private static SizeF GetSprites(
GlyphEnumerator glyphs, ICollection <GlyphSprite> output, Vector2 position,
Color color, float rotation, Vector2 origin, Vector2 scale, float depth, RectangleF?clipRect)
{
GlyphSprite sprite;
SizeF size = SizeF.Empty;
int index = 0;
while (glyphs.MoveNext())
{
Glyph glyph = glyphs.CurrentGlyph;
if (glyph.FontRegion == null)
{
continue;
}
Vector2 glyphOrigin = position - glyph.Position + origin;
Vector2 newPos = position;
TextureRegion2D region = glyph.FontRegion.TextureRegion;
sprite.Visible = region.Bounds.IsVisible(
ref newPos, glyphOrigin, scale, clipRect, out RectangleF srcRect);
if (!sprite.Visible) // restore values
{
newPos = position;
srcRect = region.Bounds;
}
sprite.Char = glyph.Character;
sprite.Texture = region.Texture;
sprite.Index = index;
sprite.SourceRect = srcRect;
sprite.Position = newPos;
sprite.Color = color;
sprite.Rotation = rotation;
sprite.Origin = glyphOrigin;
sprite.Scale = scale;
sprite.Depth = depth;
output.Add(sprite);
index++;
float rowX = glyph.Position.X + srcRect.Width * scale.X - newPos.X;
if (rowX > size.Width)
{
size.Width = rowX;
}
float rowY = glyph.Position.Y + srcRect.Height * scale.Y - newPos.Y;
if (rowY > size.Height)
{
size.Height = rowY;
}
}
return(new SizeF(size.Width, size.Height));
}
private static SizeF GetGlyphBatchedSprites(
GlyphEnumerator glyphs, ICollection <GlyphBatchedSprite> output, Vector2 position,
Color color, float rotation, Vector2 origin, Vector2?scale, float depth, RectangleF?clipRect)
{
GlyphBatchedSprite sprite;
var size = new SizeF();
var scaleValue = scale ?? Vector2.One;
int index = 0;
while (glyphs.MoveNext())
{
Glyph glyph = glyphs.CurrentGlyph;
if (glyph.FontRegion == null)
{
continue;
}
Vector2 glyphOrigin = position - glyph.Position + origin;
Vector2 newPos = position;
TextureRegion2D region = glyph.FontRegion.TextureRegion;
sprite.Visible = region.Bounds.IsVisible(
ref newPos, glyphOrigin, scaleValue, clipRect, out RectangleF srcRect);
if (!sprite.Visible) // restore values
{
newPos = position;
srcRect = region.Bounds;
}
sprite.Char = glyph.Character;
sprite.Index = index;
sprite.Texture = region.Texture;
sprite.Sprite = default;
sprite.Sprite.SetTransform(newPos, rotation, scale, origin, srcRect.Size);
sprite.Sprite.SetTexCoords(sprite.Texture.Texel, srcRect);
sprite.Sprite.SetDepth(depth);
sprite.Sprite.SetColor(color);
output.Add(sprite);
index++;
float rowX = glyph.Position.X + srcRect.Width * scaleValue.X - newPos.X;
if (rowX > size.Width)
{
size.Width = rowX;
}
float rowY = glyph.Position.Y + srcRect.Height * scaleValue.Y - newPos.Y;
if (rowY > size.Height)
{
size.Height = rowY;
}
}
return(new SizeF(size.Width, size.Height));
}
private static void DrawString(
SpriteBatch batch, IEnumerator <Glyph> glyphs, Vector2 position, Color color,
float rotation, Vector2 origin, Vector2 scale, float depth, RectangleF?clipRect)
{
while (glyphs.MoveNext())
{
Glyph glyph = glyphs.Current;
if (glyph.FontRegion == null)
{
continue;
}
Vector2 characterOrigin = position - glyph.Position + origin;
batch.Draw(
glyph.FontRegion.TextureRegion, position, color,
rotation, characterOrigin, scale, SpriteEffects.None, depth, clipRect);
}
}
private static void GetSprites(
IList <Glyph> glyphs, ICollection <GlyphSprite> output, Vector2 position,
Color color, float rotation, Vector2 origin, Vector2 scale, float depth, RectangleF?clipRect)
{
GlyphSprite sprite;
for (int i = 0, count = glyphs.Count; i < count; i++)
{
Glyph glyph = glyphs[i];
if (glyph.FontRegion != null)
{
Vector2 glyphOrigin = origin - glyph.Position;
Vector2 newPos = position;
TextureRegion2D region = glyph.FontRegion.TextureRegion;
sprite.Visible = region.Bounds.IsVisible(
ref newPos, glyphOrigin, scale, clipRect, out RectangleF srcRect);
if (!sprite.Visible) // restore values
{
newPos = position;
srcRect = region.Bounds;
}
sprite.Char = glyph.Character;
sprite.Texture = glyph.FontRegion.TextureRegion.Texture;
sprite.Index = i;
sprite.SourceRect = srcRect;
sprite.Position = newPos;
sprite.Color = color;
sprite.Rotation = rotation;
sprite.Origin = glyphOrigin;
sprite.Scale = scale;
sprite.Depth = depth;
output.Add(sprite);
}
}
}
private static void GetBatchedSprites(
IList <Glyph> glyphs, ICollection <GlyphBatchedSprite> output, Vector2 position, Color color,
float rotation, Vector2 origin, Vector2 scale, float depth, RectangleF?clipRect)
{
GlyphBatchedSprite sprite;
for (int i = 0, count = glyphs.Count; i < count; i++)
{
Glyph glyph = glyphs[i];
if (glyph.FontRegion != null)
{
Vector2 glyphOrigin = -glyph.Position + origin;
Vector2 newPos = position;
TextureRegion2D region = glyph.FontRegion.TextureRegion;
sprite.Visible = region.Bounds.IsVisible(
ref newPos, glyphOrigin, scale, clipRect, out RectangleF srcRect);
if (!sprite.Visible) // restore values
{
newPos = position;
srcRect = region.Bounds;
}
sprite.Char = glyph.Character;
sprite.Index = i;
sprite.Texture = glyph.FontRegion.TextureRegion.Texture;
sprite.Sprite = default;
sprite.Sprite.SetTransform(newPos, rotation, scale, origin, srcRect.Size);
sprite.Sprite.SetTexCoords(sprite.Texture.Texel, srcRect);
sprite.Sprite.SetDepth(depth);
sprite.Sprite.SetColor(color);
output.Add(sprite);
}
}
}
