Revised thumbnail loading...

- Only load the thumbnails that are currently visible in the window
- Unload thumbnails that are leaving the visible area
- Much less memory needed, but scrolling is now slower
- This also unintentionally fixes issue #86

1 files changed, 3 insertions, 3 deletions

diff --git a/thumbs.h b/thumbs.h
index d2a6b83..88ea7c2 100644
--- a/thumbs.h
+++ b/thumbs.h
@@ -31,16 +31,15 @@ typedef struct {
 	int h;
 	int x;
 	int y;
-	bool loaded;
 } thumb_t;
 
 typedef struct {
 	const fileinfo_t *files;
 	thumb_t *thumbs;
-	int cap;
 	int cnt;
 	int loadnext;
-	int first;
+	int first, end;
+	int r_first, r_end;
 	int *sel;
 
 	win_t *win;
@@ -58,6 +57,7 @@ void tns_init(tns_t*, const fileinfo_t*, int, int*, win_t*);
 void tns_free(tns_t*);
 
 bool tns_load(tns_t*, int, bool);
+void tns_unload(tns_t*, int);
 
 void tns_render(tns_t*);
 void tns_mark(tns_t*, int, bool);