Write a PostScript file. More...

#include <vul_psfile.h>

Public Types
enum	paper_type { US_NORMAL, A4, B5, A3, US_LEGAL, ELEVEN_BY_SEVENTEEN, FOUR_BY_FIVE, THIRTY_FIVE_mm }
enum	paper_orientation { PORTRAIT, LANDSCAPE }
enum	paper_layout { CENTER, MAX }
Public Member Functions
	vul_psfile (char const *filename, bool debug_output=false)
	Default constructor.
	~vul_psfile ()
	Destructor.
	operator bool ()
void	set_paper_type (vul_psfile::paper_type type)
void	set_paper_layout (vul_psfile::paper_layout layout)
void	set_paper_orientation (vul_psfile::paper_orientation o)
void	set_reduction_factor (int rf)
void	set_scale_x (float sx)
	set the horizontal scaling (in percent); no scaling is 100.
void	set_scale_y (float sy)
	set the vertical scaling (in percent); no scaling is 100.
void	set_fg_color (float r, float g, float b)
void	set_bg_color (float r, float g, float b)
void	set_line_width (float f_width)
float	line_width () const
void	print_greyscale_image (unsigned char *data, int sizex, int sizey)
	Write 8 bit grey scale image.
void	print_color_image (unsigned char *data, int sizex, int sizey)
	Write 24 bit colour image.
void	line (float x1, float y1, float x2, float y2)
	Add a line between the given points to the Postscript file.
void	point (float x, float y, float point_size=0)
	Add a point at the given coordinates to the Postscript file.
void	ellipse (float x, float y, float a_axis, float b_axis, int angle=0)
	Add an ellipse to the Postscript file.
void	circle (float x, float y, float radius)
	Add a circle with the given centre point and radius to the Postscript file.
void	reset_bounding_box ()
	Rewrite output bounding box parameters.
Protected Member Functions
void	set_min_max_xy (float x, float y)
	Set Bounding Box Min and Max x, y.
void	set_min_max_xy (int x, int y)
	Set Bounding Box Min and Max x, y.
bool	set_parameters (int sizex, int sizey)
	Set ox, oy , iw, ih, iwf, ihf parameters for PostScript file use.
void	postscript_header ()
	PostScript file header. Automatically called by the constructor.
void	graphic_header ()
	Set graphic coordinate (translate and rotate to local coordinate).
void	sobj_rgb_params (char const *str, bool filled)
	Utility program used in point(), line(), ellipse() and circle().
void	print_graphics_prolog ()
	the defined procedure for PostScript script use.
Private Member Functions
void	compute_bounding_box ()
	Recalculate bounding box and scale x and y (if necessary).
void	reset_postscript_header ()
	Reset PostScript header file.
void	image_translate_and_scale ()
	Set Image translate and scale.
void	object_translate_and_scale ()
	Set object translate and scale.
void	done ()
Private Attributes
vcl_ofstream	output_filestream
float	fg_r
float	fg_g
float	fg_b
float	bg_r
float	bg_g
float	bg_b
float	line_width_
float	scale_x
float	scale_y
int	ox
int	oy
int	iw
int	ih
double	iwf
double	ihf
double	psizex
double	psizey
double	pos_inx
double	pos_iny
int	width
int	height
vcl_string	filename
paper_type	printer_paper_type
paper_orientation	printer_paper_orientation
paper_layout	printer_paper_layout
int	reduction_factor
bool	doneps
int	min_x
int	min_y
int	max_x
int	max_y
int	box_width
int	box_height
vcl_streampos	translate_pos
vcl_streampos	sobj_t_pos
vcl_streampos	header_pos
bool	graphics_prolog_exists
bool	exist_image
bool	exist_objs

Detailed Description

Write a PostScript file.

Definition at line 19 of file vul_psfile.h.

Member Enumeration Documentation

enum vul_psfile::paper_layout

Enumerator:

CENTER
MAX

Definition at line 34 of file vul_psfile.h.

enum vul_psfile::paper_orientation

Enumerator:

PORTRAIT
LANDSCAPE

Definition at line 31 of file vul_psfile.h.

enum vul_psfile::paper_type

Enumerator:

US_NORMAL
A4
B5
A3
US_LEGAL
ELEVEN_BY_SEVENTEEN
FOUR_BY_FIVE
THIRTY_FIVE_mm

Definition at line 22 of file vul_psfile.h.

Constructor & Destructor Documentation

vul_psfile::vul_psfile	(	char const *	filename,
		bool	debug_output = `false`
	)

Default constructor.

