Add Free position integration...
This commit is contained in:
Paulo Veiga
@@ -1,156 +1,146 @@
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/*
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* Copyright [2011] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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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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* Copyright [2011] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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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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mindplot.DragManager = function(workspace)
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{
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this._workspace = workspace;
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this._listeners = {};
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mindplot.DragManager = new Class({
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initialize:function(workspace) {
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this._workspace = workspace;
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this._listeners = {};
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};
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},
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mindplot.DragManager.prototype.add = function(node)
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{
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// Add behaviour ...
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var workspace = this._workspace;
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var screen = workspace.getScreenManager();
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var dragManager = this;
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add : function(node) {
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// Add behaviour ...
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var workspace = this._workspace;
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var screen = workspace.getScreenManager();
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var dragManager = this;
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var mouseDownListener = function(event)
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{
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if (workspace.isWorkspaceEventsEnabled())
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{
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// Disable double drag...
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workspace.enableWorkspaceEvents(false);
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var mouseDownListener = function(event) {
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if (workspace.isWorkspaceEventsEnabled()) {
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// Disable double drag...
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workspace.enableWorkspaceEvents(false);
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// Set initial position.
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var dragNode = node.createDragNode();
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var mousePos = screen.getWorkspaceMousePosition(event);
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dragNode.setPosition(mousePos.x, mousePos.y);
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// Set initial position.
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var dragNode = node.createDragNode();
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var mousePos = screen.getWorkspaceMousePosition(event);
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dragNode.setPosition(mousePos.x, mousePos.y);
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// Register mouse move listener ...
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var mouseMoveListener = dragManager._buildMouseMoveListener(workspace, dragNode, dragManager);
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screen.addEvent('mousemove', mouseMoveListener);
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// Register mouse move listener ...
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var mouseMoveListener = dragManager._buildMouseMoveListener(workspace, dragNode, dragManager);
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screen.addEvent('mousemove', mouseMoveListener);
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// Register mouse up listeners ...
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var mouseUpListener = dragManager._buildMouseUpListener(workspace, node, dragNode, dragManager);
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screen.addEvent('mouseup', mouseUpListener);
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// Register mouse up listeners ...
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var mouseUpListener = dragManager._buildMouseUpListener(workspace, node, dragNode, dragManager);
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screen.addEvent('mouseup', mouseUpListener);
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// Execute Listeners ..
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var startDragListener = dragManager._listeners['startdragging'];
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startDragListener(event, node);
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// Execute Listeners ..
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var startDragListener = dragManager._listeners['startdragging'];
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startDragListener(event, node);
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// Change cursor.
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window.document.body.style.cursor = 'move';
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// Change cursor.
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window.document.body.style.cursor = 'move';
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}
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};
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node.addEvent('mousedown', mouseDownListener);
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},
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remove : function(node) {
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var nodes = this._topics;
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var contained = false;
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var index = -1;
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for (var i = 0; i < nodes.length; i++) {
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if (nodes[i] == node) {
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contained = true;
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index = i;
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}
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}
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};
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node.addEvent('mousedown', mouseDownListener);
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};
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},
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mindplot.DragManager.prototype.remove = function(node)
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{
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var nodes = this._topics;
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var contained = false;
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var index = -1;
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for (var i = 0; i < nodes.length; i++) {
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if (nodes[i] == node) {
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contained = true;
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index = i;
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}
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_buildMouseMoveListener : function(workspace, dragNode, dragManager) {
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var screen = workspace.getScreenManager();
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var result = function(event) {
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if (!dragNode._isInTheWorkspace) {
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// Add shadow node to the workspace.
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workspace.appendChild(dragNode);
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dragNode._isInTheWorkspace = true;
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}
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var pos = screen.getWorkspaceMousePosition(event);
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dragNode.setPosition(pos.x, pos.y);
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// Call mouse move listeners ...
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var dragListener = dragManager._listeners['dragging'];
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if ($defined(dragListener)) {
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dragListener(event, dragNode);
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}
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event.preventDefault();
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}.bind(this);
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dragManager._mouseMoveListener = result;
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return result;
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},
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_buildMouseUpListener : function(workspace, node, dragNode, dragManager) {
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var screen = workspace.getScreenManager();
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var result = function(event) {
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$assert(dragNode.isDragTopic, 'dragNode must be an DragTopic');
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// Remove drag node from the workspace.
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var hasBeenDragged = dragNode._isInTheWorkspace;
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if (dragNode._isInTheWorkspace) {
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dragNode.removeFromWorkspace(workspace);
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}
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// Remove all the events.
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screen.removeEvent('mousemove', dragManager._mouseMoveListener);
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screen.removeEvent('mouseup', dragManager._mouseUpListener);
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// Help GC
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dragManager._mouseMoveListener = null;
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dragManager._mouseUpListener = null;
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// Execute Listeners only if the node has been moved.
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var endDragListener = dragManager._listeners['enddragging'];
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endDragListener(event, dragNode);
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if (hasBeenDragged) {
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dragNode._isInTheWorkspace = false;
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}
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// Change the cursor to the default.
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window.document.body.style.cursor = 'default';
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workspace.enableWorkspaceEvents(true);
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};
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dragManager._mouseUpListener = result;
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return result;
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},
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/**
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* type:
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* - startdragging.
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* - dragging
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* - enddragging
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*/
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addEvent : function(type, listener) {
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this._listeners[type] = listener;
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}
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};
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mindplot.DragManager.prototype._buildMouseMoveListener = function(workspace, dragNode, dragManager)
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{
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var screen = workspace.getScreenManager();
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var result = function(event) {
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if (!dragNode._isInTheWorkspace)
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{
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// Add shadow node to the workspace.
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workspace.appendChild(dragNode);
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dragNode._isInTheWorkspace = true;
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}
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var pos = screen.getWorkspaceMousePosition(event);
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dragNode.setPosition(pos.x, pos.y);
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// Call mouse move listeners ...
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var dragListener = dragManager._listeners['dragging'];
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if ($defined(dragListener))
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{
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dragListener(event, dragNode);
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}
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event.preventDefault();
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}.bind(this);
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dragManager._mouseMoveListener = result;
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return result;
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};
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mindplot.DragManager.prototype._buildMouseUpListener = function(workspace, node, dragNode, dragManager)
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{
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var screen = workspace.getScreenManager();
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var result = function(event) {
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$assert(dragNode.isDragTopic, 'dragNode must be an DragTopic');
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// Remove drag node from the workspace.
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var hasBeenDragged = dragNode._isInTheWorkspace;
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if (dragNode._isInTheWorkspace)
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{
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dragNode.removeFromWorkspace(workspace);
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}
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// Remove all the events.
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screen.removeEvent('mousemove', dragManager._mouseMoveListener);
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screen.removeEvent('mouseup', dragManager._mouseUpListener);
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// Help GC
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dragManager._mouseMoveListener = null;
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dragManager._mouseUpListener = null;
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// Execute Listeners only if the node has been moved.
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var endDragListener = dragManager._listeners['enddragging'];
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endDragListener(event, dragNode);
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if (hasBeenDragged)
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{
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dragNode._isInTheWorkspace = false;
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}
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// Change the cursor to the default.
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window.document.body.style.cursor = 'default';
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workspace.enableWorkspaceEvents(true);
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};
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dragManager._mouseUpListener = result;
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return result;
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};
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/**
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* type:
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* - startdragging.
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* - dragging
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* - enddragging
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*/
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mindplot.DragManager.prototype. addEvent = function(type, listener)
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{
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this._listeners[type] = listener;
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};
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});
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