aboutsummaryrefslogtreecommitdiff
path: root/src/client/util/DragManager.ts
diff options
context:
space:
mode:
authorBob Zeleznik <zzzman@gmail.com>2020-04-30 12:08:16 -0400
committerBob Zeleznik <zzzman@gmail.com>2020-04-30 12:08:16 -0400
commit3130198655c6f090e90ed30378595d57aefd168c (patch)
treed2f563da2e3c7039e6bb6b875df9042e76c4cdee /src/client/util/DragManager.ts
parentbaae91e7829676f03878696e9b13e1bdb4fb3c33 (diff)
ugh -- fixed my bug with snapping.
Diffstat (limited to 'src/client/util/DragManager.ts')
-rw-r--r--src/client/util/DragManager.ts8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/client/util/DragManager.ts b/src/client/util/DragManager.ts
index bccdf38ce..646a27649 100644
--- a/src/client/util/DragManager.ts
+++ b/src/client/util/DragManager.ts
@@ -310,10 +310,10 @@ export namespace DragManager {
const currTop = e.pageY - yFromTop;
const currRight = e.pageX + xFromRight;
const currBottom = e.pageY + yFromBottom;
- const closestLeft = vertSnapLines.reduce((prev, curr) => Math.abs(prev - currLeft) > Math.abs(curr - currLeft) ? curr : prev, currLeft);
- const closestTop = horizSnapLines.reduce((prev, curr) => Math.abs(prev - currTop) > Math.abs(curr - currTop) ? curr : prev, currTop);
- const closestRight = vertSnapLines.reduce((prev, curr) => Math.abs(prev - currRight) > Math.abs(curr - currRight) ? curr : prev, currRight);
- const closestBottom = horizSnapLines.reduce((prev, curr) => Math.abs(prev - currBottom) > Math.abs(curr - currBottom) ? curr : prev, currBottom);
+ const closestLeft = vertSnapLines.length ? vertSnapLines.reduce((prev, curr) => Math.abs(prev - currLeft) > Math.abs(curr - currLeft) ? curr : prev) : currLeft;
+ const closestTop = horizSnapLines.length ? horizSnapLines.reduce((prev, curr) => Math.abs(prev - currTop) > Math.abs(curr - currTop) ? curr : prev) : currTop;
+ const closestRight = vertSnapLines.length ? vertSnapLines.reduce((prev, curr) => Math.abs(prev - currRight) > Math.abs(curr - currRight) ? curr : prev) : currRight;
+ const closestBottom = horizSnapLines.length ? horizSnapLines.reduce((prev, curr) => Math.abs(prev - currBottom) > Math.abs(curr - currBottom) ? curr : prev) : currBottom;
const distFromClosestLeft = Math.abs(e.pageX - xFromLeft - closestLeft);
const distFromClosestTop = Math.abs(e.pageY - yFromTop - closestTop);
const distFromClosestRight = Math.abs(e.pageX + xFromRight - closestRight);