public void AddGlyph(char glyph)
{
if (!GlyphItems.ContainsKey(glyph))
{
GlyphItem item = new GlyphItem(glyph);
GlyphItems.Add(glyph, item);
dirty = true;
textureDirty = true;
version++;
allGlyphs = allGlyphs + new string(glyph, 1);
}
else
{
GlyphItems[glyph].AddRef();
}
}
public void AddGlyph(char glyph)
{
if (!GlyphItems.ContainsKey(glyph))
{
GlyphItem item = new GlyphItem(glyph);
GlyphItems.Add(glyph, item);
dirty = true;
textureDirty = true;
version++;
allGlyphs = allGlyphs + new string(glyph,1);
}
else
{
GlyphItems[glyph].AddRef();
}
}
public void PrepareBatch()
{
if (glyphCache == null)
{
glyphCache = GlyphCache.GetCache(Height);
}
// Add All Glyphs
foreach (Text3d t3d in Items)
{
foreach (char c in t3d.Text)
{
glyphCache.AddGlyph(c);
}
}
// Calculate Metrics
TextObject.Text = "";
TextObject.FontSize = (float)Height * .50f;
System.Drawing.Font font = TextObject.Font;
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Near;
Bitmap bmp = new Bitmap(20, 20);
Graphics g = Graphics.FromImage(bmp);
// Create Index Buffers
List <PositionColoredTextured> verts = new List <PositionColoredTextured>();
foreach (Text3d t3d in Items)
{
float fntAdjust = font.Size / 128f;
String text = t3d.Text;
SizeF size = g.MeasureString(text, font);
float factor = .6666f;
t3d.width = size.Width * (float)t3d.scale * factor;
t3d.height = size.Height * (float)t3d.scale * factor;
float left = 0;
int charsLeft = text.Length;
int index = 0;
// SetMeasurableCharacterRanges has a limit of 32 items per call;
while (charsLeft > 0)
{
int charsNow = Math.Min(32, charsLeft);
charsLeft -= charsNow;
CharacterRange[] ranges = new CharacterRange[charsNow];
for (int i = 0; i < charsNow; i++)
{
ranges[i] = new CharacterRange(i + index, 1);
}
sf.SetMeasurableCharacterRanges(ranges);
Region[] reg = g.MeasureCharacterRanges(text, font, new RectangleF(new PointF(0, 0), size), sf);
for (int i = 0; i < (charsNow); i++)
{
GlyphItem item = glyphCache.GetGlyphItem(text[i + index]);
RectangleF rectf = reg[i].GetBounds(g);
RectangleF position = new RectangleF(rectf.Left * (float)t3d.scale * factor, rectf.Top * (float)t3d.scale * factor, rectf.Width * (float)t3d.scale * factor, rectf.Height * (float)t3d.scale * factor);
position = new RectangleF(left * (float)t3d.scale * factor, 0 * (float)t3d.scale * factor, item.Extents.Width * fntAdjust * (float)t3d.scale * factor, item.Extents.Height * fntAdjust * (float)t3d.scale * factor);
left += item.Extents.Width * fntAdjust;
t3d.AddGlyphPoints(verts, item.Size, position, item.UVRect);
}
index += charsNow;
}
}
g.Dispose();
GC.SuppressFinalize(g);
bmp.Dispose();
font.Dispose();
vertCount = verts.Count;
vertexBuffer = new PositionColorTexturedVertexBuffer11(vertCount, RenderContext11.PrepDevice);
PositionColoredTextured[] vertBuf = (PositionColoredTextured[])vertexBuffer.Lock(0, 0); // Lock the buffer (which will return our structs)
for (int i = 0; i < vertCount; i++)
{
vertBuf[i] = verts[i];
}
vertexBuffer.Unlock();
glyphVersion = glyphCache.Version;
}
