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@ -1370,39 +1370,40 @@ mxCellStatePreview.prototype.translateState=function(a,b,c){if(null!=a){var d=th
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mxCellStatePreview.prototype.revalidateState=function(a,b,c,d){if(null!=a){var e=this.graph.getModel();e.isEdge(a.cell)&&a.view.updateCellState(a);var f=this.graph.getCellGeometry(a.cell),g=a.view.getState(e.getParent(a.cell));0==b&&0==c||null==f||!f.relative||!e.isVertex(a.cell)||null!=g&&!e.isVertex(g.cell)&&null==this.deltas.get(a.cell)||(a.x+=b,a.y+=c);this.graph.cellRenderer.redraw(a);null!=d&&d(a);f=e.getChildCount(a.cell);for(g=0;g<f;g++)this.revalidateState(this.graph.view.getState(e.getChildAt(a.cell,
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g)),b,c,d)}};mxCellStatePreview.prototype.addEdges=function(a){for(var b=this.graph.getModel(),c=b.getEdgeCount(a.cell),d=0;d<c;d++){var e=a.view.getState(b.getEdgeAt(a.cell,d));null!=e&&this.moveState(e,0,0)}};function mxConnectionConstraint(a,b,c,d,e){this.point=a;this.perimeter=null!=b?b:!0;this.name=c;this.dx=d?d:0;this.dy=e?e:0}mxConnectionConstraint.prototype.point=null;mxConnectionConstraint.prototype.perimeter=null;mxConnectionConstraint.prototype.name=null;
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mxConnectionConstraint.prototype.dx=null;mxConnectionConstraint.prototype.dy=null;
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function mxGraphHandler(a){this.graph=a;this.graph.addMouseListener(this);this.panHandler=mxUtils.bind(this,function(){this.updatePreview();this.updateHint()});this.graph.addListener(mxEvent.PAN,this.panHandler);this.escapeHandler=mxUtils.bind(this,function(a,c){this.reset()});this.graph.addListener(mxEvent.ESCAPE,this.escapeHandler);this.refreshHandler=mxUtils.bind(this,function(a,c){if(null!=this.first)try{this.bounds=this.graph.getView().getBounds(this.cells),this.pBounds=this.getPreviewBounds(this.cells),
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this.updatePreview(!0),window.setTimeout(mxUtils.bind(this,function(){this.livePreviewUsed&&(this.setHandlesVisibleForCells(this.cells,!1),this.updatePreview())}),0)}catch(d){this.reset()}});this.graph.getModel().addListener(mxEvent.CHANGE,this.refreshHandler)}mxGraphHandler.prototype.graph=null;mxGraphHandler.prototype.maxCells=mxClient.IS_IE?20:50;mxGraphHandler.prototype.enabled=!0;mxGraphHandler.prototype.highlightEnabled=!0;mxGraphHandler.prototype.cloneEnabled=!0;
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mxGraphHandler.prototype.moveEnabled=!0;mxGraphHandler.prototype.guidesEnabled=!1;mxGraphHandler.prototype.guide=null;mxGraphHandler.prototype.currentDx=null;mxGraphHandler.prototype.currentDy=null;mxGraphHandler.prototype.updateCursor=!0;mxGraphHandler.prototype.selectEnabled=!0;mxGraphHandler.prototype.removeCellsFromParent=!0;mxGraphHandler.prototype.removeEmptyParents=!1;mxGraphHandler.prototype.connectOnDrop=!1;mxGraphHandler.prototype.scrollOnMove=!0;mxGraphHandler.prototype.minimumSize=6;
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mxGraphHandler.prototype.previewColor="black";mxGraphHandler.prototype.htmlPreview=!1;mxGraphHandler.prototype.shape=null;mxGraphHandler.prototype.scaleGrid=!1;mxGraphHandler.prototype.rotationEnabled=!0;mxGraphHandler.prototype.maxLivePreview=0;mxGraphHandler.prototype.allowLivePreview=mxClient.IS_SVG;mxGraphHandler.prototype.isEnabled=function(){return this.enabled};mxGraphHandler.prototype.setEnabled=function(a){this.enabled=a};mxGraphHandler.prototype.isCloneEnabled=function(){return this.cloneEnabled};
