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kicad/common/common_plotPS_functions.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2016 KiCad Developers, see CHANGELOG.TXT for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file common_plotPS_functions.cpp
* @brief 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>
#include <convert_basic_shapes_to_polygon.h>
/* Forward declaration of the font width metrics
(yes extern! this is the way to forward declare variables */
extern const double hv_widths[256];
extern const double hvb_widths[256];
extern const double hvo_widths[256];
extern const double hvbo_widths[256];
const double PSLIKE_PLOTTER::postscriptTextAscent = 0.718;
// Common routines for Postscript-like plotting engines
void PSLIKE_PLOTTER::SetDefaultLineWidth( int width )
{
defaultPenWidth = width;
currentPenWidth = -1;
}
void PSLIKE_PLOTTER::SetColor( COLOR4D color )
{
if( colorMode )
{
if( negativeMode )
emitSetRGBColor( 1 - color.r, 1 - color.g, 1 - color.b );
else
emitSetRGBColor( color.r, color.g, color.b );
}
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
*/
double k = 1; // White
if( color != COLOR4D::WHITE )
k = 0;
if( negativeMode )
emitSetRGBColor( 1 - k, 1 - k, 1 - k );
else
emitSetRGBColor( k, k, k );
}
}
void PSLIKE_PLOTTER::FlashPadOval( const wxPoint& aPadPos, const wxSize& aSize,
double aPadOrient, EDA_DRAW_MODE_T aTraceMode, void* aData )
{
wxASSERT( outputFile );
int x0, y0, x1, y1, delta;
wxSize size( aSize );
// The pad is reduced to an oval by dy > dx
if( size.x > size.y )
{
std::swap( size.x, size.y );
aPadOrient = AddAngles( aPadOrient, 900 );
}
delta = size.y - size.x;
x0 = 0;
y0 = -delta / 2;
x1 = 0;
y1 = delta / 2;
RotatePoint( &x0, &y0, aPadOrient );
RotatePoint( &x1, &y1, aPadOrient );
if( aTraceMode == FILLED )
ThickSegment( wxPoint( aPadPos.x + x0, aPadPos.y + y0 ),
wxPoint( aPadPos.x + x1, aPadPos.y + y1 ), size.x, aTraceMode, NULL );
else
sketchOval( aPadPos, size, aPadOrient, -1 );
}
void PSLIKE_PLOTTER::FlashPadCircle( const wxPoint& aPadPos, int aDiameter,
EDA_DRAW_MODE_T aTraceMode, void* aData )
{
if( aTraceMode == FILLED )
Circle( aPadPos, aDiameter, FILLED_SHAPE, 0 );
else // Plot a ring:
{
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
int linewidth = GetCurrentLineWidth();
// avoid aDiameter <= 1 )
if( linewidth > aDiameter-2 )
linewidth = aDiameter-2;
Circle( aPadPos, aDiameter - linewidth, NO_FILL, linewidth );
}
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
}
void PSLIKE_PLOTTER::FlashPadRect( const wxPoint& aPadPos, const wxSize& aSize,
double aPadOrient, EDA_DRAW_MODE_T aTraceMode, void* aData )
{
static std::vector< wxPoint > cornerList;
wxSize size( aSize );
cornerList.clear();
if( aTraceMode == FILLED )
SetCurrentLineWidth( 0 );
else
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
size.x -= GetCurrentLineWidth();
size.y -= GetCurrentLineWidth();
if( size.x < 1 )
size.x = 1;
if( size.y < 1 )
size.y = 1;
int dx = size.x / 2;
int dy = size.y / 2;
wxPoint corner;
corner.x = aPadPos.x - dx;
corner.y = aPadPos.y + dy;
cornerList.push_back( corner );
corner.x = aPadPos.x - dx;
corner.y = aPadPos.y - dy;
cornerList.push_back( corner );
corner.x = aPadPos.x + dx;
corner.y = aPadPos.y - dy;
cornerList.push_back( corner );
corner.x = aPadPos.x + dx;
corner.y = aPadPos.y + dy,
cornerList.push_back( corner );
for( unsigned ii = 0; ii < cornerList.size(); ii++ )
{
RotatePoint( &cornerList[ii], aPadPos, aPadOrient );
}
cornerList.push_back( cornerList[0] );
PlotPoly( cornerList, ( aTraceMode == FILLED ) ? FILLED_SHAPE : NO_FILL,
GetCurrentLineWidth() );
}
void PSLIKE_PLOTTER::FlashPadRoundRect( const wxPoint& aPadPos, const wxSize& aSize,
int aCornerRadius, double aOrient,
EDA_DRAW_MODE_T aTraceMode, void* aData )
{
wxSize size( aSize );
if( aTraceMode == FILLED )
SetCurrentLineWidth( 0 );
else
{
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
size.x -= GetCurrentLineWidth();
size.y -= GetCurrentLineWidth();
