1059 lines
27 KiB
JavaScript
1059 lines
27 KiB
JavaScript
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/**
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* $Id: Graph.js,v 1.29 2012-05-02 22:28:01 gaudenz Exp $
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* Copyright (c) 2006-2012, JGraph Ltd
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*/
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/**
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* Constructs a new graph instance. Note that the constructor does not take a
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* container because the graph instance is needed for creating the UI, which
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* in turn will create the container for the graph. Hence, the container is
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* assigned later in EditorUi.
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*/
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Graph = function(container, model, renderHint, stylesheet)
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{
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mxGraph.call(this, container, model, renderHint, stylesheet);
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this.setConnectable(true);
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this.setDropEnabled(true);
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this.setPanning(true);
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this.setTooltips(!mxClient.IS_TOUCH);
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this.setAllowLoops(true);
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this.allowAutoPanning = true;
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this.connectionHandler.setCreateTarget(true);
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// Sets the style to be used when an elbow edge is double clicked
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this.alternateEdgeStyle = 'vertical';
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this.loadStylesheet();
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// Creates rubberband selection
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var rubberband = new mxRubberband(this);
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this.getRubberband = function()
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{
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return rubberband;
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};
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// Adds support for HTML labels via style. Note: Currently, only the Java
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// backend supports HTML labels but CSS support is limited to the following:
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// http://docs.oracle.com/javase/6/docs/api/index.html?javax/swing/text/html/CSS.html
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this.isHtmlLabel = function(cell)
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{
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var state = this.view.getState(cell);
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var style = (state != null) ? state.style : this.getCellStyle(cell);
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return style['html'] == '1';
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};
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// Unlocks all cells
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this.isCellLocked = function(cell)
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{
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return false;
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};
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// Tap and hold brings up context menu.
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// Tolerance slightly below graph tolerance is better.
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this.connectionHandler.tapAndHoldTolerance = 16;
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// Tap and hold on background starts rubberband on cell starts connecting
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var connectionHandlerTapAndHold = this.connectionHandler.tapAndHold;
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this.connectionHandler.tapAndHold = function(me, state)
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{
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if (state == null)
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{
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if (!this.graph.panningHandler.active)
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{
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rubberband.start(me.getGraphX(), me.getGraphY());
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this.graph.panningHandler.panningTrigger = false;
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}
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}
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else if (tapAndHoldStartsConnection)
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{
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connectionHandlerTapAndHold.apply(this, arguments);
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}
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else if (this.graph.isCellSelected(state.cell) && this.graph.getSelectionCount() > 1)
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{
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this.graph.removeSelectionCell(state.cell);
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}
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};
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if (touchStyle)
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{
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this.initTouch();
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}
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};
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// Graph inherits from mxGraph
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mxUtils.extend(Graph, mxGraph);
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/**
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* Loads the stylesheet for this graph.
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*/
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Graph.prototype.loadStylesheet = function()
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{
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var node = mxUtils.load(STYLE_PATH + '/default.xml').getDocumentElement();
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var dec = new mxCodec(node.ownerDocument);
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dec.decode(node, this.getStylesheet());
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};
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/**
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* Inverts the elbow edge style without removing existing styles.
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*/
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Graph.prototype.flipEdge = function(edge)
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{
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if (edge != null)
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{
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var state = this.view.getState(edge);
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var style = (state != null) ? state.style : this.getCellStyle(edge);
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if (style != null)
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{
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var elbow = mxUtils.getValue(style, mxConstants.STYLE_ELBOW,
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mxConstants.ELBOW_HORIZONTAL);
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var value = (elbow == mxConstants.ELBOW_HORIZONTAL) ?
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mxConstants.ELBOW_VERTICAL : mxConstants.ELBOW_HORIZONTAL;
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this.setCellStyles(mxConstants.STYLE_ELBOW, value, [edge]);
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}
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}
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};
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/**
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* Disables folding for non-swimlanes.
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*/
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Graph.prototype.isCellFoldable = function(cell)
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{
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return this.foldingEnabled && this.isSwimlane(cell);
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};
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/**
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* Disables drill-down for non-swimlanes.
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*/
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Graph.prototype.isValidRoot = function(cell)
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{
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return this.isSwimlane(cell);
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};
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/**
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* Overrides createGroupCell to set the group style for new groups to 'group'.
