CalvinBackup/iD
1
0
Fork 0
mirror of https://github.com/FoggedLens/iD.git synced 2026-05-19 15:08:23 +02:00
Code Issues Packages Projects Releases Wiki Activity

Cache properties in fastMouse

Browse Source
This commit is contained in:
John Firebaugh
2013-02-13 12:03:41 -08:00
parent a53e604b5b
commit d50f7f13ab
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
js/id/util.js
+4 -2
View File
@@ -80,12 +80,14 @@ iD.util.getStyle = function(selector) {
// 2. Does not cause style recalculation
iD.util.fastMouse = function(container) {
var rect = _.clone(container.getBoundingClientRect()),
rectLeft = rect.left,
rectTop = rect.top,
clientLeft = +container.clientLeft,
clientTop = +container.clientTop;
return function(e) {
return [
e.clientX - rect.left - container.clientLeft,
e.clientY - rect.top - container.clientTop];
e.clientX - rectLeft - clientLeft,
e.clientY - rectTop - clientTop];
};
};