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mxGraphHandler.prototype.setCloneEnabled=function(a){this.cloneEnabled=a};mxGraphHandler.prototype.isMoveEnabled=function(){return this.moveEnabled};mxGraphHandler.prototype.setMoveEnabled=function(a){this.moveEnabled=a};mxGraphHandler.prototype.isSelectEnabled=function(){return this.selectEnabled};mxGraphHandler.prototype.setSelectEnabled=function(a){this.selectEnabled=a};mxGraphHandler.prototype.isRemoveCellsFromParent=function(){return this.removeCellsFromParent};
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mxGraphHandler.prototype.setRemoveCellsFromParent=function(a){this.removeCellsFromParent=a};mxGraphHandler.prototype.getInitialCellForEvent=function(a){return a.getCell()};mxGraphHandler.prototype.isDelayedSelection=function(a,b){return this.graph.isCellSelected(a)};mxGraphHandler.prototype.consumeMouseEvent=function(a,b){b.consume()};
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function mxGraphHandler(a){this.graph=a;this.graph.addMouseListener(this);this.panHandler=mxUtils.bind(this,function(){this.suspended||(this.updatePreview(),this.updateHint())});this.graph.addListener(mxEvent.PAN,this.panHandler);this.escapeHandler=mxUtils.bind(this,function(a,c){this.reset()});this.graph.addListener(mxEvent.ESCAPE,this.escapeHandler);this.refreshHandler=mxUtils.bind(this,function(a,c){if(null!=this.first&&!this.suspended)try{this.bounds=this.graph.getView().getBounds(this.cells),
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this.pBounds=this.getPreviewBounds(this.cells),this.updatePreview(!0),window.setTimeout(mxUtils.bind(this,function(){this.livePreviewUsed&&(this.setHandlesVisibleForCells(this.cells,!1),this.updatePreview())}),0)}catch(d){this.reset()}});this.graph.getModel().addListener(mxEvent.CHANGE,this.refreshHandler)}mxGraphHandler.prototype.graph=null;mxGraphHandler.prototype.maxCells=mxClient.IS_IE?20:50;mxGraphHandler.prototype.enabled=!0;mxGraphHandler.prototype.highlightEnabled=!0;
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mxGraphHandler.prototype.cloneEnabled=!0;mxGraphHandler.prototype.moveEnabled=!0;mxGraphHandler.prototype.guidesEnabled=!1;mxGraphHandler.prototype.guide=null;mxGraphHandler.prototype.currentDx=null;mxGraphHandler.prototype.currentDy=null;mxGraphHandler.prototype.updateCursor=!0;mxGraphHandler.prototype.selectEnabled=!0;mxGraphHandler.prototype.removeCellsFromParent=!0;mxGraphHandler.prototype.removeEmptyParents=!1;mxGraphHandler.prototype.connectOnDrop=!1;mxGraphHandler.prototype.scrollOnMove=!0;
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mxGraphHandler.prototype.minimumSize=6;mxGraphHandler.prototype.previewColor="black";mxGraphHandler.prototype.htmlPreview=!1;mxGraphHandler.prototype.shape=null;mxGraphHandler.prototype.scaleGrid=!1;mxGraphHandler.prototype.rotationEnabled=!0;mxGraphHandler.prototype.maxLivePreview=0;mxGraphHandler.prototype.allowLivePreview=mxClient.IS_SVG;mxGraphHandler.prototype.isEnabled=function(){return this.enabled};mxGraphHandler.prototype.setEnabled=function(a){this.enabled=a};
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mxGraphHandler.prototype.isCloneEnabled=function(){return this.cloneEnabled};mxGraphHandler.prototype.setCloneEnabled=function(a){this.cloneEnabled=a};mxGraphHandler.prototype.isMoveEnabled=function(){return this.moveEnabled};mxGraphHandler.prototype.setMoveEnabled=function(a){this.moveEnabled=a};mxGraphHandler.prototype.isSelectEnabled=function(){return this.selectEnabled};mxGraphHandler.prototype.setSelectEnabled=function(a){this.selectEnabled=a};
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mxGraphHandler.prototype.isRemoveCellsFromParent=function(){return this.removeCellsFromParent};mxGraphHandler.prototype.setRemoveCellsFromParent=function(a){this.removeCellsFromParent=a};mxGraphHandler.prototype.getInitialCellForEvent=function(a){return a.getCell()};mxGraphHandler.prototype.isDelayedSelection=function(a,b){return this.graph.isCellSelected(a)};mxGraphHandler.prototype.consumeMouseEvent=function(a,b){b.consume()};