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*/
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Graph.prototype.createGroupCell = function()
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{
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var group = mxGraph.prototype.createGroupCell.apply(this, arguments);
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group.setStyle('group');
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return group;
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};
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/**
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* Overrides tooltips to show position and size
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*/
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Graph.prototype.getTooltipForCell = function(cell)
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{
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var tip = '';
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if (this.getModel().isVertex(cell))
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{
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var geo = this.getCellGeometry(cell);
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var f2 = function(x)
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{
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return Math.round(parseFloat(x) * 100) / 100;
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};
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if (geo != null)
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{
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if (tip == null)
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{
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tip = '';
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}
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else if (tip.length > 0)
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{
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tip += '\n';
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}
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tip += 'X: ' + f2(geo.x) + '\nY: ' + f2(geo.y) + '\nW: ' + f2(geo.width) + '\nH: ' + f2(geo.height);
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}
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}
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else if (this.getModel().isEdge(cell))
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{
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tip = mxGraph.prototype.getTooltipForCell.apply(this, arguments);
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}
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return tip;
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};
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/**
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* Customized graph for touch devices.
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*/
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Graph.prototype.initTouch = function()
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{
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// Disables new connections via "hotspot"
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this.connectionHandler.marker.isEnabled = function()
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{
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return this.graph.connectionHandler.first != null;
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};
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// Hides menu when editing starts
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this.addListener(mxEvent.START_EDITING, function(sender, evt)
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{
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this.panningHandler.hideMenu();
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});
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// Context menu for touchstyle
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var showMenu = false;
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var menuCell = null;
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// Checks if native hit detection did not return anything and does custom
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// hit detection for edges to take into account the tolerance
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this.updateMouseEvent = function(me)
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{
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mxGraph.prototype.updateMouseEvent.apply(this, arguments);
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if (me.getState() == null)
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{
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var cell = this.getCellAt(me.graphX, me.graphY);
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if (this.getModel().isEdge(cell))
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{
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me.state = this.view.getState(cell);
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if (me.state != null && me.state.shape != null)
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{
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this.container.style.cursor = me.state.shape.node.style.cursor;
