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See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
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i=Ye(this.CanvasPointToHtmlPoint([t,e]),2),a=i[0],s=i[1],l=Ye([o/2-a,r/2-s],2),u=l[0],p=l[1];this.TRANSLATE_X+=u,this.TRANSLATE_Y+=p,this.emitGraphTransform("focusOn")},n.prototype.updateTranslateLimits=function(t){var e;e=Ye(Array.isArray(t)&&t.length===4?t:Df[t.toString()],4),this.translateLimitMinX=e[0],this.translateLimitMinY=e[1],this.translateLimitMaxX=e[2],this.translateLimitMaxY=e[3]},Rt([E],n.prototype,"SCALE_X",void 0),Rt([E],n.prototype,"SKEW_Y",void 0),Rt([E],n.prototype,"SKEW_X",void 0),Rt([E],n.prototype,"SCALE_Y",void 0),Rt([E],n.prototype,"TRANSLATE_X",void 0),Rt([E],n.prototype,"TRANSLATE_Y",void 0),Rt([E],n.prototype,"ZOOM_SIZE",void 0),Rt([b],n.prototype,"zoom",null),Rt([b],n.prototype,"resetZoom",null),Rt([b],n.prototype,"translate",null),Rt([b],n.prototype,"focusOn",null),n})(),Cf=(function(){var n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(o,r){o.__proto__=r}||function(o,r){for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(o[i]=r[i])},n(t,e)};return function(t,e){if(typeof e!="function"&&e!==null)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");n(t,e);function o(){this.constructor=t}t.prototype=e===null?Object.create(e):(o.prototype=e.prototype,new o)}})(),Tr=function(n,t){var e=typeof Symbol=="function"&&n[Symbol.iterator];if(!e)return n;var o=e.call(n),r,i=[],a;try{for(;(t===void 0||t-- >0)&&!(r=o.next()).done;)i.push(r.value)}catch(s){a={error:s}}finally{try{r&&!r.done&&(e=o.return)&&e.call(o)}finally{if(a)throw a.error}}return i},jf=(function(n){Cf(t,n);function t(e,o){var r=n.call(this,e,o)||this;return r.parentTransform=o.parentTransform,r}return t.prototype.setParentTransform=function(e){this.parentTransform=e},t.prototype.getCumulativeScale=function(){var e=this.SCALE_X,o=this.SCALE_Y;if(this.parentTransform)if(this.parentTransform instanceof t){var 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Tt(Tt([],lt(this.nodes),!1),lt(this.edges),!1).reduce(function(t,e){return t[e.id]=e,t},{})},enumerable:!1,configurable:!0}),Object.defineProperty(n.prototype,"sortElements",{get:function(){for(var t=function(l){return Tt([],lt(l),!1).sort(function(u,p){return u.zIndex-p.zIndex})},e=t(Tt(Tt([],lt(this.nodes),!1),lt(this.edges),!1)),o=[],r=[-ho,-ho],i=[this.width+ho,this.height+ho],a=0;a<e.length;a++){var s=e[a];s.visible&&(!this.partial||s.isSelected||this.isElementInArea(s,r,i,!1,!1))&&o.push(s)}return o},enumerable:!1,configurable:!0}),Object.defineProperty(n.prototype,"textEditElement",{get:function(){var t=this.nodes.find(function(o){return o.state===W.TEXT_EDIT}),e=this.edges.find(function(o){return o.state===W.TEXT_EDIT});return t||e},enumerable:!1,configurable:!0}),Object.defineProperty(n.prototype,"selectElements",{get:function(){var t=new Map;return this.nodes.forEach(function(e){e.isSelected&&t.set(e.id,e)}),this.edges.forEach(function(e){e.isSelected&&t.set(e.id,e)}),t},enumerable:!1,configurable:!0}),Object.defineProperty(n.prototype,"selectNodes",{get:function(){var t=[];return this.nodes.forEach(function(e){e.isSelected&&t.push(e)}),t},enumerable:!1,configurable:!0}),n.prototype.getAreaElement=function(t,e,o,r,i){var a=this;o===void 0&&(o=!0),r===void 0&&(r=!0),i===void 0&&(i=!1);var s=[];return it(Tt(Tt([],lt(this.nodes),!1),lt(this.edges),!1),function(l){var u=a.isElementInArea(l,t,e,o,r);(!i||l.visible)&&u&&s.push(l)}),s},n.prototype.getModel=function(t){return this.modelMap.get(t)},n.prototype.getNodeModelById=function(t){var e;return this.fakeNode&&t===this.fakeNode.id?this.fakeNode:(e=this.nodesMap[t])===null||e===void 0?void 0:e.model},n.prototype.getPointByClient=function(t){var e=t.x,o=t.y,r=this.rootEl.getBoundingClientRect(),i={x:e-r.left,y:o-r.top},a=lt(this.transformModel.HtmlPointToCanvasPoint([i.x,i.y]),2),s=a[0],l=a[1],u={x:s,y:l};return{domOverlayPosition:i,canvasOverlayPosition:u}},n.prototype.isElementInArea=function(t,e,o,r,i){var a;if(r===void 0&&(r=!0),i===void 0&&(i=!0),t.BaseType===rt.NODE){t=t;for(var s=At(t),l=s.minX,u=s.minY,p=s.maxX,c=s.maxY,d=[{x:l,y:u},{x:p,y:u},{x:p,y:c},{x:l,y:c}],f=i,h=0;h<d.length;h++){var y=d[h],v=y.x,g=y.y;if(a=lt(this.transformModel.CanvasPointToHtmlPoint([v,g]),2),v=a[0],g=a[1],Or([v,g],e,o)!