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mxGraphHandler.prototype.mouseDown=function(a,b){if(!b.isConsumed()&&this.isEnabled()&&this.graph.isEnabled()&&null!=b.getState()&&!mxEvent.isMultiTouchEvent(b.getEvent())){var c=this.getInitialCellForEvent(b);this.delayedSelection=this.isDelayedSelection(c,b);this.cell=null;this.isSelectEnabled()&&!this.delayedSelection&&this.graph.selectCellForEvent(c,b.getEvent());if(this.isMoveEnabled()){var d=this.graph.model,e=d.getGeometry(c);this.graph.isCellMovable(c)&&(!d.isEdge(c)||1<this.graph.getSelectionCount()||
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null!=e.points&&0<e.points.length||null==d.getTerminal(c,!0)||null==d.getTerminal(c,!1)||this.graph.allowDanglingEdges||this.graph.isCloneEvent(b.getEvent())&&this.graph.isCellsCloneable())?this.start(c,b.getX(),b.getY()):this.delayedSelection&&(this.cell=c);this.cellWasClicked=!0;this.consumeMouseEvent(mxEvent.MOUSE_DOWN,b)}}};
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mxGraphHandler.prototype.getGuideStates=function(){var a=this.graph.getDefaultParent(),b=this.graph.getModel(),c=mxUtils.bind(this,function(a){return null!=this.graph.view.getState(a)&&b.isVertex(a)&&null!=b.getGeometry(a)&&!b.getGeometry(a).relative});return this.graph.view.getCellStates(b.filterDescendants(c,a))};mxGraphHandler.prototype.getCells=function(a){return!this.delayedSelection&&this.graph.isCellMovable(a)?[a]:this.graph.getMovableCells(this.graph.getSelectionCells())};
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mxGraphHandler.prototype.getPreviewBounds=function(a){a=this.getBoundingBox(a);null!=a&&(a.width=Math.max(0,a.width-1),a.height=Math.max(0,a.height-1),a.width<this.minimumSize?(a.x-=(this.minimumSize-a.width)/2,a.width=this.minimumSize):(a.x=Math.round(a.x),a.width=Math.ceil(a.width)),a.height<this.minimumSize?(a.y-=(this.minimumSize-a.height)/2,a.height=this.minimumSize):(a.y=Math.round(a.y),a.height=Math.ceil(a.height)));return a};
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mxGraphHandler.prototype.getBoundingBox=function(a){var b=null;if(null!=a&&0<a.length)for(var c=this.graph.getModel(),d=0;d<a.length;d++)if(c.isVertex(a[d])||c.isEdge(a[d])){var e=this.graph.view.getState(a[d]);if(null!=e){var f=e;c.isVertex(a[d])&&null!=e.shape&&null!=e.shape.boundingBox&&(f=e.shape.boundingBox);null==b?b=mxRectangle.fromRectangle(f):b.add(f)}}return b};
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mxGraphHandler.prototype.createPreviewShape=function(a){a=new mxRectangleShape(a,null,this.previewColor);a.isDashed=!0;this.htmlPreview?(a.dialect=mxConstants.DIALECT_STRICTHTML,a.init(this.graph.container)):(a.dialect=this.graph.dialect!=mxConstants.DIALECT_SVG?mxConstants.DIALECT_VML:mxConstants.DIALECT_SVG,a.init(this.graph.getView().getOverlayPane()),a.pointerEvents=!1,mxClient.IS_IOS&&(a.getSvgScreenOffset=function(){return 0}));return a};
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mxGraphHandler.prototype.start=function(a,b,c){this.cell=a;this.first=mxUtils.convertPoint(this.graph.container,b,c);this.cells=this.getCells(this.cell);this.bounds=this.graph.getView().getBounds(this.cells);this.pBounds=this.getPreviewBounds(this.cells);this.allCells=new mxDictionary;this.cloning=!1;for(b=this.cellCount=0;b<this.cells.length;b++)this.cellCount+=this.addStates(this.cells[b],this.allCells);if(this.guidesEnabled){this.guide=new mxGuide(this.graph,this.getGuideStates());var d=this.graph.model.getParent(a),