aCornerRadius -= GetCurrentLineWidth()/2;
}
SHAPE_POLY_SET outline;
const int segmentToCircleCount = 64;
TransformRoundRectToPolygon( outline, aPadPos, size, aOrient,
aCornerRadius, segmentToCircleCount );
std::vector< wxPoint > cornerList;
cornerList.reserve( segmentToCircleCount + 5 );
// TransformRoundRectToPolygon creates only one convex polygon
SHAPE_LINE_CHAIN& poly = outline.Outline( 0 );
for( int ii = 0; ii < poly.PointCount(); ++ii )
cornerList.push_back( wxPoint( poly.Point( ii ).x, poly.Point( ii ).y ) );
// Close polygon
cornerList.push_back( cornerList[0] );
PlotPoly( cornerList, ( aTraceMode == FILLED ) ? FILLED_SHAPE : NO_FILL,
GetCurrentLineWidth() );
}
void PSLIKE_PLOTTER::FlashPadCustom( const wxPoint& aPadPos, const wxSize& aSize,
SHAPE_POLY_SET* aPolygons,
EDA_DRAW_MODE_T aTraceMode, void* aData )
{
wxSize size( aSize );
if( aTraceMode == FILLED )
SetCurrentLineWidth( 0 );
else
{
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
size.x -= GetCurrentLineWidth();
size.y -= GetCurrentLineWidth();
}
std::vector< wxPoint > cornerList;
for( int cnt = 0; cnt < aPolygons->OutlineCount(); ++cnt )
{
SHAPE_LINE_CHAIN& poly = aPolygons->Outline( cnt );
cornerList.clear();
for( int ii = 0; ii < poly.PointCount(); ++ii )
cornerList.push_back( wxPoint( poly.Point( ii ).x, poly.Point( ii ).y ) );
// Close polygon
cornerList.push_back( cornerList[0] );
PlotPoly( cornerList, ( aTraceMode == FILLED ) ? FILLED_SHAPE : NO_FILL,
GetCurrentLineWidth() );
}
}
void PSLIKE_PLOTTER::FlashPadTrapez( const wxPoint& aPadPos, const wxPoint *aCorners,
double aPadOrient, EDA_DRAW_MODE_T aTraceMode, void* aData )
{
static std::vector< wxPoint > cornerList;
cornerList.clear();
for( int ii = 0; ii < 4; ii++ )
cornerList.push_back( aCorners[ii] );
if( aTraceMode == FILLED )
{
SetCurrentLineWidth( 0 );
}
else
{
SetCurrentLineWidth( USE_DEFAULT_LINE_WIDTH );
int w = GetCurrentLineWidth();
// offset polygon by w
// coord[0] is assumed the lower left
// coord[1] is assumed the upper left
// coord[2] is assumed the upper right
// coord[3] is assumed the lower right
/* Trace the outline. */
cornerList[0].x += w;
cornerList[0].y -= w;
cornerList[1].x += w;
cornerList[1].y += w;
cornerList[2].x -= w;
cornerList[2].y += w;
cornerList[3].x -= w;
cornerList[3].y -= w;
}
for( int ii = 0; ii < 4; ii++ )
{
RotatePoint( &cornerList[ii], aPadOrient );
cornerList[ii] += aPadPos;
}
cornerList.push_back( cornerList[0] );
PlotPoly( cornerList, ( aTraceMode == FILLED ) ? FILLED_SHAPE : NO_FILL,
GetCurrentLineWidth() );
}
/**
* Write on a stream a string escaped for postscript/PDF
*/
void PSLIKE_PLOTTER::fputsPostscriptString(FILE *fout, const wxString& txt)
{
putc( '(', fout );
for( unsigned i = 0; i < txt.length(); i++ )
{
// Lazyness made me use stdio buffering yet another time...
wchar_t ch = txt[i];
if( ch < 256 )
{
switch (ch)
{
// The ~ shouldn't reach the outside
case '~':
break;
// These characters must be escaped
case '(':
case ')':
case '\\':
putc( '\\', fout );
// FALLTHRU
default:
putc( ch, fout );
break;
}
}
}
putc( ')', fout );
}
/**
* Sister function for the GraphicTextWidth in drawtxt.cpp
* Does the same processing (i.e. calculates a text string width) but
* using postscript metrics for the Helvetica font (optionally used for
* PS and PDF plotting
*/
int PSLIKE_PLOTTER::returnPostscriptTextWidth( const wxString& aText, int aXSize,
bool aItalic, bool aBold )
{
const double *width_table = aBold ? ( aItalic ? hvbo_widths : hvb_widths )
: ( aItalic ? hvo_widths : hv_widths );
double tally = 0;
for( unsigned i = 0; i < aText.length(); i++ )
{
wchar_t AsciiCode = aText[i];
// Skip the negation marks and untabled points
if( AsciiCode != '~' && AsciiCode < 256 )
{
tally += width_table[AsciiCode];
}
}
// Widths are proportional to height, but height is enlarged by a
// scaling factor
return KiROUND( aXSize * tally / postscriptTextAscent );
}
/**
* Computes the x coordinates for the overlining in a string of text.
