wisemapping-open-source/mindplot/src/main/javascript/CentralTopic.js

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JavaScript
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2009-06-07 20:59:43 +02:00
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*
* $Id: file 64488 2006-03-10 17:32:09Z paulo $
*/
mindplot.CentralTopic = function(model)
{
core.assert(model, "Model can not be null");
this.setModel(model);
var topicBoard = new mindplot.CentralTopicBoard(this);
mindplot.CentralTopic.superClass.initialize.call(this, topicBoard);
this.__onLoad = true;
};
objects.extend(mindplot.CentralTopic, mindplot.Topic);
mindplot.CentralTopic.prototype.workoutIncomingConnectionPoint = function(sourcePosition)
{
return this.getPosition();
};
mindplot.CentralTopic.prototype.getTopicType = function()
{
return mindplot.NodeModel.CENTRAL_TOPIC_TYPE;
};
mindplot.CentralTopic.prototype.setCursor = function(type)
{
type = (type == 'move') ? 'default' : type;
mindplot.CentralTopic.superClass.setCursor.call(this, type);
};
mindplot.CentralTopic.prototype.isConnectedToCentralTopic = function()
{
return false;
};
mindplot.CentralTopic.prototype.createChildModel = function()
{
// Create a new node ...
var model = this.getModel();
var mindmap = model.getMindmap();
var childModel = mindmap.createNode(mindplot.NodeModel.MAIN_TOPIC_TYPE);
if (!core.Utils.isDefined(this.___siblingDirection))
{
this.___siblingDirection = 1;
}
// Positionate following taking into account this internal flag ...
if (this.___siblingDirection == 1)
{
childModel.setPosition(100, 0);
} else
{
childModel.setPosition(-100, 0);
}
this.___siblingDirection = -this.___siblingDirection;
// Create a new node ...
childModel.setOrder(0);
return childModel;
};
mindplot.CentralTopic.prototype._defaultShapeType = function()
{
return mindplot.NodeModel.SHAPE_TYPE_ROUNDED_RECT;
};
mindplot.CentralTopic.prototype.updateTopicShape = function()
{
};
mindplot.CentralTopic.prototype._updatePositionOnChangeSize = function(oldSize, newSize) {
// Center main topic ...
var zeroPoint = new core.Point(0, 0);
this.setPosition(zeroPoint);
// Update children position based on the new figure size ...
var xOffset = newSize.width - oldSize.width;
xOffset = Math.round(xOffset / 2);
if (!this.__onLoad)
{
// HACK: on load ignore changes of position in order to avoid adding
// several times the central topic distance to all the child nodes...
var topicBoard = this.getTopicBoard();
topicBoard.updateChildrenPosition(this, xOffset);
this.__onLoad = false;
}
};
mindplot.CentralTopic.prototype._defaultText = function()
{
return "Central Topic";
};
mindplot.CentralTopic.prototype._defaultBackgroundColor = function()
{
return "#f7f7f7";
};
mindplot.CentralTopic.prototype._defaultBorderColor = function()
{
return "#023BB9";
};
mindplot.CentralTopic.prototype._defaultFontStyle = function()
{
return {
font:"Verdana",
size: 10,
style:"normal",
weight:"bold",
color:"#023BB9"
};
};