mirror of
https://github.com/Combodo/iTop.git
synced 2026-04-19 08:38:45 +02:00
New version (complety rewritten in AS3) of the flash navigator
SVN:trunk[583]
This commit is contained in:
Denis Flaven
134
navigator/iTop/GraphNode.as
Normal file
134
navigator/iTop/GraphNode.as
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@@ -0,0 +1,134 @@
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package iTop
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{
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import flash.display.*;
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import flash.geom.*;
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import flash.net.*;
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import flash.events.*;
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import flash.text.*;
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import flash.ui.ContextMenu;
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import flash.ui.ContextMenuItem;
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import iTop.ToolTip;
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import iTop.Navigator;
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// Items to load on the main chart
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public class GraphNode extends Sprite
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{
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private var m_oIcon:Loader;
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private var m_sClass;String;
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private var m_iId:Number;
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private var m_sParentKey:String;
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private var m_oToolTip:ToolTip;
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private var m_fZoom:Number;
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private var m_oParent:Navigator;
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public function GraphNode(oParent:Navigator, oPt:Point, sClass:String, iId:Number, sLabel:String, sIconPath:String, sParentKey:String, fZoom:Number)
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{
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x = oPt.x;
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y = oPt.y;
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m_fZoom = fZoom;
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m_sClass = sClass;
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m_iId = iId;
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m_sLabel.text = sLabel;
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m_sLabel.autoSize = TextFieldAutoSize.CENTER;
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m_sLabel.width = m_sLabel.textWidth;
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m_sLabel.x = -m_sLabel.width/2;
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m_sLabel.height = m_sLabel.textHeight;
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m_sParentKey = sParentKey;
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m_oToolTip = new ToolTip( "<p><b>"+m_sClass+"</b></p><p>"+sLabel+"</p>");
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m_oToolTip.scaleX = 1 / m_fZoom;
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m_oToolTip.scaleY = 1 / m_fZoom;
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m_oParent = oParent;
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var myURL:URLRequest = new URLRequest(sIconPath);
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m_oIcon = new Loader();
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m_oIcon.contentLoaderInfo.addEventListener(IOErrorEvent.IO_ERROR, onLoadError);
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m_oIcon.contentLoaderInfo.addEventListener(SecurityErrorEvent.SECURITY_ERROR, onLoadError);
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m_oIcon.contentLoaderInfo.addEventListener(Event.COMPLETE, onLoadComplete);
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m_oIcon.load(myURL);
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addChild(m_oIcon);
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addEventListener(MouseEvent.MOUSE_DOWN, mouseDown)
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addEventListener(MouseEvent.MOUSE_UP, mouseReleased);
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addEventListener( MouseEvent.MOUSE_OVER, mouseOver );
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var oContextMenu:ContextMenu = new ContextMenu();
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oContextMenu.hideBuiltInItems();
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var oCMI:ContextMenuItem = new ContextMenuItem('Details...');
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oCMI.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, navigateToObjectDetails);
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oContextMenu.customItems.push(oCMI);
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this.contextMenu = oContextMenu;
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}
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public function GetKey()
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{
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return m_sClass+'/'+m_iId;
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}
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public function GetParentKey()
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{
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return m_sParentKey;
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}
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function onLoadError(event:ErrorEvent):void
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{
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// Display error message to user in case of loading error.