* Fills the passed vector with couples of (start, stop) values to be
* used in the text coordinate system (use computeTextParameters to
* obtain the parameters to estabilish such a system)
*/
void PSLIKE_PLOTTER::postscriptOverlinePositions( const wxString& aText, int aXSize,
bool aItalic, bool aBold,
std::vector<int> *pos_pairs )
{
/* XXX This function is *too* similar to returnPostscriptTextWidth.
Consider merging them... */
const double *width_table = aBold ? ( aItalic ? hvbo_widths : hvb_widths )
: ( aItalic ? hvo_widths : hv_widths );
double tally = 0;
for( unsigned i = 0; i < aText.length(); i++ )
{
wchar_t AsciiCode = aText[i];
// Skip the negation marks and untabled points
if( AsciiCode != '~' && AsciiCode < 256 )
{
tally += width_table[AsciiCode];
}
else
{
if( AsciiCode == '~' )
pos_pairs->push_back( KiROUND( aXSize * tally / postscriptTextAscent ) );
}
}
// Special rule: we have to complete the last bar if the ~ aren't matched
if( pos_pairs->size() % 2 == 1 )
pos_pairs->push_back( KiROUND( aXSize * tally / postscriptTextAscent ) );
}
void PS_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
wxASSERT( !outputFile );
m_plotMirror = aMirror;
plotOffset = aOffset;
plotScale = aScale;
m_IUsPerDecimil = aIusPerDecimil;
iuPerDeviceUnit = 1.0 / aIusPerDecimil;
/* Compute the paper size in IUs */
paperSize = pageInfo.GetSizeMils();
paperSize.x *= 10.0 * aIusPerDecimil;
paperSize.y *= 10.0 * aIusPerDecimil;
SetDefaultLineWidth( 100 * aIusPerDecimil ); // arbitrary default
}
/** This is the core for postscript/PDF text alignment
* It computes the transformation matrix to generate a user space
* system aligned with the text. Even the PS uses the concat
* operator to simplify PDF generation (concat is everything PDF
* has to modify the CTM. Lots of parameters, both in and out.
*/
void PSLIKE_PLOTTER::computeTextParameters( const wxPoint& aPos,
const wxString& aText,
int aOrient,
const wxSize& aSize,
bool aMirror,
enum EDA_TEXT_HJUSTIFY_T aH_justify,
enum EDA_TEXT_VJUSTIFY_T aV_justify,
int aWidth,
bool aItalic,
bool aBold,
double *wideningFactor,
double *ctm_a,
double *ctm_b,
double *ctm_c,
double *ctm_d,
double *ctm_e,
double *ctm_f,
double *heightFactor )
{
// Compute the starting position (compensated for alignment)
wxPoint start_pos = aPos;
// This is an approximation of the text bounds (in IUs)
int tw = returnPostscriptTextWidth( aText, aSize.x, aItalic, aWidth );
int th = aSize.y;
int dx, dy;
switch( aH_justify )
{
case GR_TEXT_HJUSTIFY_CENTER:
dx = -tw / 2;
break;
case GR_TEXT_HJUSTIFY_RIGHT:
dx = -tw;
break;
case GR_TEXT_HJUSTIFY_LEFT:
dx = 0;
break;
}
switch( aV_justify )
{
case GR_TEXT_VJUSTIFY_CENTER:
dy = th / 2;
break;
case GR_TEXT_VJUSTIFY_TOP:
dy = th;
break;
case GR_TEXT_VJUSTIFY_BOTTOM:
dy = 0;
break;
}
RotatePoint( &dx, &dy, aOrient );
RotatePoint( &tw, &th, aOrient );
start_pos.x += dx;
start_pos.y += dy;
DPOINT pos_dev = userToDeviceCoordinates( start_pos );
DPOINT sz_dev = userToDeviceSize( aSize );
// Now returns the final values... the widening factor
*wideningFactor = sz_dev.x / sz_dev.y;
// Mirrored texts must be plotted as mirrored!
if( m_plotMirror )
{
*wideningFactor = -*wideningFactor;
aOrient = -aOrient;
}
// The CTM transformation matrix
double alpha = DECIDEG2RAD( aOrient );
double sinalpha = sin( alpha );
double cosalpha = cos( alpha );
*ctm_a = cosalpha;
*ctm_b = sinalpha;
*ctm_c = -sinalpha;
*ctm_d = cosalpha;
*ctm_e = pos_dev.x;
*ctm_f = pos_dev.y;
// This is because the letters are less than 1 unit high
*heightFactor = sz_dev.y / postscriptTextAscent;
}
/* Set the current line width (in IUs) for the next plot
*/
void PS_PLOTTER::SetCurrentLineWidth( int width, void* aData )
{
wxASSERT( outputFile );
int pen_width;
if( width >= 0 )
pen_width = width;
else
pen_width = defaultPenWidth;
if( pen_width != GetCurrentLineWidth() )
fprintf( outputFile, "%g setlinewidth\n", userToDeviceSize( pen_width ) );
currentPenWidth = pen_width;
}
void PS_PLOTTER::emitSetRGBColor( double r, double g, double b )
{
wxASSERT( outputFile );
// XXX why %.3g ? shouldn't %g suffice? who cares...