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e=2>this.graph.model.getChildCount(d);this.guide.isStateIgnored=mxUtils.bind(this,function(a){var b=this.graph.model.getParent(a.cell);return null!=a.cell&&(!this.cloning&&this.isCellMoving(a.cell)||a.cell!=(this.target||d)&&!e&&(null==this.target||2<=this.graph.model.getChildCount(this.target))&&b!=(this.target||d))})}};
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mxGraphHandler.prototype.start=function(a,b,c,d){this.cell=a;this.first=mxUtils.convertPoint(this.graph.container,b,c);this.cells=null!=d?d:this.getCells(this.cell);this.bounds=this.graph.getView().getBounds(this.cells);this.pBounds=this.getPreviewBounds(this.cells);this.allCells=new mxDictionary;this.cloning=!1;for(b=this.cellCount=0;b<this.cells.length;b++)this.cellCount+=this.addStates(this.cells[b],this.allCells);if(this.guidesEnabled){this.guide=new mxGuide(this.graph,this.getGuideStates());
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var e=this.graph.model.getParent(a),f=2>this.graph.model.getChildCount(e);this.guide.isStateIgnored=mxUtils.bind(this,function(a){var b=this.graph.model.getParent(a.cell);return null!=a.cell&&(!this.cloning&&this.isCellMoving(a.cell)||a.cell!=(this.target||e)&&!f&&(null==this.target||2<=this.graph.model.getChildCount(this.target))&&b!=(this.target||e))})}};
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mxGraphHandler.prototype.addStates=function(a,b){var c=this.graph.view.getState(a),d=0;if(null!=c&&null==b.get(a)){b.put(a,c);d++;for(var c=this.graph.model.getChildCount(a),e=0;e<c;e++)d+=this.addStates(this.graph.model.getChildAt(a,e),b)}return d};mxGraphHandler.prototype.isCellMoving=function(a){return null!=this.allCells.get(a)};mxGraphHandler.prototype.useGuidesForEvent=function(a){return null!=this.guide?this.guide.isEnabledForEvent(a.getEvent()):!0};
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mxGraphHandler.prototype.snap=function(a){var b=this.scaleGrid?this.graph.view.scale:1;a.x=this.graph.snap(a.x/b)*b;a.y=this.graph.snap(a.y/b)*b;return a};mxGraphHandler.prototype.getDelta=function(a){a=mxUtils.convertPoint(this.graph.container,a.getX(),a.getY());var b=this.graph.view.scale;return new mxPoint(this.roundLength((a.x-this.first.x-this.graph.panDx)/b)*b,this.roundLength((a.y-this.first.y-this.graph.panDy)/b)*b)};mxGraphHandler.prototype.updateHint=function(a){};
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mxGraphHandler.prototype.removeHint=function(){};mxGraphHandler.prototype.roundLength=function(a){return Math.round(2*a)/2};
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mxGraphHandler.prototype.mouseMove=function(a,b){var c=this.graph;if(!b.isConsumed()&&c.isMouseDown&&null!=this.cell&&null!=this.first&&null!=this.bounds)if(mxEvent.isMultiTouchEvent(b.getEvent()))this.reset();else{var d=this.getDelta(b),e=d.x,d=d.y,f=c.tolerance;if(null!=this.shape||this.livePreviewActive||Math.abs(e)>f||Math.abs(d)>f){null==this.highlight&&(this.highlight=new mxCellHighlight(this.graph,mxConstants.DROP_TARGET_COLOR,3));var g=c.isCloneEvent(b.getEvent())&&c.isCellsCloneable()&&this.isCloneEnabled(),
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k=c.isGridEnabledEvent(b.getEvent()),l=b.getCell(),f=!0,m=null;this.cloning=g;c.isDropEnabled()&&this.highlightEnabled&&(m=c.getDropTarget(this.cells,b.getEvent(),l,g));var n=c.getView().getState(m),p=!1;null==n||c.model.getParent(this.cell)==m&&!g?(this.target=null,this.connectOnDrop&&null!=l&&1==this.cells.length&&c.getModel().isVertex(l)&&c.isCellConnectable(l)&&(n=c.getView().getState(l),null!=n&&(l=null==c.getEdgeValidationError(null,this.cell,l)?mxConstants.VALID_COLOR:mxConstants.INVALID_CONNECT_TARGET_COLOR,