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trace ("Sorry that there is an error during the loading of an external image. The error is:" + "\n" + event);
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}
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function onLoadComplete(event:Event):void
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{
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// Add the Loader on the Sprite when the loading is completed
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m_oIcon.x = -m_oIcon.width / 2;
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m_oIcon.y = -m_oIcon.height + 8; // Slightly shifted downward
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// Construct a tooltip
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addChild(m_oToolTip);
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addChild(m_oIcon);
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trace('m_sLabel, getChildIndex:'+getChildIndex(m_sLabel));
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trace('m_oToolTip, getChildIndex:'+getChildIndex(m_oToolTip));
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//swapChildren(m_oToolTip, );
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// Start the tooltip
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m_oToolTip.start();
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}
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function mouseDown(event:MouseEvent):void
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{
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trace("Click in Node");
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m_oParent.m_bChildDragging = true;
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startDrag();
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}
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function mouseReleased(event:MouseEvent):void
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{
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stopDrag();
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m_oParent.m_bChildDragging = false;
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}
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public function mouseOver( e:MouseEvent ):void
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{
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// Move to the top
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parent.setChildIndex( this, this.parent.numChildren-1 );
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}
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private function navigateToObjectDetails(evt:ContextMenuEvent):void
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{
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var sUrl:String = ReadParam('drillUrl', 'http://localhost/pages/UI.php?operation=details');
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sUrl += '&class='+m_sClass+'&id='+m_iId;
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var oReq:URLRequest = new URLRequest(sUrl);
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navigateToURL(oReq, '_top');
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}
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public function ReadParam(sName:String, sDefaultValue:String)
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{
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var paramObj:Object = LoaderInfo(this.root.loaderInfo).parameters;
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if (paramObj.hasOwnProperty(sName))
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{
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return unescape(paramObj[sName]);
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}
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else
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{
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return sDefaultValue;
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}
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}
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}
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}
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351
navigator/iTop/Navigator.as
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351
navigator/iTop/Navigator.as
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@@ -0,0 +1,351 @@
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package iTop
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{
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import flash.display.*;
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import flash.geom.*;
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import flash.net.*;
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import flash.events.*;
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import iTop.GraphNode;
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import fl.controls.Slider;
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import fl.events.SliderEvent;
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import fl.controls.Label;
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// The main canvas
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public class Navigator extends MovieClip
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{
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protected var m_oLoader:URLLoader;
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protected var m_aNodes:Object;
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protected var m_aLinks:Array;
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protected var m_oRootNode:GraphNode;
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protected var m_oCanvas:NavigatorCanvas;
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public var m_bChildDragging:Boolean;
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// Parameters
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protected var m_sStartPosition:String;
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protected var m_sDataUrl:String;
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protected var m_sDetailsUrl:String;
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protected var m_sRelation:String;
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protected var m_sObjClass:String;
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protected var m_sObjId:String;
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// Constants
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protected var m_RADIUS = 120;
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protected var m_ITEMS_PER_ROW = 8;
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protected var m_fZoom:Number;
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// Constructor
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public function Navigator()
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{
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m_aLinks = new Array();
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m_aNodes = new Array();
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m_fZoom = 1;
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initParameters();
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doLoadData();
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addEventListener(Event.ENTER_FRAME, initGraphics);
