public TextBounds DrawWrapped(GdxSpriteBatch spriteBatch, CharSequence str, float x, float y, float wrapWidth, HAlignment alignment)
{
_cache.Clear();
TextBounds bounds = _cache.AddWrappedText(str, x, y, wrapWidth, alignment);
_cache.Draw(spriteBatch);
return(bounds);
}
public TextBounds DrawMultiLine(GdxSpriteBatch spriteBatch, CharSequence str, float x, float y, float alignmentWidth, HAlignment alignment)
{
_cache.Clear();
TextBounds bounds = _cache.AddMultiLineText(str, x, y, alignmentWidth, alignment);
_cache.Draw(spriteBatch);
return(bounds);
}
public TextBounds Draw(GdxSpriteBatch spriteBatch, CharSequence str, float x, float y, int start, int end)
{
_cache.Clear();
TextBounds bounds = _cache.AddText(str, x, y, start, end);
_cache.Draw(spriteBatch);
return(bounds);
}
public TextBounds Draw(GdxSpriteBatch spriteBatch, CharSequence str, float x, float y)
{
_cache.Clear();
TextBounds bounds = _cache.AddText(str, x, y, 0, str.Length);
_cache.Draw(spriteBatch);
return(bounds);
}
public TextBounds AddText(CharSequence str, float x, float y, int start, int end)
{
Require(end - start);
y += Font.Data.Ascent;
return(Bounds = new TextBounds()
{
Width = AddToCache(str, x, y, start, end),
Height = Font.Data.CapHeight,
});
}
public TextBounds AddMultiLineText(CharSequence str, float x, float y, float alignmentWidth, HAlignment alignment)
{
BitmapFont font = Font;
int length = str.Length;
Require(length);
y += Font.Data.Ascent;
float down = font.Data.Down;
float maxWidth = 0;
float startY = y;
int start = 0;
int numLines = 0;
while (start < length)
{
int lineEnd = BitmapFont.IndexOf(str, '\n', start);
float xOffset = 0;
float lineWidth = 0;
if (alignment != HAlignment.Left)
{
lineWidth = font.GetBounds(str, start, lineEnd).Width;
xOffset = alignmentWidth - lineWidth;
if (alignment == HAlignment.Center)
{
xOffset /= 2;
}
}
lineWidth = AddToCache(str, x + xOffset, y, start, lineEnd);
maxWidth = Math.Max(maxWidth, lineWidth);
start = lineEnd + 1;
y += down;
numLines++;
}
return(Bounds = new TextBounds()
{
Width = maxWidth,
Height = font.Data.CapHeight + (numLines - 1) * font.Data.LineHeight,
});
}
public TextBounds AddWrappedText(CharSequence str, float x, float y, float wrapWidth, HAlignment alignment)
{
BitmapFont font = Font;
int length = str.Length;
Require(length);
y += font.Data.Ascent;
float down = font.Data.Down;
if (wrapWidth <= 0)
{
wrapWidth = int.MaxValue;
}
float maxWidth = 0;
int start = 0;
int numLines = 0;
while (start < length)
{
int newLine = BitmapFont.IndexOf(str, '\n', start);
while (start < newLine)
{
if (!BitmapFont.IsWhitespace(str[start]))
{
break;
}
start++;
}
int lineEnd = start + font.ComputeVisibleGlyphs(str, start, newLine, wrapWidth);
int nextStart = lineEnd + 1;
if (lineEnd < newLine)
{
while (lineEnd > start)
{
if (BitmapFont.IsWhitespace(str[lineEnd]))
{
break;
}
lineEnd--;
}
if (lineEnd == start)
{
if (nextStart > start + 1)
{
nextStart--;
}
lineEnd = nextStart;
}
else
{
nextStart = lineEnd;
while (lineEnd > start)
{
if (!BitmapFont.IsWhitespace(str[lineEnd - 1]))
{
break;
}
lineEnd--;
}
}
}
if (lineEnd > start)
{
float xOffset = 0;
float lineWidth = 0;
if (alignment != HAlignment.Left)
{
lineWidth = font.GetBounds(str, start, lineEnd).Width;
xOffset = wrapWidth - lineWidth;
if (alignment == HAlignment.Center)
{
xOffset /= 2;
}
}
lineWidth = AddToCache(str, x + xOffset, y, start, lineEnd);
maxWidth = Math.Max(maxWidth, lineWidth);
}
start = nextStart;
y += down;
numLines++;
}
return(Bounds = new TextBounds()
{
Width = maxWidth,
Height = font.Data.CapHeight + (numLines - 1) * font.Data.LineHeight,
});
}