==i){f=!i;break}}return f}if(t.BaseType===rt.EDGE){t=t;var m=t.startPoint,M=t.endPoint,T=this.transformModel.CanvasPointToHtmlPoint([m.x,m.y]),w=this.transformModel.CanvasPointToHtmlPoint([M.x,M.y]),S=Or(T,e,o),_=Or(w,e,o);return r?S&&_:S||_}return!1},n.prototype.graphDataToModel=function(t){var e=this;if(!t){this.clearData();return}if(this.elementsModelMap.clear(),this.nodeModelMap.clear(),this.edgeModelMap.clear(),t.nodes?this.nodes=re(t.nodes,function(r){var i=e.getModelAfterSnapToGrid(r);return e.elementsModelMap.set(i.id,i),e.nodeModelMap.set(i.id,i),i}):this.nodes=[],t.edges){var o=this.edgeType;this.edges=re(t.edges,function(r){var i,a=e.getModel((i=r.type)!==null&&i!==void 0?i:o);if(!a)throw new Error("找不到".concat(r.type,"对应的边。"));var s=new a(r,e);return e.edgeModelMap.set(s.id,s),e.elementsModelMap.set(s.id,s),s})}else this.edges=[]},n.prototype.modelToGraphData=function(){var t=[];this.edges.forEach(function(o){var r=o.getData();r&&!o.virtual&&t.push(r)});var e=[];return this.nodes.forEach(function(o){var r=o.getData();r&&!o.virtual&&e.push(r)}),{nodes:e,edges:t}},n.prototype.modelToHistoryData=function(){for(var t=!1,e=[],o=0;o<this.nodes.length;o++){var r=this.nodes[o];if(r.isDragging){t=!0;break}else e.push(r.getHistoryData())}if(t)return!1;for(var i=!1,a=[],s=0;s<this.edges.length;s++){var l=this.edges[s];if(l.isDragging){i=!0;break}l.virtual||a.push(l.getHistoryData())}return i?!1:{nodes:e,edges:a}},n.prototype.getEdgeModelById=function(t){var e;return(e=this.edgesMap[t])===null||e===void 0?void 0:e.model},n.prototype.getElement=function(t){return this.modelsMap[t]},n.prototype.getNodeEdges=function(t){for(var e=[],o=0;o<this.edges.length;o++){var r=this.edges[o],i=r.sourceNodeId===t,a=r.targetNodeId===t;(i||a)&&e.push(r)}return e},n.prototype.getSelectElements=function(t){t===void 0&&(t=!0);var e=this.selectElements,o={nodes:[],edges:[]};return e.forEach(function(r){if(r.BaseType===rt.NODE&&o.nodes.push(r.getData()),r.BaseType===rt.EDGE){var i=r.getData(),a=e.get(i.sourceNodeId)&&e.get(i.targetNodeId);(t||a)&&o.edges.push(i)}}),o},n.prototype.updateAttributes=function(t,e){var o=this.getElement(t);o==null||o.updateAttributes(e)},n.prototype.changeNodeId=function(t,e){return e||(e=Ce()),this.nodesMap[e]||!this.nodesMap[t]?"":(this.edges.forEach(function(o){o.sourceNodeId===t&&(o.sourceNodeId=e),o.targetNodeId===t&&(o.targetNodeId=e)}),this.nodesMap[t].model.id=e,this.nodesMap[e]=this.nodesMap[t],e)},n.prototype.changeEdgeId=function(t,e){return e||(e=Ce()),this.edgesMap[e]||!this.edgesMap[t]?"":(this.edges.forEach(function(o){o.id===t&&o.changeEdgeId(e)}),e)},n.prototype.getTextModel=function(t){var e=this.editConfigModel,o=e.textMode,r=e.nodeTextMode,i=e.edgeTextMode;if(t.BaseType===rt.NODE)return t.textMode||r||o||jt.TEXT;if(t.BaseType===rt.EDGE)return t.textMode||i||o||jt.TEXT},n.prototype.setOverlapMode=function(t){this.overlapMode=t,this.eventCenter.emit("overlap:change",{overlapMode:t})},n.prototype.setTextMode=function(t,e){this.editConfigModel.updateEditConfig({textMode:t})},n.prototype.setFakeNode=function(t){this.fakeNode=t},n.prototype.removeFakeNode=function(){this.fakeNode=null},n.prototype.setModel=function(t,e){return this.modelMap.set(t,e)},n.prototype.toFront=function(t){var e,o,r,i=((e=this.nodesMap[t])===null||e===void 0?void 0:e.model)||((o=this.edgesMap[t])===null||o===void 0?void 0:o.model);if(i){if(this.overlapMode===ft.STATIC)return;if(this.overlapMode===ft.INCREASE){this.setElementZIndex(t,"top");return}(r=this.topElement)===null||r===void 0||r.setZIndex(),i.setZIndex(up),this.topElement=i}},n.prototype.setElementZIndex=function(t,e){var o,r,i=((o=this.nodesMap[t])===null||o===void 0?void 0:o.model)||((r=this.edgesMap[t])===null||r===void 0?void 0:r.model);if(i){var a=void 0;typeof e=="number"?a=e:(e==="top"&&(a=$n()),e==="bottom"&&(a=Bd())),i.setZIndex(a)}},n.prototype.deleteNode=function(t){var e=this.nodesMap[t].model,o=e.getData();this.deleteEdgeBySource(t),this.deleteEdgeByTarget(t),this.nodes.splice(this.nodesMap[t].index,1),this.eventCenter.emit(N.NODE_DELETE,{data:o,model:e})},n.prototype.addNode=function(t,e,o){e===void 0&&(e=N.NODE_ADD);var r=Et(t),i=r.id;i&&this.nodesMap[i]&&delete r.id;var a=this.getModelAfterSnapToGrid(r);this.nodes.push(a);var s=a.getData(),l={data:s};return o&&(l.e=o),this.eventCenter.emit(e,l),a},n.prototype.getModelAfterSnapToGrid=function(t){var e=this.getModel(t.type),o=this.editConfigModel.snapGrid;if(!e)throw new Error("找不到".concat(t.type,"对应的节点，请确认是否已注册此类型节点。"));var r=t.x,i=t.y;r&&i&&(t.x=sn(r,this.gridSize,o),t.y=sn(i,this.gridSize,o),typeof t.text=="object"&&t.text!