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}
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protected function initParameters():void
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{
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m_sDataUrl = ReadParam('xmlUrl', 'http://localhost:81/pages/xml.navigator.php?operation=relation');
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m_sDetailsUrl = ReadParam('drillUrl', 'http://localhost/pages/UI.php?operation=details');
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m_sRelation = ReadParam('relation', 'impacts');
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m_sObjClass = ReadParam('obj_class', 'Server');
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m_sObjId = ReadParam('obj_id', '1');
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m_sStartPosition = ReadParam('start_pos', 'left');
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}
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function initGraphics(event:Event):void
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{
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m_oCanvas = new NavigatorCanvas(); // All drawings will occur here
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addChild(m_oCanvas);
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m_oCanvas.scaleX = m_fZoom;
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m_oCanvas.scaleY = m_fZoom;
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// Handle listeners...
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removeEventListener(Event.ENTER_FRAME,initGraphics);
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addEventListener(Event.ENTER_FRAME, drawLines);
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m_oZoomSlider.value = 100;
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m_oZoomSlider.addEventListener(SliderEvent.CHANGE, onZoomChange);
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stage.addEventListener(MouseEvent.MOUSE_DOWN, mouseDown)
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stage.addEventListener(MouseEvent.MOUSE_UP, mouseReleased);
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}
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function mouseDown(event:MouseEvent):void
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{
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trace("Click in canvas");
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if (!m_bChildDragging)
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{
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m_oCanvas.startDrag();
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}
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}
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function mouseReleased(event:MouseEvent):void
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{
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if (!m_bChildDragging)
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{
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m_oCanvas.stopDrag();
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}
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}
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function onZoomChange(event:SliderEvent):void
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{
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m_fZoom = event.value/100;
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m_oCanvas.scaleX = m_fZoom;
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m_oCanvas.scaleY = m_fZoom;
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}
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function doLoadData()
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{
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var myString:String = m_sDataUrl+'?relation='+m_sRelation+'&class='+m_sObjClass+'&id='+m_sObjId;
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trace("Requesting:"+myString);
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var myXMLURL:URLRequest = new URLRequest(myString);
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m_oLoader = new URLLoader();
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m_oLoader.addEventListener(Event.COMPLETE, onXMLLoadComplete);
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m_oLoader.addEventListener(SecurityErrorEvent.SECURITY_ERROR, onXMLLoadError);
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m_oLoader.addEventListener(IOErrorEvent.IO_ERROR, onXMLLoadError);
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m_oLoader.load(myXMLURL);
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}
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function onXMLLoadComplete(event:Event):void
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{
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var myXML:XML = XML(m_oLoader.data);
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//trace("Data loaded." + myXML);
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//trace("===========================");
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parseXMLData(null, myXML, 0);
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m_sTitle.text = myXML.attribute("title");
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m_oZoomSlider.enabled = true;
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removeChild(m_oPreloader);
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}
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function onXMLLoadError(event:IOErrorEvent):void
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{
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trace("An error occured:" + Event);
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}
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function parseXMLData(oParentNode:GraphNode, oXMLData:XML, iChildIndex:Number)
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{
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//trace(oXMLData.child("node").length());
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var oNode:GraphNode;
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oNode = addNode(oParentNode, oXMLData.child("node")[0], iChildIndex);
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if (oParentNode != null)
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{
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AddLink(oParentNode.GetKey(), oNode.GetKey());
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}
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//trace('Root node:'+oRoot.toString());
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var oLinks = oXMLData.child("node")[0].links;
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var iChildIndex:Number = 0;
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if (oLinks.length() > 0)
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{
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//trace('links: '+oLinks.toString());
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var oLink = oLinks.link;
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for each(var oChild:XML in oLink)
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{
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parseXMLData(oNode, oChild, iChildIndex);
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iChildIndex++;
