Whiteboard: show recruit cost on planned recruits and recalls.

New experimental feature.

changelog

@@ -50,6 +50,8 @@ Version 1.9.0+svn:
    * Added events: turn end and turn X end_text
    * Added events: side turn end, side X turn end, side turn X end,
      and side X turn Y end
+ * Whiteboard
+   * Added cost display for planned recruits and recalls
  * Miscellaneous and bug fixes:
    * Removed: statistics upload code.
    * Changed: compiler mode set to c++98

src/whiteboard/recall.cpp

@@ -130,6 +130,20 @@ void recall::remove_temp_modifier(unit_map& unit_map)
 	resources::screen->invalidate_game_status();
 }
 
+void recall::draw_hex(map_location const& hex)
+{
+	if (hex == recall_hex_)
+	{
+		const double x_offset = 0.5;
+		const double y_offset = 0.7;
+		//position 0,0 in the hex is the upper left corner
+		std::stringstream number_text;
+		number_text << "-" << resources::teams->at(team_index()).recall_cost();
+		size_t font_size = 16;
+		SDL_Color color; color.r = 255; color.g = 0; color.b = 0; //red
+		resources::screen->draw_text_in_hex(hex, display::LAYER_ACTIONS_NUMBERING,
+						number_text.str(), font_size, color, x_offset, y_offset);
+	}
 }
 
 } //end namespace wb

src/whiteboard/recall.hpp

@@ -52,7 +52,7 @@ public:
 	virtual void remove_temp_modifier(unit_map& unit_map);
 
 	/** Gets called by display when drawing a hex, to allow actions to draw to the screen. */
-	virtual void draw_hex(const map_location&) { }
+	virtual void draw_hex(const map_location& hex);
 
 	/**
 	 * Indicates whether this hex is the preferred hex to draw the numbering for this action.

src/whiteboard/recruit.cpp

@@ -120,6 +120,22 @@ void recruit::remove_temp_modifier(unit_map& unit_map)
 	resources::screen->invalidate_game_status();
 }
 
+void recruit::draw_hex(map_location const& hex)
+{
+	if (hex == recruit_hex_)
+	{
+		const double x_offset = 0.5;
+		const double y_offset = 0.7;
+		//position 0,0 in the hex is the upper left corner
+		std::stringstream number_text;
+		number_text << "-" << temp_unit_->type()->cost();
+		size_t font_size = 16;
+		SDL_Color color; color.r = 255; color.g = 0; color.b = 0; //red
+		resources::screen->draw_text_in_hex(hex, display::LAYER_ACTIONS_NUMBERING,
+						number_text.str(), font_size, color, x_offset, y_offset);
+	}
+}
+
 unit* recruit::create_corresponding_unit()
 {
 	unit_type const* type = unit_types.find(unit_name_);

src/whiteboard/recruit.hpp

@@ -56,7 +56,7 @@ public:
 	virtual void remove_temp_modifier(unit_map& unit_map);
 
 	/** Gets called by display when drawing a hex, to allow actions to draw to the screen. */
-	virtual void draw_hex(const map_location&){ }
+	virtual void draw_hex(map_location const& hex);
 
 	/**
 	 * Indicates whether this hex is the preferred hex to draw the numbering for this action.