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HPGL: Fix bug when plotting negative line widths

This commit is contained in:
Alexis Lockwood 2020-12-15 18:40:40 -07:00 committed by jean-pierre charras
parent a59cab24b8
commit 5937b38312
1 changed files with 9 additions and 2 deletions
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11
common/plotters/HPGL_plotter.cpp
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@ -319,7 +319,14 @@ void HPGL_PLOTTER::PlotPoly( const std::vector<wxPoint>& aCornerList,
if( aCornerList.size() <= 1 )
return;
SetCurrentLineWidth( aWidth );
// Width less than zero is occasionally used to create background-only
// polygons. Don't set that as the plotter line width, that'll cause
// trouble. Also, later, skip plotting the outline if this is the case.
if( aWidth > 0 )
{
SetCurrentLineWidth( aWidth );
}
MoveTo( aCornerList[0] );
if( aFill == FILL_TYPE::FILLED_SHAPE )
@ -338,7 +345,7 @@ void HPGL_PLOTTER::PlotPoly( const std::vector<wxPoint>& aCornerList,
fprintf( m_outputFile, hpgl_end_polygon_cmd ); // Close, fill polygon and draw outlines
}
else
else if( aWidth > 0 )
{
// Plot only the polygon outline.
for( unsigned ii = 1; ii < aCornerList.size(); ii++ )