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}
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}
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}
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if (me.getState() == null)
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{
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this.container.style.cursor = 'default';
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}
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};
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// Handles popup menu on touch devices (tap selected cell)
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this.fireMouseEvent = function(evtName, me, sender)
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{
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if (evtName == mxEvent.MOUSE_DOWN)
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{
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if (!this.panningHandler.isMenuShowing())
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{
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menuCell = me.getCell();
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showMenu = (menuCell != null) ? this.isCellSelected(menuCell) : this.isSelectionEmpty();
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}
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else
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{
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showMenu = false;
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menuCell = null;
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}
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}
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else if (evtName == mxEvent.MOUSE_UP)
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{
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if (showMenu && !this.isEditing())
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{
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if (!this.panningHandler.isMenuShowing())
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{
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var x = mxEvent.getClientX(me.getEvent());
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var y = mxEvent.getClientY(me.getEvent());
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this.panningHandler.popup(x + 16, y, menuCell, me.getEvent());
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}
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showMenu = false;
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menuCell = null;
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me.consume();
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return;
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}
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showMenu = false;
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menuCell = null;
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}
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mxGraph.prototype.fireMouseEvent.apply(this, arguments);
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if (evtName == mxEvent.MOUSE_MOVE && me.isConsumed())
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{
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showMenu = false;
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menuCell = null;
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}
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};
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};
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/**
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* Registers shapes.
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*/
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(function()
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{
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// Touch-specific static overrides
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if (touchStyle)
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{
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// Sets constants for touch style
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mxConstants.HANDLE_SIZE = 16;
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mxConstants.LABEL_HANDLE_SIZE = 7;
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// Larger tolerance and grid for real touch devices
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if (mxClient.IS_TOUCH)
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{
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mxVertexHandler.prototype.tolerance = 4;
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mxEdgeHandler.prototype.tolerance = 6;
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Graph.prototype.tolerance = 14;
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Graph.prototype.gridSize = 20;
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// One finger pans (no rubberband selection) must start regardless of mouse button
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mxPanningHandler.prototype.selectOnPopup = false;
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mxPanningHandler.prototype.useLeftButtonForPanning = true;
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mxPanningHandler.prototype.isPanningTrigger = function(me)
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{
