Dgame.Window.all source code

1 /*
2  *******************************************************************************************
3  * Dgame (a D game framework) - Copyright (c) Randy Schütt
4  * 
5  * This software is provided 'as-is', without any express or implied warranty.
6  * In no event will the authors be held liable for any damages arising from
7  * the use of this software.
8  * 
9  * Permission is granted to anyone to use this software for any purpose,
10  * including commercial applications, and to alter it and redistribute it
11  * freely, subject to the following restrictions:
12  * 
13  * 1. The origin of this software must not be misrepresented; you must not claim
14  *    that you wrote the original software. If you use this software in a product,
15  *    an acknowledgment in the product documentation would be appreciated but is
16  *    not required.
17  * 
18  * 2. Altered source versions must be plainly marked as such, and must not be
19  *    misrepresented as being the original software.
20  * 
21  * 3. This notice may not be removed or altered from any source distribution.
22  *******************************************************************************************
23  */
24 module Dgame.Window.all;
25 
26 private {
27 	debug import std.stdio : writeln;
28 	import std.exception : enforce;
29 	import std.conv : to;
30 	
31 	import derelict.sdl2.sdl;
32 	import derelict.sdl2.image;
33 	import derelict.sdl2.ttf;
34 	import derelict.opengl3.gl;
35 }
36 
37 public {
38 	import Dgame.Window.EventHandler; // imports already Dgame.Window.Event
39 	import Dgame.Window.MessageBox;
40 	import Dgame.Window.VideoMode;
41 	import Dgame.Window.Window;
42 }
43 
44 shared static this() {
45 	DerelictSDL2.load();
46 	DerelictSDL2Image.load();
47 	DerelictSDL2ttf.load();
48 	DerelictGL.load();
49 	
50 	// Initialize SDL2
51 	if (SDL_Init(SDL_INIT_VIDEO) != 0)
52 		throw new Exception("SDL Error: " ~ to!string(SDL_GetError()));
53 	
54 	enum ImgFlags = IMG_INIT_JPG | IMG_INIT_PNG;
55 	
56 	const int initted = IMG_Init(ImgFlags);
57 	if ((initted & ImgFlags) != ImgFlags)
58 		throw new Exception("IMG_Init: Failed to init required jpg and png support!\nIMG_Init: "
59 		                    ~ to!string(IMG_GetError()));
60 	
61 	if (TTF_Init() < 0)
62 		throw new Exception("TTF konnte nicht gestartet werden.");
63 	
64 	enforce(TTF_WasInit() == 1, "SDL TTF wurde nicht korrekt initialisiert.");
65 	
66 	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
67 	SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1);
68 }
69 
70 shared static ~this() {
71 	debug writeln("quit sdl");
72 	
73 	// unload the dynamically loaded image libraries
74 	IMG_Quit();
75 	// unload the TTF support
76 	TTF_Quit();
77 	// Uninitialize SDL2 and exit the program
78 	SDL_Quit();
79 }