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}
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}
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}
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function addNode(oParent:GraphNode, oXMLData:XML, iChildIndex)
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{
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var sClass = oXMLData.@obj_class;
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var iId = oXMLData.@id;
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var sLabel = oXMLData.@name;
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var sIcon = oXMLData.@icon;
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var oNode:GraphNode = GetNode(sClass+'/'+iId);
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if (oNode == null)
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{
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// If the node does not already exist, let's create it
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var oPt:Point = GetNextFreePosition(oParent, iChildIndex);
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var sParentKey = null;
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if (oParent != null)
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{
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sParentKey = oParent.GetKey();
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}
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oNode = new GraphNode(this, oPt, sClass, iId, sLabel, sIcon, sParentKey, m_fZoom);
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this.m_aNodes[oNode.GetKey()] = oNode; //Keep it referenced
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if (oParent == null)
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{
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m_oRootNode = oNode;
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}
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m_oCanvas.addChild(oNode);
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}
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return oNode;
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//trace("class: "+sClass+", id: "+iId+", name: "+sLabel+", Icon: "+sIcon);
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}
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function GetNode(sKey)
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{
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if (m_aNodes.hasOwnProperty(sKey))
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{
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return m_aNodes[sKey];
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}
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else
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{
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return null;
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}
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}
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function GetNextFreePosition(oParent:GraphNode, iChildIndex:Number):Point
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{
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var oPt:Point = GetInitialPosition();
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var angle:Number = GetInitialAngle();
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if (oParent != null)
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{
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oPt.x = oParent.x;
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oPt.y = oParent.y;
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var sGrandParentKey:String = oParent.GetParentKey();
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if (sGrandParentKey != null)
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{
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var oGrandParent:GraphNode = GetNode(sGrandParentKey);
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var dx:Number = oParent.x - oGrandParent.x;
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var dy:Number = oParent.y - oGrandParent.y;
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if ((dx == 0) && (dy == 0))
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{
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angle = GetInitialAngle();
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}
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else
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{
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angle = Math.atan2(dy, dx);
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}
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}
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var radius = m_RADIUS * Math.floor(iChildIndex / m_ITEMS_PER_ROW);
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angle += iChildIndex*(2*Math.PI) / m_ITEMS_PER_ROW;
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oPt.x += m_RADIUS * Math.cos(angle);
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oPt.y += m_RADIUS * Math.sin(angle);
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trace("iChildIndex: "+iChildIndex+" x: "+oPt.x+" y: "+oPt.y+" sGdParentKey: "+sGrandParentKey);
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}
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return oPt;
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}
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function GetInitialPosition():Point
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{
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trace('width: '+stage.stageWidth+' height: '+stage.stageHeight);
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var oPos:Point = new Point(0,0);
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switch(m_sStartPosition)
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{
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case 'left':
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oPos.x = m_RADIUS;
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oPos.y = stage.stageHeight / 2;
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break;
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case 'right':
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oPos.x = stage.stageWidth - m_RADIUS;
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oPos.y = stage.stageHeight / 2;
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break;
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case 'top':
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oPos.x = stage.stageWidth/2;
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oPos.y = m_RADIUS;
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break;
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case 'bottom':
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oPos.x = stage.stageWidth/2;
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oPos.y = stage.stageHeight - m_RADIUS;
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break;
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}
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return oPos;
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}
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function GetInitialAngle():Number
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{
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var angle:Number;