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var evt = me.getEvent();
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return (this.useLeftButtonForPanning && (this.ignoreCell || me.getState() == null)/* &&
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mxEvent.isLeftMouseButton(evt)*/) || (mxEvent.isControlDown(evt) &&
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mxEvent.isShiftDown(evt)) || (this.usePopupTrigger &&
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mxEvent.isPopupTrigger(evt));
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};
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}
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// Don't clear selection if multiple cells selected
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var graphHandlerMouseDown = mxGraphHandler.prototype.mouseDown;
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mxGraphHandler.prototype.mouseDown = function(sender, me)
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{
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graphHandlerMouseDown.apply(this, arguments);
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if (this.graph.isCellSelected(me.getCell()) && this.graph.getSelectionCount() > 1)
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{
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this.delayedSelection = false;
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}
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};
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// Changes order of panninghandler
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Graph.prototype.createHandlers = function(container)
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{
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this.tooltipHandler = new mxTooltipHandler(this);
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this.tooltipHandler.setEnabled(false);
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// Selection cells first
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this.selectionCellsHandler = new mxSelectionCellsHandler(this);
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this.panningHandler = new mxPanningHandler(this);
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this.panningHandler.panningEnabled = false;
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this.connectionHandler = new mxConnectionHandler(this);
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this.connectionHandler.setEnabled(false);
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this.graphHandler = new mxGraphHandler(this);
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};
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// On connect the target is selected and we clone the cell of the preview edge for insert
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mxConnectionHandler.prototype.selectCells = function(edge, target)
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{
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if (touchStyle && target != null)
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{
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this.graph.setSelectionCell(target);
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}
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else
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{
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this.graph.setSelectionCell(edge);
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}
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};
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// Overrides double click handling to use the tolerance
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// FIXME: Double click on edges in iPad needs focus on textarea
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var graphDblClick = mxGraph.prototype.dblClick;
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Graph.prototype.dblClick = function(evt, cell)
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{
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if (cell == null)
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{
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var pt = mxUtils.convertPoint(this.container,
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mxEvent.getClientX(evt), mxEvent.getClientY(evt));
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cell = this.getCellAt(pt.x, pt.y);
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}
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graphDblClick.call(this, evt, cell);
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};
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// Sets the submenu icon
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mxPopupMenu.prototype.submenuImage = IMAGE_PATH + '/touch-submenu.png';
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// Rounded edge and vertex handles
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var touchHandle = new mxImage(IMAGE_PATH + '/touch-handle.png', 16, 16);
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mxVertexHandler.prototype.handleImage = touchHandle;
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mxEdgeHandler.prototype.handleImage = touchHandle;
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mxOutline.prototype.sizerImage = touchHandle;
