
	@param	y		Y coordinate of start point.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_newpath_moveto(
	dk4_pppt_t	*pppt,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Add line from current point to new point to path.
	@param	pppt	Output structure.
	@param	x		X coordinate of new point.
	@param	y		Y coordinate of new point.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_lineto(
	dk4_pppt_t	*pppt,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Add Bezier curve segment from current point to new point in path.
	@param	pppt	Output structure.
	@param	xc1		X coordinate of first control point.
	@param	yc1		Y coordinate of first control point.
	@param	xc2		X coordinate of second control point.
	@param	yc2		Y coordinate of second control point.
	@param	x		X coordinate of new point.
	@param	y		Y coordinate of new point.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_curveto(
	dk4_pppt_t	*pppt,
	double		 xc1,
	double		 yc1,
	double		 xc2,
	double		 yc2,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Close current path.
	@param	pppt	Output structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_closepath(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
);

/**	Add bitmap image XFig style.
	@param	pppt	Output structure.
	@param	xl		Left x coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	bif		Bitmap image file.
	@param	fn		Image file name.
	@param	fno		Frame number (0 for first frame).
	@param	pos		Image positioning:
	- 0 not rotated, not flipped,
	- 1 rotated 90 degree counterclockwise, not flipped,
	- 2 rotated 180 degree counterclockwise, not flipped,
	- 3 rotated 270 degree counterclockwise, not flipped,
	- 4 not rotated, flipped,
	- 5 rotated 90 degree counterclockwise, flipped,
	- 6 rotated 180 degree counterclockwise, flipped,
	- 7 rotated 270 degree counterclockwise, flipped.
	@param	ifl		Image flags.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_bif_fig_image(
	dk4_pppt_t		*pppt,
	double			 xl,
	double			 xr,
	double			 yb,
	double			 yt,
	dk4_bif_t		*bif,
	const dkChar	*fn,
	size_t			 fno,
	int				 pos,
	int				 ifl,
	dk4_bb_t		*bbptr,
	int				*backptr,
	dk4_app_t		*app
);

/**	Add bitmap image.
	@param	pppt	Output structure.
	@param	xl		Left x coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	bif		Bitmap image file data.
	@param	fn		Image file name.
	@param	fno		Frame number (0 for first frame).
	@param	ifl		Image flags.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_bif_image(
	dk4_pppt_t		*pppt,
	double			 xl,
	double			 xr,
	double			 yb,
	double			 yt,
	dk4_bif_t		*bif,
	const dkChar	*fn,
	size_t			 fno,
	int				 ifl,
	dk4_bb_t		*bbptr,
	int				*backptr,
	dk4_app_t		*app
);

/**	Add bitmap image.
	@param	pppt	Output structure.
	@param	xl		Left x coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	fn		Image file name.
	@param	fno		Frame number (0 for first frame).
	@param	ctx		Bitmap image conversion context, may be NULL.
	@param	ifl		Image flags.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_image(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	const dkChar		*fn,
	size_t				 fno,
	dk4_cs_conv_ctx_t	*ctx,
	int					 ifl,
	dk4_bb_t			*bbptr,
	int					*backptr,
	dk4_app_t			*app
);

/**	Add bitmap image XFig style.
	@param	pppt	Output structure.
	@param	xl		Left x coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	fn		Image file name.
	@param	fno		Frame number (0 for first frame).
	@param	ctx		Bitmap image conversion context, may be NULL.
	@param	pos		Image positioning:
	- 0 not rotated, not flipped,
	- 1 rotated 90 degree counterclockwise, not flipped,
	- 2 rotated 180 degree counterclockwise, not flipped,
	- 3 rotated 270 degree counterclockwise, not flipped,
	- 4 not rotated, flipped,
	- 5 rotated 90 degree counterclockwise, flipped,
	- 6 rotated 180 degree counterclockwise, flipped,
	- 7 rotated 270 degree counterclockwise, flipped.
	@param	ifl		Image flags.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_fig_image(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	const dkChar		*fn,
	size_t				 fno,
	dk4_cs_conv_ctx_t	*ctx,
	int					 pos,
	int					 ifl,
	dk4_bb_t			*bbptr,
	int					*backptr,
	dk4_app_t			*app
);