==null&&(t.text.x+=t.x-r,t.text.y+=t.y-i));var a=new e(t,this);return this.nodeModelMap.set(a.id,a),this.elementsModelMap.set(a.id,a),a},n.prototype.cloneNode=function(t){var e=this.getNodeModelById(t),o=e==null?void 0:e.getData();if(o){o.x+=30,o.y+=30,o.id="",typeof o.text=="object"&&o.text!==null&&(o.text.x+=30,o.text.y+=30);var r=this.addNode(o);return r.setSelected(!0),e==null||e.setSelected(!1),r.getData()}},n.prototype.moveNode=function(t,e,o,r){var i;r===void 0&&(r=!1);var a=this.nodesMap[t];if(a){var s=a.model;i=lt(s.getMoveDistance(e,o,r),2),e=i[0],o=i[1],this.moveEdge(t,e,o)}},n.prototype.moveNode2Coordinate=function(t,e,o,r){r===void 0&&(r=!1);var i=this.nodesMap[t];if(i){var a=i.model,s=a.x,l=a.y,u=e-s,p=o-l;this.moveNode(t,u,p,r)}},n.prototype.editText=function(t){this.setElementStateById(t,W.TEXT_EDIT)},n.prototype.addEdge=function(t){var e=Et(t),o=e.type;o||(o=this.edgeType),e.id&&this.edgesMap[e.id]&&(delete e.id,delete e.sourceAnchorId,delete e.targetAnchorId);var r=this.getModel(o);if(!r)throw new Error("找不到".concat(o,"对应的边，请确认是否已注册此类型边。"));var i=new r(xt(xt({},e),{type:o}),this);this.edgeModelMap.set(i.id,i),this.elementsModelMap.set(i.id,i);var a=i.getData();return this.edges.push(i),this.eventCenter.emit(N.EDGE_ADD,{data:a}),i},n.prototype.moveEdge=function(t,e,o){for(var r=0;r<this.edges.length;r++){var i=this.edges[r],a=i.textPosition,s=a.x,l=a.y,u=this.edges[r].sourceNodeId===t,p=this.edges[r].targetNodeId===t;u&&i.moveStartPoint(e,o),p&&i.moveEndPoint(e,o),(u||p)&&this.handleEdgeTextMove(i,s,l)}},n.prototype.handleEdgeTextMove=function(t,e,o){var r;if(t.customTextPosition){t.resetTextPosition();return}if(t.modelType===z.POLYLINE_EDGE&&!((r=t.text)===null||r===void 0)&&r.value){var i=t.text,a=Il(i,t.points);t.moveText(a.x-i.x,a.y-i.y)}var s=t.textPosition,l=s.x,u=s.y;t.moveText(l-e,u-o)},n.prototype.deleteEdgeBySourceAndTarget=function(t,e){for(var o=0;o<this.edges.length;o++)if(this.edges[o].sourceNodeId===t&&this.edges[o].targetNodeId===e){var r=this.edges[o].getData();this.edges.splice(o,1),o--,this.eventCenter.emit(N.EDGE_DELETE,{data:r})}},n.prototype.deleteEdgeById=function(t){var e=this.edgesMap[t];if(e){var o=this.edgesMap[t].index,r=this.edgesMap[t].model.getData();this.edges.splice(o,1),this.eventCenter.emit(N.EDGE_DELETE,{data:r})}},n.prototype.deleteEdgeBySource=function(t){for(var e=0;e<this.edges.length;e++)if(this.edges[e].sourceNodeId===t){var o=this.edges[e].getData();this.edges.splice(e,1),e--,this.eventCenter.emit(N.EDGE_DELETE,{data:o})}},n.prototype.deleteEdgeByTarget=function(t){for(var e=0;e<this.edges.length;e++)if(this.edges[e].targetNodeId===t){var o=this.edges[e].getData();this.edges.splice(e,1),e--,this.eventCenter.emit(N.EDGE_DELETE,{data:o})}},n.prototype.setElementStateById=function(t,e,o){this.nodes.forEach(function(r){r.id===t?r.setElementState(e,o):r.setElementState(W.DEFAULT)}),this.edges.forEach(function(r){r.id===t?r.setElementState(e,o):r.setElementState(W.DEFAULT)})},n.prototype.updateText=function(t,e){var o=je(Tt(Tt([],lt(this.nodes),!1),lt(this.edges),!1),function(r){return r.id===t});o==null||o.updateText(e)},n.prototype.selectNodeById=function(t,e){var o;e===void 0&&(e=!1),e||this.clearSelectElements();var r=(o=this.nodesMap[t])===null||o===void 0?void 0:o.model;r==null||r.setSelected(!0)},n.prototype.selectEdgeById=function(t,e){var o;e===void 0&&(e=!1),e||this.clearSelectElements();var r=(o=this.edgesMap[t])===null||o===void 0?void 0:o.model;r==null||r.setSelected(!0)},n.prototype.selectElementById=function(t,e){e===void 0&&(e=!1),e||this.clearSelectElements();var o=this.getElement(t);o==null||o.setSelected(!0)},n.prototype.deselectElementById=function(t){var e=this.getElement(t);e&&e.setSelected(!1)},n.prototype.clearSelectElements=function(){var t;this.selectElements.forEach(function(e){e==null||e.setSelected(!1)}),this.selectElements.clear(),[ft.DEFAULT,ft.EDGE_TOP].includes(this.overlapMode)&&((t=this.topElement)===null||t===void 0||t.setZIndex())},n.prototype.moveNodes=function(t,e,o,r){var i,a,s,l=this;r===void 0&&(r=!1);for(var u=t.reduce(function(M,T){var w,S=(w=l.nodesMap[T])===null||w===void 0?void 0:w.model;return 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s=this.getNodeEdges(t);s.forEach(function(l){if(l.sourceNodeId===t){var u=Wa(a,l.startPoint,a.width,a.height);l.updateStartPoint(u)}if(l.targetNodeId===t){var u=Wa(a,l.endPoint,a.width,a.height);l.updateEndPoint(u)}})}},n.prototype.changeEdgeType=function(t,e){var o=this.getEdgeModelById(t);if(o&&o.type!