1 files changed, 28 insertions, 0 deletions
diff --git a/host/font.h b/host/font.h
new file mode 100644
index 0000000..d21100c
--- /dev/null
+++ b/host/font.h
@@ -0,0 +1,28 @@
+
+#ifndef __FONT_H__
+#define __FONT_H__
+
+#include <stdint.h>
+#include <stdio.h>
+#include "color.h"
+
+// CAUTION: A glyph struct is always followed by the glyph's bitmap.
+typedef struct {
+	uint8_t width;
+	uint8_t height;
+	int8_t x;
+	int8_t y;
+} glyph_t;
+
+// Size of Unicode's basic multilingual plane
+#define BLP_SIZE	65536
+
+#define MAX_CSI_ELEMENTS 8
+
+// We could also use some fancy hashtable here, but unifont includes about 57k glyphs so we would hardly save any memory.
+int read_bdf(FILE *f, glyph_t **glyph_table, unsigned int glyph_table_size);
+
+// Requires buf to point to a buffer at least of size glyph->width*glyph->height.
+void render_glyph(glyph_t *glyph, uint8_t *buf, unsigned int bufwidth, unsigned int offx, unsigned int offy, color_t fg, color_t bg);
+
+#endif//__FONT_H__