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Use fmt instead of sprintfing into a char buf into a std::string 

Also fix the EPS format header, it had the % escaped with a %, but it wasn't in a printf but direct append to the std::string
This commit is contained in:
Marek Roszko 2023-07-15 14:06:47 -04:00
parent a5cf2716b6
commit a8f3b63eb2
1 changed files with 48 additions and 54 deletions
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102
bitmap2component/bitmap2component.cpp
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@ -37,6 +37,8 @@
#include <locale_io.h>
#include <potracelib.h>
#include <fmt/format.h>
#include "bitmap2component.h"
@ -82,9 +84,7 @@ int BITMAPCONV_INFO::ConvertBitmap( potrace_bitmap_t* aPotrace_bitmap, OUTPUT_FM
if( !param )
{
char msg[256];
snprintf( msg, sizeof( msg ), "Error allocating parameters: %s\n", strerror( errno ) );
m_errors += msg;
m_errors += fmt::format( "Error allocating parameters: {}\n", strerror( errno ) );
return 1;
}
@ -105,9 +105,7 @@ int BITMAPCONV_INFO::ConvertBitmap( potrace_bitmap_t* aPotrace_bitmap, OUTPUT_FM
potrace_param_free( param );
char msg[256];
sprintf( msg, "Error tracing bitmap: %s\n", strerror( errno ) );
m_errors += msg;
m_errors += fmt::format( "Error tracing bitmap: {}\n", strerror( errno ) );
return 1;
}
@ -202,15 +200,14 @@ void BITMAPCONV_INFO::outputDataHeader( const char * aBrdLayerName )
{
double Ypos = ( m_PixmapHeight / 2 * m_ScaleY ); // fields Y position in mm
double fieldSize; // fields text size in mm
char strbuf[1024];
std::string strbuf;
switch( m_Format )
{
case POSTSCRIPT_FMT:
/* output vector data, e.g. as a rudimentary EPS file */
m_Data += "%%!PS-Adobe-3.0 EPSF-3.0\n";
snprintf( strbuf, sizeof( strbuf ), "%%%%BoundingBox: 0 0 %d %d\n", m_PixmapWidth,
m_PixmapHeight );
m_Data += "%!PS-Adobe-3.0 EPSF-3.0\n";
strbuf = fmt::format( "%%BoundingBox: 0 0 {} {}\n", m_PixmapWidth, m_PixmapHeight );
m_Data += strbuf;
m_Data += "gsave\n";
break;
@ -218,26 +215,25 @@ void BITMAPCONV_INFO::outputDataHeader( const char * aBrdLayerName )
case PCBNEW_KICAD_MOD:
// fields text size = 1.5 mm
// fields text thickness = 1.5 / 5 = 0.3mm
snprintf( strbuf, sizeof( strbuf ),
"(footprint \"%s\" (version 20221018) (generator bitmap2component)\n"
" (layer \"F.Cu\")\n",
m_CmpName.c_str() );
strbuf = fmt::format( "(footprint \"{}\" (version 20221018) (generator bitmap2component)\n"
" (layer \"F.Cu\")\n",
m_CmpName.c_str() );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
strbuf = fmt::format(
" (attr board_only exclude_from_pos_files exclude_from_bom)\n" );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
" (fp_text reference \"G***\" (at 0 0) (layer \"%s\")\n"
strbuf = fmt::format(
" (fp_text reference \"G***\" (at 0 0) (layer \"{}\")\n"
" (effects (font (size 1.5 1.5) (thickness 0.3)))\n"
" (tstamp %s)\n )\n",
" (tstamp {})\n )\n",
aBrdLayerName, KIID().AsString().ToStdString().c_str() );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
" (fp_text value \"%s\" (at 0.75 0) (layer \"%s\") hide\n"
strbuf = fmt::format(
" (fp_text value \"{}\" (at 0.75 0) (layer \"{}\") hide\n"
" (effects (font (size 1.5 1.5) (thickness 0.3)))\n"
" (tstamp %s)\n )\n",
" (tstamp {})\n )\n",
m_CmpName.c_str(), aBrdLayerName, KIID().AsString().ToStdString().c_str() );
m_Data += strbuf;
@ -255,37 +251,37 @@ void BITMAPCONV_INFO::outputDataHeader( const char * aBrdLayerName )
Ypos /= SCH_IU_PER_MM;
Ypos += fieldSize / 2;
// snprintf( strbuf, sizeof(strbuf), "# pixmap size w = %d, h = %d\n#\n", m_PixmapWidth, m_PixmapHeight );
snprintf( strbuf, sizeof( strbuf ),
strbuf = fmt::format(
"(kicad_symbol_lib (version 20220914) (generator bitmap2component)\n"
" (symbol \"%s\" (pin_names (offset 1.016)) (in_bom yes) (on_board yes)\n",
" (symbol \"{}\" (pin_names (offset 1.016)) (in_bom yes) (on_board yes)\n",
m_CmpName.c_str() );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
" (property \"Reference\" \"#G\" (at 0 %g 0)\n"
" (effects (font (size %g %g)) hide)\n )\n",
strbuf = fmt::format(
" (property \"Reference\" \"#G\" (at 0 {:g} 0)\n"
" (effects (font (size {:g} {:g})) hide)\n )\n",
-Ypos, fieldSize, fieldSize );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
" (property \"Value\" \"%s\" (at 0 %g 0)\n"
" (effects (font (size %g %g)) hide)\n )\n",
strbuf = fmt::format(
" (property \"Value\" \"{}\" (at 0 {:g} 0)\n"
" (effects (font (size {:g} {:g})) hide)\n )\n",
m_CmpName.c_str(), Ypos, fieldSize, fieldSize );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
strbuf = fmt::format(
" (property \"Footprint\" \"\" (at 0 0 0)\n"
" (effects (font (size %g %g)) hide)\n )\n",
" (effects (font (size {:g} {:g})) hide)\n )\n",
fieldSize, fieldSize );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ),
strbuf = fmt::format(
" (property \"Datasheet\" \"\" (at 0 0 0)\n"
" (effects (font (size %g %g)) hide)\n )\n",
" (effects (font (size {:g} {:g})) hide)\n )\n",
fieldSize, fieldSize );
m_Data += strbuf;
snprintf( strbuf, sizeof( strbuf ), " (symbol \"%s_0_0\"\n", m_CmpName.c_str() );
strbuf = fmt::format( " (symbol \"{}_0_0\"\n", m_CmpName.c_str() );
m_Data += strbuf;
break;
}
@ -324,7 +320,7 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
// coordinates are expected in target unit.
