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exposed absolute positioning logic inside the _prepareDrag method so that developers have access to it via the setAbsolutePosition() method

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This commit is contained in:
Eric Rowell
2012-04-14 10:40:54 -07:00
parent 2108736df7
commit fb9f324cfb
6 changed files with 145 additions and 76 deletions
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38
src/Stage.js
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@@ -758,46 +758,16 @@ Kinetic.Stage.prototype = {
newNodePos.y = db.bottom;
}
/*
* save rotation and scale and then
* remove them from the transform
*/
var rot = node.attrs.rotation;
var scale = {
x: node.attrs.scale.x,
y: node.attrs.scale.y
};
node.attrs.rotation = 0;
node.attrs.scale = {
x: 1,
y: 1
};
// unravel transform
var it = node.getAbsoluteTransform();
it.invert();
it.translate(newNodePos.x, newNodePos.y);
newNodePos = {
x: node.attrs.x + it.getTranslation().x,
y: node.attrs.y + it.getTranslation().y
};
// constraint overrides
var override = {};
if(dc === 'horizontal') {
newNodePos.y = node.attrs.y;
override.y = node.attrs.y;
}
else if(dc === 'vertical') {
newNodePos.x = node.attrs.x;
override.x = node.attrs.x;
}
node.setPosition(newNodePos.x, newNodePos.y);
// restore rotation and scale
node.rotate(rot);
node.attrs.scale = {
x: scale.x,
y: scale.y
};
node.setAbsolutePosition(newNodePos, override);
go.drag.node.getLayer().draw();