HPGL: Fix bug when plotting negative line widths
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@ -319,7 +319,14 @@ void HPGL_PLOTTER::PlotPoly( const std::vector<wxPoint>& aCornerList,
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if( aCornerList.size() <= 1 )
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if( aCornerList.size() <= 1 )
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return;
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return;
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SetCurrentLineWidth( aWidth );
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// Width less than zero is occasionally used to create background-only
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// polygons. Don't set that as the plotter line width, that'll cause
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// trouble. Also, later, skip plotting the outline if this is the case.
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if( aWidth > 0 )
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{
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SetCurrentLineWidth( aWidth );
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}
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MoveTo( aCornerList[0] );
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MoveTo( aCornerList[0] );
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if( aFill == FILL_TYPE::FILLED_SHAPE )
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if( aFill == FILL_TYPE::FILLED_SHAPE )
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@ -338,7 +345,7 @@ void HPGL_PLOTTER::PlotPoly( const std::vector<wxPoint>& aCornerList,
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fprintf( m_outputFile, hpgl_end_polygon_cmd ); // Close, fill polygon and draw outlines
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fprintf( m_outputFile, hpgl_end_polygon_cmd ); // Close, fill polygon and draw outlines
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}
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}
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else
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else if( aWidth > 0 )
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{
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{
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// Plot only the polygon outline.
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// Plot only the polygon outline.
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for( unsigned ii = 1; ii < aCornerList.size(); ii++ )
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for( unsigned ii = 1; ii < aCornerList.size(); ii++ )
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