private void OutputFiles(string assetsFolderPath, SpriteFontBuildSpec buildSpec, Bitmap bmp, List <CharacterSprite> charSprites)
{
string textureFilePath = Path.Combine(assetsFolderPath, buildSpec.textureRelativeOutputFilePath);
EnsureDirectoryExists(textureFilePath);
bmp.Save(textureFilePath, ImageFormat.Png);
string ssFilePath = Path.Combine(assetsFolderPath, buildSpec.ssRelativeOutputFilePath);
EnsureDirectoryExists(ssFilePath);
using (var sw = new StreamWriter(ssFilePath, false, Encoding.ASCII))
{
sw.WriteLine("texture-asset-ref " + buildSpec.textureRelativeOutputFilePath);
foreach (var charSprite in charSprites)
{
string c = charSprite.c.ToString();
if (c == " ")
{
c = "SPACE";
}
sw.WriteLine("sprite " + c + " " + charSprite.x + " " + charSprite.y + " " + charSprite.width + " " + charSprite.height);
}
}
}
private void BuildSpriteFont(string assetsFolderPath, SpriteFontBuildSpec buildSpec)
{
var bmp = new Bitmap(buildSpec.textureWidth, buildSpec.textureHeight);
var gfx = Graphics.FromImage(bmp);
var font = new Font(buildSpec.fontName, buildSpec.fontEmSize);
var brush = new SolidBrush(Color.FromArgb(buildSpec.fontColour.red, buildSpec.fontColour.green, buildSpec.fontColour.blue));
gfx.Clear(Color.Transparent);
gfx.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
var chars = new List <char>();
for (int i = 32; i < 127; i++)
{
chars.Add((char)i);
}
var charSprites = new List <CharacterSprite>();
var charPoint = new Point(0, 0);
foreach (var c in chars)
{
// The dimensions come out wierd for spaces, so use 'i' instead.
string measurementString = c != ' ' ? c.ToString() : 'i'.ToString();
string renderString = c.ToString();
var charSize = gfx.MeasureString(measurementString, font, new Point(0, 0), StringFormat.GenericTypographic);
if (charPoint.X + charSize.Width > bmp.Width)
{
charPoint.X = 0;
charPoint.Y += (int)charSize.Height;
}
gfx.DrawString(renderString, font, brush, charPoint, StringFormat.GenericTypographic);
var charSprite = new CharacterSprite();
charSprite.c = c;
charSprite.x = charPoint.X;
charSprite.y = charPoint.Y;
charSprite.width = (int)charSize.Width;
charSprite.height = (int)charSize.Height;
charSprites.Add(charSprite);
charPoint.X += (int)charSize.Width;
}
OutputFiles(assetsFolderPath, buildSpec, bmp, charSprites);
}
