+
+/* loading screen */
+extern uint16_t loading_pixels[];
+static long prev_load_msec;
+static long load_delay;
+
+void start_loadscr(void)
+{
+ char *env;
+ if((env = getenv("MLAPSE_LOADDELAY"))) {
+ load_delay = atoi(env);
+ printf("load delay: %ld ms\n", load_delay);
+ }
+
+ swap_buffers(loading_pixels);
+ if(load_delay) {
+ sleep_msec(load_delay * 2);
+ }
+ prev_load_msec = get_msec();
+}
+
+#define SPLAT_X 288
+#define SPLAT_Y 104
+
+#define FING_X 217
+#define FING_LAST_X 291
+#define FING_Y 151
+#define FING_W 7
+#define FING_H 8
+
+void end_loadscr(void)
+{
+ blitfb(loading_pixels + SPLAT_Y * 320 + SPLAT_X, loading_pixels + 320 * 240, 32, 72, 32);
+ blit_key(loading_pixels + FING_Y * 320 + FING_LAST_X, 320, loading_pixels + 247 * 320 + 64, FING_W, FING_H, FING_W, 0);
+ swap_buffers(loading_pixels);
+ if(load_delay) {
+ sleep_msec(load_delay * 3);
+ }
+}
+
+void loadscr(int n, int count)
+{
+ int xoffs = 75 * n / (count - 1);
+ static int prev_xoffs;
+ uint16_t *sptr, *dptr;
+ long delta;
+
+ sptr = loading_pixels + 247 * 320 + 64;
+ dptr = loading_pixels + FING_Y * 320 + FING_X + prev_xoffs;
+
+ while(prev_xoffs < xoffs) {
+ blit_key(dptr, 320, sptr, FING_W, FING_H, FING_W, 0);
+ dptr++;
+ prev_xoffs++;
+ }
+
+ swap_buffers(loading_pixels);
+
+ delta = get_msec() - prev_load_msec;
+ if(delta < load_delay) {
+ sleep_msec(load_delay - delta);
+ }
+ prev_load_msec = get_msec();
+}