fprintf( outputFile, "%.3g %.3g %.3g setrgbcolor\n", r, g, b );
}
/**
* Postscript supports dashed lines
*/
void PS_PLOTTER::SetDash( bool dashed )
{
wxASSERT( outputFile );
if( dashed )
fprintf( outputFile, "[%d %d] 0 setdash\n",
(int) GetDashMarkLenIU(), (int) GetDashGapLenIU() );
else
fputs( "solidline\n", outputFile );
}
void PS_PLOTTER::Rect( const wxPoint& p1, const wxPoint& p2, FILL_T fill, int width )
{
DPOINT p1_dev = userToDeviceCoordinates( p1 );
DPOINT p2_dev = userToDeviceCoordinates( p2 );
SetCurrentLineWidth( width );
fprintf( outputFile, "%g %g %g %g rect%d\n", p1_dev.x, p1_dev.y,
p2_dev.x - p1_dev.x, p2_dev.y - p1_dev.y, fill );
}
void PS_PLOTTER::Circle( const wxPoint& pos, int diametre, FILL_T fill, int width )
{
wxASSERT( outputFile );
DPOINT pos_dev = userToDeviceCoordinates( pos );
double radius = userToDeviceSize( diametre / 2.0 );
SetCurrentLineWidth( width );
fprintf( outputFile, "%g %g %g cir%d\n", pos_dev.x, pos_dev.y, radius, fill );
}
void PS_PLOTTER::Arc( const wxPoint& centre, double StAngle, double EndAngle,
int radius, FILL_T fill, int width )
{
wxASSERT( outputFile );
if( radius <= 0 )
return;
if( StAngle > EndAngle )
std::swap( StAngle, EndAngle );
SetCurrentLineWidth( width );
// Calculate start point.
DPOINT centre_dev = userToDeviceCoordinates( centre );
double radius_dev = userToDeviceSize( radius );
if( m_plotMirror )
{
if( m_mirrorIsHorizontal )
{
StAngle = 1800.0 -StAngle;
EndAngle = 1800.0 -EndAngle;
std::swap( StAngle, EndAngle );
}
else
{
StAngle = -StAngle;
EndAngle = -EndAngle;
}
}
fprintf( outputFile, "%g %g %g %g %g arc%d\n", centre_dev.x, centre_dev.y,
radius_dev, StAngle / 10.0, EndAngle / 10.0, fill );
}
void PS_PLOTTER::PlotPoly( const std::vector< wxPoint >& aCornerList,
FILL_T aFill, int aWidth, void * aData )
{
if( aCornerList.size() <= 1 )
return;
SetCurrentLineWidth( aWidth );
DPOINT pos = userToDeviceCoordinates( aCornerList[0] );
fprintf( outputFile, "newpath\n%g %g moveto\n", pos.x, pos.y );
for( unsigned ii = 1; ii < aCornerList.size(); ii++ )
{
pos = userToDeviceCoordinates( aCornerList[ii] );
fprintf( outputFile, "%g %g lineto\n", pos.x, pos.y );
}
// Close/(fill) the path
fprintf( outputFile, "poly%d\n", aFill );
}
/**
* Postscript-likes at the moment are the only plot engines supporting bitmaps...
*/
void PS_PLOTTER::PlotImage( const wxImage & aImage, const wxPoint& aPos,
double aScaleFactor )
{
wxSize pix_size; // size of the bitmap in pixels
pix_size.x = aImage.GetWidth();
pix_size.y = aImage.GetHeight();
DPOINT drawsize( aScaleFactor * pix_size.x,
aScaleFactor * pix_size.y ); // requested size of image
// calculate the bottom left corner position of bitmap
wxPoint start = aPos;
start.x -= drawsize.x / 2; // left
start.y += drawsize.y / 2; // bottom (Y axis reversed)
// calculate the top right corner position of bitmap
wxPoint end;
end.x = start.x + drawsize.x;
end.y = start.y - drawsize.y;
fprintf( outputFile, "/origstate save def\n" );
fprintf( outputFile, "/pix %d string def\n", pix_size.x );
// Locate lower-left corner of image
DPOINT start_dev = userToDeviceCoordinates( start );
fprintf( outputFile, "%g %g translate\n", start_dev.x, start_dev.y );
// Map image size to device
DPOINT end_dev = userToDeviceCoordinates( end );
fprintf( outputFile, "%g %g scale\n",
std::abs(end_dev.x - start_dev.x), std::abs(end_dev.y - start_dev.y));
// Dimensions of source image (in pixels
fprintf( outputFile, "%d %d 8", pix_size.x, pix_size.y );
// Map unit square to source
fprintf( outputFile, " [%d 0 0 %d 0 %d]\n", pix_size.x, -pix_size.y , pix_size.y);
// include image data in ps file
fprintf( outputFile, "{currentfile pix readhexstring pop}\n" );
if( colorMode )
fputs( "false 3 colorimage\n", outputFile );
else
fputs( "image\n", outputFile );
// Single data source, 3 colors, Output RGB data (hexadecimal)
// (or the same downscaled to gray)
int jj = 0;
for( int yy = 0; yy < pix_size.y; yy ++ )
{
for( int xx = 0; xx < pix_size.x; xx++, jj++ )
{
if( jj >= 16 )
{
jj = 0;