/**	Create path for a circle.
	@param	pppt	Output structure.
	@param	xc		Center point x coordinate.
	@param	yc		Center point y coordinate.
	@param	r		Radius.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_circle(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 r,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Create path for rectangle parallel to axes, optionally with
	rounded corners.
	@param	pppt	Output structure.
	@param	xl		Left x coordinate.
	@param	xr		Right x coordinate.
	@param	yb		Bottom y coordinate.
	@param	yt		Top y coordinate.
	@param	r		Corner radius, maximum is a half of the smaller side length.
					Use negative values to avoid rounded corners.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_rectangle(
	dk4_pppt_t	*pppt,
	double		 xl,
	double		 xr,
	double		 yb,
	double		 yt,
	double		 r,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Add path for an arc.
	@param	pppt	Output structure.
	@param	xc		Center point x coordinate.
	@param	yc		Center point y coordinate.
	@param	ra		Radius.
	@param	start	Start angle in degree.
	@param	end		End angle in degree.
	@param	cl		Flag: Draw closed arc (piece of cake) instead of simple arc.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_arc(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 ra,
	double		 start,
	double		 end,
	int			 cl,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Create path for an ellipse.
	@param	pppt	Output structure.
	@param	xc		Center point x coordinate.
	@param	yc		Center point y coordinate.
	@param	rx		Radius in x direction.
	@param	ry		Radius in y direction.
	@param	rot		Rotation counterclockwise in degree.
	@param	bbptr	Bounding box, may be NULL.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_ellipse(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 rx,
	double		 ry,
	double		 rot,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
);

/**	Add simple (non-special) text to PGF graphics.
	The text is shown in the current fill color (non-stroking color)
	unless colspec is used to specify a color.
	@param	pppt	Output structure, must be initialized for PGF.
	@param	x		X coordinate.
	@param	y		Y coordinate.
	@param	txt		Text to show.
	@param	colspec	Color specification, may be NULL to use fill color.
	@param	ie		Text encoding, only used for char text.
	@param	ha		Horizontal alignment.
	@param	va		Vertical alignment.
	@param	fno		Font number.
	@param	fsz		Font size in pt.
	@param	fex		Flag: Use exact font (1) or similar font (0).
	@param	uc2l	UC to LaTeX conversion structure.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_simple_text(
	dk4_pppt_t			*pppt,
	double				 x,
	double				 y,
	const dkChar		*txt,
	const char			*colspec,
	int					 ie,
	dk4_text_align_h_t	 ha,
	dk4_text_align_v_t	 va,
	int					 fno,
	double				 fsz,
	dk4_gra_tf_t		 fex,
	dk4_uc2l_t			*uc2l,
	int					*backptr,
	dk4_app_t			*app
);

/**	Add special text to PGF graphics.
	The text is shown in the current fill color (non-stroking color)
	unless colspec is used to specify a color.
	@param	pppt	Output structure, must be initialized for PGF.
	@param	x		X coordinate.
	@param	y		Y coordinate.
	@param	txt		Text to show.
	@param	colspec	Color specification, may be NULL to use the fill colorö.
	@param	ha		Horizontal alignment.
	@param	va		Vertical alignment.
	@param	fno		Font number.
	@param	fsz		Font size in pt.
	@param	fex		Flag: Use exact font.
	@param	backptr	Address of success variable to reset on errors.
	@param	app		Application structure for diagnostics, may be NULL.
*/
void
dk4pppt_app_special_text(
	dk4_pppt_t			*pppt,
	double				 x,
	double				 y,
	const char			*txt,
	const char			*colspec,
	dk4_text_align_h_t	 ha,
	dk4_text_align_v_t	 va,
	int					 fno,
	double				 fsz,
	dk4_gra_tf_t		 fex,
	int					*backptr,
	dk4_app_t			*app
);