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switch(m_sStartPosition)
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{
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case 'left':
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angle = 0;
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break;
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case 'right':
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angle = Math.PI;
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break;
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case 'top':
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angle = -Math.PI / 2;
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break;
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||||
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||||
case 'right':
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||||
angle = Math.PI / 2;
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break;
|
||||
}
|
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return angle;
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}
|
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|
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function AddLink(sStart:String, sEnd:String)
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{
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var oLink = new Link(sStart, sEnd);
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m_aLinks.push(oLink);
|
||||
}
|
||||
|
||||
function drawLines(event:Event):void
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||||
{
|
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m_oCanvas.graphics.clear();
|
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m_oCanvas.graphics.lineStyle(2,0x666666,100);
|
||||
for (var index:String in m_aLinks)
|
||||
{
|
||||
var oStartNode:GraphNode = GetNode(m_aLinks[index].GetStart());
|
||||
var oEndNode = GetNode(m_aLinks[index].GetEnd());
|
||||
m_oCanvas.graphics.moveTo(oStartNode.x, oStartNode.y);
|
||||
m_oCanvas.graphics.lineTo(oEndNode.x, oEndNode.y);
|
||||
var oMiddlePoint:Point = new Point((oEndNode.x+oStartNode.x)/2, (oEndNode.y+oStartNode.y)/2);
|
||||
drawArrow(oMiddlePoint, oEndNode.x - oStartNode.x, oEndNode.y - oStartNode.y);
|
||||
}
|
||||
}
|
||||
function drawArrow(oPt:Point, dx:Number, dy:Number):void
|
||||
{
|
||||
var l:Number = Math.sqrt(dx*dx+dy*dy);
|
||||
var arrowSize:Number = 5;
|
||||
m_oCanvas.graphics.lineStyle(2,0x666666,100,false,"normal",CapsStyle.ROUND);
|
||||
m_oCanvas.graphics.moveTo(oPt.x, oPt.y);
|
||||
m_oCanvas.graphics.lineTo(oPt.x + arrowSize*(dy-dx)/l, oPt.y - arrowSize*(dx+dy)/l);
|
||||
m_oCanvas.graphics.moveTo(oPt.x, oPt.y);
|
||||
m_oCanvas.graphics.lineTo(oPt.x - arrowSize*(dx+dy)/l, oPt.y - arrowSize*(dy-dx)/l);
|
||||
}
|
||||
|
||||
public function ReadParam(sName:String, sDefaultValue:String)
|
||||
{
|
||||
var paramObj:Object = LoaderInfo(this.root.loaderInfo).parameters;
|
||||
|
||||
if (paramObj.hasOwnProperty(sName))
|
||||
{
|
||||
return unescape(paramObj[sName]);
|
||||
}
|
||||
else
|
||||
{
|
||||
return sDefaultValue;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
class Link extends Object
|
||||
{
|
||||
protected var m_sStart:String;
|
||||
protected var m_sEnd:String;
|
||||
public function Link(sStartNodeKey:String, sEndNodeKey:String)
|
||||
{
|
||||
m_sStart = sStartNodeKey;
|
||||
m_sEnd = sEndNodeKey;
|
||||
}
|
||||
|
||||
public function GetStart():String
|
||||
{
|
||||
return m_sStart;
|
||||
}
|
||||
public function GetEnd():String
|
||||
{
|
||||
return m_sEnd;
|
||||
}
|
||||
}
|
||||
|
||||
import flash.display.*;
|
||||
import flash.geom.*;
|
||||
import flash.events.*;
|
||||
|
||||
class NavigatorCanvas extends Sprite
|
||||
{
|
||||
public function NavigatorCanvas()
|
||||
{
|
||||
}
|
||||
}
|
||||
93
navigator/iTop/ToolTip.as
Normal file
93
navigator/iTop/ToolTip.as
Normal file
@@ -0,0 +1,93 @@
|
||||
package iTop
|
||||
{
|
||||
import flash.display.Sprite;
|
||||
import flash.text.TextField;
|
||||
import flash.text.TextFormat;
|
||||
import flash.text.TextFieldAutoSize;
|
||||
import flash.text.TextLineMetrics;
|
||||
import flash.display.BlendMode;
|
||||
import flash.utils.Timer;
|
||||
import flash.events.MouseEvent;
|
||||
|
||||
public class ToolTip extends Sprite
|
||||
{
|
||||
private var _tip:String;
|
||||
// You'll need this for proper text formatting
|
||||
private var _tf:TextField = new TextField();
|
||||
private var _format:TextFormat = new TextFormat();
|
||||
private static const ROUND:Number = 2;
|
||||
private static const HEIGHT:Number = 25;
|
||||
private static const FONT_SIZE:uint = 12;
|
||||
private static const FONT:String = 'Arial';
|
||||
private static const PADDING:Number = 5;
|
||||
private static const MIN_ALPHA:Number = 0;
|
||||
private static const ALPHA_INC:Number = .1;
|
||||
private static const MAX_ALPHA:Number = 1;
|
||||
private static const REFRESH:Number = MAX_ALPHA / ALPHA_INC;
|
||||
// For fading in and out
|
||||
private var _timer:Timer;
|
||||
public function ToolTip( tip:String )
|
||||
{
|
||||
// Hold onto the tip for posterity
|
||||
_tip = tip;
|
||||
// This ensures the textfield inherits this class's
|
||||
// alpha property. Very important because otherwise tf
|
||||
// would always have an alpha of 1 meaning it will always be visible
|
||||
this.blendMode = BlendMode.LAYER;
|
||||
_format.size = FONT_SIZE;
|
||||
_format.font = FONT;
|
||||
// Make sure the text behaves and looks
|
||||
// the way text on a button should
|
||||
_tf.defaultTextFormat = _format;
|
||||
// Always call defaultTextFormat before setting text otherwise
|
||||
// the text doesn't use the formatting defined in tf
|
||||
_tf.autoSize = TextFieldAutoSize.LEFT;
|
||||
// You have to set autoSize to TextFieldAutoSize.LEFT
|
||||
// for box.textWidth to be accurate
|
||||
_tf.multiline = true;
|
||||
_tf.htmlText = tip;
|
||||
_tf.selectable = false;
|
||||
_tf.x += PADDING;
|
||||
_tf.y += PADDING;
|
||||
addChild( _tf );
|
||||
// Draw the background
|
||||
graphics.beginFill( 0xF6F6F1, 1 );
|
||||
graphics.drawRoundRect( 0, 0, _tf.textWidth+PADDING*4, _tf.textHeight+PADDING*4, ROUND );
|
||||
graphics.endFill();
|
||||
this.alpha = MIN_ALPHA;
|
||||
}
|
||||
// You have to call this after
|
||||
// the tooltip has been added to the
|
||||
// display list
|
||||
public function start():void
|
||||
{
|
||||
this.parent.addEventListener( MouseEvent.MOUSE_OVER, mouse_over );
|
||||
}
|
||||
public function mouse_over( e:MouseEvent ):void
|
||||
{
|
||||
this.parent.setChildIndex( this, this.parent.numChildren-1 )
|
||||
// Move the tool tip to the top!
|
||||
var fadeSpeed:Number = 500 / REFRESH;
|
||||
_timer = new Timer( fadeSpeed, REFRESH );
|
||||
_timer.addEventListener( "timer", fadeIn );
|
||||
_timer.start();
|
||||
this.parent.addEventListener( MouseEvent.MOUSE_OUT, mouse_out );
|
||||
}
|
||||
public function mouse_out( e:MouseEvent ):void
|
||||
{
|
||||
var fadeSpeed:Number = 500 / REFRESH;
|
||||
_timer = new Timer( fadeSpeed, REFRESH );
|
||||
_timer.addEventListener( "timer", fadeOut );
|
||||
_timer.start();
|
||||
}
|
||||
private function fadeIn( i:uint ):void
|
||||
{
|
||||
this.alpha += ALPHA_INC;
|
||||
}
|
||||
private function fadeOut( i:uint ):void
|
||||
{
|
||||
this.alpha -= ALPHA_INC;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Binary file not shown.
Binary file not shown.
Reference in New Issue
Block a user