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// Pre-fetches touch handle
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new Image().src = touchHandle.src;
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// Adds connect icon to selected vertices
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var connectorSrc = IMAGE_PATH + '/touch-connector.png';
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var vertexHandlerInit = mxVertexHandler.prototype.init;
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mxVertexHandler.prototype.init = function()
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{
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vertexHandlerInit.apply(this, arguments);
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var md = (mxClient.IS_TOUCH) ? 'touchstart' : 'mousedown';
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||
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// Only show connector image on one cell and do not show on containers
|
||
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if (showConnectorImg && this.graph.connectionHandler.isEnabled() &&
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||
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this.graph.isCellConnectable(this.state.cell) &&
|
||
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|
!this.graph.isValidRoot(this.state.cell) &&
|
||
|
|
this.graph.getSelectionCount() == 1)
|
||
|
|
{
|
||
|
|
this.connectorImg = mxUtils.createImage(connectorSrc);
|
||
|
|
this.connectorImg.style.cursor = 'pointer';
|
||
|
|
this.connectorImg.style.width = '29px';
|
||
|
|
this.connectorImg.style.height = '29px';
|
||
|
|
this.connectorImg.style.position = 'absolute';
|
||
|
|
|
||
|
|
if (!mxClient.IS_TOUCH)
|
||
|
|
{
|
||
|
|
this.connectorImg.setAttribute('title', mxResources.get('connect'));
|
||
|
|
mxEvent.redirectMouseEvents(this.connectorImg, this.graph, this.state);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Adds 2px tolerance
|
||
|
|
this.connectorImg.style.padding = '2px';
|
||
|
|
|
||
|
|
// Starts connecting on touch/mouse down
|
||
|
|
mxEvent.addListener(this.connectorImg, md,
|
||
|
|
mxUtils.bind(this, function(evt)
|
||
|
|
{
|
||
|
|
this.graph.panningHandler.hideMenu();
|
||
|
|
var pt = mxUtils.convertPoint(this.graph.container,
|
||
|
|
mxEvent.getClientX(evt), mxEvent.getClientY(evt));
|
||
|
|
this.graph.connectionHandler.start(this.state, pt.x, pt.y);
|
||
|
|
this.graph.isMouseDown = true;
|
||
|
|
mxEvent.consume(evt);
|
||
|
|
})
|
||
|
|
);
|
||
|
|
|
||
|
|
this.graph.container.appendChild(this.connectorImg);
|
||
|
|
}
|
||
|
|
|
||
|
|
this.redrawTools();
|
||
|
|
};
|
||
|
|
|
||
|
|
var vertexHandlerRedraw = mxVertexHandler.prototype.redraw;
|
||
|
|
mxVertexHandler.prototype.redraw = function()
|
||
|
|
{
|
||
|
|
vertexHandlerRedraw.apply(this);
|
||
|
|
this.redrawTools();
|
||
|
|
};
|
||
|
|
|
||
|
|
mxVertexHandler.prototype.redrawTools = function()
|
||
|
|
{
|
||
|
|
if (this.state != null && this.connectorImg != null)
|
||
|
|
{
|
||
|
|
// Top right for single-sizer
|
||
|
|
if (mxVertexHandler.prototype.singleSizer)
|
||
|
|
{
|
||
|
|
this.connectorImg.style.left = (this.state.x + this.state.width - this.connectorImg.offsetWidth / 2) + 'px';
|
||
|
|
this.connectorImg.style.top = (this.state.y - this.connectorImg.offsetHeight / 2) + 'px';
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
this.connectorImg.style.left = (this.state.x + this.state.width + mxConstants.HANDLE_SIZE / 2 + 4/* - 2 padding*/) + 'px';
|
||
|
|
this.connectorImg.style.top = (this.state.y + (this.state.height - this.connectorImg.offsetHeight) / 2) + 'px';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
var vertexHandlerDestroy = mxVertexHandler.prototype.destroy;
|
||
|
|
mxVertexHandler.prototype.destroy = function(sender, me)
|
||
|
|
{
|
||
|
|
vertexHandlerDestroy.apply(this, arguments);
|
||
|
|
|
||
|
|
if (this.connectorImg != null)
|
||
|
|
{
|
||
|
|
this.connectorImg.parentNode.removeChild(this.connectorImg);
|
||
|
|
this.connectorImg = null;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
// Pre-fetches touch connector
|
||
|
|
new Image().src = connectorSrc;
|
||
|
|
}
|
||
|
|
else // not touchStyle
|
||
|
|
{
|
||
|
|
mxConnectionHandler.prototype.connectImage = new mxImage(IMAGE_PATH + '/connector.png', 15, 15);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Pre-fetches submenu image
|
||
|
|
new Image().src = mxPopupMenu.prototype.submenuImage;
|
||
|
|
|
||
|
|
// Pre-fetches connect image
|
||
|
|
if (mxConnectionHandler.prototype.connectImage != null)
|
||
|
|
{
|
||
|
|
new Image().src = mxConnectionHandler.prototype.connectImage.src;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Cube Shape, supports size style
|
||
|
|
function CubeShape() { };
|
||
|
|
CubeShape.prototype = new mxCylinder();
|
||
|
|
CubeShape.prototype.constructor = CubeShape;
|
||
|
|
CubeShape.prototype.size = 20;
|
||
|
|
CubeShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var s = mxUtils.getValue(this.style, 'size', this.size);
|
||
|
|
var dy = s * this.scale;
|
||
|
|
var dx = s * this.scale;
|
||
|
|
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(dx, h);
|
||
|
|
path.lineTo(dx, dy);
|
||
|
|
path.lineTo(0, 0);
|
||
|
|
path.moveTo(dx, dy);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(w - dx, 0);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(dx, h);
|
||
|
|
path.lineTo(0, h - dy);
|
