Fractals: Prevent zooming more than deepest possible zoom

This prevent the mandelbrost set from being trashed if zooming too much


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24264 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 1 insertions, 1 deletions

diff --git a/apps/plugins/fractals/fractal_sets.h b/apps/plugins/fractals/fractal_sets.h
index a41de45c14..3b5e3c7856 100644
--- a/apps/plugins/fractals/fractal_sets.h
+++ b/apps/plugins/fractals/fractal_sets.h
@@ -47,7 +47,7 @@ struct fractal_ops
     int (*calc)(struct fractal_rect *rect, int (*button_yield_cb)(void *ctx),
             void *button_yield_ctx);
     void (*move)(int dx, int dy);
-    void (*zoom)(int factor);
+    int (*zoom)(int factor);
     int (*precision)(int d);
 };