1// SuperTux
2// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
3// 2014 Ingo Ruhnke <grumbel@gmail.com>
4//
5// This program is free software: you can redistribute it and/or modify
6// it under the terms of the GNU General Public License as published by
7// the Free Software Foundation, either version 3 of the License, or
8// (at your option) any later version.
9//
10// This program is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with this program. If not, see <http://www.gnu.org/licenses/>.
17
18#ifndef HEADER_SUPERTUX_SUPERTUX_SCREEN_MANAGER_HPP
19#define HEADER_SUPERTUX_SUPERTUX_SCREEN_MANAGER_HPP
20
21#include <memory>
22
23#include "squirrel/squirrel_thread_queue.hpp"
24#include "supertux/screen.hpp"
25#include "util/currenton.hpp"
26
27class Compositor;
28class ControllerHUD;
29class DrawingContext;
30class InputManager;
31class MenuManager;
32class MenuStorage;
33class ScreenFade;
34class VideoSystem;
35
36/**
37 * Manages, updates and draws all Screens, Controllers, Menus and the Console.
38 */
39class ScreenManager final : public Currenton<ScreenManager>
40{
41public:
42 ScreenManager(VideoSystem& video_system, InputManager& input_manager);
43 ~ScreenManager();
44
45 void run();
46 void quit(std::unique_ptr<ScreenFade> fade = {});
47 void set_speed(float speed);
48 float get_speed() const;
49 bool has_pending_fadeout() const;
50
51 // push new screen on screen_stack
52 void push_screen(std::unique_ptr<Screen> screen, std::unique_ptr<ScreenFade> fade = {});
53 void pop_screen(std::unique_ptr<ScreenFade> fade = {});
54 void set_screen_fade(std::unique_ptr<ScreenFade> fade);
55
56private:
57 struct FPS_Stats;
58 void draw_fps(DrawingContext& context, FPS_Stats& fps_statistics);
59 void draw_player_pos(DrawingContext& context);
60 void draw(Compositor& compositor, FPS_Stats& fps_statistics);
61 void update_gamelogic(float dt_sec);
62 void process_events();
63 void handle_screen_switch();
64
65private:
66 VideoSystem& m_video_system;
67 InputManager& m_input_manager;
68 std::unique_ptr<MenuStorage> m_menu_storage;
69 std::unique_ptr<MenuManager> m_menu_manager;
70 std::unique_ptr<ControllerHUD> m_controller_hud;
71
72 float m_speed;
73 struct Action
74 {
75 enum Type { PUSH_ACTION, POP_ACTION, QUIT_ACTION };
76 Type type;
77 std::unique_ptr<Screen> screen;
78
79 Action(Type type_,
80 std::unique_ptr<Screen> screen_ = {}) :
81 type(type_),
82 screen(std::move(screen_))
83 {}
84 };
85
86 std::vector<Action> m_actions;
87
88 std::unique_ptr<ScreenFade> m_screen_fade;
89 std::vector<std::unique_ptr<Screen> > m_screen_stack;
90};
91
92#endif
93
94/* EOF */
95