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this.setHighlightColor(l),p=!0))):(this.target!=m&&(this.target=m,this.setHighlightColor(mxConstants.DROP_TARGET_COLOR)),p=!0);null!=n&&p?this.highlight.highlight(n):this.highlight.hide();this.livePreviewActive&&g?(this.resetLivePreview(),this.livePreviewActive=!1):this.maxLivePreview>=this.cellCount&&!this.livePreviewActive&&this.allowLivePreview?(this.setHandlesVisibleForCells(this.cells,!1),this.livePreviewUsed=this.livePreviewActive=!0):this.livePreviewUsed||null!=this.shape||(this.shape=this.createPreviewShape(this.bounds));
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null!=this.guide&&this.useGuidesForEvent(b)?(d=this.guide.move(this.bounds,new mxPoint(e,d),k,g),f=!1,e=d.x,d=d.y):k&&(k=c.getView().translate,n=c.getView().scale,g=this.bounds.x-(c.snap(this.bounds.x/n-k.x)+k.x)*n,k=this.bounds.y-(c.snap(this.bounds.y/n-k.y)+k.y)*n,d=this.snap(new mxPoint(e,d)),e=d.x-g,d=d.y-k);null!=this.guide&&f&&this.guide.hide();c.isConstrainedEvent(b.getEvent())&&(Math.abs(e)>Math.abs(d)?d=0:e=0);this.currentDx=e;this.currentDy=d;this.updatePreview()}this.updateHint(b);this.consumeMouseEvent(mxEvent.MOUSE_MOVE,
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b);mxEvent.consume(b.getEvent())}else!this.isMoveEnabled()&&!this.isCloneEnabled()||!this.updateCursor||b.isConsumed()||null==b.getState()&&null==b.sourceState||c.isMouseDown||(e=c.getCursorForMouseEvent(b),null==e&&c.isEnabled()&&c.isCellMovable(b.getCell())&&(e=c.getModel().isEdge(b.getCell())?mxConstants.CURSOR_MOVABLE_EDGE:mxConstants.CURSOR_MOVABLE_VERTEX),null!=e&&null!=b.sourceState&&b.sourceState.setCursor(e))};
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mxGraphHandler.prototype.mouseMove=function(a,b){var c=this.graph;if(b.isConsumed()||!c.isMouseDown||null==this.cell||null==this.first||null==this.bounds||this.suspended)!this.isMoveEnabled()&&!this.isCloneEnabled()||!this.updateCursor||b.isConsumed()||null==b.getState()&&null==b.sourceState||c.isMouseDown||(e=c.getCursorForMouseEvent(b),null==e&&c.isEnabled()&&c.isCellMovable(b.getCell())&&(e=c.getModel().isEdge(b.getCell())?mxConstants.CURSOR_MOVABLE_EDGE:mxConstants.CURSOR_MOVABLE_VERTEX),null!=
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e&&null!=b.sourceState&&b.sourceState.setCursor(e));else if(mxEvent.isMultiTouchEvent(b.getEvent()))this.reset();else{var d=this.getDelta(b),e=d.x,d=d.y,f=c.tolerance;if(null!=this.shape||this.livePreviewActive||Math.abs(e)>f||Math.abs(d)>f){null==this.highlight&&(this.highlight=new mxCellHighlight(this.graph,mxConstants.DROP_TARGET_COLOR,3));var g=c.isCloneEvent(b.getEvent())&&c.isCellsCloneable()&&this.isCloneEnabled(),k=c.isGridEnabledEvent(b.getEvent()),l=b.getCell(),f=!0,m=null;this.cloning=
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g;c.isDropEnabled()&&this.highlightEnabled&&(m=c.getDropTarget(this.cells,b.getEvent(),l,g));var n=c.getView().getState(m),p=!1;null==n||c.model.getParent(this.cell)==m&&!g?(this.target=null,this.connectOnDrop&&null!=l&&1==this.cells.length&&c.getModel().isVertex(l)&&c.isCellConnectable(l)&&(n=c.getView().getState(l),null!=n&&(l=null==c.getEdgeValidationError(null,this.cell,l)?mxConstants.VALID_COLOR:mxConstants.INVALID_CONNECT_TARGET_COLOR,this.setHighlightColor(l),p=!0))):(this.target!=m&&(this.target=
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m,this.setHighlightColor(mxConstants.DROP_TARGET_COLOR)),p=!0);null!=n&&p?this.highlight.highlight(n):this.highlight.hide();this.livePreviewActive&&g?(this.resetLivePreview(),this.livePreviewActive=!1):this.maxLivePreview>=this.cellCount&&!this.livePreviewActive&&this.allowLivePreview?g||(this.setHandlesVisibleForCells(this.cells,!1),this.livePreviewUsed=this.livePreviewActive=!0):this.livePreviewUsed||null!=this.shape||(this.shape=this.createPreviewShape(this.bounds));null!=this.guide&&this.useGuidesForEvent(b)?