fprintf( outputFile, "\n");
}
int red, green, blue;
red = aImage.GetRed( xx, yy) & 0xFF;
green = aImage.GetGreen( xx, yy) & 0xFF;
blue = aImage.GetBlue( xx, yy) & 0xFF;
if( colorMode )
fprintf( outputFile, "%2.2X%2.2X%2.2X", red, green, blue );
else
fprintf( outputFile, "%2.2X", (red + green + blue) / 3 );
}
}
fprintf( outputFile, "\n");
fprintf( outputFile, "origstate restore\n" );
}
void PS_PLOTTER::PenTo( const wxPoint& pos, char plume )
{
wxASSERT( outputFile );
if( plume == 'Z' )
{
if( penState != 'Z' )
{
fputs( "stroke\n", outputFile );
penState = 'Z';
penLastpos.x = -1;
penLastpos.y = -1;
}
return;
}
if( penState == 'Z' )
{
fputs( "newpath\n", outputFile );
}
if( penState != plume || pos != penLastpos )
{
DPOINT pos_dev = userToDeviceCoordinates( pos );
fprintf( outputFile, "%g %g %sto\n",
pos_dev.x, pos_dev.y,
( plume=='D' ) ? "line" : "move" );
}
penState = plume;
penLastpos = 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)
*/
bool PS_PLOTTER::StartPlot()
{
wxASSERT( outputFile );
wxString msg;
static const char* PSMacro[] =
{
"%%BeginProlog\n",
"/line { newpath moveto lineto stroke } 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\n",
" grestore stroke } bind def\n",
"/arc2 { newpath 4 index 4 index moveto arc closepath gsave fill\n",
" 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 { [200] 100 setdash } bind def\n",
"/solidline { [] 0 setdash } bind def\n",
// This is for 'hidden' text (search anchors for PDF)
"/phantomshow { moveto\n",
" /KicadFont findfont 0.000001 scalefont setfont\n",
" show } bind def\n",
// This is for regular postscript text
"/textshow { gsave\n",
" findfont exch scalefont setfont concat 1 scale 0 0 moveto show\n",
" } bind def\n",
// Utility for getting Latin1 encoded fonts
"/reencodefont {\n",
" findfont dup length dict begin\n",
" { 1 index /FID ne\n",
" { def }\n",
" { pop pop } ifelse\n",
" } forall\n",
" /Encoding ISOLatin1Encoding def\n",
" currentdict\n",
" end } bind def\n"
// Remap AdobeStandard fonts to Latin1
"/KicadFont /Helvetica reencodefont definefont pop\n",
"/KicadFont-Bold /Helvetica-Bold reencodefont definefont pop\n",
"/KicadFont-Oblique /Helvetica-Oblique reencodefont definefont pop\n",
"/KicadFont-BoldOblique /Helvetica-BoldOblique reencodefont definefont pop\n",
"%%EndProlog\n",
NULL
};
time_t time1970 = time( NULL );
fputs( "%!PS-Adobe-3.0\n", outputFile ); // Print header
fprintf( outputFile, "%%%%Creator: %s\n", TO_UTF8( creator ) );
/* A "newline" character ("\n") is not included in the following string,
because it is provided by the ctime() function. */
fprintf( outputFile, "%%%%CreationDate: %s", ctime( &time1970 ) );
fprintf( outputFile, "%%%%Title: %s\n", TO_UTF8( filename ) );
fprintf( outputFile, "%%%%Pages: 1\n" );
fprintf( outputFile, "%%%%PageOrder: Ascend\n" );
// Print boundary box in 1/72 pixels per inch, box is in mils
const double BIGPTsPERMIL = 0.072;
/* 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. */
wxSize psPaperSize = pageInfo.GetSizeMils();
if( !pageInfo.IsPortrait() )
psPaperSize.Set( pageInfo.GetHeightMils(), pageInfo.GetWidthMils() );
fprintf( outputFile, "%%%%BoundingBox: 0 0 %d %d\n",
(int) ceil( psPaperSize.x * BIGPTsPERMIL ),
(int) ceil( psPaperSize.y * BIGPTsPERMIL ) );
// 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 pageSize is given in mils, not in internal units and must be
// converted to internal units.
if( pageInfo.IsCustom() )
fprintf( outputFile, "%%%%DocumentMedia: Custom %d %d 0 () ()\n",
KiROUND( psPaperSize.x * BIGPTsPERMIL ),
KiROUND( psPaperSize.y * BIGPTsPERMIL ) );
else // a standard paper size
fprintf( outputFile, "%%%%DocumentMedia: %s %d %d 0 () ()\n",
TO_UTF8( pageInfo.GetType() ),
KiROUND( psPaperSize.x * BIGPTsPERMIL ),
KiROUND( psPaperSize.y * BIGPTsPERMIL ) );
if( pageInfo.IsPortrait() )
fprintf( outputFile, "%%%%Orientation: Portrait\n" );
else
fprintf( outputFile, "%%%%Orientation: Landscape\n" );
fprintf( outputFile, "%%%%EndComments\n" );
// Now specify various other details.
