GameScreen.hpp

// Authors: see AUTHORS.md at project root.
// CopyPolicy: released under the terms of the LGPLv2.1, see LICENSE at project root.
// URL: https://github.com/asrob-uc3m/robotDevastation
 
#ifndef __RD_GAME_SCREEN_HPP__
#define __RD_GAME_SCREEN_HPP__
 
#include <string>
#include <vector>
 
#include <SDL.h>
#include <SDL_ttf.h>
 
#include "Target.hpp"
#include "Player.hpp"
#include "Weapon.hpp"
#include "Screen.hpp"
#include "ImageManager.hpp"
 
namespace rd{
 
class GameScreen : public Screen
{
    public:
        GameScreen();
        virtual bool init();
        virtual bool cleanup();
        virtual bool drawScreen(void *screen);
        virtual ~GameScreen();
        virtual bool update(const std::string & parameter, const std::string & value);
        virtual bool update(const std::string & parameter, const Player & value);
        virtual bool update(const std::string & parameter, const std::vector<Player> & value);
        virtual bool update(const std::string & parameter, const std::vector<Target> & value);
        virtual bool update(const std::string & parameter, const Weapon & value);
        virtual bool update(const std::string & parameter, const Image & value);
 
        //-- Screen interface parameters
        static const std::string PARAM_CAMERA_FRAME;
        static const std::string PARAM_MYSELF;
        static const std::string PARAM_PLAYERS;
        static const std::string PARAM_TARGETS;
        static const std::string PARAM_WEAPON;
 
    private:
        bool drawUserUI(SDL_Surface * screen, const Player & user, const Weapon & weapon);
        bool drawPlayerUI( SDL_Surface * screen, const Player & player, int x, int y);
        bool drawTargetUI( SDL_Surface * screen, const Target & target, const Player & player_data);
        bool drawScope( SDL_Surface * screen );
 
        //-- Screen constants (that should not be constant)
        static const int SCREEN_WIDTH = 640;
        static const int SCREEN_HEIGHT = 480;
 
        //-- Player info constants
        static const int PLAYER_NAME_H = 15;
        static const int PLAYER_NAME_W = 65;
        static const int HEALTH_BAR_H = 10;
        static const int HEALTH_BAR_W = 80;
 
        //-- Target constants
        static const int TARGET_THICKNESS = 2;
        static const int TARGET_TEXT_BOX_HEIGHT = 15;
        static const int TARGET_HEALTH_BAR_H = 5;
 
        //-- Scope constants
        static const int SCOPE_VERT_W = 4;
        static const int SCOPE_VERT_H = 50;
        static const int SCOPE_VERT_H_SPACE = 20;
 
        static const int SCOPE_HORIZ_W = 50;
        static const int SCOPE_HORIZ_H = 4;
        static const int SCOPE_HORIZ_W_SPACE = 20;
 
        //-- User info display constants
        static const int USER_HEALTH_MARGIN_X = 10;
        static const int USER_HEALTH_MARGIN_Y = 20;
        static const int USER_HEALTH_W = 20;
        static const int USER_HEALTH_BOTTOM_Y = 50;
 
        static const int AMMO_BAR_MARGIN_X =20;
        static const int AMMO_BAR_MARGIN_Y = 20;
        static const int AMMO_BAR_W = 200;
        static const int AMMO_BAR_H = 15;
 
        static const int WEAPON_NAME_WIDTH = 100;
        static const int WEAPON_NAME_HEIGHT = 10;
 
        static const int AMMO_TEXT_WIDTH = 50;
        static const int AMMO_TEXT_HEIGHT = 10;
 
        //-- Refresh control
        bool update_required;
 
        //-- SDL stuff
        SDL_Surface * camera_frame_surface;
        TTF_Font *player_font, *target_font, *weapon_font;
 
        static const SDL_Color greencolor;
        static const SDL_Color redcolor;
        static const SDL_Color bluecolor;
 
        Player myself;
        std::vector<Player> players;
        std::vector<Target> targets;
        Weapon current_weapon;
        Image camera_frame;
 
};
 
}
 
#endif //-- __RD_GAME_SCREEN_HPP__