Definition at line 51 of file vul_psfile.cxx.

vul_psfile::~vul_psfile ( )

Destructor.

Definition at line 85 of file vul_psfile.cxx.

Member Function Documentation

void vul_psfile::circle	(	float	x,
		float	y,
		float	radius
	)

Add a circle with the given centre point and radius to the Postscript file.

Definition at line 640 of file vul_psfile.cxx.

void vul_psfile::compute_bounding_box ( ) [private]

Recalculate bounding box and scale x and y (if necessary).

Definition at line 122 of file vul_psfile.cxx.

void vul_psfile::done ( ) [private]

Definition at line 1000 of file vul_psfile.cxx.

void vul_psfile::ellipse	(	float	x,
		float	y,
		float	a_axis,
		float	b_axis,
		int	angle = `0`
	)

Add an ellipse to the Postscript file.

Definition at line 614 of file vul_psfile.cxx.

void vul_psfile::graphic_header ( ) [protected]

Set graphic coordinate (translate and rotate to local coordinate).

Definition at line 464 of file vul_psfile.cxx.

void vul_psfile::image_translate_and_scale ( ) [private]

Set Image translate and scale.

Definition at line 479 of file vul_psfile.cxx.

void vul_psfile::line	(	float	x1,
		float	y1,
		float	x2,
		float	y2
	)

Add a line between the given points to the Postscript file.

Definition at line 584 of file vul_psfile.cxx.

float vul_psfile::line_width ( ) const [inline]

Definition at line 53 of file vul_psfile.h.

void vul_psfile::object_translate_and_scale ( ) [private]

Set object translate and scale.

Definition at line 499 of file vul_psfile.cxx.

vul_psfile::operator bool ( ) [inline]

Definition at line 40 of file vul_psfile.h.

void vul_psfile::point	(	float	x,
		float	y,
		float	point_size = `0`
	)

Add a point at the given coordinates to the Postscript file.

Definition at line 600 of file vul_psfile.cxx.

void vul_psfile::postscript_header ( ) [protected]

PostScript file header. Automatically called by the constructor.

PostScript file header.

Definition at line 533 of file vul_psfile.cxx.

void vul_psfile::print_color_image	(	unsigned char *	data,
		int	sizex,
		int	sizey
	)

Write 24 bit colour image.

Definition at line 311 of file vul_psfile.cxx.

void vul_psfile::print_graphics_prolog ( ) [protected]

the defined procedure for PostScript script use.

Definition at line 657 of file vul_psfile.cxx.

void vul_psfile::print_greyscale_image	(	unsigned char *	data,
		int	sizex,
		int	sizey
	)

Write 8 bit grey scale image.

Definition at line 222 of file vul_psfile.cxx.

void vul_psfile::reset_bounding_box ( )

Rewrite output bounding box parameters.

Definition at line 96 of file vul_psfile.cxx.

void vul_psfile::reset_postscript_header ( ) [private]

Reset PostScript header file.

Definition at line 552 of file vul_psfile.cxx.

void vul_psfile::set_bg_color	(	float	r,
		float	g,
		float	b
	)		`[inline]`

Definition at line 51 of file vul_psfile.h.

void vul_psfile::set_fg_color	(	float	r,
		float	g,
		float	b
	)		`[inline]`

Definition at line 50 of file vul_psfile.h.

void vul_psfile::set_line_width ( float f_width ) [inline]

Definition at line 52 of file vul_psfile.h.

void vul_psfile::set_min_max_xy	(	float	x,
		float	y
	)		`[protected]`

Set Bounding Box Min and Max x, y.

Definition at line 200 of file vul_psfile.cxx.

void vul_psfile::set_min_max_xy	(	int	x,
		int	y
	)		`[protected]`

Set Bounding Box Min and Max x, y.

Definition at line 212 of file vul_psfile.cxx.

void vul_psfile::set_paper_layout ( vul_psfile::paper_layout layout ) [inline]

Definition at line 43 of file vul_psfile.h.

void vul_psfile::set_paper_orientation ( vul_psfile::paper_orientation o ) [inline]

Definition at line 44 of file vul_psfile.h.

void vul_psfile::set_paper_type ( vul_psfile::paper_type type ) [inline]

Definition at line 42 of file vul_psfile.h.

bool vul_psfile::set_parameters	(	int	sizex,
		int	sizey
	)		`[protected]`

Set ox, oy , iw, ih, iwf, ihf parameters for PostScript file use.

Definition at line 517 of file vul_psfile.cxx.

void vul_psfile::set_reduction_factor ( int rf ) [inline]

Definition at line 45 of file vul_psfile.h.

void vul_psfile::set_scale_x ( float sx ) [inline]

set the horizontal scaling (in percent); no scaling is 100.