for( int ii = 0; PSMacro[ii] != NULL; ii++ )
{
fputs( PSMacro[ii], outputFile );
}
// 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.
fputs( "%%Page: 1 1\n"
"%%BeginPageSetup\n"
"gsave\n"
"0.0072 0.0072 scale\n" // Configure postscript for decimils coordinates
"linemode1\n", outputFile );
// Rototranslate the coordinate to achieve the landscape layout
if( !pageInfo.IsPortrait() )
fprintf( outputFile, "%d 0 translate 90 rotate\n", 10 * psPaperSize.x );
// Apply the user fine scale adjustments
if( plotScaleAdjX != 1.0 || plotScaleAdjY != 1.0 )
fprintf( outputFile, "%g %g scale\n",
plotScaleAdjX, plotScaleAdjY );
// Set default line width
fprintf( outputFile, "%g setlinewidth\n", userToDeviceSize( defaultPenWidth ) );
fputs( "%%EndPageSetup\n", outputFile );
return true;
}
bool PS_PLOTTER::EndPlot()
{
wxASSERT( outputFile );
fputs( "showpage\n"
"grestore\n"
"%%EOF\n", outputFile );
fclose( outputFile );
outputFile = NULL;
return true;
}
void PS_PLOTTER::Text( const wxPoint& aPos,
const COLOR4D aColor,
const wxString& aText,
double aOrient,
const wxSize& aSize,
enum EDA_TEXT_HJUSTIFY_T aH_justify,
enum EDA_TEXT_VJUSTIFY_T aV_justify,
int aWidth,
bool aItalic,
bool aBold,
bool aMultilineAllowed,
void* aData )
{
SetCurrentLineWidth( aWidth );
SetColor( aColor );
// Fix me: see how to use PS text mode for multiline texts
if( aMultilineAllowed && !aText.Contains( wxT( "\n" ) ) )
aMultilineAllowed = false; // the text has only one line.
// Draw the native postscript text (if requested)
// Currently: does not work: disable it
bool use_native = false; // = m_textMode == PLOTTEXTMODE_NATIVE && !aMultilineAllowed;
if( use_native )
{
const char *fontname = aItalic ? (aBold ? "/KicadFont-BoldOblique"
: "/KicadFont-Oblique")
: (aBold ? "/KicadFont-Bold"
: "/KicadFont");
// Compute the copious tranformation parameters
double ctm_a, ctm_b, ctm_c, ctm_d, ctm_e, ctm_f;
double wideningFactor, heightFactor;
computeTextParameters( aPos, aText, aOrient, aSize, m_plotMirror, aH_justify,
aV_justify, aWidth, aItalic, aBold,
&wideningFactor, &ctm_a, &ctm_b, &ctm_c,
&ctm_d, &ctm_e, &ctm_f, &heightFactor );
// The text must be escaped correctly, the others are the various
// parameters. The CTM is formatted with %f since sin/cos tends
// to make %g use exponential notation (which is not supported)
fputsPostscriptString( outputFile, aText );
fprintf( outputFile, " %g [%f %f %f %f %f %f] %g %s textshow\n",
wideningFactor, ctm_a, ctm_b, ctm_c, ctm_d, ctm_e, ctm_f,
heightFactor, fontname );
/* The textshow operator retained the coordinate system, we use it
* to plot the overbars. See the PDF sister function for more
* details */
std::vector<int> pos_pairs;
postscriptOverlinePositions( aText, aSize.x, aItalic, aBold, &pos_pairs );
int overbar_y = KiROUND( aSize.y * 1.1 );
for( unsigned i = 0; i < pos_pairs.size(); i += 2)
{
DPOINT dev_from = userToDeviceSize( wxSize( pos_pairs[i], overbar_y ) );
DPOINT dev_to = userToDeviceSize( wxSize( pos_pairs[i + 1], overbar_y ) );
fprintf( outputFile, "%g %g %g %g line ",
dev_from.x, dev_from.y, dev_to.x, dev_to.y );
}
// Restore the CTM
fputs( "grestore\n", outputFile );
}
// Draw the hidden postscript text (if requested)
if( m_textMode == PLOTTEXTMODE_PHANTOM )
{
fputsPostscriptString( outputFile, aText );
DPOINT pos_dev = userToDeviceCoordinates( aPos );
fprintf( outputFile, " %g %g phantomshow\n", pos_dev.x, pos_dev.y );
}
// Draw the stroked text (if requested)
if( !use_native )
{