/**	Set flag for even-odd-rule.
	If this flag is on, the even-odd-rule is used for filling and
	clipping. Otherwise the nonzero-winding rule is used.
	By default this flag is turned on when creating a dk4_gra_t structure.
	@param	pppt	Output structure.
	@param	val		New flag value.
*/
void
dk4pppt_app_set_eorule(
	dk4_pppt_t	*pppt,
	int			 val
);


/**	Set document font size.
	@param	pppt	Output structure.
	@param	fs		New font size.
	@param	backptr	Address of success variable to reset on error.
	@param	app		Application structure for diagnostics, may be NULL.
*/

void
dk4pppt_app_doc_font_size(
	dk4_pppt_t	*pppt,
	double		 fs,
	int			*backptr,
	dk4_app_t	*app
);


/**	Add one preamble line.
	@param	pppt	Output structure.
	@param	line	Line to add without trailing newline.
	@param	tp		Preamble line type.
	@param	backptr	Address of success variable to reset on error.
	@param	app		Application structure for diagnostics, may be NULL.
*/

void
dk4pppt_app_doc_preamble_line(
	dk4_pppt_t	*pppt,
	const char	*line,
	int			 tp,
	int			*backptr,
	dk4_app_t	*app
);


#ifdef	__cplusplus
}
#endif



%%	module

#include "dk4pppta.h"

#ifndef	GRA_H_INCLUDED
#include "gra.h"
#endif

#ifndef	DK4MEM_H_INCLUDED
#include "dk4mem.h"
#endif


$!trace-include



static
void
dk4pppt_app_reset(int *backptr, int back)
{
	if ((NULL !=  backptr) && (0 == back)) {
		*backptr = 0;
	}
}


dk4_pppt_t *
dk4pppt_app_open(
	const dkChar		*texname,
	dk4_pppt_driver_t	 dr,
	int					 isdoc,
	int					 flags,
	size_t				 width,
	size_t				 height,
	dk4_app_t			*app
)
{
	dk4_pppt_t	*back	= NULL;
	/* ##### TODO: Implementation */
	return back;
}



void
dk4pppt_app_close(
	dk4_pppt_t			*pppt
)
{
	dk4pppt_close(pppt);
}



int
dk4pppt_app_write_and_close(
	dk4_pppt_t			*pppt,
	dk4_app_t			*app
)
{
	/* ##### TODO: Implementation */
}



void
dk4pppt_app_set_gs_for_pattern_only(
	dk4_pppt_t		*pppt,
	int				 val,
	dk4_app_t		*app
)
{
	/* ##### TODO: Implementation */
}



void
dk4pppt_app_gsave(
	dk4_pppt_t			*pppt,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_grestore(
	dk4_pppt_t			*pppt,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_line_width(
	dk4_pppt_t		*pppt,
	double			 lw,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_line_style(
	dk4_pppt_t		*pppt,
	dk4_gra_ls_t	 ls,
	double			 sv,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_line_cap(
	dk4_pppt_t		*pppt,
	dk4_gra_lc_t	 lc,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_line_join(
	dk4_pppt_t		*pppt,
	dk4_gra_lj_t	 lj,
	double			 ml,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_fill_gray(
	dk4_pppt_t		*pppt,
	double			 g,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_fill_rgb(
	dk4_pppt_t		*pppt,
	double			 r,
	double			 g,
	double			 b,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_fill_cmyk(
	dk4_pppt_t		*pppt,
	double			 c,
	double			 m,
	double			 y,
	double			 k,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_stroke_gray(
	dk4_pppt_t		*pppt,
	double			 g,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_stroke_rgb(
	dk4_pppt_t		*pppt,
	double			 r,
	double			 g,
	double			 b,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_stroke_cmyk(
	dk4_pppt_t		*pppt,
	double			 c,
	double			 m,
	double			 y,
	double			 k,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_prepare_fill(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_prepare_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_prepare_fill_and_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



