[feat] hankaku print

fonts/pixel_font.cpp

@@ -0,0 +1,22 @@
+#include <fonts/sylva_sd.h>
+#include <fonts/pixel_font.h>
+#include <graphics/draw.h>
+#include <common.h>
+
+void pf_print_char(char c, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
+    for (unsigned int y = 0; y < 16; y++) {
+        unsigned char data = hankaku_pixels[c][y];
+        for (int x = 7; x >= 0; x--) {
+            unsigned int current = data & 1;
+            data >>= 1;
+            if (current)
+                draw_pixel(basex + x, basey + y, color);
+        }
+    }
+}
+
+void pf_print(char* text, unsigned int basex, unsigned int basey, EFI_GRAPHICS_OUTPUT_BLT_PIXEL color) {
+    for (unsigned int i = 0; i < strlen(text); i++) {
+        pf_print_char(text[i], basex + 9 * i, basey, color);
+    }
+}