anchovy.gui.skin.guiskin source code

1 /**
2 Copyright: Copyright (c) 2013-2014 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.skin.guiskin;
8 
9 import anchovy.gui;
10 import anchovy.graphics.interfaces.irenderer;
11 import anchovy.graphics.texture;
12 import anchovy.core.types;
13 
14 class GuiSkin
15 {
16 	string skinFilename;
17 	//May be replaced by atlas
18 	Texture texture;
19 	string textureFilename;
20 	string name;
21 
22 	Font[string] fonts;
23 	FontInfo[] fontInfos;
24 	GuiStyle[string] styles;
25 
26 	void addStyle(string styleName, GuiStyle style)
27 	{
28 		styles[styleName] = style;
29 	}
30 
31 	void loadResources(IGuiRenderer guiRenderer)
32 	{
33 		texture = guiRenderer.renderer.createTexture(textureFilename);
34 		foreach(ref FontInfo info; fontInfos)
35 		{
36 			uint font = guiRenderer.fontManager.createFont(info.filename, info.size);
37 			fonts[info.name] = guiRenderer.fontManager.getFont(font);
38 			fonts[info.name].verticalOffset = info.verticalOffset;
39 		}
40 	}
41 
42 	GuiStyle opIndex(string styleName)
43 	{
44 		return styles.get(styleName, null);
45 	}
46 
47 	override string toString() const
48 	{
49 		string result;
50 		result ~= "GuiSkin(Name:'" ~ name~"', textureFilename: '"~textureFilename~"'\n";
51 
52 		foreach(string styleName, ref style; styles)
53 		{
54 			result ~= styleName~"("~ style.toString ~ "\n";
55 		}
56 
57 		result ~=")\n";
58 		return result;
59 	}
60 }
61 
62 struct FontInfo
63 {
64 	string name;
65 	string filename;
66 	uint size;
67 	int verticalOffset;
68 }
69 
70 class GuiStyle
71 {
72 	GuiStyleState[string] states;
73 	string fontName; // "normal" by default
74 
75 	GuiStyleState opIndex(string stateName) const
76 	{
77 		const(GuiStyleState)* state = stateName in states;
78 		if (state is null) return states["normal"];
79 		return *state;
80 	}
81 
82 	override string toString() const
83 	{
84 		return "fixedBord:"~to!string(states["normal"].fixedBorders.toString) ~
85 			" contPadd:"~to!string(states["normal"].contentPadding.toString) ~
86 				" rect:"~to!string(states["normal"].atlasRect) ~
87 				"minSize: "~to!string(states["normal"].minSize);
88 	}
89 }
90 
91 struct GuiStyleState
92 {
93 	///Defines position and sizes of controls texture in skin teture
94 	Rect atlasRect;
95 
96 	/// Minimal size of the widget. If not explicitly specified equal to atlasRect size.
97 	/// It is highly recommended to set it to size equal or greater than atlasRect size to prevent glitches.
98 	ivec2 minSize;
99 
100 	/// Maximal size of the widget. By default equal to [0,0]. If maxSize is zero maxSize is not limited.
101 	ivec2 maxSize;
102 
103 	/// Defines offset of content rect from widget borders.
104 	RectOffset contentPadding;
105 
106 	/// Defines outline of skin rect. Useful for drawing highlighting.
107 	/// If skin has drawn outline, with this parameter set
108 	/// guiRenderer will draw that sides outside of rect.
109 	RectOffset outline;
110 
111 	/// Defines non-stretchable borders of texture.
112 	/// Corner parts will stay non-stretched.
113 	/// Left/right sides will be stretched vertically.
114 	/// Top/bottom sides will be stretched horizontally.
115 	/// Middle part will be stretched
116 	RectOffset fixedBorders;
117 
118 	Color textColor;
119 	Color backgroundColor;
120 }