protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
string hello = "The quick brown fox jumps over the lazy dog.";
charCache = new Dictionary <char, GlyphData>();
Library lib = new Library();
Face fontFace = new Face(lib, "fonts/roboto-regular.ttf");
fontFace.SetCharSize(0, 18 * 64, 0, 96);
int wX = 0;
int wY = 0;
int xB = 0;
int pX = 0;
int pY = 0;
uint current = 0;
uint previous = 0;
GlyphData data;
DateTime iTimeS = DateTime.Now;
foreach (var item in hello)
{
current = fontFace.GetCharIndex(item);
if (!charCache.ContainsKey(item))
{
fontFace.LoadGlyph(current, LoadFlags.Default, LoadTarget.Normal);
fontFace.Glyph.RenderGlyph(RenderMode.Normal);
FTBitmap bitmap = fontFace.Glyph.Bitmap;
data = new GlyphData();
if (item != ' ')
{
data.buffer = bitmap.BufferData;
}
data.charIndex = current;
data.metrics = fontFace.Glyph.Metrics;
data.height = fontFace.Glyph.Metrics.Height / 64;
data.width = fontFace.Glyph.Metrics.Width / 64;
data.pitch = fontFace.Glyph.BitmapTop;
data.forward = fontFace.Glyph.BitmapLeft;
data.aX = fontFace.Glyph.Metrics.HorizontalAdvance;
data.aY = fontFace.Glyph.Metrics.VerticalAdvance;
charCache.Add(item, data);
}
else
{
data = charCache[item];
}
wX += data.aX / 64;
if (fontFace.HasKerning && previous != 0 && current != 0)
{
var kInfo = fontFace.GetKerning(previous, current, KerningMode.Default);
wX += kInfo.X / 64;
data.kX = kInfo.X / 64;
data.kY = kInfo.Y / 64;
}
previous = current;
}
xB = Math.Abs(fontFace.Size.Metrics.Descender / 64);
wY = fontFace.Size.Metrics.Height / 64;
DateTime iTimeF = DateTime.Now;
Console.WriteLine("Time in letting freetype render the glyphs: {0} milliseconds.", (iTimeF - iTimeS).TotalMilliseconds);
bmp = new Bitmap(wX, wY);
int[] map = new int[wX * wY];
for (int i = 0; i < map.Length; i++)
{
map[i] = 0;
}
current = 0;
previous = 0;
DateTime timeS = DateTime.Now;
for (int i = 0; i < hello.Length; i++)
{
GlyphData pdata = charCache[hello[i]];
for (int y = 0; y < pdata.height; y++)
{
for (int x = 0; x < pdata.width; x++)
{
int fx = x + pX + pdata.forward;
int fy = wY - pdata.pitch + y - xB;
fy = y + (wY - pdata.pitch - xB);
if (fy < 0 || fy >= wY)
{
//Console.WriteLine("Overflow on fy! :(");
continue;
}
if (fx < 0 || fx >= wX)
{
//Console.WriteLine("Overflow on fx! :(");
continue;
}
int fdata = pdata.buffer[y * pdata.width + x] + map[fy * wX + fx];
if (fdata >= 255)
{
fdata = 255;
}
map[fy * wX + fx] = (fdata << 24);
}
}
pX += pdata.aX / 64;
pX += pdata.kX;
}
BitmapData bData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
Marshal.Copy(map, 0, bData.Scan0, map.Length);
bmp.UnlockBits(bData);
map = null;
DateTime timeF = DateTime.Now;
Console.WriteLine("Time in mapping them pixels: {0} milliseconds.", (timeF - timeS).TotalMilliseconds);
GC.Collect();
ClientSize = new System.Drawing.Size(wX, wY);
StartPosition = FormStartPosition.CenterScreen;
BackColor = Color.White;
Invalidate();
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
string hello = "The quick brown fox jumps over the lazy dog.";
charCache = new Dictionary<char, GlyphData>();
Library lib = new Library();
Face fontFace = new Face(lib, "fonts/roboto-regular.ttf");
fontFace.SetCharSize(0, 18 * 64, 0, 96);
int wX = 0;
int wY = 0;
int xB = 0;
int pX = 0;
int pY = 0;
uint current = 0;
uint previous = 0;
GlyphData data;
DateTime iTimeS = DateTime.Now;
foreach (var item in hello)
{
current = fontFace.GetCharIndex(item);
if (!charCache.ContainsKey(item))
{
fontFace.LoadGlyph(current, LoadFlags.Default, LoadTarget.Normal);
fontFace.Glyph.RenderGlyph(RenderMode.Normal);
FTBitmap bitmap = fontFace.Glyph.Bitmap;
data = new GlyphData();
if (item != ' ')
data.buffer = bitmap.BufferData;
data.charIndex = current;
data.metrics = fontFace.Glyph.Metrics;
data.height = fontFace.Glyph.Metrics.Height / 64;
data.width = fontFace.Glyph.Metrics.Width / 64;
data.pitch = fontFace.Glyph.BitmapTop;
data.forward = fontFace.Glyph.BitmapLeft;
data.aX = fontFace.Glyph.Metrics.HorizontalAdvance;
data.aY = fontFace.Glyph.Metrics.VerticalAdvance;
charCache.Add(item, data);
}
else
{
data = charCache[item];
}
wX += data.aX / 64;
if (fontFace.HasKerning && previous != 0 && current != 0)
{
var kInfo = fontFace.GetKerning(previous, current, KerningMode.Default);
wX += kInfo.X / 64;
data.kX = kInfo.X / 64;
data.kY = kInfo.Y / 64;
}
previous = current;
}
xB = Math.Abs(fontFace.Size.Metrics.Descender / 64);
wY = fontFace.Size.Metrics.Height / 64;
DateTime iTimeF = DateTime.Now;
Console.WriteLine("Time in letting freetype render the glyphs: {0} milliseconds.", (iTimeF - iTimeS).TotalMilliseconds);
bmp = new Bitmap(wX, wY);
int[] map = new int[wX * wY];
for (int i = 0; i < map.Length; i++ )
{
map[i] = 0;
}
current = 0;
previous = 0;
DateTime timeS = DateTime.Now;
for (int i = 0; i < hello.Length; i++)
{
GlyphData pdata = charCache[hello[i]];
for (int y = 0; y < pdata.height; y++)
{
for (int x = 0; x < pdata.width; x++)
{
int fx = x + pX + pdata.forward;
int fy = wY - pdata.pitch + y - xB;
fy = y + (wY - pdata.pitch - xB);
if (fy < 0 || fy >= wY)
{
//Console.WriteLine("Overflow on fy! :(");
continue;
}
if (fx < 0 || fx >= wX)
{
//Console.WriteLine("Overflow on fx! :(");
continue;
}
int fdata = pdata.buffer[y * pdata.width + x] + map[fy * wX + fx];
if (fdata >= 255)
fdata = 255;
map[fy * wX + fx] = (fdata << 24);
}
}
pX += pdata.aX / 64;
pX += pdata.kX;
}
BitmapData bData = bmp.LockBits(new Rectangle(0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
Marshal.Copy(map, 0, bData.Scan0, map.Length);
bmp.UnlockBits(bData);
map = null;
DateTime timeF = DateTime.Now;
Console.WriteLine("Time in mapping them pixels: {0} milliseconds.", (timeF- timeS).TotalMilliseconds);
GC.Collect();
ClientSize = new System.Drawing.Size(wX, wY);
StartPosition = FormStartPosition.CenterScreen;
BackColor = Color.White;
Invalidate();
}
