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BdfFontDemo/README.md
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@ -222,3 +222,39 @@ ________,________,________,
________,________,________, ________,________,________,
``` ```
# Heder file format
This indicates the width of the FONTBOUNDINGBOX.
``
// fontboundingbox_width
21,
```
This indicates the height of the FONTBOUNDINGBOX.
```
// fontboundingbox_height
26,
```
This shows the font information for the characters.
```
// 'd'
100,14,8,12,1,0,39,8,20,0x00,0xe0,0x00,0x00,---------------,0x00,0x00,0x00,
| | | | | | | | | |
| | | | | | | | | +- Font pattern
| | | | | | | | +---- Last row in Y direction
| | | | | | | +------ First row in Y direction
| | | | | | +--------- Number of font patterns
| | | | | +----------- BBX Y offset
| | | | +------------- BBX X offset
| | | +---------------- BBX Y pixel
| | +------------------ BBX X pixel
| +--------------------- Font width pixel
+------------------------ Encoding
```
This marks the end of the font.
```
// EOF
0,0,0,0,0,0,0,0,0
```