From 6ecd75a7abb5fcee440f7672082013088634680b Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Thu, 25 Jun 2015 12:23:04 -0700 Subject: [PATCH] altoslib: Don't crash if dragging a map view without any tiles Signed-off-by: Keith Packard --- altoslib/AltosMap.java | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/altoslib/AltosMap.java b/altoslib/AltosMap.java index 8d12a180..d68cff7a 100644 --- a/altoslib/AltosMap.java +++ b/altoslib/AltosMap.java @@ -131,6 +131,10 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener { return (System.currentTimeMillis() - user_input_time) < auto_scroll_delay; } + public boolean has_centre() { + return centre != null; + } + public boolean far_from_centre(AltosLatLon lat_lon) { if (centre == null || transform == null) @@ -423,8 +427,13 @@ public class AltosMap implements AltosMapTileListener, AltosMapStoreListener { } private void drag_stop(int x, int y) { - if (!dragged) + if (!dragged) { + if (transform == null) { + debug("Transform not set in stop\n"); + return; + } map_interface.select_object (transform.screen_lat_lon(new AltosPointInt(x,y))); + } } private void line_start(int x, int y) { -- 2.30.2