Diff: gfxfont.h

Revision:

0:9442efe129e7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfxfont.h	Thu Oct 11 01:58:04 2018 +0000
@@ -0,0 +1,29 @@
+// Font structures for newer Adafruit_GFX (1.1 and later).
+// Example fonts are included in 'Fonts' directory.
+// To use a font in your Arduino sketch, #include the corresponding .h
+// file and pass address of GFXfont struct to setFont().  Pass NULL to
+// revert to 'classic' fixed-space bitmap font.
+
+#ifndef _GFXFONT_H_
+#define _GFXFONT_H_
+
+/// Font data stored PER GLYPH
+typedef struct {
+    uint16_t bitmapOffset;     ///< Pointer into GFXfont->bitmap
+    uint8_t  width;            ///< Bitmap dimensions in pixels
+        uint8_t  height;           ///< Bitmap dimensions in pixels
+    uint8_t  xAdvance;         ///< Distance to advance cursor (x axis)
+    int8_t   xOffset;          ///< X dist from cursor pos to UL corner
+        int8_t   yOffset;          ///< Y dist from cursor pos to UL corner
+} GFXglyph;
+
+/// Data stored for FONT AS A WHOLE
+typedef struct { 
+    uint8_t  *bitmap;      ///< Glyph bitmaps, concatenated
+    GFXglyph *glyph;       ///< Glyph array
+    uint8_t   first;       ///< ASCII extents (first char)
+        uint8_t   last;        ///< ASCII extents (last char)
+    uint8_t   yAdvance;    ///< Newline distance (y axis)
+} GFXfont;
+
+#endif // _GFXFONT_H_