protected override void LoadContent()
{
base.LoadContent();
MyraEnvironment.Game = this;
// Create resource asset resolver
var assetResolver = new ResourceAssetResolver(GetType().Assembly, "Myra.Samples.CustomUIStylesheet.Resources.");
// Load image containing font & ui spritesheet
Texture2D texture;
using (var stream = assetResolver.Open("ui_stylesheet_atlas.png"))
{
texture = Texture2D.FromStream(GraphicsDevice, stream);
}
// Load ui text atlas
var textureAtlas = TextureRegionAtlas.FromXml(assetResolver.ReadAsString("ui_stylesheet_atlas.xml"), texture);
// Load ui font(s)
var region = textureAtlas["commodore-64"];
var fonts = new Dictionary <string, SpriteFont>
{
["commodore-64"] =
BMFontLoader.LoadText(
assetResolver.ReadAsString("commodore-64.fnt"),
s => new TextureWithOffset(region.Texture, region.Bounds.Location)
)
};
// Load stylesheet
var stylesheet = Stylesheet.LoadFromSource(
assetResolver.ReadAsString("ui_stylesheet.xml"),
s => textureAtlas[s],
s => fonts[s]);
Stylesheet.Current = stylesheet;
_desktop = new Desktop();
_allWidgets = new AllWidgets();
_allWidgets._button.Image = textureAtlas["music-off"];
_allWidgets._imageButton.Image = textureAtlas["sound-off"];
_desktop.Widgets.Add(_allWidgets);
}
private Stylesheet StylesheetFromFile(string path)
{
if (!Path.IsPathRooted(path))
{
path = Path.Combine(Path.GetDirectoryName(FilePath), path);
}
Stylesheet stylesheet;
if (_stylesheetCache.TryGetValue(path, out stylesheet))
{
return(stylesheet);
}
var data = File.ReadAllText(path);
var doc = XDocument.Parse(data);
var root = doc.Root;
var textureAtlases = new Dictionary <string, TextureRegionAtlas>();
var fonts = new Dictionary <string, SpriteFont>();
var designer = root.Element("Designer");
if (designer != null)
{
var folder = Path.GetDirectoryName(path);
foreach (var element in designer.Elements())
{
if (element.Name == "TextureAtlas")
{
var atlasPath = BuildPath(folder, element.Attribute("Atlas").Value);
var imagePath = BuildPath(folder, element.Attribute("Image").Value);
using (var stream = File.OpenRead(imagePath))
{
var texture = Texture2D.FromStream(GraphicsDevice, stream);
var atlasData = File.ReadAllText(atlasPath);
textureAtlases[Path.GetFileName(atlasPath)] = TextureRegionAtlas.FromXml(atlasData, texture);
}
}
else if (element.Name == "Font")
{
var id = element.Attribute("Id").Value;
var fontPath = BuildPath(folder, element.Attribute("File").Value);
var fontData = File.ReadAllText(fontPath);
fonts[id] = BMFontLoader.LoadText(fontData,
s =>
{
if (s.Contains("#"))
{
var parts = s.Split('#');
var region = textureAtlases[parts[0]][parts[1]];
return(new TextureWithOffset(region.Texture, region.Bounds.Location));
}
var imagePath = BuildPath(folder, s);
using (var stream = File.OpenRead(imagePath))
{
var texture = Texture2D.FromStream(GraphicsDevice, stream);
return(new TextureWithOffset(texture));
}
});
}
}
}
stylesheet = Stylesheet.LoadFromSource(data,
s =>
{
TextureRegion result;
foreach (var pair in textureAtlases)
{
if (pair.Value.Regions.TryGetValue(s, out result))
{
return(result);
}
}
throw new Exception(string.Format("Could not find texture region '{0}'", s));
},
s =>
{
SpriteFont result;
if (fonts.TryGetValue(s, out result))
{
return(result);
}
throw new Exception(string.Format("Could not find font '{0}'", s));
}
);
_stylesheetCache[path] = stylesheet;
return(stylesheet);
}