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vul_psfile Class Reference

#include <vul_psfile.h>

List of all members.

Detailed Description

Write a PostScript file.

Definition at line 19 of file 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.

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_bounding_box ()
 Rewrite output bounding box parameters.
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

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.

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 (   )  [private]
 

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 (  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_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_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 95 of file vul_psfile.h.

float vul_psfile::bg_g [private]
 

Definition at line 95 of file vul_psfile.h.

float vul_psfile::bg_r [private]
 

Definition at line 95 of file vul_psfile.h.

int vul_psfile::box_height [private]
 

Definition at line 111 of file vul_psfile.h.

int vul_psfile::box_width [private]
 

Definition at line 111 of file vul_psfile.h.

bool vul_psfile::doneps [private]
 

Definition at line 108 of file vul_psfile.h.

bool vul_psfile::exist_image [private]
 

Definition at line 120 of file vul_psfile.h.

bool vul_psfile::exist_objs [private]
 

Definition at line 121 of file vul_psfile.h.

float vul_psfile::fg_b [private]
 

Definition at line 94 of file vul_psfile.h.

float vul_psfile::fg_g [private]
 

Definition at line 94 of file vul_psfile.h.

float vul_psfile::fg_r [private]
 

Definition at line 94 of file vul_psfile.h.

vcl_string vul_psfile::filename [private]
 

Definition at line 103 of file vul_psfile.h.

bool vul_psfile::graphics_prolog_exists [private]
 

Definition at line 119 of file vul_psfile.h.

vcl_streampos vul_psfile::header_pos [private]
 

Definition at line 117 of file vul_psfile.h.

int vul_psfile::height [private]
 

Definition at line 102 of file vul_psfile.h.

int vul_psfile::ih [private]
 

Definition at line 98 of file vul_psfile.h.

double vul_psfile::ihf [private]
 

Definition at line 99 of file vul_psfile.h.

int vul_psfile::iw [private]
 

Definition at line 98 of file vul_psfile.h.

double vul_psfile::iwf [private]
 

Definition at line 99 of file vul_psfile.h.

float vul_psfile::line_width_ [private]
 

Definition at line 96 of file vul_psfile.h.

int vul_psfile::max_x [private]
 

Definition at line 110 of file vul_psfile.h.

int vul_psfile::max_y [private]
 

Definition at line 110 of file vul_psfile.h.

int vul_psfile::min_x [private]
 

Definition at line 109 of file vul_psfile.h.

int vul_psfile::min_y [private]
 

Definition at line 109 of file vul_psfile.h.

vcl_ofstream vul_psfile::output_filestream [private]
 

Definition at line 92 of file vul_psfile.h.

int vul_psfile::ox [private]
 

Definition at line 98 of file vul_psfile.h.

int vul_psfile::oy [private]
 

Definition at line 98 of file vul_psfile.h.

double vul_psfile::pos_inx [private]
 

Definition at line 101 of file vul_psfile.h.

double vul_psfile::pos_iny [private]
 

Definition at line 101 of file vul_psfile.h.

paper_layout vul_psfile::printer_paper_layout [private]
 

Definition at line 106 of file vul_psfile.h.

paper_orientation vul_psfile::printer_paper_orientation [private]
 

Definition at line 105 of file vul_psfile.h.

paper_type vul_psfile::printer_paper_type [private]
 

Definition at line 104 of file vul_psfile.h.

double vul_psfile::psizex [private]
 

Definition at line 100 of file vul_psfile.h.

double vul_psfile::psizey [private]
 

Definition at line 100 of file vul_psfile.h.

int vul_psfile::reduction_factor [private]
 

Definition at line 107 of file vul_psfile.h.

float vul_psfile::scale_x [private]
 

Definition at line 97 of file vul_psfile.h.

float vul_psfile::scale_y [private]
 

Definition at line 97 of file vul_psfile.h.

vcl_streampos vul_psfile::sobj_t_pos [private]
 

Definition at line 116 of file vul_psfile.h.

vcl_streampos vul_psfile::translate_pos [private]
 

Definition at line 115 of file vul_psfile.h.

int vul_psfile::width [private]
 

Definition at line 102 of file vul_psfile.h.

The documentation for this class was generated from the following files:
Generated on Thu Jan 10 14:41:01 2008 for core/vul by  doxygen 1.4.4