/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
RED.group = (function() {
var _groupEditTemplate = '';
var colorPalette = [
"#ff0000",
"#ffC000",
"#ffff00",
"#92d04f",
"#0070c0",
"#001f60",
"#6f2fa0",
"#000000",
"#777777"
]
var colorSteps = 3;
var colorCount = colorPalette.length;
for (var i=0,len=colorPalette.length*colorSteps;i 0) {
historyEvent.events.push(ungroupHistoryEvent);
}
// Finally, create the new group
var group = createGroup(nodes);
if (group) {
RED.view.select({nodes:[group]})
}
historyEvent.events.push({
t:"createGroup",
groups: [ group ],
dirty: RED.nodes.dirty()
});
RED.history.push(historyEvent);
RED.nodes.dirty(true);
}
}
function removeSelection() {
var selection = RED.view.selection();
if (selection.nodes) {
var nodes = [];
var n;
var parentGroup = RED.nodes.group(selection.nodes[0].g);
if (parentGroup) {
try {
removeFromGroup(parentGroup,selection.nodes,true);
var historyEvent = {
t: "removeFromGroup",
dirty: RED.nodes.dirty(),
group: parentGroup,
nodes: selection.nodes
}
RED.history.push(historyEvent);
RED.nodes.dirty(true);
} catch(err) {
RED.notify(err,"error");
return;
}
}
RED.view.select({nodes:selection.nodes})
}
}
function createGroup(nodes) {
if (nodes.length === 0) {
return;
}
// nodes is an array
// each node must be on the same tab (z)
var group = {
id: RED.nodes.id(),
type: 'group',
nodes: [],
style: {
stroke: "#999",
fill: "none"
},
x: Number.POSITIVE_INFINITY,
y: Number.POSITIVE_INFINITY,
w: 0,
h: 0,
_def: RED.group.def
}
try {
addToGroup(group,nodes);
} catch(err) {
RED.notify(err,"error");
return;
}
group.z = nodes[0].z;
RED.nodes.addGroup(group);
return group;
}
function addToGroup(group,nodes) {
if (!Array.isArray(nodes)) {
nodes = [nodes];
}
var i,n,z;
var g;
// First pass - validate we can safely add these nodes to the group
for (i=0;i -1) {
g.nodes.splice(ni,1)
}
}
n.g = group.id;
n.dirty = true;
group.nodes.push(n);
group.x = Math.min(group.x,n.x-n.w/2-25-((n._def.button && n._def.align!=="right")?20:0));
group.y = Math.min(group.y,n.y-n.h/2-25);
group.w = Math.max(group.w,n.x+n.w/2+25+((n._def.button && n._def.align=="right")?20:0) - group.x);
group.h = Math.max(group.h,n.y+n.h/2+25-group.y);
}
}
function removeFromGroup(group, nodes, reparent) {
if (!Array.isArray(nodes)) {
nodes = [nodes];
}
var n;
// First pass, check they are all in the same parent
// TODO: DRY mergeSelection,removeSelection,...
for (var i=0; i",{style:"display:inline-block"});
var layoutHiddenInput = $("", { id: options.id, type: "hidden", value: options.value }).appendTo(container);
var layoutButton = $('