public override void Reload()
{
Texture.Reload();
FontTextureData data = new FontTextureData(DataFilepath);
Load(data);
}
private void Load(FontTextureData data)
{
// validate texture size
if (Texture.Width != data.Atlas.Width || Texture.Height != data.Atlas.Height)
{
throw new System.ArgumentException(
$"Font texture data expects a size {data.Atlas.Width}x{data.Atlas.Height}, but a texture with size {Texture.Width}x{Texture.Height} was given."
);
}
LineHeight = data.Metrics.LineHeight;
Ascender = data.Metrics.Ascender;
Descender = data.Metrics.Descender;
UnderlinePosition = data.Metrics.UnderlineY;
UnderlineThickness = data.Metrics.UnderlineThickness;
AtlasKind = data.Atlas.Kind;
//GeneratedSize = data.Atlas.Size;
PixelDistanceRange = data.Atlas.DistanceRange;
foreach (KeyValuePair <uint, FontTextureDataGlyph> entry in data.Glyphs)
{
RegisterGlyph(
// charCode
entry.Key,
// source area
new Rectangle(
new Vector2(
entry.Value.AtlasBounds.Left,
entry.Value.AtlasBounds.Top
),
new Vector2(
entry.Value.AtlasBounds.Right,
entry.Value.AtlasBounds.Bottom
)
),
// bearing X
entry.Value.PlaneBounds.Left,
// bearing Y
entry.Value.PlaneBounds.Top,
// width
entry.Value.PlaneBounds.Right - entry.Value.PlaneBounds.Left,
// height
entry.Value.PlaneBounds.Bottom - entry.Value.PlaneBounds.Top,
// advance X
entry.Value.Advance,
// advance Y
0.0
);
}
}
public FontTextureRenderMap(Texture texture, string dataFilepath, float size)
{
Texture = texture;
DataFilepath = dataFilepath;
FontTextureData data = new FontTextureData(DataFilepath);
NominalWidth = NominalHeight = data.Atlas.Size;
Load(data);
}