==e){var r=o.getData();r.type=e;var i=this.getModel(e);if(!i)throw new Error("找不到".concat(e,"对应的节点，请确认是否已注册此类型节点。"));delete r.pointsList;var a=new i(r,this);this.edges.splice(this.edgesMap[t].index,1,a)}},n.prototype.getNodeIncomingEdge=function(t){var e=[];return this.edges.forEach(function(o){o.targetNodeId===t&&e.push(o)}),e},n.prototype.getNodeOutgoingEdge=function(t){var e=[];return this.edges.forEach(function(o){o.sourceNodeId===t&&e.push(o)}),e},n.prototype.getAnchorIncomingEdge=function(t){var e=[];return this.edges.forEach(function(o){o.targetAnchorId===t&&e.push(o)}),e},n.prototype.getAnchorOutgoingEdge=function(t){var e=[];return 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f=d.x,h=d.y,y=d.width,v=d.height,g=d.getNodeStyle().strokeWidth,m=g===void 0?0:g,M=f+y/2+m,T=f-y/2-m,w=h+v/2+m,S=h-v/2-m;e=e.concat([M,T].filter(function(_){return!Number.isNaN(_)})),o=o.concat([w,S].filter(function(_){return!Number.isNaN(_)}))});var r=Math.min.apply(Math,Tt([],lt(e),!1)),i=Math.max.apply(Math,Tt([],lt(e),!1)),a=Math.min.apply(Math,Tt([],lt(o),!1)),s=Math.max.apply(Math,Tt([],lt(o),!1)),l=i-r||0,u=s-a||0,p=r+l/2,c=a+u/2;return{width:l,height:u,x:p,y:c}},n.prototype.translateCenter=function(){var t=this,e=t.nodes,o=t.width,r=t.height,i=t.rootEl,a=t.transformModel;if(e.length){var s=o||i.clientWidth,l=r||i.clientHeight,u=this.getVirtualRectSize(),p=u.x,c=u.y;a.focusOn(p,c,s,l)}},n.prototype.fitView=function(t,e){t===void 0&&(t=20),e===void 0&&(e=20);var o=this,r=o.nodes,i=o.width,a=o.height,s=o.rootEl,l=o.transformModel;if(r.length){var u=i||s.clientWidth,p=a||s.clientHeight,c=this.getVirtualRectSize(),d=c.width,f=c.height,h=c.x,y=c.y,v=(d+e)/u,g=(f+t)/p,m=1/Math.max(v,g),M=[u/2,p/2];l.zoom(m,M),l.focusOn(h,y,u,p)}},n.prototype.openEdgeAnimation=function(t){var e=this.getEdgeModelById(t);e==null||e.openEdgeAnimation()},n.prototype.closeEdgeAnimation=function(t){var e=this.getEdgeModelById(t);e==null||e.closeEdgeAnimation()},n.prototype.getPartial=function(){return this.partial},n.prototype.setPartial=function(t){this.partial=t},n.prototype.destroy=function(){try{this.waitCleanEffects.forEach(function(t){t()})}catch(t){}this.waitCleanEffects.length=0,this.eventCenter.destroy()},D([E],n.prototype,"width",void 0),D([E],n.prototype,"height",void 0),D([E],n.prototype,"theme",void 0),D([E],n.prototype,"grid",void 0),D([E],n.prototype,"edgeType",void 0),D([E],n.prototype,"nodes",void 0),D([E],n.prototype,"edges",void 0),D([E],n.prototype,"fakeNode",void 0),D([E],n.prototype,"overlapMode",void 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i},Jt;(function(n){n.SOURCE="SOURCE",n.TARGET="TARGET"})(Jt||(Jt={}));var _s=(function(n){ph(t,n);function t(e){var o=n.call(this)||this;o.handleMouseDown=function(l){o.stepDrag&&o.stepDrag.handleMouseDown(l)},o.onDragStart=function(){var l=o.props,u=l.x,p=l.y,c=l.edgeModel,d=c.startPoint,f=c.endPoint,h=c.pointsList;o.oldEdge={startPoint:d,endPoint:f,pointsList:h},o.setState({endX:u,endY:p,dragging:!0})},o.onDragging=function(l){var u=l.deltaX,p=l.deltaY,c=o.state,d=c.endX,f=c.endY,h=o.props,y=h.graphModel,v=h.type,g=y.transformModel,m=y.editConfigModel,M=fh(g.moveCanvasPointByHtml([d,f],u,p),2),T=M[0],w=M[1];o.setState({endX:T,endY:w,dragging:!0});var S=o.props.edgeModel,_=Jo({x:d,y:f},y);if(_&&_.node&&o.isAllowAdjust(_).pass){var x=S.startPoint,A=S.endPoint,P=S.sourceNode,I=S.targetNode,B=v===Jt.SOURCE?