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(d=this.guide.move(this.bounds,new mxPoint(e,d),k,g),f=!1,e=d.x,d=d.y):k&&(k=c.getView().translate,n=c.getView().scale,g=this.bounds.x-(c.snap(this.bounds.x/n-k.x)+k.x)*n,k=this.bounds.y-(c.snap(this.bounds.y/n-k.y)+k.y)*n,d=this.snap(new mxPoint(e,d)),e=d.x-g,d=d.y-k);null!=this.guide&&f&&this.guide.hide();c.isConstrainedEvent(b.getEvent())&&(Math.abs(e)>Math.abs(d)?d=0:e=0);this.currentDx=e;this.currentDy=d;this.updatePreview()}this.updateHint(b);this.consumeMouseEvent(mxEvent.MOUSE_MOVE,b);mxEvent.consume(b.getEvent())}};
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mxGraphHandler.prototype.updatePreview=function(a){this.livePreviewUsed&&!a?null!=this.cells&&this.updateLivePreview(this.currentDx,this.currentDy):this.updatePreviewShape()};mxGraphHandler.prototype.updatePreviewShape=function(){null!=this.shape&&(this.shape.bounds=new mxRectangle(Math.round(this.pBounds.x+this.currentDx),Math.round(this.pBounds.y+this.currentDy),this.pBounds.width,this.pBounds.height),this.shape.redraw())};
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mxGraphHandler.prototype.updateLivePreview=function(a,b){var c=[];null!=this.allCells&&this.allCells.visit(mxUtils.bind(this,function(d,e){var f=e.clone();c.push([e,f]);null!=e.shape&&(null==e.shape.originalPointerEvents&&(e.shape.originalPointerEvents=e.shape.pointerEvents),e.shape.pointerEvents=!1,null!=e.text&&null!=e.text.node&&(f=e.text.node,null!=f.firstChild&&null!=f.firstChild.firstChild&&"foreignObject"==f.firstChild.firstChild.nodeName?f.firstChild.firstChild.setAttribute("pointer-events",
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mxGraphHandler.prototype.updateLivePreview=function(a,b){if(!this.suspended){var c=[];null!=this.allCells&&this.allCells.visit(mxUtils.bind(this,function(d,e){var f=e.clone();c.push([e,f]);null!=e.shape&&(null==e.shape.originalPointerEvents&&(e.shape.originalPointerEvents=e.shape.pointerEvents),e.shape.pointerEvents=!1,null!=e.text&&null!=e.text.node&&(f=e.text.node,null!=f.firstChild&&null!=f.firstChild.firstChild&&"foreignObject"==f.firstChild.firstChild.nodeName?f.firstChild.firstChild.setAttribute("pointer-events",
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"none"):null!=f.ownerSVGElement?f.setAttribute("pointer-events","none"):f.style.pointerEvents="none"));this.graph.model.isVertex(e.cell)&&(e.x+=a,e.y+=b,this.cloning||(e.view.graph.cellRenderer.redraw(e,!0),e.view.invalidate(e.cell),e.invalid=!1),null!=e.control&&null!=e.control.node&&(e.control.node.style.visibility="hidden"))}));for(var d=this.graph.view.scale,e=0;e<c.length;e++){var f=c[e][0];if(this.graph.model.isEdge(f.cell)){var g=this.graph.getCellGeometry(f.cell),k=[];if(null!=g&&null!=g.points)for(var l=
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0;l<g.points.length;l++)null!=g.points[l]&&k.push(new mxPoint(g.points[l].x+a/d,g.points[l].y+b/d));var g=f.visibleSourceState,l=f.visibleTargetState,m=c[e][1].absolutePoints;null!=g&&this.isCellMoving(g.cell)?f.view.updateFixedTerminalPoint(f,g,!0,this.graph.getConnectionConstraint(f,g,!0)):(g=m[0],f.setAbsoluteTerminalPoint(new mxPoint(g.x+a,g.y+b),!0),g=null);null!=l&&this.isCellMoving(l.cell)?f.view.updateFixedTerminalPoint(f,l,!1,this.graph.getConnectionConstraint(f,l,!1)):(l=m[m.length-1],f.setAbsoluteTerminalPoint(new mxPoint(l.x+
