private BufferedImage getFontImage(Bf4File fontFile) {
// Try to create a nice square (power of two is really waste of space...)
int area =
fontFile.getMaxHeight()
* fontFile.getAvgWidth()
* fontFile.getGlyphCount(); // This is how many square pixels we need, approximate
int side =
(int) FastMath.ceil(FastMath.sqrt(area))
+ 10; // The plus is just a bit padding to make sure everything fits
// Divisible by two
if (side % 2 != 0) {
side++;
}
// Create the image
return new BufferedImage(side, side, BufferedImage.TYPE_BYTE_BINARY, Bf4File.getCm());
}
public FontCreator(Bf4File fontFile) {
// Create right sized font image
fontImage = getFontImage(fontFile);
// Write the header description
StringBuilder sb = new StringBuilder(1000);
sb.append("info face=\"");
sb.append(
getFileName()
.substring(
0,
getFileName().length()
- 4)); // For current Nifty batching the face needs to be unique
sb.append("\" ");
sb.append("size=");
sb.append(getFontSize());
sb.append(" ");
sb.append("bold=0 ");
sb.append("italic=0 ");
sb.append("unicode=1 ");
sb.append("stretchH=100 ");
sb.append("smooth=0 ");
sb.append("aa=0 ");
sb.append("padding=0,0,0,0 ");
sb.append("spacing=1,1 ");
sb.append("\n");
sb.append("common lineHeight=");
sb.append(fontFile.getMaxHeight());
sb.append(" ");
sb.append("base=26 ");
sb.append("scaleW=");
sb.append(fontImage.getWidth());
sb.append(" ");
sb.append("scaleH=");
sb.append(fontImage.getHeight());
sb.append(" ");
sb.append("pages=1 ");
sb.append("packed=0 ");
sb.append("\n");
sb.append("page id=0 file=\"");
sb.append(getFileName());
sb.append("\"\n");
sb.append("chars count=");
sb.append(fontFile.getMaxCodePoint());
sb.append("\n");
// Draw the fonts and write the descriptions
Graphics2D g = (Graphics2D) fontImage.getGraphics();
int x = 0;
int y = 0;
insertedChars = new HashSet<>(fontFile.getCount());
for (Bf4Entry entry : fontFile) {
if (!insertedChars.contains((int) entry.getCharacter())) {
insertedChars.add((int) entry.getCharacter());
if (entry.getImage() != null) {
// See if we still fit & draw
if (x + entry.getWidth() > fontImage.getWidth()) {
x = 0;
y += fontFile.getMaxHeight();
}
g.drawImage(entry.getImage(), x, y, null);
}
// Update description
sb.append("char id=");
sb.append(Integer.toString(entry.getCharacter()));
sb.append(" x=");
sb.append(x);
sb.append(" y=");
sb.append(y);
sb.append(" width=");
sb.append(entry.getWidth());
sb.append(" height=");
sb.append(entry.getHeight());
sb.append(" xoffset=");
sb.append(entry.getOffsetX());
sb.append(" yoffset=");
sb.append(entry.getOffsetY());
sb.append(" xadvance=");
sb.append(entry.getOuterWidth());
sb.append(" page=0");
sb.append(" chnl=0\n");
if (entry.getImage() != null) {
// Update the x pos
x += entry.getWidth();
}
}
}
g.dispose();
// Set the description
description = sb.toString();
}