PLOTTER::Text( aPos, aColor, aText, aOrient, aSize, aH_justify, aV_justify,
aWidth, aItalic, aBold, aMultilineAllowed );
}
}
/**
* Character widths for Helvetica
*/
const double hv_widths[256] = {
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.355, 0.556, 0.556, 0.889, 0.667, 0.191,
0.333, 0.333, 0.389, 0.584, 0.278, 0.333, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556,
0.556, 0.556, 0.278, 0.278, 0.584, 0.584, 0.584, 0.556,
1.015, 0.667, 0.667, 0.722, 0.722, 0.667, 0.611, 0.778,
0.722, 0.278, 0.500, 0.667, 0.556, 0.833, 0.722, 0.778,
0.667, 0.778, 0.722, 0.667, 0.611, 0.722, 0.667, 0.944,
0.667, 0.667, 0.611, 0.278, 0.278, 0.278, 0.469, 0.556,
0.333, 0.556, 0.556, 0.500, 0.556, 0.556, 0.278, 0.556,
0.556, 0.222, 0.222, 0.500, 0.222, 0.833, 0.556, 0.556,
0.556, 0.556, 0.333, 0.500, 0.278, 0.556, 0.500, 0.722,
0.500, 0.500, 0.500, 0.334, 0.260, 0.334, 0.584, 0.278,
0.278, 0.278, 0.222, 0.556, 0.333, 1.000, 0.556, 0.556,
0.333, 1.000, 0.667, 0.333, 1.000, 0.278, 0.278, 0.278,
0.278, 0.222, 0.222, 0.333, 0.333, 0.350, 0.556, 1.000,
0.333, 1.000, 0.500, 0.333, 0.944, 0.278, 0.278, 0.667,
0.278, 0.333, 0.556, 0.556, 0.556, 0.556, 0.260, 0.556,
0.333, 0.737, 0.370, 0.556, 0.584, 0.333, 0.737, 0.333,
0.400, 0.584, 0.333, 0.333, 0.333, 0.556, 0.537, 0.278,
0.333, 0.333, 0.365, 0.556, 0.834, 0.834, 0.834, 0.611,
0.667, 0.667, 0.667, 0.667, 0.667, 0.667, 1.000, 0.722,
0.667, 0.667, 0.667, 0.667, 0.278, 0.278, 0.278, 0.278,
0.722, 0.722, 0.778, 0.778, 0.778, 0.778, 0.778, 0.584,
0.778, 0.722, 0.722, 0.722, 0.722, 0.667, 0.667, 0.611,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.889, 0.500,
0.556, 0.556, 0.556, 0.556, 0.278, 0.278, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.584,
0.611, 0.556, 0.556, 0.556, 0.556, 0.500, 0.556, 0.500
};
/**
* Character widths for Helvetica-Bold
*/
const double hvb_widths[256] = {
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.333, 0.474, 0.556, 0.556, 0.889, 0.722, 0.238,
0.333, 0.333, 0.389, 0.584, 0.278, 0.333, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556,
0.556, 0.556, 0.333, 0.333, 0.584, 0.584, 0.584, 0.611,
0.975, 0.722, 0.722, 0.722, 0.722, 0.667, 0.611, 0.778,
0.722, 0.278, 0.556, 0.722, 0.611, 0.833, 0.722, 0.778,
0.667, 0.778, 0.722, 0.667, 0.611, 0.722, 0.667, 0.944,
0.667, 0.667, 0.611, 0.333, 0.278, 0.333, 0.584, 0.556,
0.333, 0.556, 0.611, 0.556, 0.611, 0.556, 0.333, 0.611,
0.611, 0.278, 0.278, 0.556, 0.278, 0.889, 0.611, 0.611,
0.611, 0.611, 0.389, 0.556, 0.333, 0.611, 0.556, 0.778,
0.556, 0.556, 0.500, 0.389, 0.280, 0.389, 0.584, 0.278,
0.278, 0.278, 0.278, 0.556, 0.500, 1.000, 0.556, 0.556,
0.333, 1.000, 0.667, 0.333, 1.000, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.500, 0.500, 0.350, 0.556, 1.000,
0.333, 1.000, 0.556, 0.333, 0.944, 0.278, 0.278, 0.667,
0.278, 0.333, 0.556, 0.556, 0.556, 0.556, 0.280, 0.556,
0.333, 0.737, 0.370, 0.556, 0.584, 0.333, 0.737, 0.333,
0.400, 0.584, 0.333, 0.333, 0.333, 0.611, 0.556, 0.278,
0.333, 0.333, 0.365, 0.556, 0.834, 0.834, 0.834, 0.611,
0.722, 0.722, 0.722, 0.722, 0.722, 0.722, 1.000, 0.722,
0.667, 0.667, 0.667, 0.667, 0.278, 0.278, 0.278, 0.278,
0.722, 0.722, 0.778, 0.778, 0.778, 0.778, 0.778, 0.584,
0.778, 0.722, 0.722, 0.722, 0.722, 0.667, 0.667, 0.611,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.889, 0.556,
0.556, 0.556, 0.556, 0.556, 0.278, 0.278, 0.278, 0.278,
0.611, 0.611, 0.611, 0.611, 0.611, 0.611, 0.611, 0.584,
0.611, 0.611, 0.611, 0.611, 0.611, 0.556, 0.611, 0.556
