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working on Freemind layout algorithm

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This commit is contained in:
Pablo Luna
2011-04-08 15:31:40 +01:00
parent ae071f7fcb
commit d4de03d373
20 changed files with 472 additions and 144 deletions
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134
mindplot/src/main/javascript/layoutManagers/FreeMindLayoutManager.js
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@@ -5,10 +5,14 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
initialize:function(designer, options){
this.parent(designer, options);
},
_nodeConnectEvent:function(targetNode, node){
if(!this._isCentralTopic(node)){
this.parent(targetNode, node);
}
},
registerListenersOnNode : function(topic)
{
var id = topic.getId();
console.log("registering on node: "+id);
// Register node listeners ...
var designer = this.getDesigner();
topic.addEventListener('onfocus', function(event)
@@ -22,11 +26,11 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
topic.addEventListener("mousedown",this._mousedownListener.bindWithEvent(this,[topic]));
}
/*// Register editor events ...
if (!this._viewMode)
// Register editor events ...
if (!this.getDesigner()._viewMode)
{
this._editor.listenEventOnNode(topic, 'dblclick', true);
}*/
this.getDesigner()._editor.listenEventOnNode(topic, 'dblclick', true);
}
},
_mousedownListener:function(event,topic){
@@ -38,7 +42,9 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
workSpace.enableWorkspaceEvents(false);
var id = topic.getId();
console.log("down on node: "+id);
this._command = new mindplot.commands.freeMind.DragTopicCommand();
this._modifiedTopics = new Hash();
var topics = this.getDesigner()._getTopics();
// Disable all mouse events.
for (var i = 0; i < topics.length; i++)
@@ -53,6 +59,8 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
// Set initial position.
// var mousePos = screen.getWorkspaceMousePosition(event);
this._isMovingNode=false;
// Register mouse move listener ...
this._mouseMoveListenerInstance = this._mouseMoveListener.bindWithEvent(this,[topic]);
screen.addEventListener('mousemove', this._mouseMoveListenerInstance);
@@ -66,22 +74,70 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
}
},
_mouseMoveListener:function(event, node){
var screen = this._designer.getWorkSpace().getScreenManager();
var nodePos = node.getPosition();
var pos = screen.getWorkspaceMousePosition(event);
var x = nodePos.x - pos.x;
var y = nodePos.y - pos.y;
var delta = new core.Point(x, y);
var board = this.getTopicBoardForTopic(node.getParent());
board.setNodeMarginTop(node, delta);
//update children position
this._updateNodePos(node, delta);
if(!this._isMovingNode){
this._isMovingNode=true;
var screen = this._designer.getWorkSpace().getScreenManager();
var nodePos = node.getPosition().clone();
var pos = screen.getWorkspaceMousePosition(event);
pos.x = Math.round(pos.x);
pos.y = Math.round(pos.y);
//If still in same side
if(Math.sign(nodePos.x)==Math.sign(pos.x) || (Math.sign(nodePos.x)!=Math.sign(pos.x) && !this._isCentralTopic(node.getParent()))){
var x = nodePos.x - pos.x;
var y = nodePos.y - pos.y;
var delta = new core.Point(Math.round(x), Math.round(y));
var board = this.getTopicBoardForTopic(node.getParent());
board.updateEntry(node, delta, this._modifiedTopics);
} else {
var parentBoard = this.getTopicBoardForTopic(node.getParent());
var entryObj = parentBoard.findNodeEntryIndex(node);
var entry = entryObj.table[entryObj.index];
//.removeTopicFromBoard(node,this._modifiedTopics);
parentBoard._removeEntry(node, entryObj.table, entryObj.index, this._modifiedTopics);
this._changeChildrenSide(node, pos, this._modifiedTopics);
