/// <summary>
/// Updates texture colors by alpha
/// </summary>
/// <param name="texture"></param>
public static void PremultiplyAlpha(this Texture2D texture)
{
var data = CrossEngineStuff.GetData(texture);
for (int i = 0; i < data.Length; ++i)
{
data[i] = ApplyAlpha(data[i]);
}
CrossEngineStuff.SetData(texture, data);
}
public static TextureRegionAtlas FromXml(string xml, Texture2D texture)
{
var doc = XDocument.Parse(xml);
var root = doc.Root;
var regions = new Dictionary <string, TextureRegion>();
foreach (XElement entry in root.Elements())
{
var id = entry.Attribute(BaseContext.IdName).Value;
var bounds = new Rectangle(
int.Parse(entry.Attribute(LeftName).Value),
int.Parse(entry.Attribute(TopName).Value),
int.Parse(entry.Attribute(WidthName).Value),
int.Parse(entry.Attribute(HeightName).Value)
);
var isNinePatch = entry.Name == NinePatchRegionName;
TextureRegion region;
if (!isNinePatch)
{
region = new TextureRegion(texture, bounds);
}
else
{
var padding = new PaddingInfo
{
Left = int.Parse(entry.Attribute(NinePatchLeftName).Value),
Top = int.Parse(entry.Attribute(NinePatchTopName).Value),
Right = int.Parse(entry.Attribute(NinePatchRightName).Value),
Bottom = int.Parse(entry.Attribute(NinePatchBottomName).Value)
};
region = new NinePatchRegion(texture, bounds, padding);
}
regions[id] = region;
}
return(new TextureRegionAtlas(regions));
}
public static TextureRegionAtlas FromJson(string json, Texture2D texture)
{
var root = JObject.Parse(json);
var regions = new Dictionary <string, TextureRegion>();
foreach (var pair in root)
{
var entry = pair.Value;
var jBounds = entry[StylesheetLoader.BoundsName];
var bounds = new Rectangle(int.Parse(jBounds[StylesheetLoader.LeftName].ToString()),
int.Parse(jBounds[StylesheetLoader.TopName].ToString()),
int.Parse(jBounds[StylesheetLoader.WidthName].ToString()),
int.Parse(jBounds[StylesheetLoader.HeightName].ToString()));
TextureRegion region;
if (entry[StylesheetLoader.TypeName].ToString() == "0")
{
region = new TextureRegion(texture, bounds);
}
else
{
var jPadding = entry[StylesheetLoader.PaddingName];
var padding = new PaddingInfo
{
Left = int.Parse(jPadding[StylesheetLoader.LeftName].ToString()),
Top = int.Parse(jPadding[StylesheetLoader.TopName].ToString()),
Right = int.Parse(jPadding[StylesheetLoader.RightName].ToString()),
Bottom = int.Parse(jPadding[StylesheetLoader.BottomName].ToString())
};
region = new NinePatchRegion(texture, bounds, padding);
}
regions[pair.Key.ToString()] = region;
}
return(new TextureRegionAtlas(regions));
}
