[feature] some font loading but not works

2 files changed, 40 insertions, 23 deletions

diff --git a/example/empty_example b/example/empty_example
index 8f1efd7..91358c5 100755
--- a/example/empty_example
+++ b/example/empty_example
diff --git a/example/empty_example.c b/example/empty_example.c
index 85aa2eb..6eadd5f 100644
--- a/example/empty_example.c
+++ b/example/empty_example.c
@@ -7,27 +7,44 @@
 
 int main()
 {
-	printf("version %s\n", fbgl_version_info());
-	printf("name %s\n", fbgl_name_info());
-	fbgl_t buffer;
-	if (fbgl_init("/dev/fb0", &buffer) == -1) {
-		fprintf(stdout, "error could not oppen fb device");
-		return -1;
-	}
-	fbgl_set_bg(&buffer, 0xFF0000);
-
-	for (size_t i = 0; i < 100; ++i) {
-		for (size_t j = 0; j < 100; ++j) {
-			fbgl_put_pixel(i, j, 0x00FFFF, &buffer);
-		}
-	}
-	int l = 0;
-	while (1) {
-	    if(fbgl_check_esc_key()) {
-		fprintf(stdout, "esc pressed", fbgl_check_esc_key());
-
-	    }
-	}
-
-	return 0;
+    printf("version %s\n", fbgl_version_info());
+    printf("name %s\n", fbgl_name_info());
+
+    fbgl_t buffer;
+    if (fbgl_init("/dev/fb0", &buffer) == -1) {
+        fprintf(stdout, "Error: could not open framebuffer device\n");
+        return -1;
+    }
+
+    fbgl_set_bg(&buffer, 0xFFFFFF); // Set background color to red
+
+ 
+
+    // Load the PSF2 font
+    fbgl_psf2_header_t *font = fbgl_load_psf2_font("../asset/font.psf");
+    if (!font) {
+        fprintf(stderr, "Error: failed to load PSF2 font.\n");
+        fbgl_destroy(&buffer);
+        return -1;
+    }
+
+    printf("Loaded PSF2 Font: %d glyphs, %dx%d px per character\n", font->numglyphs, font->width, font->height);
+
+    // Render sample text
+    fbgl_render_text(&buffer, buffer.width, buffer.height, 100, 100, "Hello, framebuffer!", font);
+
+    // Main loop checking for ESC key
+    int l = 0;
+    while (1) {
+        if (fbgl_check_esc_key()) {
+            fprintf(stdout, "ESC pressed\n");
+            break;
+        }
+    }
+
+    // Free the font memory
+    fbgl_free_psf2_font(font);
+
+    fbgl_destroy(&buffer);
+    return 0;
 }