Definition at line 47 of file vul_psfile.h.

void vul_psfile::set_scale_y ( float sy ) [inline]

set the vertical scaling (in percent); no scaling is 100.

Definition at line 49 of file vul_psfile.h.

void vul_psfile::sobj_rgb_params	(	char const *	str,
		bool	filled
	)		`[protected]`

Utility program used in point(), line(), ellipse() and circle().

Definition at line 571 of file vul_psfile.cxx.

Member Data Documentation

float vul_psfile::bg_b [private]

Definition at line 97 of file vul_psfile.h.

float vul_psfile::bg_g [private]

Definition at line 97 of file vul_psfile.h.

float vul_psfile::bg_r [private]

Definition at line 97 of file vul_psfile.h.

int vul_psfile::box_height [private]

Definition at line 113 of file vul_psfile.h.

int vul_psfile::box_width [private]

Definition at line 113 of file vul_psfile.h.

bool vul_psfile::doneps [private]

Definition at line 110 of file vul_psfile.h.

bool vul_psfile::exist_image [private]

Definition at line 122 of file vul_psfile.h.

bool vul_psfile::exist_objs [private]

Definition at line 123 of file vul_psfile.h.

float vul_psfile::fg_b [private]

Definition at line 96 of file vul_psfile.h.

float vul_psfile::fg_g [private]

Definition at line 96 of file vul_psfile.h.

float vul_psfile::fg_r [private]

Definition at line 96 of file vul_psfile.h.

vcl_string vul_psfile::filename [private]

Definition at line 105 of file vul_psfile.h.

bool vul_psfile::graphics_prolog_exists [private]

Definition at line 121 of file vul_psfile.h.

vcl_streampos vul_psfile::header_pos [private]

Definition at line 119 of file vul_psfile.h.

int vul_psfile::height [private]

Definition at line 104 of file vul_psfile.h.

int vul_psfile::ih [private]

Definition at line 100 of file vul_psfile.h.

double vul_psfile::ihf [private]

Definition at line 101 of file vul_psfile.h.

int vul_psfile::iw [private]

Definition at line 100 of file vul_psfile.h.

double vul_psfile::iwf [private]

Definition at line 101 of file vul_psfile.h.

float vul_psfile::line_width_ [private]

Definition at line 98 of file vul_psfile.h.

int vul_psfile::max_x [private]

Definition at line 112 of file vul_psfile.h.

int vul_psfile::max_y [private]

Definition at line 112 of file vul_psfile.h.

int vul_psfile::min_x [private]

Definition at line 111 of file vul_psfile.h.

int vul_psfile::min_y [private]

Definition at line 111 of file vul_psfile.h.

vcl_ofstream vul_psfile::output_filestream [private]

Definition at line 94 of file vul_psfile.h.

int vul_psfile::ox [private]

Definition at line 100 of file vul_psfile.h.

int vul_psfile::oy [private]

Definition at line 100 of file vul_psfile.h.

double vul_psfile::pos_inx [private]

Definition at line 103 of file vul_psfile.h.

double vul_psfile::pos_iny [private]

Definition at line 103 of file vul_psfile.h.

paper_layout vul_psfile::printer_paper_layout [private]

Definition at line 108 of file vul_psfile.h.

paper_orientation vul_psfile::printer_paper_orientation [private]

Definition at line 107 of file vul_psfile.h.

paper_type vul_psfile::printer_paper_type [private]

Definition at line 106 of file vul_psfile.h.

double vul_psfile::psizex [private]

Definition at line 102 of file vul_psfile.h.

double vul_psfile::psizey [private]

Definition at line 102 of file vul_psfile.h.

int vul_psfile::reduction_factor [private]

Definition at line 109 of file vul_psfile.h.

float vul_psfile::scale_x [private]

Definition at line 99 of file vul_psfile.h.

float vul_psfile::scale_y [private]

Definition at line 99 of file vul_psfile.h.

vcl_streampos vul_psfile::sobj_t_pos [private]

Definition at line 118 of file vul_psfile.h.

vcl_streampos vul_psfile::translate_pos [private]

Definition at line 117 of file vul_psfile.h.

int vul_psfile::width [private]

Definition at line 104 of file vul_psfile.h.

The documentation for this class was generated from the following files:

core/vul/vul_psfile.h
core/vul/vul_psfile.cxx

Public Types

Public Member Functions

Protected Member Functions

Private Member Functions

Private Attributes

Detailed Description

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation