kicad/common/common_plotPS_functions.cpp

550 lines
16 KiB
C++

/******************************************/
/* Kicad: Common plot Postscript Routines */
/******************************************/
#include "fctsys.h"
#include "trigo.h"
#include "wxstruct.h"
#include "base_struct.h"
#include "common.h"
#include "plot_common.h"
#include "macros.h"
#include "kicad_string.h"
/* Set the plot offset for the current plotting */
void PS_PLOTTER::set_viewport( wxPoint offset, double aScale, int orient )
{
wxASSERT( !output_file );
plot_orient_options = orient;
plot_offset = offset;
plot_scale = aScale;
device_scale = 1; /* PS references in decimals */
set_default_line_width( 100 ); /* default line width in 1/1000 inch */
}
/* Set the default line width (in 1/1000 inch) for the current plotting
*/
void PS_PLOTTER::set_default_line_width( int width )
{
default_pen_width = width; // line width in 1/1000 inch
current_pen_width = -1;
}
/* Set the current line width (in 1/1000 inch) for the next plot
*/
void PS_PLOTTER::set_current_line_width( int width )
{
wxASSERT( output_file );
int pen_width;
if( width >= 0 )
pen_width = width;
else
pen_width = default_pen_width;
if( pen_width != current_pen_width )
fprintf( output_file, "%g setlinewidth\n",
user_to_device_size( pen_width ) );
current_pen_width = pen_width;
}
/* Print the postscript set color command:
* r g b setrgbcolor,
* r, g, b = color values (= 0 .. 1.0 )
*
* color = color index in ColorRefs[]
*/
void PS_PLOTTER::set_color( int color )
{
wxASSERT( output_file );
/* Return at invalid color index */
if( color < 0 )
return;
if( color_mode )
{
if( negative_mode )
{
fprintf( output_file, "%.3g %.3g %.3g setrgbcolor\n",
(double) 1.0 - ColorRefs[color].m_Red / 255,
(double) 1.0 - ColorRefs[color].m_Green / 255,
(double) 1.0 - ColorRefs[color].m_Blue / 255 );
}
else
{
fprintf( output_file, "%.3g %.3g %.3g setrgbcolor\n",
(double) ColorRefs[color].m_Red / 255,
(double) ColorRefs[color].m_Green / 255,
(double) ColorRefs[color].m_Blue / 255 );
}
}
else
{
/* B/W Mode - Use BLACK or WHITE for all items
* note the 2 colors are used in B&W mode, mainly by Pcbnew to draw
* holes in white on pads in black
*/
int bwcolor = WHITE;
if( color != WHITE )
bwcolor = BLACK;
if( negative_mode )
fprintf( output_file, "%.3g %.3g %.3g setrgbcolor\n",
(double) 1.0 - ColorRefs[bwcolor].m_Red / 255,
(double) 1.0 - ColorRefs[bwcolor].m_Green / 255,
(double) 1.0 - ColorRefs[bwcolor].m_Blue / 255 );
else
fprintf( output_file, "%.3g %.3g %.3g setrgbcolor\n",
(double) ColorRefs[bwcolor].m_Red / 255,
(double) ColorRefs[bwcolor].m_Green / 255,
(double) ColorRefs[bwcolor].m_Blue / 255 );
}
}
void PS_PLOTTER::set_dash( bool dashed )
{
wxASSERT( output_file );
if( dashed )
fputs( "dashedline\n", stderr );
else
fputs( "solidline\n", stderr );
}
void PS_PLOTTER::rect( wxPoint p1, wxPoint p2, FILL_T fill, int width )
{
user_to_device_coordinates( p1 );
user_to_device_coordinates( p2 );
set_current_line_width( width );
fprintf( output_file, "%d %d %d %d rect%d\n", p1.x, p1.y,
p2.x - p1.x, p2.y - p1.y, fill );
}
void PS_PLOTTER::circle( wxPoint pos, int diametre, FILL_T fill, int width )
{
wxASSERT( output_file );
user_to_device_coordinates( pos );
double radius = user_to_device_size( diametre / 2.0 );
if( radius < 1 )
radius = 1;
set_current_line_width( width );
fprintf( output_file, "%d %d %g cir%d\n", pos.x, pos.y, radius, fill );
}
/* Plot an arc:
* StAngle, EndAngle = start and end arc in 0.1 degree
*/
void PS_PLOTTER::arc( wxPoint centre, int StAngle, int EndAngle, int radius,
FILL_T fill, int width )
{
wxASSERT( output_file );
if( radius <= 0 )
return;
set_current_line_width( width );
// Calculate start point.
user_to_device_coordinates( centre );
radius = wxRound( user_to_device_size( radius ) );
if( plot_orient_options == PLOT_MIROIR )
fprintf( output_file, "%d %d %d %g %g arc%d\n", centre.x, centre.y,
radius, (double) -EndAngle / 10, (double) -StAngle / 10,
fill );
else
fprintf( output_file, "%d %d %d %g %g arc%d\n", centre.x, centre.y,
radius, (double) StAngle / 10, (double) EndAngle / 10,
fill );
}
/** Function poly
* @brief Draw a polygon ( a filled polygon if fill == 1 ) in POSTSCRIPT format
* @param nb_segm = corner count
* @param coord = corner list (a corner uses 2 int = X coordinate followed by Y
* coordinate
* @param fill :if true : filled polygon
* @param width = line width
*/
void PS_PLOTTER::poly( int nb_segm, int* coord, FILL_T fill, int width )
{
wxASSERT( output_file );
wxPoint pos;
if( nb_segm <= 1 )
return;
set_current_line_width( width );
pos.x = coord[0];
pos.y = coord[1];
user_to_device_coordinates( pos );
fprintf( output_file, "newpath\n%d %d moveto\n", pos.x, pos.y );
for( int ii = 1; ii < nb_segm; ii++ )
{
pos.x = coord[2 * ii];
pos.y = coord[2 * ii + 1];
user_to_device_coordinates( pos );
fprintf( output_file, "%d %d lineto\n", pos.x, pos.y );
}
// Close path
fprintf( output_file, "poly%d\n", fill );
}
/* Routine to draw to a new position
*/
void PS_PLOTTER::pen_to( wxPoint pos, char plume )
{
wxASSERT( output_file );
if( plume == 'Z' )
{
if( pen_state != 'Z' )
{
fputs( "stroke\n", output_file );
pen_state = 'Z';
pen_lastpos.x = -1;
pen_lastpos.y = -1;
}
return;
}
user_to_device_coordinates( pos );
if( pen_state == 'Z' )
{
fputs( "newpath\n", output_file );
}
if( pen_state != plume || pos != pen_lastpos )
fprintf( output_file,
"%d %d %sto\n",
pos.x,
pos.y,
( plume=='D' ) ? "line" : "move" );
pen_state = plume;
pen_lastpos = pos;
}
/* The code within this function (and the CloseFilePS function)
* creates postscript files whose contents comply with Adobe's
* Document Structuring Convention, as documented by assorted
* details described within the following URLs:
*
* http://en.wikipedia.org/wiki/Document_Structuring_Conventions
* http://partners.adobe.com/public/developer/en/ps/5001.DSC_Spec.pdf
*
*
* BBox is the boundary box (position and size of the "client rectangle"
* for drawings (page - margins) in mils (0.001 inch)
*/
void PS_PLOTTER::start_plot( FILE* fout )
{
wxASSERT( !output_file );
wxString msg;
output_file = fout;
static const char* PSMacro[] =
{
"/line {\n",
" newpath\n",
" moveto\n",
" lineto\n",
" stroke\n",
"} bind def\n",
"/cir0 { newpath 0 360 arc stroke } bind def\n",
"/cir1 { newpath 0 360 arc gsave fill grestore stroke } bind def\n",
"/cir2 { newpath 0 360 arc gsave fill grestore stroke } bind def\n",
"/arc0 { newpath arc stroke } bind def\n",
"/arc1 { newpath 4 index 4 index moveto arc closepath gsave fill ",
"grestore stroke } bind def\n",
"/arc2 { newpath 4 index 4 index moveto arc closepath gsave fill ",
"grestore stroke } bind def\n",
"/poly0 { stroke } bind def\n",
"/poly1 { closepath gsave fill grestore stroke } bind def\n",
"/poly2 { closepath gsave fill grestore stroke } bind def\n",
"/rect0 { rectstroke } bind def\n",
"/rect1 { rectfill } bind def\n",
"/rect2 { rectfill } bind def\n",
"/linemode0 { 0 setlinecap 0 setlinejoin 0 setlinewidth } bind def\n",
"/linemode1 { 1 setlinecap 1 setlinejoin } bind def\n",
"/dashedline { [50 50] 0 setdash } bind def\n",
"/solidline { [] 0 setdash } bind def\n",
"gsave\n",
"0.0072 0.0072 scale\n", // Configure postscript for decimals.
"linemode1\n",
NULL
};
const double DECIMIL_TO_INCH = 0.0001;
time_t time1970 = time( NULL );
fputs( "%!PS-Adobe-3.0\n", output_file ); // Print header
fprintf( output_file, "%%%%Creator: %s\n", CONV_TO_UTF8( creator ) );
// A "newline" character ("\n") is not included in the following string,
// because it is provided by the ctime() function.
fprintf( output_file, "%%%%CreationDate: %s", ctime( &time1970 ) );
fprintf( output_file, "%%%%Title: %s\n", CONV_TO_UTF8( filename ) );
fprintf( output_file, "%%%%Pages: 1\n" );
fprintf( output_file, "%%%%PageOrder: Ascend\n" );
// Print boundary box in 1/72 pixels per inch, box is in decimals
const double CONV_SCALE = DECIMIL_TO_INCH * 72;
// The coordinates of the lower left corner of the boundary
// box need to be "rounded down", but the coordinates of its
// upper right corner need to be "rounded up" instead.
fprintf( output_file, "%%%%BoundingBox: 0 0 %d %d\n",
(int) ceil( paper_size.y * CONV_SCALE ),
(int) ceil( paper_size.x * CONV_SCALE ) );
// Specify the size of the sheet and the name associated with that size.
// (If the "User size" option has been selected for the sheet size,
// identify the sheet size as "Custom" (rather than as "User"), but
// otherwise use the name assigned by KiCad for each sheet size.)
//
// (The Document Structuring Convention also supports sheet weight,
// sheet color, and sheet type properties being specified within a
// %%DocumentMedia comment, but they are not being specified here;
// a zero and two null strings are subsequently provided instead.)
//
// (NOTE: m_Size.y is *supposed* to be listed before m_Size.x;
// the order in which they are specified is not wrong!)
// Also note sheet->m_Size is given in mils, not in decimals and must be
// sheet->m_Size * 10 in decimals
if( sheet->m_Name.Cmp( wxT( "User" ) ) == 0 )
fprintf( output_file, "%%%%DocumentMedia: Custom %d %d 0 () ()\n",
wxRound( sheet->m_Size.y * CONV_SCALE ),
wxRound( sheet->m_Size.x * CONV_SCALE ) );
else // ( if sheet->m_Name does not equal "User" )
fprintf( output_file, "%%%%DocumentMedia: %s %d %d 0 () ()\n",
CONV_TO_UTF8( sheet->m_Name ),
wxRound( sheet->m_Size.y * 10 * CONV_SCALE ),
wxRound( sheet->m_Size.x * 10 * CONV_SCALE ) );
fprintf( output_file, "%%%%Orientation: Landscape\n" );
fprintf( output_file, "%%%%EndComments\n" );
// Now specify various other details.
// The following string has been specified here (rather than within
// PSMacro[]) to highlight that it has been provided to ensure that the
// contents of the postscript file comply with the details specified
// within the Document Structuring Convention.
fprintf( output_file, "%%%%Page: 1 1\n" );
for( int ii = 0; PSMacro[ii] != NULL; ii++ )
{
fputs( PSMacro[ii], output_file );
}
// (If support for creating postscript files with a portrait orientation
// is ever provided, determine whether it would be necessary to provide
// an "else" command and then an appropriate "sprintf" command here.)
fprintf( output_file, "%d 0 translate 90 rotate\n", paper_size.y );
// Apply the scale adjustments
if( plot_scale_adjX != 1.0 || plot_scale_adjY != 1.0 )
fprintf( output_file, "%g %g scale\n",
plot_scale_adjX, plot_scale_adjY );
// Set default line width ( g_Plot_DefaultPenWidth is in user units )
fprintf( output_file, "%g setlinewidth\n",
user_to_device_size( default_pen_width ) );
}
void PS_PLOTTER::end_plot()
{
wxASSERT( output_file );
fputs( "showpage\ngrestore\n%%EOF\n", output_file );
fclose( output_file );
output_file = 0;
}
/* Plot oval pad:
* pos - Position of pad.
* Dimensions dx, dy,
* Orient Orient
* The shape is drawn as a segment
*/
void PS_PLOTTER::flash_pad_oval( wxPoint pos, wxSize size, int orient,
GRTraceMode modetrace )
{
wxASSERT( output_file );
int x0, y0, x1, y1, delta;
// The pad is reduced to an oval by dy > dx
if( size.x > size.y )
{
EXCHG( size.x, size.y );
orient += 900;
if( orient >= 3600 )
orient -= 3600;
}
delta = size.y - size.x;
x0 = 0;
y0 = -delta / 2;
x1 = 0;
y1 = delta / 2;
RotatePoint( &x0, &y0, orient );
RotatePoint( &x1, &y1, orient );
if( modetrace == FILLED )
thick_segment( wxPoint( pos.x + x0, pos.y + y0 ),
wxPoint( pos.x + x1, pos.y + y1 ), size.x, modetrace );
else
sketch_oval( pos, size, orient, -1 );
}
/* Plot round pad or via.
*/
void PS_PLOTTER::flash_pad_circle( wxPoint pos, int diametre,
GRTraceMode modetrace )
{
wxASSERT( output_file );
if( modetrace == FILLED )
{
set_current_line_width( 0 );
circle( pos, diametre, FILLED_SHAPE );
}
else
{
set_current_line_width( -1 );
int w = current_pen_width;
circle( pos, diametre - 2 * w, NO_FILL );
}
}
/* Plot rectangular pad in any orientation.
*/
void PS_PLOTTER::flash_pad_rect( wxPoint pos, wxSize size,
int orient, GRTraceMode trace_mode )
{
wxASSERT( output_file );
set_current_line_width( -1 );
int w = current_pen_width;
size.x -= w;
if( size.x < 1 )
size.x = 1;
size.y -= w;
if( size.y < 1 )
size.y = 1;
int dx = size.x / 2;
int dy = size.y / 2;
int coord[10] =
{
pos.x - dx, pos.y + dy,
pos.x - dx, pos.y - dy,
pos.x + dx, pos.y - dy,
pos.x + dx, pos.y + dy,
0, 0
};
for( int ii = 0; ii < 4; ii++ )
{
RotatePoint( &coord[ii * 2], &coord[ii * 2 + 1], pos.x, pos.y, orient );
}
coord[8] = coord[0];
coord[9] = coord[1];
poly( 5, coord, ( trace_mode == FILLED ) ? FILLED_SHAPE : NO_FILL );
}
/* Plot trapezoidal pad.
* Pos is pad center
* Dimensions size.x and size.y
* Changes delta.x and delta.y (1 of at least two must be zero)
* Orientation east to 0.1 degrees
* Plot mode (FILLED, SKETCH, WIRED)
*
* The evidence is that a trapezoid, ie that delta.x or delta.y = 0.
*
* The rating of the vertexes are (vis a vis the plotter)
*
* " 0 ------------- 3 "
* " . . "
* " . O . "
* " . . "
* " 1 ---- 2 "
*
*
* Example delta.y > 0, delta.x = 0
* " 1 ---- 2 "
* " . . "
* " . O . "
* " . . "
* " 0 ------------- 3 "
*
*
* Example delta.y = 0, delta.x > 0
* " 0 "
* " . . "
* " . . "
* " . 3 "
* " . . "
* " . O . "
* " . . "
* " . 2 "
* " . . "
* " . . "
* " 1 "
*/
void PS_PLOTTER::flash_pad_trapez( wxPoint centre, wxSize size, wxSize delta,
int orient, GRTraceMode modetrace )
{
wxASSERT( output_file );
set_current_line_width( -1 );
int w = current_pen_width;
int dx, dy;
int ddx, ddy;
dx = ( size.x - w ) / 2;
dy = ( size.y - w ) / 2;
ddx = delta.x / 2;
ddy = delta.y / 2;
int coord[10] =
{
-dx - ddy, +dy + ddx,
-dx + ddy, -dy - ddx,
+dx - ddy, -dy + ddx,
+dx + ddy, +dy - ddx,
0, 0
};
for( int ii = 0; ii < 4; ii++ )
{
RotatePoint( &coord[ii * 2], &coord[ii * 2 + 1], orient );
coord[ii * 2] += centre.x;
coord[ii * 2 + 1] += centre.y;
}
coord[8] = coord[0];
coord[9] = coord[1];
poly( 5, coord, ( modetrace == FILLED ) ? FILLED_SHAPE : NO_FILL );
}