adding FreeMind LayoutManager

2011-03-24 18:00:51 +00:00
parent 43ff313635
commit 4dee4a0f18
20 changed files with 630 additions and 81 deletions
--- a/mindplot/src/main/javascript/layoutManagers/boards/freeMindBoards/Board.js
+++ b/mindplot/src/main/javascript/layoutManagers/boards/freeMindBoards/Board.js
@@ -0,0 +1,118 @@
+mindplot.layoutManagers.boards.freeMindBoards={};
+
+mindplot.layoutManagers.boards.freeMindBoards.Board = mindplot.layoutManagers.boards.Board.extend({
+    options:{
+
+    },
+    initialize:function(node, layoutManager, options){
+        this.parent(node, layoutManager, options);
+        this._positionTables = this._createTables();
+    },
+    _createTables:function(){
+        core.Utils.assert(false, "no Board implementation found!")
+    },
+    _getTableForNode:function(node){
+        core.Utils.assert(false, "no Board implementation found!")
+    },
+    removeTopicFromBoard:function(node){
+        var table = this._getTableForNode(node);
+        var position = node.getPosition();
+        var y = position.y;
+
+        //search for position
+        for(var i = 0; i< table.length ; i++){
+            var entry = table[i];
+            if (entry.position == y){
+                this._removeEntry(node, table, i);
+                break;
+            }
+        }
+    },
+    addBranch:function(node){
+        var result = this.findNodeEntryIndex(node);
+        this._insertNewEntry(node, result.table, result.index);
+    },
+    _insertNewEntry:function(node, table, index){
+        var entry = new mindplot.layoutManagers.boards.freeMindBoards.Entry(node);
+        table.splice(index, 0, entry);
+        this._updateTable(index, table);
+    },
+    _removeEntry:function(node, table, index){
+        table.splice(index, 1);
+        this._updateTable(index, table);
+    },
+    _updateTable:function(index, table){
+        var i = index;
+        if(index >= table.length){
+            i = table.length -1;
+        }
+
+        var modifiedTopics = [];
+        var delta = null;
+        //check from index to 0;
+        if(i>0){
+            var entry = table[i];
+            var prevEntry = table[i-1];
+            var marginTop = entry.getPosition() + entry.getMarginTop();
+            var marginBottom = prevEntry.getPosition() - prevEntry.getMarginBottom();
+            if(marginTop>marginBottom){
+                delta = marginBottom - marginTop;
+                i--;
+                while(i >= 0){
+                    this._moveTopic(table[i], delta, modifiedTopics);
+                    i--;
+                }
+            }
+        }
+
+        i = index;
+        delta = null;
+
+        //check from index to length
+        if( i<table.length-1){
+            entry = table[i];
+            var nextEntry = table[i+1];
+            marginBottom = entry.getPosition() - entry.getMarginBottom();
+            marginTop = nextEntry.getPosition() + nextEntry.getMarginTop();
+            if(marginTop>marginBottom){
+                delta = marginTop-marginBottom;
+                i++;
+                while(i<table.length){
+                    this._moveTopic(table[i], delta, modifiedTopics);
+                    i++;
+                }
+            }
+        }
+    },
+    _moveTopic:function(entry, delta, modifiedTopics){
+        var pos = entry.getPosition();
+        pos -= delta;
+        entry.setPosition(pos);
+        modifiedTopics.push(entry);
+    },
+    updateChildrenPosition:function(node){
+        var result = this.findNodeEntryIndex(node);
+        this._updateTable(result.index, result.table);
+    },
+    findNodeEntryIndex:function(node){
+        var table = this._getTableForNode(node);
+        var position = node.getPosition();
+        var y = position.y;
+
+        //search for position
+        var i;
+        for(i = 0; i< table.length ; i++){
+            var entry = table[i];
+            if (entry.getPosition() < y){
+                break;
+            }
+        }
+        return {index:i, table:table};
+    },
+    setNodeMarginTop:function(node, delta){
+        var result = this.findNodeEntryIndex(node);
+        var entry = result.table[result.index];
+        var marginTop = entry.getMarginTop()-delta.y;
+        entry.setMarginTop(marginTop);
+    }
+});