skins/xml_io.js

   1 // (c) Benoît PIN 2006-2007
   2 // http://plinn.org
   3 // Licence GPL
   4
   5 function XMLExport() {
   6         this.domDoc = Sarissa.getDomDocument('http://plinn.org/namespaces/plinn_document/1.0', 'plinn');
   7         this.rootNode = this.domDoc.documentElement;
   8 }
   9
  10 XMLExport.prototype.getXML = function() {
  11         this.exportDocument();
  12         var s = new XMLSerializer();
  13         XML_OUTPUT.value = s.serializeToString(this.domDoc);
  14 };
  15
  16
  17 XMLExport.prototype.exportDocument = function() {
  18         this.exportRectangles(LAYER_MANAGER.space, this.rootNode);
  19 };
  20
  21 XMLExport.prototype.exportRectangles = function(baseObj, baseNode) {
  22         var doc = this.domDoc;
  23         var childs = baseObj.childNodes;
  24
  25         for(var i = 0 ; i < childs.length ; i++) {
  26                 rectObj = childs[i].rectangle;
  27                 if (!rectObj)
  28                         continue;
  29
  30                 // rectangle
  31                 var rectEl = doc.createElement("rectangle");
  32                 rectEl.setAttribute("width", rectObj.width);
  33                 rectEl.setAttribute("height", rectObj.height);
  34                 rectEl.setAttribute("elementKey", rectObj.elementKey);
  35                 rectEl.setAttribute("ddOptions", rectObj.ddOptions);
  36                 rectEl.setAttribute("ratio", rectObj.ratio);
  37                 rectEl.setAttribute("visibility", rectObj.style.visibility);
  38
  39                 // upperLeftCorner
  40                 var ulc = doc.createElement("upperLeftCorner");
  41                 var point = doc.createElement("point");
  42                 point.setAttribute("x", rectObj.upperLeftCorner.x);
  43                 point.setAttribute("y", rectObj.upperLeftCorner.y);
  44                 ulc.appendChild(point);
  45                 rectEl.appendChild(ulc);
  46
  47                 // raw data
  48                 var rdata = doc.createElement("rawData");
  49                 if (rectObj.getRawData) {
  50                         var rawEl = doc.createTextNode(rectObj.getRawData());
  51                         rdata.appendChild(rawEl);
  52                 }
  53                 rectEl.appendChild(rdata);
  54
  55                 baseNode.appendChild(rectEl);
  56
  57                 this.exportRectangles(rectObj.node, rectEl);
  58         }
  59 };
  60
  61 function XMLImport(url, root_container) {
  62         this.root_container = root_container;
  63         var thisImporter = this;
  64         var req = new XMLHttpRequest();
  65
  66         req.onreadystatechange = function() {
  67                 if(req.readyState == 4)
  68                         thisImporter.constructDocument(req);
  69         }
  70         req.open("GET", url, true);
  71         req.send(null);
  72 }
  73
  74 XMLImport.prototype.constructDocument = function(req) {
  75         var rootNode = req.responseXML.documentElement;
  76         var layerElements = rootNode.childNodes;
  77         initLayerManager(this.root_container, true);
  78         var layerElement;
  79         for (var i = 0 ; i < layerElements.length ; i++) {
  80                 layerElement = layerElements[i];
  81                 if (i==0) { // initialize LAYER_MANAGER from first layer data
  82                         LAYER_MANAGER.defaultLayerWidth = parseInt(layerElement.getAttribute("width"));
  83                         LAYER_MANAGER.defaultLayerHeight = parseInt(layerElement.getAttribute("height"));
  84                         LAYER_MANAGER.addLayer("relative");
  85                 }
  86                 else
  87                         LAYER_MANAGER.addLayer();
  88
  89                 // common part
  90                 if (layerElement.getAttribute("visibility") == "hidden")
  91                         LAYER_MANAGER.toggleLayerVisibility();
  92
  93                 this.constructRectangles(CURRENT_LAYER, layerElement)
  94         }
  95 };
  96
  97 XMLImport.prototype.constructRectangles = function(baseObj, baseNode) {
  98         var rectangleElements = baseNode.childNodes;
  99         var rectE, rect, ulcE, ulc, rawDataE, rawData, putFunc;
 100
 101         for (var i = 0 ; i < rectangleElements.length ; i ++) {
 102                 rectE = rectangleElements[i];
 103                 if (rectE.nodeName != "rectangle")
 104                         continue;
 105                 ulcE = rectE.childNodes[0].childNodes[0];
 106                 rawDataE = rectE.childNodes[1]
 107
 108                 ulc = new Point( parseInt(ulcE.getAttribute("x")), parseInt(ulcE.getAttribute("y")) )
 109                 rect = new Rectangle(ulc,
 110                                                          parseInt(rectE.getAttribute("width")),
 111                                                          parseInt(rectE.getAttribute("height")),
 112                                                          rectE.getAttribute("elementKey"),
 113                                                          parseInt(rectE.getAttribute("ddOptions")),
 114                                                          parseFloat(rectE.getAttribute("ratio")));
 115
 116                 putFunc = ELEMENTS_POOL[rectE.getAttribute("elementKey")]["putData"]
 117                 if (putFunc)
 118                         putFunc.apply(rect, [rawDataE.childNodes[0].nodeValue]);
 119
 120                 rect.draw(baseObj);
 121         }
 122 };
 123
 124 /* utils */
 125 function _plinnDocumentBeforeSubmit() {
 126         with (GLOBAL_DD_CONTROLER.ddEventCaptureElmt) {
 127                 onmousedown=null;
 128                 onmousemouse=null;
 129                 onmouseup=null;
 130         }
 131         new XMLExport().getXML();
 132 }