GCode Viewer - Fixed color print visualization for gcode containing multiple extruders

src/slic3r/GUI/Plater.hpp

@@ -11,6 +11,9 @@
 
 #include "libslic3r/Preset.hpp"
 #include "libslic3r/BoundingBox.hpp"
+#if ENABLE_GCODE_VIEWER
+#include "libslic3r/GCode/GCodeProcessor.hpp"
+#endif // ENABLE_GCODE_VIEWER
 #include "Jobs/Job.hpp"
 #include "Search.hpp"
 
@@ -233,8 +236,13 @@ public:
     void force_print_bed_update();
     // On activating the parent window.
     void on_activate();
+#if ENABLE_GCODE_VIEWER
+    std::vector<std::string> get_extruder_colors_from_plater_config(const GCodeProcessor::Result* const result = nullptr) const;
+    std::vector<std::string> get_colors_for_color_print(const GCodeProcessor::Result* const result = nullptr) const;
+#else
     std::vector<std::string> get_extruder_colors_from_plater_config() const;
     std::vector<std::string> get_colors_for_color_print() const;
+#endif // ENABLE_GCODE_VIEWER
 
     void update_object_menu();
     void show_action_buttons(const bool is_ready_to_slice) const;