{startPoint:{x:_.anchor.x,y:_.anchor.y},endPoint:{x:A.x,y:A.y},sourceNode:_.node,targetNode:I}:{startPoint:{x:x.x,y:x.y},endPoint:{x:_.anchor.x,y:_.anchor.y},sourceNode:P,targetNode:_.node};S.updateAfterAdjustStartAndEnd(B)}else v===Jt.SOURCE?S.updateStartPoint({x:T,y:w}):S.updateEndPoint({x:T,y:w});S.text.value&&m.adjustEdge&&S.setText(Object.assign({},S.text,S.textPosition))},o.onDragEnd=function(l){var u,p,c,d=l.event;try{o.setState({dragging:!1});var f=o.props,h=f.graphModel,y=f.edgeModel,v=f.type,g=o.state,m=g.endX,M=g.endY,T=g.dragging,w=Jo({x:m,y:M},h);if(!T)return;var S=!1,_=void 0;if(w&&w.node){var x=o.isAllowAdjust(w),A=x.pass,P=x.msg,I=x.newTargetNode;if(A){var B=y.getData(),ot=B.text,$=B.sourceAnchorId,ct=$===void 0?"":$,st=B.targetAnchorId,pt=st===void 0?"":st,bt=dh(B,["text","sourceAnchorId","targetAnchorId"]);if(_=Ht(Ht({sourceAnchorId:ct,targetAnchorId:pt},bt),{text:(ot==null?void 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S=!0;if(S)o.recoveryEdge();else{var J=y.getData();h.deleteEdgeById(y.id);var Y=h.addEdge(Ht({},_));h.eventCenter.emit(N.EDGE_EXCHANGE_NODE,{data:{newEdge:Y.getData(),oldEdge:J}})}(c=o.preTargetNode)===null||c===void 0||c.setElementState(W.DEFAULT)}finally{var h=o.props.graphModel;h.eventCenter.emit(N.ADJUST_POINT_DRAGEND,{e:d,data:o.stepDragData})}},o.recoveryEdge=function(){var l=o.props.edgeModel,u=o.oldEdge,p=u.startPoint,c=u.endPoint,d=u.pointsList;l.updateStartPoint(p),l.updateEndPoint(c),l.modelType!==z.LINE_EDGE&&(l.pointsList=d!=null?d:[],l.initPoints())},o.getAdjustPointStyle=function(){var l=o.props.graphModel.theme,u=l.edgeAdjust;return u},o.state={dragging:!1,endX:0,endY:0},o.targetRuleResults=new Map,o.sourceRuleResults=new Map;var r=e.type,i=e.edgeModel,a=e.graphModel,s=a.eventCenter;return o.stepDragData={type:r,edgeData:i.getData()},o.stepDrag=new ae({onDragStart:o.onDragStart,onDragging:o.onDragging,onDragEnd:o.onDragEnd,eventType:"ADJUST_POINT",isStopPropagation:!1,eventCenter:s,data:o.stepDragData}),o}return t.prototype.isAllowAdjust=function(e){var o=this.props,r=o.edgeModel,i=r.id,a=r.sourceNode,s=r.targetNode,l=r.sourceAnchorId,u=r.targetAnchorId,p=o.type,c,d,f,h;if(p===Jt.SOURCE?(c=e.node,d=s,f=e.anchor,h=s.getAnchorInfo(u)):(c=a,d=e.node,h=e.anchor,f=a.getAnchorInfo(l)),this.preTargetNode&&this.preTargetNode!==e.node&&this.preTargetNode.setElementState(W.DEFAULT),this.preTargetNode=e.node,h.id===f.id)return{pass:!1,msg:"",newTargetNode:d};var y="".concat(c.id,"_").concat(d.id,"_").concat(f.id,"_").concat(h.id);if(!this.targetRuleResults.has(y)){var v=c.isAllowConnectedAsSource(d,f,h,i),g=d.isAllowConnectedAsTarget(c,f,h,i);this.sourceRuleResults.set(y,Qo(v)),this.targetRuleResults.set(y,Qo(g))}var m=this.sourceRuleResults.get(y),M=m.isAllPass,T=m.msg,w=this.targetRuleResults.get(y),S=w.isAllPass,_=w.msg,x=M&&S?W.ALLOW_CONNECT:W.NOT_ALLOW_CONNECT;return p===Jt.SOURCE?c.setElementState(x):d.setElementState(x),{pass:M&&S,msg:_||T,newTargetNode:d}},t.prototype.render=function(){var e=this.props,o=e.x,r=e.y,i=e.getAdjustPointShape,a=e.edgeModel,s=this.state.dragging;return O("g",{pointerEvents:s?"none":"",onMouseDown:this.handleMouseDown,children:s?"":i(o,r,a)})},t})(G),hh=(function(){var n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(o,r){o.__proto__=r}||function(o,r){for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(o[i]=r[i])},n(t,e)};return function(t,e){if(typeof e!="function"&&e!==null)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");n(t,e);function o(){this.constructor=t}t.prototype=e===null?Object.create(e):(o.prototype=e.prototype,new o)}})(),mi=function(){return mi=Object.assign||function(n){for(var t,e=1,o=arguments.length;e<o;e++){t=arguments[e];for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&(n[r]=t[r])}return n},mi.apply(this,arguments)};(function(n){hh(t,n);function t(){return n!==null&&n.apply(this,arguments)||this}return t.prototype.getArrowAttributes=function(){var e=this.props,o=e.arrowInfo,r=e.style,i=o.start,a=o.end,s={start:i,end:a,offset:r.offset,verticalLength:r.verticalLength,type:"end"},l=Gn(s),u=l.leftX,p=l.leftY,c=l.rightX,d=l.rightY;return mi({d:"M".concat(u," ").concat(p," L").concat(a.x," ").concat(a.y," L").concat(c," ").concat(d," z")},r)},t.prototype.getShape=function(){var e=this.getArrowAttributes(),o=e.d,r=e.strokeWidth,i=e.stroke,a=e.fill;return O(Fn,{d:o,fill:a,strokeWidth:r,stroke:i})},t.prototype.render=function(){return O("g",{className:"lf-arrow",children:this.getShape()})},t})(G);var yh=(function(){var n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(o,r){o.__proto__=r}||function(o,r){for(var i in r)Object.prototype.hasOwnProperty.call(r,i)&&(o[i]=r[i])},n(t,e)};return function(t,e){if(typeof e!="function"&&e!