Remove PCBNEW_SETTINGS dependence from PCB_PLOT_PARAMS

pcbnew/dialogs/dialog_export_svg.cpp

@@ -310,6 +310,11 @@ bool DIALOG_EXPORT_SVG::CreateSVGFile( const wxString& aFullFileName )
         m_board->SetAuxOrigin( origin );
     }
 
+    SETTINGS_MANAGER& mgr = Pgm().GetSettingsManager();
+    PCBNEW_SETTINGS*  cfg = mgr.GetAppSettings<PCBNEW_SETTINGS>();
+
+    plot_opts.SetColorSettings( mgr.GetColorSettings( cfg->m_ColorTheme ) );
+
     LOCALE_IO    toggle;
 
     SVG_PLOTTER* plotter = (SVG_PLOTTER*) StartPlotBoard( m_board, &plot_opts, UNDEFINED_LAYER,

pcbnew/dialogs/dialog_plot.cpp

@@ -738,6 +738,11 @@ void DIALOG_PLOT::Plot( wxCommandEvent& event )
 
     applyPlotSettings();
 
+    SETTINGS_MANAGER& mgr = Pgm().GetSettingsManager();
+    PCBNEW_SETTINGS*  cfg = mgr.GetAppSettings<PCBNEW_SETTINGS>();
+
+    m_plotOpts.SetColorSettings( mgr.GetColorSettings( cfg->m_ColorTheme ) );
+
     m_plotOpts.SetSketchPadLineWidth( board->GetDesignSettings().GetLineThickness( F_Fab ) );
 
     // If no layer selected, we have nothing plotted.

pcbnew/pcb_plot_params.cpp

@@ -28,11 +28,8 @@
 #include <math/util.h> // for KiROUND
 #include <pcb_plot_params.h>
 #include <pcb_plot_params_parser.h>
-#include <pcbnew_settings.h>
-#include <pgm_base.h>
 #include <plotter.h>
 #include <settings/color_settings.h>
-#include <settings/settings_manager.h>
 
 
 #define PLOT_LINEWIDTH_MIN        ( 0.02 * IU_PER_MM )  // min value for default line thickness
@@ -149,19 +146,8 @@ PCB_PLOT_PARAMS::PCB_PLOT_PARAMS()
 
     m_sketchPadLineWidth         = Millimeter2iu( 0.1 );    // line width to plot items in outline mode
 
-    if( PgmOrNull() )
-    {
-        SETTINGS_MANAGER& mgr = Pgm().GetSettingsManager();
-        auto              app = mgr.GetAppSettings<PCBNEW_SETTINGS>();
-
-        m_colors         = mgr.GetColorSettings( app->m_ColorTheme );
-        m_default_colors = nullptr;
-    }
-    else
-    {
-        m_default_colors = std::make_shared<COLOR_SETTINGS>();
-        m_colors         = m_default_colors.get();
-    }
+    m_default_colors = std::make_shared<COLOR_SETTINGS>();
+    m_colors         = m_default_colors.get();
 }
 
 void PCB_PLOT_PARAMS::SetGerberPrecision( int aPrecision )