mirror of
https://github.com/wesnoth/wesnoth
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90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
/* $Id$ */
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/*
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Copyright (C) 2005 - 2009 by Joeri Melis <joeri_melis@hotmail.com>
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Part of the Battle for Wesnoth Project http://www.wesnoth.org/
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 2
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or at your option any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY.
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See the COPYING file for more details.
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*/
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/** @file loadscreen.hpp */
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#ifndef JM_LOADSCREEN_HPP
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#define JM_LOADSCREEN_HPP
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class CVideo;
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#include "SDL.h"
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#include "global.hpp"
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#include "sdl_utils.hpp"
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#include <string>
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class loadscreen {
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public:
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// Preferred constructor
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explicit loadscreen(CVideo &screen, const int &percent = 0);
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// Keep default copy constructor
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// Keep default copy assignment
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// Destructor, dumps the counter values to stderr
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~loadscreen()
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{
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dump_counters();
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}
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/** Function to display a load progress bar. */
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void set_progress(const int percentage=0, const std::string &text="", const bool commit=true);
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/** Function to increment the progress bar. */
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void increment_progress(const int percentage=1, const std::string &text="", const bool commit=true);
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/** Function to draw a blank screen. */
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void clear_screen(const bool commit=true);
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// Counters
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int filesystem_counter;
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int setconfig_counter;
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int parser_counter;
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/**
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* A global loadscreen instance that can be used to avoid
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* passing it on to functions that are many levels deep.
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*/
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static loadscreen *global_loadscreen;
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struct global_loadscreen_manager {
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explicit global_loadscreen_manager(CVideo& screen);
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~global_loadscreen_manager();
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static global_loadscreen_manager* get()
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{ return manager; }
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void reset();
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private:
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static global_loadscreen_manager* manager;
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bool owns;
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};
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private:
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// Prohibit default constructor
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loadscreen();
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// Data members
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CVideo &screen_;
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SDL_Rect textarea_;
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surface logo_surface_;
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bool logo_drawn_;
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int pby_offset_;
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int prcnt_;
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void dump_counters() const;
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};
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// Global accessible functions that centralize the loadscreen related work.
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void increment_filesystem_progress();
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void increment_set_config_progress();
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void increment_parser_progress();
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#endif
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