||
|
|
path.lineTo(0, 0);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['cube'] = CubeShape;
|
||
|
|
|
||
|
|
// Note Shape, supports size style
|
||
|
|
function NoteShape() { };
|
||
|
|
NoteShape.prototype = new mxCylinder();
|
||
|
|
NoteShape.prototype.constructor = NoteShape;
|
||
|
|
NoteShape.prototype.size = 30;
|
||
|
|
NoteShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var s = mxUtils.getValue(this.style, 'size', this.size);
|
||
|
|
var dx = s * this.scale;
|
||
|
|
var dy = s * this.scale;
|
||
|
|
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(w - dx, 0);
|
||
|
|
path.lineTo(w - dx, dy);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(w - dx, 0);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.lineTo(0, 0);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['note'] = NoteShape;
|
||
|
|
|
||
|
|
// Folder Shape, supports tabWidth, tabHeight styles
|
||
|
|
function FolderShape() { };
|
||
|
|
FolderShape.prototype = new mxCylinder();
|
||
|
|
FolderShape.prototype.constructor = FolderShape;
|
||
|
|
FolderShape.prototype.tabWidth = 60;
|
||
|
|
FolderShape.prototype.tabHeight = 20;
|
||
|
|
FolderShape.prototype.tabPosition = 'right';
|
||
|
|
FolderShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var tw = mxUtils.getValue(this.style, 'tabWidth', this.tabWidth);
|
||
|
|
var th = mxUtils.getValue(this.style, 'tabHeight', this.tabHeight);
|
||
|
|
var tp = mxUtils.getValue(this.style, 'tabPosition', this.tabPosition);
|
||
|
|
var dx = tw * this.scale;
|
||
|
|
var dy = th * this.scale;
|
||
|
|
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
if (tp == 'left')
|
||
|
|
{
|
||
|
|
path.moveTo(0, dy);
|
||
|
|
path.lineTo(dx, dy);
|
||
|
|
}
|
||
|
|
// Right is default
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(w - dx, dy);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
}
|
||
|
|
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (tp == 'left')
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(dx, 0);
|
||
|
|
path.lineTo(dx, dy);
|
||
|
|
path.lineTo(w, dy);
|
||
|
|
}
|
||
|
|
// Right is default
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(0, dy);
|
||
|
|
path.lineTo(w - dx, dy);
|
||
|
|
path.lineTo(w - dx, 0);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.lineTo(0, dy);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['folder'] = FolderShape;
|
||
|
|
|
||
|
|
// Card Shape, supports size style
|
||
|
|
function CardShape() { };
|
||
|
|
CardShape.prototype = new mxCylinder();
|
||
|
|
CardShape.prototype.constructor = CardShape;
|
||
|
|
CardShape.prototype.size = 30;
|
||
|
|
CardShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var s = mxUtils.getValue(this.style, 'size', this.size);
|
||
|
|
var dx = s * this.scale;
|
||
|
|
var dy = s * this.scale;
|
||
|
|
|
||
|
|
if (!isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(dx, 0);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.lineTo(0, dy);
|
||
|
|
path.lineTo(dx, 0);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['card'] = CardShape;
|
||
|
|
|
||
|
|
// Tape Shape, supports size style
|
||
|
|
function TapeShape() { };
|
||
|
|
TapeShape.prototype = new mxCylinder();
|
||
|
|
TapeShape.prototype.constructor = TapeShape;
|
||
|
|
TapeShape.prototype.size = 0.4;
|
||
|
|
TapeShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var s = mxUtils.getValue(this.style, 'size', this.size);
|
||
|
|
var dy = h * s;
|
||
|
|
var fy = 1.4;
|
||
|
|
|
||
|
|
if (!isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(0, dy / 2);
|
||
|
|
path.quadTo(w / 4, dy * fy, w / 2, dy / 2);
|
||
|
|
path.quadTo(w * 3 / 4, dy * (1 - fy), w, dy / 2);
|
||
|
|
path.lineTo(w, h - dy / 2);
|
||
|
|
path.quadTo(w * 3 / 4, h - dy * fy, w / 2, h - dy / 2);
|
||
|
|
path.quadTo(w / 4, h - dy * (1 - fy), 0, h - dy / 2);
|
||
|
|
path.lineTo(0, dy / 2);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['tape'] = TapeShape;
|
||
|
|
|
||
|
|
// Tape Shape, supports size style
|
||
|
|
function PlusShape() { };
|
||
|
|
PlusShape.prototype = new mxCylinder();
|
||
|
|
PlusShape.prototype.constructor = PlusShape;
|
||
|
|
PlusShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var border = Math.min(w / 5, h / 5) + 1;
|
||
|
|
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(w / 2, border);
|
||
|
|
path.lineTo(w / 2, h - border);
|
||
|
|
path.moveTo(border, h / 2);
|
||
|
|
path.lineTo(w - border, h / 2);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.close();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['plus'] = PlusShape;
|
||
|
|
|
||
|
|
// Tape Shape, supports size style
|
||
|
|
function MessageShape() { };
|
||
|
|
MessageShape.prototype = new mxCylinder();
|
||
|
|
MessageShape.prototype.constructor = MessageShape;
|
||
|
|
MessageShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(w / 2, h / 2);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(0, 0);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.close();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['message'] = MessageShape;
|
||
|
|
|
||
|
|
// New Actor Shape
|
||
|
|
function UmlActorShape() { };
|
||
|
|
UmlActorShape.prototype = new mxCylinder();
|
||
|
|
UmlActorShape.prototype.constructor = UmlActorShape;
|
||
|
|
UmlActorShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var width = w / 3;
|
||
|
|
var height = h / 4;
|
||
|
|
|
||
|
|
if (!isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(w / 2, height);
