lsm/konva
1
0
Fork 0
mirror of https://github.com/konvajs/konva.git synced 2025-07-16 01:00:44 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

dnd start distance feature

Browse Source
This commit is contained in:
Denis Nevmerzhitsky 2013-12-19 16:47:06 +02:00
parent d3eb9990bd
commit 953c130da7
1 changed files with 15 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/DragAndDrop.js
View File

@ -8,6 +8,7 @@
y: 0 y: 0
}, },
node: null, node: null,
distance: 1,
// methods // methods
_drag: function(evt) { _drag: function(evt) {
@ -15,6 +16,19 @@
node = dd.node; node = dd.node;
if(node) { if(node) {
if(!dd.isDragging) {
var pos = node.getStage().getPointerPosition();
var dragDistance = node.getAttr('dragDistance') || dd.distance;
var distance = Math.max(
Math.abs(pos.x - dd.startPointerPos.x),
Math.abs(pos.y - dd.startPointerPos.y)
);
if (distance < dragDistance) {
return;
}
}
node._setDragPosition(evt); node._setDragPosition(evt);
if(!dd.isDragging) { if(!dd.isDragging) {
@ -83,6 +97,7 @@
} }
dd.node = this; dd.node = this;
dd.startPointerPos = pos;
dd.offset.x = pos.x - ap.x; dd.offset.x = pos.x - ap.x;
dd.offset.y = pos.y - ap.y; dd.offset.y = pos.y - ap.y;
dd.anim.setLayers(layer || this.getLayers()); dd.anim.setLayers(layer || this.getLayers());