};
/**
* Character widths for Helvetica-Oblique
*/
const double hvo_widths[256] = {
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.355, 0.556, 0.556, 0.889, 0.667, 0.191,
0.333, 0.333, 0.389, 0.584, 0.278, 0.333, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556,
0.556, 0.556, 0.278, 0.278, 0.584, 0.584, 0.584, 0.556,
1.015, 0.667, 0.667, 0.722, 0.722, 0.667, 0.611, 0.778,
0.722, 0.278, 0.500, 0.667, 0.556, 0.833, 0.722, 0.778,
0.667, 0.778, 0.722, 0.667, 0.611, 0.722, 0.667, 0.944,
0.667, 0.667, 0.611, 0.278, 0.278, 0.278, 0.469, 0.556,
0.333, 0.556, 0.556, 0.500, 0.556, 0.556, 0.278, 0.556,
0.556, 0.222, 0.222, 0.500, 0.222, 0.833, 0.556, 0.556,
0.556, 0.556, 0.333, 0.500, 0.278, 0.556, 0.500, 0.722,
0.500, 0.500, 0.500, 0.334, 0.260, 0.334, 0.584, 0.278,
0.278, 0.278, 0.222, 0.556, 0.333, 1.000, 0.556, 0.556,
0.333, 1.000, 0.667, 0.333, 1.000, 0.278, 0.278, 0.278,
0.278, 0.222, 0.222, 0.333, 0.333, 0.350, 0.556, 1.000,
0.333, 1.000, 0.500, 0.333, 0.944, 0.278, 0.278, 0.667,
0.278, 0.333, 0.556, 0.556, 0.556, 0.556, 0.260, 0.556,
0.333, 0.737, 0.370, 0.556, 0.584, 0.333, 0.737, 0.333,
0.400, 0.584, 0.333, 0.333, 0.333, 0.556, 0.537, 0.278,
0.333, 0.333, 0.365, 0.556, 0.834, 0.834, 0.834, 0.611,
0.667, 0.667, 0.667, 0.667, 0.667, 0.667, 1.000, 0.722,
0.667, 0.667, 0.667, 0.667, 0.278, 0.278, 0.278, 0.278,
0.722, 0.722, 0.778, 0.778, 0.778, 0.778, 0.778, 0.584,
0.778, 0.722, 0.722, 0.722, 0.722, 0.667, 0.667, 0.611,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.889, 0.500,
0.556, 0.556, 0.556, 0.556, 0.278, 0.278, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.584,
0.611, 0.556, 0.556, 0.556, 0.556, 0.500, 0.556, 0.500
};
/**
* Character widths for Helvetica-BoldOblique
*/
const double hvbo_widths[256] = {
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278, 0.278,
0.278, 0.333, 0.474, 0.556, 0.556, 0.889, 0.722, 0.238,
0.333, 0.333, 0.389, 0.584, 0.278, 0.333, 0.278, 0.278,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.556,
0.556, 0.556, 0.333, 0.333, 0.584, 0.584, 0.584, 0.611,
0.975, 0.722, 0.722, 0.722, 0.722, 0.667, 0.611, 0.778,
0.722, 0.278, 0.556, 0.722, 0.611, 0.833, 0.722, 0.778,
0.667, 0.778, 0.722, 0.667, 0.611, 0.722, 0.667, 0.944,
0.667, 0.667, 0.611, 0.333, 0.278, 0.333, 0.584, 0.556,
0.333, 0.556, 0.611, 0.556, 0.611, 0.556, 0.333, 0.611,
0.611, 0.278, 0.278, 0.556, 0.278, 0.889, 0.611, 0.611,
0.611, 0.611, 0.389, 0.556, 0.333, 0.611, 0.556, 0.778,
0.556, 0.556, 0.500, 0.389, 0.280, 0.389, 0.584, 0.278,
0.278, 0.278, 0.278, 0.556, 0.500, 1.000, 0.556, 0.556,
0.333, 1.000, 0.667, 0.333, 1.000, 0.278, 0.278, 0.278,
0.278, 0.278, 0.278, 0.500, 0.500, 0.350, 0.556, 1.000,
0.333, 1.000, 0.556, 0.333, 0.944, 0.278, 0.278, 0.667,
0.278, 0.333, 0.556, 0.556, 0.556, 0.556, 0.280, 0.556,
0.333, 0.737, 0.370, 0.556, 0.584, 0.333, 0.737, 0.333,
0.400, 0.584, 0.333, 0.333, 0.333, 0.611, 0.556, 0.278,
0.333, 0.333, 0.365, 0.556, 0.834, 0.834, 0.834, 0.611,
0.722, 0.722, 0.722, 0.722, 0.722, 0.722, 1.000, 0.722,
0.667, 0.667, 0.667, 0.667, 0.278, 0.278, 0.278, 0.278,
0.722, 0.722, 0.778, 0.778, 0.778, 0.778, 0.778, 0.584,
0.778, 0.722, 0.722, 0.722, 0.722, 0.667, 0.667, 0.611,
0.556, 0.556, 0.556, 0.556, 0.556, 0.556, 0.889, 0.556,
0.556, 0.556, 0.556, 0.556, 0.278, 0.278, 0.278, 0.278,
0.611, 0.611, 0.611, 0.611, 0.611, 0.611, 0.611, 0.584,
0.611, 0.611, 0.611, 0.611, 0.611, 0.556, 0.611, 0.556
};
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