anchovy.gui.application.application source code

1 /**
2 Copyright: Copyright (c) 2014 Andrey Penechko.
3 License: a$(WEB boost.org/LICENSE_1_0.txt, Boost License 1.0).
4 Authors: Andrey Penechko.
5 */
6 
7 module anchovy.gui.application.application;
8 
9 import std.stdio : writeln;
10 import anchovy.core.interfaces.iwindow;
11 import anchovy.gui;
12 
13 public import anchovy.gui.application.eventaggregator;
14 public import anchovy.gui.application.fpshelper;
15 
16 class Application(WindowType)
17 {
18 	IWindow window;
19 	EventAggregator!WindowType aggregator;
20 	FpsHelper fpsHelper;
21 	TimerManager timerManager;
22 	bool isRunning = true;
23 	Color clearColor = Color(50, 10, 45);
24 
25 	IRenderer renderer;
26 	IGuiRenderer guiRenderer;
27 
28 	GuiContext context;
29 	TemplateManager templateManager;
30 
31 	this(uvec2 windowSize, string caption)
32 	{
33 		window = new WindowType();
34 
35 		aggregator = new EventAggregator!WindowType(this, window);
36 		
37 		window.init(windowSize, caption);
38 	}
39 
40 	void run(in string[] args)
41 	{
42 		init(args);
43 		load(args);
44 
45 		double lastTime = window.elapsedTime;
46 		double newTime;
47 
48 		while(isRunning)
49 		{	
50 			window.processEvents();
51 
52 			newTime = window.elapsedTime;
53 
54 			update(newTime - lastTime);
55 
56 			lastTime = newTime;
57 
58 			draw();
59 
60 			fpsHelper.sleepAfterFrame(lastTime - window.elapsedTime);
61 		}
62 
63 		unload();
64 
65 		window.releaseWindow;
66 	}
67 
68 	string[] getHardwareInfo()
69 	{
70 		import core.cpuid;
71 		import anchovy.utils.string : ZToString;
72 
73 		return [
74 			"CPU vendor: " ~ vendor,
75 			"CPU name: " ~ processor,
76 			"Cores: " ~ to!string(coresPerCPU),
77 			"Threads: " ~ to!string(threadsPerCPU),
78 			"CPU chache levels: " ~ to!string(cacheLevels),
79 			"GPU vendor: " ~ ZToString(glGetString(GL_VENDOR)),
80 			"Renderer: " ~ ZToString(glGetString(GL_RENDERER)),
81 			"OpenGL version: " ~ ZToString(glGetString(GL_VERSION)),
82 			"GLSL version: " ~ ZToString(glGetString(GL_SHADING_LANGUAGE_VERSION)),
83 		];
84 	}
85 
86 	void init(in string[] args)
87 	{
88 
89 		dstring cyrillicChars = "АБВГДЕЁЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдеёжзийклмнопрстуфхцчшщъыьэюяє"d;
90 
91 		// ----------------------------- Setting renderer -----------------------------
92 		renderer = new Ogl3Renderer(window);
93 		renderer.setClearColor(clearColor);
94 
95 		// ----------------------------- Skin loading ---------------------------------
96 		string graySkinSource = cast(string)read("skingray.json");
97 		auto skinParser = new JsonGuiSkinParser;
98 		auto graySkin = skinParser.parse(graySkinSource);
99 
100 		// ----------------------------- Gui renderer ---------------------------------
101 		guiRenderer = new SkinnedGuiRenderer(renderer, graySkin);
102 		guiRenderer.fontManager.charCache ~= cyrillicChars;
103 		graySkin.loadResources(guiRenderer);
104 
105 		timerManager = new TimerManager(delegate double(){return window.elapsedTime;});
106 
107 		// ----------------------------- Template classes -----------------------------
108 		auto templateParser = new TemplateParser;
109 		templateManager = new TemplateManager(templateParser);
110 
111 		// ----------------------------- Setting context ------------------------------
112 		context = new GuiContext(guiRenderer, timerManager, templateManager, graySkin);
113 		context.setClipboardStringCallback = (dstring newStr) => window.clipboardString = to!string(newStr);
114 		context.getClipboardStringCallback = delegate dstring(){return to!dstring(window.clipboardString);};
115 		context.attachDefaultBehaviors();
116 		context.attachDefaultLayouts();
117 
118 		// ----------------------------- Rendering settings ---------------------------
119 		renderer.enableAlphaBlending();
120 		glEnable(GL_SCISSOR_TEST);
121 	}
122 
123 	void load(in string[] args)
124 	{
125 
126 	}
127 
128 	void unload()
129 	{
130 
131 	}
132 
133 	void update(double dt)
134 	{
135 		fpsHelper.update(dt);
136 		timerManager.updateTimers(window.elapsedTime);
137 		context.update(dt);
138 	}
139 
140 	void draw()
141 	{
142 		guiRenderer.setClientArea(Rect(0, 0, window.size.x, window.size.y));
143 		glClear(GL_COLOR_BUFFER_BIT);
144 
145 		context.eventDispatcher.draw();
146 
147 		window.swapBuffers();
148 	}
149 
150 	void closePressed()
151 	{
152 	}
153 
154 	void printTree()
155 	{
156 		void printWidget(Widget widget, string spacing)
157 		{
158 			auto children = widget["children"].get!(Widget[]);
159 			writefln("-%s %s", widget["type"], widget["name"]);
160 
161 			if (children.length > 0)
162 			{
163 				foreach(child; children[0..$-1])
164 				{
165 					writef("%s ├", spacing);
166 					printWidget(child, spacing~" |");
167 				}
168 				writef("%s └", spacing);
169 				printWidget(children[$-1], spacing~"  ");
170 			}
171 		}
172 
173 		foreach(root; context.roots)
174 		{
175 			printWidget(root, "");
176 		}
177 		writeln;
178 	}
179 }