node.setPosition(pos.clone(), false);
if(this._modifiedTopics.set){
var key = node.getId();
if(this._modifiedTopics.hasKey(key)){
nodePos = this._modifiedTopics.get(key).originalPos;
}
this._modifiedTopics.set(key,{originalPos:nodePos, newPos:pos});
}
entryObj = parentBoard.findNewNodeEntryIndex(entry);
parentBoard._addEntry(entry, entryObj.table, entryObj.index);
parentBoard._updateTable(entryObj.index, entryObj.table, this._modifiedTopics, true);
//this.getTopicBoardForTopic(node.getParent()).addBranch(node,this._modifiedTopics);
}
this._isMovingNode=false;
}
event.preventDefault();
},
_changeChildrenSide:function(node, newPos, modifiedTopics){
var children = node._getChildren();
if(children.length>0){
var refPos = node.getPosition();
for( var i = 0 ; i< children.length ; i++){
var child = children[i];
this._changeChildrenSide(child);
var childPos = child.getPosition();
var oldPos=childPos.clone();
childPos.x = newPos.x +(childPos.x - refPos.x)*-1;
childPos.y = newPos.y +(childPos.y - refPos.y);
child.setPosition(childPos, false);
if(modifiedTopics.set){
var key = node.getId();
if(modifiedTopics.hasKey(key)){
childPos = this._modifiedTopics.get(key).originalPos;
}
this._modifiedTopics.set(key,{originalPos:oldPos, newPos:childPos});
}
}
}
},
_mouseUpListener:function(event, node){
var id = node.getId();
console.log("up on node: "+id);
var screen = this._designer.getWorkSpace().getScreenManager();
// Remove all the events.
screen.removeEventListener('mousemove', this._mouseMoveListenerInstance);
@@ -101,19 +157,16 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
this._designer.getWorkSpace().enableWorkspaceEvents(true);
this._command.setModifiedTopics(this._modifiedTopics);
var actionRunner = mindplot.DesignerActionRunner.getInstance();
actionRunner.execute(this._command);
this._command=null;
this._modifiedTopics=null;
// var topicId = draggedTopic.getId();
// var command = new mindplot.commands.DragTopicCommand(topicId);
},
_updateNodePos:function(node, delta){
var pos = node.getPosition();
node.setPosition(new core.Point(pos.x-delta.x, pos.y-delta.y));
/*var children = node._getChildren();
for (var i = 0; i < children.length; i++)
{
this._updateNodePos(children[i],delta);
}*/
},
getClassName:function(){
return mindplot.layoutManagers.FreeMindLayoutManager.NAME;
},
@@ -122,6 +175,33 @@ mindplot.layoutManagers.FreeMindLayoutManager = mindplot.layoutManagers.BaseLayo
},
_createCentralTopicBoard:function(node){
return new mindplot.layoutManagers.boards.freeMindBoards.CentralTopicBoard(node, this);
},
_updateParentBoard:function(node, modifiedTopics){
var parent = node.getParent();
if(!this._isCentralTopic(parent)){
var parentBoard = this.getTopicBoardForTopic(parent.getParent());
var result = parentBoard.findNodeEntryIndex(parent);
var parentEntry = result.table[result.index];
var board = this.getTopicBoardForTopic(parent);
var table = board._getTableForNode(null);
if(table.length>0){
var firstChild = table[0];
var marginTop = parentEntry.getPosition()-(firstChild.getPosition()-firstChild.getTotalMarginTop());
parentBoard.setNodeChildrenMarginTop(parentEntry,marginTop);
var lastChild = table[table.length-1];
var marginBottom = (lastChild.getPosition()+lastChild.getTotalMarginBottom())-parentEntry.getPosition();
parentBoard.setNodeChildrenMarginBottom(parentEntry,marginBottom);
parentBoard._updateTable(result.index, result.table, modifiedTopics, false);
}
this._updateParentBoard(parent, modifiedTopics);
}
},
_updateChildrenBoards:function(node, delta, modifiedTopics){
var board = this.getTopicBoardForTopic(node);
var topics = board._getTableForNode(null);
for(var i=0; i<topics.length; i++){
board._updateEntryPos(topics[i],delta, modifiedTopics, false);
}
}
});