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a,l.y+b),!1),l=null);f.view.updatePoints(f,k,g,l);f.view.updateFloatingTerminalPoints(f,g,l);f.invalid=!1;this.cloning||f.view.graph.cellRenderer.redraw(f,!0)}}this.graph.view.validate();this.redrawHandles(c);this.resetPreviewStates(c)};mxGraphHandler.prototype.redrawHandles=function(a){for(var b=0;b<a.length;b++){var c=this.graph.selectionCellsHandler.getHandler(a[b][0].cell);null!=c&&c.redraw(!0)}};mxGraphHandler.prototype.resetPreviewStates=function(a){for(var b=0;b<a.length;b++)a[b][0].setState(a[b][1])};
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a,l.y+b),!1),l=null);f.view.updatePoints(f,k,g,l);f.view.updateFloatingTerminalPoints(f,g,l);f.invalid=!1;this.cloning||f.view.graph.cellRenderer.redraw(f,!0)}}this.graph.view.validate();this.redrawHandles(c);this.resetPreviewStates(c)}};mxGraphHandler.prototype.redrawHandles=function(a){for(var b=0;b<a.length;b++){var c=this.graph.selectionCellsHandler.getHandler(a[b][0].cell);null!=c&&c.redraw(!0)}};mxGraphHandler.prototype.resetPreviewStates=function(a){for(var b=0;b<a.length;b++)a[b][0].setState(a[b][1])};
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mxGraphHandler.prototype.suspend=function(){this.suspended||(this.livePreviewUsed&&this.updateLivePreview(0,0),null!=this.shape&&(this.shape.node.style.visibility="hidden"),null!=this.guide&&this.guide.setVisible(!1),this.suspended=!0)};mxGraphHandler.prototype.resume=function(){this.suspended&&(this.suspended=null,this.livePreviewUsed&&(this.livePreviewActive=!0),null!=this.shape&&(this.shape.node.style.visibility="visible"),null!=this.guide&&this.guide.setVisible(!0))};
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mxGraphHandler.prototype.resetLivePreview=function(){null!=this.allCells&&(this.allCells.visit(mxUtils.bind(this,function(a,b){if(null!=b.shape&&null!=b.shape.originalPointerEvents&&(b.shape.pointerEvents=b.shape.originalPointerEvents,b.shape.originalPointerEvents=null,b.shape.bounds=null,null!=b.text&&null!=b.text.node)){var c=b.text.node;null!=c.firstChild&&null!=c.firstChild.firstChild&&"foreignObject"==c.firstChild.firstChild.nodeName?c.firstChild.firstChild.setAttribute("pointer-events","all"):
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null!=c.ownerSVGElement?c.removeAttribute("pointer-events"):c.style.pointerEvents=""}null!=b.control&&null!=b.control.node&&(b.control.node.style.visibility="");b.view.invalidate(b.cell)})),this.graph.view.validate())};mxGraphHandler.prototype.setHandlesVisibleForCells=function(a,b){for(var c=0;c<a.length;c++){var d=this.graph.selectionCellsHandler.getHandler(a[c]);null!=d&&(d.setHandlesVisible(b),b&&d.redraw())}};mxGraphHandler.prototype.setHighlightColor=function(a){null!=this.highlight&&this.highlight.setHighlightColor(a)};
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mxGraphHandler.prototype.mouseUp=function(a,b){if(!b.isConsumed())if(this.livePreviewUsed&&this.resetLivePreview(),null==this.cell||null==this.first||null==this.shape&&!this.livePreviewUsed||null==this.currentDx||null==this.currentDy)this.isSelectEnabled()&&this.delayedSelection&&null!=this.cell&&this.selectDelayed(b);else{var c=this.graph,d=b.getCell();if(this.connectOnDrop&&null==this.target&&null!=d&&c.getModel().isVertex(d)&&c.isCellConnectable(d)&&c.isEdgeValid(null,this.cell,d))c.connectionHandler.connect(this.cell,
