Add bitmap font's put_text

3 files changed, 23 insertions, 0 deletions

diff --git a/src/data.h b/src/data.h
index 46e497f..d7f2f4c 100644
--- a/src/data.h
+++ b/src/data.h
@@ -4,5 +4,7 @@
 /* embedded data */
 extern const uint8_t binary_palette_start[];
 extern const uint8_t binary_sprites_start[];
+extern const uint8_t binary_tiles_start[];
+extern const uint8_t binary_font_start[];
 
 #endif /* _DATA_H */
diff --git a/src/text.c b/src/text.c
new file mode 100644
index 0000000..c59b5e6
--- /dev/null
+++ b/src/text.c
@@ -0,0 +1,15 @@
+#include <stdint.h>
+
+#include "vga.h"
+#include "data.h"
+
+void put_text(uint16_t x, uint16_t y, const char *text)
+{
+    Rect dst = { x, y, 8, 8};
+
+    while (*text)
+    {
+        blit(binary_font_start + ((*text++ - ' ') << 6), &dst);
+        dst.x += 8;
+    }
+}
diff --git a/src/text.h b/src/text.h
new file mode 100644
index 0000000..c43b199
--- /dev/null
+++ b/src/text.h
@@ -0,0 +1,6 @@
+#ifndef _TEXT_H
+#define _TEXT_H
+
+void put_text(uint16_t x, uint16_t y, const char *text);
+
+#endif /* _TEXT_H */