==null)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");n(t,e);function o(){this.constructor=t}t.prototype=e===null?Object.create(e):(o.prototype=e.prototype,new o)}})(),Rn=function(){return Rn=Object.assign||function(n){for(var t,e=1,o=arguments.length;e<o;e++){t=arguments[e];for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&(n[r]=t[r])}return n},Rn.apply(this,arguments)},gh=function(n,t){var e=typeof Symbol=="function"&&n[Symbol.iterator];if(!e)return n;var o=e.call(n),r,i=[],a;try{for(;(t===void 0||t-- >0)&&!(r=o.next()).done;)i.push(r.value)}catch(s){a={error:s}}finally{try{r&&!r.done&&(e=o.return)&&e.call(o)}finally{if(a)throw a.error}}return i},vr=(function(n){yh(t,n);function t(){var e=n.call(this)||this;return e.textRef=Si(),e.handleHover=function(o,r){var i=e.props,a=i.model,s=i.graphModel.eventCenter;a.setHovered(o);var l=o?N.EDGE_MOUSEENTER:N.EDGE_MOUSELEAVE,u=a.getData();s.emit(l,{data:u,e:r})},e.setHoverOn=function(o){var r=e.props.model.isHovered;r||(e.textRef&&e.textRef.current&&e.textRef.current.setHoverOn(),e.handleHover(!0,o))},e.setHoverOff=function(o){var r=e.props.model.isHovered;r&&(e.textRef&&e.textRef.current&&e.textRef.current.setHoverOff(),e.handleHover(!1,o))},e.handleContextMenu=function(o){o.preventDefault(),e.contextMenuTime=new Date().getTime(),e.clickTimer&&clearTimeout(e.clickTimer);var r=e.props,i=r.model,a=r.graphModel,s=a.editConfigModel,l=a.getPointByClient({x:o.clientX,y:o.clientY});a.setElementStateById(i.id,W.SHOW_MENU,l.domOverlayPosition),s.isSilentMode||e.toFront(),i.isSelected||a.selectEdgeById(i.id);var u=i==null?void 0:i.getData();a.eventCenter.emit(N.EDGE_CONTEXTMENU,{data:u,e:o,position:l})},e.handleMouseDown=function(o){o.stopPropagation(),e.startTime=new Date().getTime()},e.handleMouseUp=function(){var o=e.props.model;e.mouseUpDrag=o.isDragging},e.handleClick=function(o){if(e.startTime&&!e.mouseUpDrag){var r=o.button===2;if(!r){var i=o.detail===2,a=e.props,s=a.model,l=a.graphModel,u=s==null?void 0:s.getData(),p=l.getPointByClient({x:o.clientX,y:o.clientY});if(i){var c=l.editConfigModel,d=l.textEditElement,f=s.id,h=s.text,y=s.modelType;if(d&&d.id===f&&l.setElementStateById(f,W.DEFAULT),c.edgeTextEdit&&h.editable&&(s.setSelected(!1),l.setElementStateById(f,W.TEXT_EDIT)),y===z.POLYLINE_EDGE){var v=s,g=l.getPointByClient({x:o.x,y:o.y}).canvasOverlayPosition,m=g.x,M=g.y;v.dbClickPosition=Il({x:m,y:M},v.points)}l.eventCenter.emit(N.EDGE_DBCLICK,{data:u,e:o,position:p})}else{l.eventCenter.emit(N.ELEMENT_CLICK,{data:u,e:o,position:p}),l.eventCenter.emit(N.EDGE_CLICK,{data:u,e:o,position:p});var T=o.currentTarget,w=!vt(window)&&Ls(window.requestAnimationFrame)?window.requestAnimationFrame.bind(window):function(_){return setTimeout(_,0)};w(function(){T.focus()})}var S=l.editConfigModel;l.selectEdgeById(s.id,Rl(o,S)),S.isSilentMode||e.toFront()}}},e.handleFocus=function(){var o=e.props,r=o.model,i=o.graphModel;i.eventCenter.emit(N.EDGE_FOCUS,{data:r.getData()})},e.handleBlur=function(){var o=e.props,r=o.model,i=o.graphModel;i.eventCenter.emit(N.EDGE_BLUR,{data:r.getData()})},e}return t.prototype.getShape=function(){return O("g",{children:this.getEdge()})},t.prototype.getTextStyle=function(){},t.prototype.getText=function(){var e,o=this.props,r=o.model,i=o.graphModel,a=i.editConfigModel;if(a.edgeTextMode!==jt.TEXT||r.state===W.TEXT_EDIT)return null;if(r.text){var s=!1;return a.edgeTextDraggable&&r.text.draggable&&(s=!0),O(Qf,{ref:this.textRef,editable:a.edgeTextEdit&&((e=r.text.editable)!==null&&e!==void 0?e:!0),model:r,graphModel:i,draggable:s})}return null},t.prototype.getArrowInfo=function(){var e=this.props.model,o=e.startPoint,r=e.endPoint,i=e.isSelected,a=this.state.hover;return{start:o,end:r,hover:a,isSelected:i}},t.prototype.getLastTwoPoints=function(){var e=this.props.model,o=e.startPoint,r=e.endPoint;return[o,r]},t.prototype.getArrowStyle=function(){return null},t.prototype.getArrow=function(){var e=this.props.model,o=e.id,r=e.getArrowStyle(),i=r.refY,a=i===void 0?0:i,s=r.refX,l=s===void 0?2:s,u=gh(this.getLastTwoPoints(),2),p=u[0],c=u[1],d="auto";if(p&&c){var f=c.x-p.x,h=c.y-p.y;if(f!==0||h!