int
dk4pppt_app_can_fill_and_stroke(
	dk4_pppt_t	*pppt
)
{
	/* ##### TODO: Implementation */
}



void
dk4pppt_app_fill(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_fill_and_stroke(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_clip(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_pattern(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	dk4_gra_pattern_t	 pn,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_newpath_moveto(
	dk4_pppt_t	*pppt,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_lineto(
	dk4_pppt_t	*pppt,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_curveto(
	dk4_pppt_t	*pppt,
	double		 xc1,
	double		 yc1,
	double		 xc2,
	double		 yc2,
	double		 x,
	double		 y,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_closepath(
	dk4_pppt_t	*pppt,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_bif_fig_image(
	dk4_pppt_t		*pppt,
	double			 xl,
	double			 xr,
	double			 yb,
	double			 yt,
	dk4_bif_t		*bif,
	const dkChar	*fn,
	size_t			 fno,
	int				 pos,
	int				 ifl,
	dk4_bb_t		*bbptr,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_bif_image(
	dk4_pppt_t		*pppt,
	double			 xl,
	double			 xr,
	double			 yb,
	double			 yt,
	dk4_bif_t		*bif,
	const dkChar	*fn,
	size_t			 fno,
	int				 ifl,
	dk4_bb_t		*bbptr,
	int				*backptr,
	dk4_app_t		*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_image(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	const dkChar		*fn,
	size_t				 fno,
	dk4_cs_conv_ctx_t	*ctx,
	int					 ifl,
	dk4_bb_t			*bbptr,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_fig_image(
	dk4_pppt_t			*pppt,
	double				 xl,
	double				 xr,
	double				 yb,
	double				 yt,
	const dkChar		*fn,
	size_t				 fno,
	dk4_cs_conv_ctx_t	*ctx,
	int					 pos,
	int					 ifl,
	dk4_bb_t			*bbptr,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_circle(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 r,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_rectangle(
	dk4_pppt_t	*pppt,
	double		 xl,
	double		 xr,
	double		 yb,
	double		 yt,
	double		 r,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_arc(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 ra,
	double		 start,
	double		 end,
	int			 cl,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_ellipse(
	dk4_pppt_t	*pppt,
	double		 xc,
	double		 yc,
	double		 rx,
	double		 ry,
	double		 rot,
	dk4_bb_t	*bbptr,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_simple_text(
	dk4_pppt_t			*pppt,
	double				 x,
	double				 y,
	const dkChar		*txt,
	const char			*colspec,
	int					 ie,
	dk4_text_align_h_t	 ha,
	dk4_text_align_v_t	 va,
	int					 fno,
	double				 fsz,
	dk4_gra_tf_t		 fex,
	dk4_uc2l_t			*uc2l,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_special_text(
	dk4_pppt_t			*pppt,
	double				 x,
	double				 y,
	const char			*txt,
	const char			*colspec,
	dk4_text_align_h_t	 ha,
	dk4_text_align_v_t	 va,
	int					 fno,
	double				 fsz,
	dk4_gra_tf_t		 fex,
	int					*backptr,
	dk4_app_t			*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_set_eorule(
	dk4_pppt_t	*pppt,
	int			 val
)
{
	/* ##### TODO: Implementation */
}



void
dk4pppt_app_doc_font_size(
	dk4_pppt_t	*pppt,
	double		 fs,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



void
dk4pppt_app_doc_preamble_line(
	dk4_pppt_t	*pppt,
	const char	*line,
	int			 tp,
	int			*backptr,
	dk4_app_t	*app
)
{
	int		 back	= 0;
	/* ##### TODO: Implementation */
	dk4pppt_app_reset(backptr, back);
}



/* vim: set ai sw=4 ts=4 : */