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104 lines
3.0 KiB
JavaScript
104 lines
3.0 KiB
JavaScript
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* $Id: file 64488 2006-03-10 17:32:09Z paulo $
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*/
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mindplot.commands.DragTopicCommand = mindplot.Command.extend(
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{
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initialize: function(topicId)
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{
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core.assert(topicId, "topicId must be defined");
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this._topicId = topicId;
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this._parentTopic = null;
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this._position = null;
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this._order = null;
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this._id = mindplot.Command._nextUUID();
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},
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execute: function(commandContext)
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{
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var topic = commandContext.findTopics([this._topicId])[0];
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// Save old position ...
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var origParentTopic = topic.getOutgoingConnectedTopic();
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var origOrder = null;
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var origPosition = null;
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if (topic.getType() == mindplot.NodeModel.MAIN_TOPIC_TYPE && origParentTopic != null && origParentTopic.getType() == mindplot.NodeModel.MAIN_TOPIC_TYPE)
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{
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// In this case, topics are positioned using order ...
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origOrder = topic.getOrder();
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} else
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{
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origPosition = topic.getPosition().clone();
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}
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// Disconnect topic ..
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if (origParentTopic)
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{
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commandContext.disconnect(topic);
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}
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// Set topic position ...
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if (this._position != null)
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{
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// Set position ...
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topic.setPosition(this._position);
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} else if (this._order != null)
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{
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topic.setOrder(this._order);
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} else
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{
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core.assert("Illegal commnad state exception.");
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}
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this._order = origOrder;
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this._position = origPosition;
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// Finally, connect topic ...
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if (this._parentId)
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{
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var parentTopic = commandContext.findTopics([this._parentId])[0];
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commandContext.connect(topic, parentTopic);
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}
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// Backup old parent id ...
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this._parentId = null;
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if (origParentTopic)
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{
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this._parentId = origParentTopic.getId();
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}
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},
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undoExecute: function(commandContext)
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{
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this.execute(commandContext);
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},
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setPosition: function(point)
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{
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this._position = point;
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},
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setParetTopic: function(topic) {
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this._parentId = topic.getId();
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},
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setOrder: function(order)
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{
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this._order = order
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}
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}); |