==0){var y=Sd(wd({x:f,y:h}));Number.isFinite(y)&&!Number.isNaN(y)&&(d=y)}}return O("g",{children:O("defs",{children:[O("marker",{id:"marker-start-".concat(o),refX:-l,refY:a,overflow:"visible",orient:"auto",markerUnits:"userSpaceOnUse",children:this.getStartArrow()}),O("marker",{id:"marker-end-".concat(o),refX:l,refY:a,overflow:"visible",orient:d,markerUnits:"userSpaceOnUse",children:this.getEndArrow()})]})})},t.prototype.getArrowPath=function(e,o){var r=o.stroke,i=o.fill,a=i===void 0?r:i,s=o.strokeWidth,l=o.offset,u=l===void 0?10:l,p=o.verticalLength,c=o.strokeLinecap,d=o.strokeLinejoin,f=o.transform,h="";switch(e){case"solid":h="M".concat(-u/4,",0 L").concat(3*u/4,",").concat(p," L").concat(3*u/4,",-").concat(p," Z");break;case"hollow":h="M".concat(-u/4,",0 L").concat(3*u/4,",").concat(p," L").concat(-u/4,",0 L").concat(3*u/4,",-").concat(p," L").concat(-u/4,",0 Z");break;case"diamond":h="M".concat(-u/2,",0 L0,").concat(p," L").concat(u/2,",0 L0,-").concat(p," L").concat(-u/2,",0 Z");break;case"circle":h="M".concat(-u/2,",0 A").concat(u/4,",").concat(u/4," 0 1,0 ").concat(u/2,",0 A").concat(u/4,",").concat(u/4," 0 1,0 ").concat(-u/2,",0 Z");break;default:h="";break}return O("path",{d:h,stroke:r,fill:a,strokeWidth:s,strokeLinecap:c,strokeLinejoin:d,transform:f})},t.prototype.getStartArrow=function(){var e=this.props.model,o=e.getArrowStyle(),r=o.stroke,i=o.strokeWidth,a=o.offset,s=o.verticalLength,l=o.startArrowType,u=l===void 0?"none":l,p=o.strokeLinecap,c=o.strokeLinejoin;return this.getArrowPath(u,{stroke:r,strokeWidth:i,offset:a,verticalLength:s,strokeLinecap:p,strokeLinejoin:c})},t.prototype.getEndArrow=function(){var e=this.props.model,o=e.getArrowStyle(),r=o.stroke,i=o.strokeWidth,a=o.offset,s=o.verticalLength,l=o.endArrowType,u=l===void 0?"solid":l,p=o.strokeLinecap,c=o.strokeLinejoin;return this.getArrowPath(u,{stroke:r,strokeWidth:i,offset:a,verticalLength:s,strokeLinecap:p,strokeLinejoin:c,transform:"rotate(180)"})},t.prototype.getAdjustPointShape=function(e,o,r){var i=r.getAdjustPointStyle();return O(un,Rn({className:"lf-edge-adjust-point"},i,{x:e,y:o}))},t.prototype.getAdjustPoints=function(){var e=this.props,o=e.model,r=e.graphModel,i=r.editConfigModel,a=i.adjustEdgeStartAndEnd,s=i.adjustEdgeStart,l=i.adjustEdgeEnd,u=o.getAdjustStart(),p=o.getAdjustEnd();return O("g",{children:[a&&s&&O(_s,Rn({type:Jt.SOURCE},u,{getAdjustPointShape:this.getAdjustPointShape,edgeModel:o,graphModel:r})),a&&l&&O(_s,Rn({type:Jt.TARGET},p,{getAdjustPointShape:this.getAdjustPointShape,edgeModel:o,graphModel:r}))]})},t.prototype.getAnimation=function(){},t.prototype.getAppendWidth=function(){return O("g",{})},t.prototype.getAppend=function(){return O("g",{className:"lf-edge-append",children:this.getAppendWidth()})},t.prototype.getEdge=function(){return null},t.prototype.toFront=function(){var e=this.props,o=e.graphModel,r=e.model;o.toFront(r.id)},t.prototype.render=function(){var e=this.props.model,o=e.isSelected,r=e.isHitable,i=e.isShowAdjustPoint;return O("g",{children:[O("g",{className:["lf-edge",!r&&"pointer-none",o&&"lf-edge-selected"].filter(Boolean).join(" 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Ms(i,Ge)}),Kt.edges.forEach(function(i){return Ts(i,Ge)}),Ao=Ao+Ge}return!1}),e.on(["cmd + z","ctrl + z"],function(){return!(o!=null&&o.enabled)||t.textEditElement?!0:(n.undo(),!1)}),e.on(["cmd + y","ctrl + y"],function(){return!(o!=null&&o.enabled)||t.textEditElement?!0:(n.redo(),!1)}),e.on(["backspace"],function(){if(!(o!=null&&o.enabled)||t.textEditElement)return!0;var r=t.getSelectElements(!0);return n.clearSelectElements(),r.edges.forEach(function(i){return i.id&&n.deleteEdge(i.id)}),r.nodes.forEach(function(i){return i.id&&n.deleteNode(i.id)}),!1})}var Wh=(function(){function n(t){t.keyboard||(t.keyboard={enabled:!1}),this.options=t;var e=t.lf;this.target=e.container,this.mousetrap=new Uh(this.target),t.keyboard.enabled&&!e.options.isSilentMode&&this.enable(!0)}return n.prototype.initShortcuts=function(){var t=this,e,o=((e=this.options.keyboard)!==null&&e!==void 0?e:{}).shortcuts;if(o)if(cu(o))o.forEach(function(s){var l=s.keys,u=s.callback,p=s.action;return t.on(l,u,p)});else{var r=o.keys,i=o.callback,a=o.action;this.on(r,i,a)}},n.prototype.on=function(t,e,o){this.mousetrap.bind(this.getKeys(t),e,o)},Object.defineProperty(n.prototype,"disabled",{get:function(){var t,e;return((e=(t=this.options)===null||t===void 0?void 0:t.keyboard)===null||e===void 0?void 0:e.enabled)!