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Added swapChildren to Phaser.World

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This commit is contained in:
Richard Davey 2013-09-05 02:11:54 +01:00
parent 4d4f7d3d56
commit c552d86639
2 changed files with 83 additions and 13 deletions
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15
examples/bringToTop.php
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@ -71,10 +71,9 @@
function changeOrder (node1, node2) {
// if (node1 === node2 || node1.parent !== node2.parent)
if (node1 === node2)
if (node1 === node2 || !node1.parent || !node2.parent)
{
console.warn("You cannot swap a node with itself or re-parent");
console.warn("You cannot swap a node with itself or swap un-parented nodes");
return;
}
@ -88,12 +87,8 @@
// Cache the node values
var node1Prev = node1._iPrev;
var node1Next = node1._iNext;
// var node1First = node1.first;
// var node1Last = node1.last;
var node2Prev = node2._iPrev;
var node2Next = node2._iNext;
// var node2First = node2.first;
// var node2Last = node2.last;
// Now deep scan search and replace
var currentNode = game.world._stage;
@ -103,29 +98,23 @@
do
{
// console.log('Checking', currentNode.name, currentNode.first.name, currentNode.last.name);
if (currentNode !== node1 && currentNode !== node2)
{
if (currentNode.first === node1)
{
console.log('F1');
currentNode.first = node2;
}
else if (currentNode.first === node2)
{
console.log('F2');
currentNode.first = node1;
}
if (currentNode.last === node1)
{
console.log('L1');
currentNode.last = node2;
}
else if (currentNode.last === node2)
{
console.log('L2');
currentNode.last = node1;
}
}

81
src/core/World.js
View file

@ -105,6 +105,87 @@ Phaser.World.prototype = {
},
swapChildren: function (stage, node1, node2) {
if (node1 === node2 || !node1.parent || !node2.parent)
{
console.warn('You cannot swap a node with itself or swap un-parented nodes');
return;
}
// Cache the node values
var node1Prev = node1._iPrev;
var node1Next = node1._iNext;
var node2Prev = node2._iPrev;
var node2Next = node2._iNext;
var endNode = stage.last._iNext;
var currentNode = stage.first;
do
{
if (currentNode !== node1 && currentNode !== node2)
{
if (currentNode.first === node1)
{
currentNode.first = node2;
}
else if (currentNode.first === node2)
{
currentNode.first = node1;
}
if (currentNode.last === node1)
{
currentNode.last = node2;
}
else if (currentNode.last === node2)
{
currentNode.last = node1;
}
}
currentNode = currentNode._iNext;
}
while (currentNode != endNode)
if (node1._iNext == node2)
{
// This is an A-B neighbour swap
node1._iNext = node2Next;
node1._iPrev = node2;
node2._iNext = node1;
node2._iPrev = node1Prev;
if (node1Prev) { node1Prev._iNext = node2; }
if (node2Next) { node2Next._iPrev = node1; }
}
else if (node2._iNext == node1)
{
// This is a B-A neighbour swap
node1._iNext = node2;
node1._iPrev = node2Prev;
node2._iNext = node1Next;
node2._iPrev = node1;
if (node2Prev) { node2Prev._iNext = node1; }
if (node1Next) { node2Next._iPrev = node2; }
}
else
{
// Nodes are far apart
node1._iNext = node2Next;
node1._iPrev = node2Prev;
node2._iNext = node1Next;
node2._iPrev = node1Prev;
if (node1Prev) { node1Prev._iNext = node2; }
if (node1Next) { node1Next._iPrev = node2; }
if (node2Prev) { node2Prev._iNext = node1; }
if (node2Next) { node2Next._iPrev = node1; }
}
}
};
// Getters / Setters