WIP standardize mouse position translation

src/game/boe.graphics.hpp

@@ -55,7 +55,7 @@ void redraw_terrain();
 void draw_targets(location center);
 void frame_space(location where,short mode,short width,short height);
 void erase_spot(short i,short j);
-void draw_targeting_line(location where_curs);
+void draw_targeting_line();
 void redraw_partial_terrain(rectangle redraw_rect);
 bool is_nature(short i, short j, unsigned short ground_t);
 void put_dialog_graphic(short graphic_num,short spec_g,rectangle draw_rect);