int ii, jj;
VECTOR2I currpoint;
char strbuf[1024];
std::string strbuf;
int offsetX = (int)( m_PixmapWidth / 2 * m_ScaleX );
int offsetY = (int)( m_PixmapHeight / 2 * m_ScaleY );
@ -335,16 +331,14 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
{
case POSTSCRIPT_FMT:
offsetY = (int)( m_PixmapHeight * m_ScaleY );
snprintf( strbuf, sizeof( strbuf ), "newpath\n%d %d moveto\n", startpoint.x,
offsetY - startpoint.y );
strbuf = fmt::format( "newpath\n{} {} moveto\n", startpoint.x, offsetY - startpoint.y );
m_Data += strbuf;
jj = 0;
for( ii = 1; ii < aPolygon.PointCount(); ii++ )
{
currpoint = aPolygon.CPoint( ii );
snprintf( strbuf, sizeof( strbuf ), " %d %d lineto", currpoint.x,
offsetY - currpoint.y );
strbuf = fmt::format( " {} {} lineto", currpoint.x, offsetY - currpoint.y );
m_Data += strbuf;
if( jj++ > 6 )
@ -367,7 +361,7 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
for( ii = 0; ii < aPolygon.PointCount(); ii++ )
{
currpoint = aPolygon.CPoint( ii );
snprintf( strbuf, sizeof( strbuf ), " (xy %f %f)\n",
strbuf = fmt::format( " (xy {} {})\n",
( currpoint.x - offsetX ) / PCB_IU_PER_MM,
( currpoint.y - offsetY ) / PCB_IU_PER_MM );
m_Data += strbuf;
@ -375,9 +369,9 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
// No need to close polygon
m_Data += " )\n\n";
snprintf( strbuf, sizeof( strbuf ),
" (stroke (width %f) (type solid)) (fill solid) (layer \"%s\") (tstamp %s))\n",
width, aBrdLayerName, KIID().AsString().ToStdString().c_str() );
strbuf = fmt::format(
" (stroke (width {:f}) (type solid)) (fill solid) (layer \"{}\") (tstamp {}))\n",
width, aBrdLayerName, KIID().AsString().ToStdString().c_str() );
m_Data += strbuf;
}
@ -392,7 +386,7 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
for( ii = 0; ii < aPolygon.PointCount(); ii++ )
{
currpoint = aPolygon.CPoint( ii );
snprintf( strbuf, sizeof( strbuf ), " (xy %.3f %.3f)",
strbuf = fmt::format( " (xy {.3f} {.3f})",
( currpoint.x - offsetX ) / PL_IU_PER_MM,
( currpoint.y - offsetY ) / PL_IU_PER_MM );
m_Data += strbuf;
@ -405,7 +399,7 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
}
// Close polygon
snprintf( strbuf, sizeof( strbuf ), " (xy %.3f %.3f) )\n",
strbuf = fmt::format( " (xy {:.3f} {:.3f}) )\n",
( startpoint.x - offsetX ) / PL_IU_PER_MM,
( startpoint.y - offsetY ) / PL_IU_PER_MM );
m_Data += strbuf;
@ -420,22 +414,22 @@ void BITMAPCONV_INFO::outputOnePolygon( SHAPE_LINE_CHAIN& aPolygon, const char*
for( ii = 0; ii < aPolygon.PointCount(); ii++ )
{
currpoint = aPolygon.CPoint( ii );
snprintf( strbuf, sizeof( strbuf ), " (xy %f %f)\n",
( currpoint.x - offsetX ) / SCH_IU_PER_MM,
( currpoint.y - offsetY ) / SCH_IU_PER_MM );
strbuf = fmt::format( " (xy {:f} {:f})\n",
( currpoint.x - offsetX ) / SCH_IU_PER_MM,
( currpoint.y - offsetY ) / SCH_IU_PER_MM );
m_Data += strbuf;
}
// Close polygon
snprintf( strbuf, sizeof( strbuf ), " (xy %f %f)\n",
( startpoint.x - offsetX ) / SCH_IU_PER_MM,
( startpoint.y - offsetY ) / SCH_IU_PER_MM );
strbuf = fmt::format( " (xy {:f} {:f})\n",
( startpoint.x - offsetX ) / SCH_IU_PER_MM,
( startpoint.y - offsetY ) / SCH_IU_PER_MM );
m_Data += strbuf;
m_Data += " )\n"; // end pts
snprintf( strbuf, sizeof( strbuf ),
" (stroke (width %g) (type default))\n (fill (type outline))\n",
SCH_LINE_THICKNESS_MM );
strbuf = fmt::format(
" (stroke (width {:g}) (type default))\n (fill (type outline))\n",
SCH_LINE_THICKNESS_MM );
m_Data += strbuf;
m_Data += " )\n"; // end polyline