|
||
|
|
path.curveTo(w / 2 - width, height, w / 2 - width, 0, w / 2, 0);
|
||
|
|
path.curveTo(w / 2 + width, 0, w / 2 + width, height, w / 2, height);
|
||
|
|
path.close();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(w / 2, height);
|
||
|
|
path.lineTo(w / 2, 2 * h / 3);
|
||
|
|
|
||
|
|
// Arms
|
||
|
|
path.moveTo(w / 2, h / 3);
|
||
|
|
path.lineTo(0, h / 3);
|
||
|
|
path.moveTo(w / 2, h / 3);
|
||
|
|
path.lineTo(w, h / 3);
|
||
|
|
|
||
|
|
// Legs
|
||
|
|
path.moveTo(w / 2, 2 * h / 3);
|
||
|
|
path.lineTo(0, h);
|
||
|
|
path.moveTo(w / 2, 2 * h / 3);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
// Replaces existing actor shape
|
||
|
|
mxCellRenderer.prototype.defaultShapes['umlActor'] = UmlActorShape;
|
||
|
|
|
||
|
|
// New Actor Shape
|
||
|
|
function LollipopShape() { };
|
||
|
|
LollipopShape.prototype = new mxCylinder();
|
||
|
|
LollipopShape.prototype.constructor = LollipopShape;
|
||
|
|
LollipopShape.prototype.size = 10;
|
||
|
|
LollipopShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var ss = this.scale * mxUtils.getValue(this.style, 'size', this.size);
|
||
|
|
var width = ss * 2 / 3;
|
||
|
|
var height = ss;
|
||
|
|
|
||
|
|
if (!isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(w / 2, height);
|
||
|
|
path.curveTo(w / 2 - width, height, w / 2 - width, 0, w / 2, 0);
|
||
|
|
path.curveTo(w / 2 + width, 0, w / 2 + width, height, w / 2, height);
|
||
|
|
path.close();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(w / 2, height);
|
||
|
|
path.lineTo(w / 2, h);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
// Replaces existing actor shape
|
||
|
|
mxCellRenderer.prototype.defaultShapes['lollipop'] = LollipopShape;
|
||
|
|
|
||
|
|
// Folder Shape, supports tabWidth, tabHeight styles
|
||
|
|
function ComponentShape() { };
|
||
|
|
ComponentShape.prototype = new mxCylinder();
|
||
|
|
ComponentShape.prototype.constructor = ComponentShape;
|
||
|
|
ComponentShape.prototype.jettyWidth = 32;
|
||
|
|
ComponentShape.prototype.jettyHeight = 12;
|
||
|
|
ComponentShape.prototype.redrawPath = function(path, x, y, w, h, isForeground)
|
||
|
|
{
|
||
|
|
var jw = mxUtils.getValue(this.style, 'jettyWidth', this.jettyWidth);
|
||
|
|
var jh = mxUtils.getValue(this.style, 'jettyHeight', this.jettyHeight);
|
||
|
|
var dx = jw * this.scale;
|
||
|
|
var dy = jh * this.scale;
|
||
|
|
var x0 = dx / 2;
|
||
|
|
var x1 = x0 + dx / 2;
|
||
|
|
var y0 = 0.3 * h - dy / 2;
|
||
|
|
var y1 = 0.7 * h - dy / 2;
|
||
|
|
|
||
|
|
if (isForeground)
|
||
|
|
{
|
||
|
|
path.moveTo(x0, y0);
|
||
|
|
path.lineTo(x1, y0);
|
||
|
|
path.lineTo(x1, y0 + dy);
|
||
|
|
path.lineTo(x0, y0 + dy);
|
||
|
|
path.moveTo(x0, y1);
|
||
|
|
path.lineTo(x1, y1);
|
||
|
|
path.lineTo(x1, y1 + dy);
|
||
|
|
path.lineTo(x0, y1 + dy);
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
path.moveTo(x0, 0);
|
||
|
|
path.lineTo(w, 0);
|
||
|
|
path.lineTo(w, h);
|
||
|
|
path.lineTo(x0, h);
|
||
|
|
path.lineTo(x0, y1 + dy);
|
||
|
|
path.lineTo(0, y1 + dy);
|
||
|
|
path.lineTo(0, y1);
|
||
|
|
path.lineTo(x0, y1);
|
||
|
|
path.lineTo(x0, y0 + dy);
|
||
|
|
path.lineTo(0, y0 + dy);
|
||
|
|
path.lineTo(0, y0);
|
||
|
|
path.lineTo(x0, y0);
|
||
|
|
path.close();
|
||
|
|
path.end();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['component'] = ComponentShape;
|
||
|
|
|
||
|
|
// State Shapes derives from double ellipse
|
||
|
|
function StateShape() { };
|
||
|
|
StateShape.prototype = new mxDoubleEllipse();
|
||
|
|
StateShape.prototype.constructor = StateShape;
|
||
|
|
StateShape.prototype.outerStroke = true;
|
||
|
|
StateShape.prototype.createSvg = function()
|
||
|
|
{
|
||
|
|
var g = mxDoubleEllipse.prototype.createSvg.apply(this, arguments);
|
||
|
|
this.foreground.setAttribute('fill', this.innerNode.getAttribute('fill'));
|
||
|
|
this.foreground.setAttribute('stroke', this.stroke);
|
||
|
|
this.innerNode.setAttribute('fill', 'none');
|
||
|
|
this.innerNode.setAttribute('stroke', (this.outerStroke) ? this.stroke : 'none');
|
||
|
|
|
||
|
|
return g;
|
||
|
|
};
|
||
|
|
StateShape.prototype.redrawSvg = function()
|
||
|
|
{
|
||
|
|
mxDoubleEllipse.prototype.redrawSvg.apply(this, arguments);
|
||
|
|
|
||
|
|
// Workaround for visible background
|
||
|
|
this.innerNode.setAttribute('fill', 'none');
|
||
|
|
|
||
|
|
if (this.shadowNode != null)
|
||
|
|
{
|
||
|
|
this.shadowNode.setAttribute('cx', this.foreground.getAttribute('cx'));
|
||
|
|
this.shadowNode.setAttribute('cy', this.foreground.getAttribute('cy'));
|
||
|
|
this.shadowNode.setAttribute('rx', this.foreground.getAttribute('rx'));
|
||
|
|
this.shadowNode.setAttribute('ry', this.foreground.getAttribute('ry'));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
StateShape.prototype.createVml = function()
|
||
|
|
{
|
||
|
|
var result = mxDoubleEllipse.prototype.createVml.apply(this, arguments);
|
||
|
|
|
||
|
|
if (this.fillNode != null)
|
||
|
|
{
|
||
|
|
this.foreground.appendChild(this.fillNode);
|
||
|
|
this.foreground.filled = 'true';
|
||
|
|
}
|
||
|
|
|
||
|
|
this.background.filled = 'false';
|
||
|
|
this.background.stroked = (this.outerStroke) ? 'true' : 'false';
|
||
|
|
|
||
|
|
if (this.shadowNode != null)
|
||
|
|
{
|
||
|
|
this.foreground.appendChild(this.shadowNode);
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['endState'] = StateShape;
|
||
|
|
|
||
|
|
function StartStateShape() { };
|
||
|
|
StartStateShape.prototype = new StateShape();