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d,b.getEvent());else{var d=c.isCloneEvent(b.getEvent())&&c.isCellsCloneable()&&this.isCloneEnabled(),e=c.getView().scale,f=this.roundLength(this.currentDx/e),e=this.roundLength(this.currentDy/e),g=this.target;c.isSplitEnabled()&&c.isSplitTarget(g,this.cells,b.getEvent())?c.splitEdge(g,this.cells,null,f,e):this.moveCells(this.cells,f,e,d,this.target,b.getEvent())}}this.cellWasClicked&&this.consumeMouseEvent(mxEvent.MOUSE_UP,b);this.reset()};
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mxGraphHandler.prototype.selectDelayed=function(a){this.graph.isCellSelected(this.cell)&&this.graph.popupMenuHandler.isPopupTrigger(a)||this.graph.selectCellForEvent(this.cell,a.getEvent())};
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mxGraphHandler.prototype.reset=function(){this.livePreviewUsed&&(this.resetLivePreview(),this.setHandlesVisibleForCells(this.cells,!0));this.destroyShapes();this.removeHint();this.delayedSelection=!1;this.livePreviewUsed=this.livePreviewActive=null;this.cellWasClicked=!1;this.cellCount=this.currentDy=this.currentDx=null;this.cloning=!1;this.cell=this.cells=this.first=this.target=this.guides=this.allCells=null};
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mxGraphHandler.prototype.reset=function(){this.livePreviewUsed&&(this.resetLivePreview(),this.setHandlesVisibleForCells(this.cells,!0));this.destroyShapes();this.removeHint();this.delayedSelection=!1;this.livePreviewUsed=this.livePreviewActive=null;this.cellWasClicked=!1;this.cellCount=this.currentDy=this.currentDx=this.suspended=null;this.cloning=!1;this.cell=this.cells=this.first=this.target=this.guides=this.pBounds=this.allCells=null};
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mxGraphHandler.prototype.shouldRemoveCellsFromParent=function(a,b,c){if(this.graph.getModel().isVertex(a)&&(a=this.graph.getView().getState(a),null!=a)){c=mxUtils.convertPoint(this.graph.container,mxEvent.getClientX(c),mxEvent.getClientY(c));var d=mxUtils.toRadians(mxUtils.getValue(a.style,mxConstants.STYLE_ROTATION)||0);if(0!=d){b=Math.cos(-d);var d=Math.sin(-d),e=new mxPoint(a.getCenterX(),a.getCenterY());c=mxUtils.getRotatedPoint(c,b,d,e)}return!mxUtils.contains(a,c.x,c.y)}return!1};
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mxGraphHandler.prototype.moveCells=function(a,b,c,d,e,f){d&&(a=this.graph.getCloneableCells(a));var g=this.graph.getModel().getParent(this.cell);null==e&&this.isRemoveCellsFromParent()&&this.shouldRemoveCellsFromParent(g,a,f)&&(e=this.graph.getDefaultParent());d=d&&!this.graph.isCellLocked(e||this.graph.getDefaultParent());this.graph.getModel().beginUpdate();try{g=[];if(!d&&null!=e&&this.removeEmptyParents){for(var k=new mxDictionary,l=0;l<a.length;l++)k.put(a[l],!0);for(l=0;l<a.length;l++){var m=
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this.graph.model.getParent(a[l]);null==m||k.get(m)||(k.put(m,!0),g.push(m))}}a=this.graph.moveCells(a,b,c,d,e,f);b=[];for(l=0;l<g.length;l++)this.shouldRemoveParent(g[l])&&b.push(g[l]);this.graph.removeCells(b,!1)}finally{this.graph.getModel().endUpdate()}d&&this.graph.setSelectionCells(a);this.isSelectEnabled()&&this.scrollOnMove&&this.graph.scrollCellToVisible(a[0])};
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Gaudenz Alder