|
||
|
|
StartStateShape.prototype.constructor = StartStateShape;
|
||
|
|
StartStateShape.prototype.outerStroke = false;
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['startState'] = StartStateShape;
|
||
|
|
|
||
|
|
// Image export for state shapes
|
||
|
|
var imageExportInitShapes = mxImageExport.prototype.initShapes;
|
||
|
|
mxImageExport.prototype.initShapes = function()
|
||
|
|
{
|
||
|
|
imageExportInitShapes.apply(this, arguments);
|
||
|
|
|
||
|
|
function createStateShape(outerStroke)
|
||
|
|
{
|
||
|
|
return {
|
||
|
|
drawShape: function(canvas, state, bounds, background)
|
||
|
|
{
|
||
|
|
var x = bounds.x;
|
||
|
|
var y = bounds.y;
|
||
|
|
var w = bounds.width;
|
||
|
|
var h = bounds.height;
|
||
|
|
|
||
|
|
if (background)
|
||
|
|
{
|
||
|
|
var inset = Math.min(4, Math.min(w / 5, h / 5));
|
||
|
|
x += inset;
|
||
|
|
y += inset;
|
||
|
|
w -= 2 * inset;
|
||
|
|
h -= 2 * inset;
|
||
|
|
|
||
|
|
if (w > 0 && h > 0)
|
||
|
|
{
|
||
|
|
canvas.ellipse(x, y, w, h);
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
canvas.fillAndStroke();
|
||
|
|
|
||
|
|
if (outerStroke)
|
||
|
|
{
|
||
|
|
canvas.ellipse(x, y, w, h);
|
||
|
|
canvas.stroke();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
this.shapes['endState'] = createStateShape(true);
|
||
|
|
this.shapes['startState'] = createStateShape(false);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Custom edge shape
|
||
|
|
function LinkShape() { };
|
||
|
|
LinkShape.prototype = new mxArrow();
|
||
|
|
LinkShape.prototype.constructor = LinkShape;
|
||
|
|
LinkShape.prototype.enableFill = false;
|
||
|
|
LinkShape.prototype.addPipe = true;
|
||
|
|
|
||
|
|
LinkShape.prototype.redrawPath = function(path, x, y, w, h)
|
||
|
|
{
|
||
|
|
// All points are offset
|
||
|
|
path.translate.x -= x;
|
||
|
|
path.translate.y -= y;
|
||
|
|
|
||
|
|
// Geometry of arrow
|
||
|
|
var width = 10 * this.scale;
|
||
|
|
|
||
|
|
// Base vector (between end points)
|
||
|
|
var p0 = this.points[0];
|
||
|
|
var pe = this.points[this.points.length - 1];
|
||
|
|
|
||
|
|
var dx = pe.x - p0.x;
|
||
|
|
var dy = pe.y - p0.y;
|
||
|
|
var dist = Math.sqrt(dx * dx + dy * dy);
|
||
|
|
var length = dist;
|
||
|
|
|
||
|
|
// Computes the norm and the inverse norm
|
||
|
|
var nx = dx / dist;
|
||
|
|
var ny = dy / dist;
|
||
|
|
var basex = length * nx;
|
||
|
|
var basey = length * ny;
|
||
|
|
var floorx = width * ny/3;
|
||
|
|
var floory = -width * nx/3;
|
||
|
|
|
||
|
|
// Computes points
|
||
|
|
var p0x = p0.x - floorx / 2;
|
||
|
|
var p0y = p0.y - floory / 2;
|
||
|
|
var p1x = p0x + floorx;
|
||
|
|
var p1y = p0y + floory;
|
||
|
|
var p2x = p1x + basex;
|
||
|
|
var p2y = p1y + basey;
|
||
|
|
var p3x = p2x + floorx;
|
||
|
|
var p3y = p2y + floory;
|
||
|
|
// p4 not needed
|
||
|
|
var p5x = p3x - 3 * floorx;
|
||
|
|
var p5y = p3y - 3 * floory;
|
||
|
|
|
||
|
|
// LATER: Add support for n points
|
||
|
|
path.moveTo(p1x, p1y);
|
||
|
|
path.lineTo(p2x, p2y);
|
||
|
|
path.moveTo(p5x + floorx, p5y + floory);
|
||
|
|
path.lineTo(p0x, p0y);
|
||
|
|
path.end();
|
||
|
|
};
|
||
|
|
|
||
|
|
mxCellRenderer.prototype.defaultShapes['link'] = LinkShape;
|
||
|
|
|
||
|
|
// Defines custom marker
|
||
|
|
mxMarker.markers['dash'] = function(node, type, pe, nx, ny, strokewidth, size, scale, isVml)
|
||
|
|
{
|
||
|
|
nx = nx * (size + strokewidth);
|
||
|
|
ny = ny * (size + strokewidth);
|
||
|
|
|
||
|
|
if (isVml)
|
||
|
|
{
|
||
|
|
node.setAttribute('path', 'm' + Math.floor(pe.x - nx / 2- ny / 2) + ' ' + Math.floor(pe.y - ny / 2 + nx / 2) +
|
||
|
|
' l ' + Math.floor(pe.x + ny / 2 - 3 * nx / 2) + ' ' + Math.floor(pe.y - 3 * ny / 2 - nx / 2) +
|
||
|
|
' e');
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
node.setAttribute('d', 'M ' + (pe.x - nx / 2 - ny / 2) + ' ' + (pe.y - ny / 2 + nx / 2) +
|
||
|
|
' L ' + (pe.x + ny / 2 - 3 * nx / 2) + ' ' + (pe.y - 3 * ny / 2 - nx / 2) +
|
||
|
|
' z');
|
||
|
|
}
|
||
|
|
|
||
|
|
// Returns the offset for the edge
|
||
|
|
return new mxPoint(0, 0);
|
||
|
|
};
|
||
|
|
|
||
|
|
// Registers the marker in mxImageExport
|
||
|
|
var mxImageExportInitMarkers = mxImageExport.prototype.initMarkers;
|
||
|
|
mxImageExport.prototype.initMarkers = function()
|
||
|
|
{
|
||
|
|
mxImageExportInitMarkers.apply(this, arguments);
|
||
|
|
|
||
|
|
this.markers['dash'] = function(canvas, state, type, pe, unitX, unitY, size, source, sw)
|
||
|
|
{
|
||
|
|
nx = unitX * (size + sw);
|
||
|
|
ny = unitY * (size + sw);
|
||
|
|
|
||
|
|
canvas.begin();
|
||
|
|
canvas.moveTo(pe.x - nx / 2 - ny / 2, pe.y - ny / 2 + nx / 2);
|
||
|
|
canvas.lineTo(pe.x + ny / 2 - 3 * nx / 2, pe.y - 3 * ny / 2 - nx / 2);
|
||
|
|
canvas.stroke();
|
||
|
|
|
||
|
|
// Returns the offset for the edge
|
||
|
|
return new mxPoint(0, 0);
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
// Enables crisp rendering in SVG except for connectors, actors, cylinder,
|
||
|
|
// ellipses must be enabled after rendering the sidebar items
|
||
|
|
mxShape.prototype.crisp = true;
|
||
|
|
mxShape.prototype.roundedCrispSvg = false;
|
||
|
|
mxActor.prototype.crisp = false;
|
||
|
|
mxCylinder.prototype.crisp = false;
|
||
|
|
mxEllipse.prototype.crisp = false;
|
||
|
|
mxDoubleEllipse.prototype.crisp = false;
|
||
|
|
mxConnector.prototype.crisp = false;
|
||
|
|
FolderShape.prototype.crisp = true;
|
||
|
|
ComponentShape.prototype.crisp = true;
|
||
|
|
})();
|
||
|
|
|