==!0},enumerable:!1,configurable:!0}),n.prototype.off=function(t,e){this.mousetrap.unbind(this.getKeys(t),e)},n.prototype.enable=function(t){(this.disabled||t)&&(this.options.keyboard&&(this.options.keyboard.enabled=!0),this.target instanceof HTMLElement&&(this.target.setAttribute("tabindex","-1"),this.target.style.outline="none"))},n.prototype.disable=function(){this.disabled||(this.options.keyboard&&(this.options.keyboard.enabled=!1),this.target instanceof HTMLElement&&this.target.removeAttribute("tabindex"))},n.prototype.destroy=function(){this.mousetrap.reset()},n.prototype.getKeys=function(t){var e=this;return(Array.isArray(t)?t:[t]).map(function(o){return 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r.style.position="relative",r.style.width=e?"".concat(e,"px"):"100%",r.style.height=o?"".concat(o,"px"):"100%",t.innerHTML="",t.appendChild(r),r},Object.defineProperty(n.prototype,Symbol.toStringTag,{get:function(){return n.toStringTag},enumerable:!1,configurable:!0}),n.prototype.register=function(t,e,o){if(o===void 0&&(o=!0),typeof t!="string"){this.registerElement(t);return}var r={BaseEdge:vr,BaseEdgeModel:gr,BaseNode:Oe,BaseNodeModel:Ee,RectNode:fs,RectNodeModel:ss,CircleNode:hs,CircleNodeModel:os,PolygonNode:ys,PolygonNodeModel:as,TextNode:ms,TextNodeModel:us,LineEdge:xs,LineEdgeModel:Qa,DiamondNode:gs,DiamondNodeModel:rs,PolylineEdge:Es,PolylineEdgeModel:es,BezierEdge:bs,BezierEdgeModel:$a,EllipseNode:vs,EllipseNodeModel:is,HtmlNode:vi,HtmlNodeModel:li,h:$e,type:t};if(this.viewMap.forEach(function(u){var p=u.extendKey;p&&(r[p]=u)}),this.graphModel.modelMap.forEach(function(u){var p=u.extendKey;p&&(r[p]=u)}),e){var i=e(r),a=i.view,s=i.model,l=a;o&&!l.isObserved&&(l.isObserved=!0,l=Pt(l)),this.setView(t,l),this.graphModel.setModel(t,s)}},n.prototype.registerElement=function(t){var e=t.view;t.isObserverView!==!1&&!e.isObserved&&(e.isObserved=!0,e=Pt(e)),this.setView(t.type,e),this.graphModel.setModel(t.type,t.model)},n.prototype.batchRegister=function(t){var e=this;t===void 0&&(t=[]),it(t,function(o){e.registerElement(o)})},n.prototype.defaultRegister=function(){var t=[{type:"rect",view:fs,model:ss},{type:"circle",view:hs,model:os},{type:"polygon",view:ys,model:as},{type:"text",view:ms,model:us},{type:"ellipse",view:vs,model:is},{type:"diamond",view:gs,model:rs},{type:"html",view:vi,model:li},{type:"line",view:xs,model:Qa},{type:"polyline",view:Es,model:es},{type:"bezier",view:bs,model:$a}];this.batchRegister(t)},n.prototype.addNode=function(t,e,o){return e===void 0&&(e=N.NODE_ADD),this.graphModel.addNode(t,e,o)},n.prototype.deleteNode=function(t){var 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0||o.deleteProperty(e)},n.prototype.updateAttributes=function(t,e){this.graphModel.updateAttributes(t,e)},n.prototype.editText=function(t){this.graphModel.editText(t)},n.prototype.updateText=function(t,e){this.graphModel.updateText(t,e)},n.prototype.updateEditConfig=function(t){var e=this.graphModel,o=e.editConfigModel,r=e.transformModel,i=o.snapGrid;if(o.updateEditConfig(t),(t==null?void 0:t.stopMoveGraph)!==void 0&&r.updateTranslateLimits(t.stopMoveGraph),t!=null&&t.isSilentMode?this.keyboard.disable():this.keyboard.enable(!0),!vt(t==null?void 0:t.snapGrid)&&t.snapGrid!==i){var a=this.graphModel.grid.size,s=a===void 0?1:a;this.graphModel.updateGridSize(t.snapGrid?s:1)}this.emit(N.EDIT_CONFIG_CHANGED,{data:o.getConfig()})},n.prototype.getEditConfig=function(){return this.graphModel.editConfigModel.getConfig()},n.prototype.setTheme=function(t,e){this.graphModel.setTheme(t,e)},n.prototype.getTheme=function(){return this.graphModel.getTheme()},n.prototype.focusByElement=function(t){var e=void 0,o=this.getNodeModelById(t);if(o){var r=o.getData(),i=r.x,a=r.y;e={x:i,y:a}}var s=this.getEdgeModelById(t);if(s){var l=s.textPosition,i=l.x,a=l.y;e={x:i,y:a}}e&&this.focusByCoordinate(e)},n.prototype.focusByCoordinate=function(t){var e=this.graphModel,o=e.transformModel,r=e.width,i=e.height,a=t.x,s=t.y;o.focusOn(a,s,r,i)},n.prototype.focusOn=function(t){if(typeof t=="string")this.focusByElement(t);else if("x"in t&&"y"in t)this.focusByCoordinate(t);else{var e=t.id,o=t.coordinate;e&&this.focusByElement(e),o&&this.focusByCoordinate(o)}},n.prototype.resize=function(t,e){this.graphModel.resize(t,e),this.options.width=this.graphModel.width,this.options.height=this.graphModel.height},n.prototype.toFront=function(t){this.graphModel.toFront(t)},n.prototype.getPointByClient=function(t,e){if(typeof t=="object")return this.graphModel.getPointByClient(t);if(typeof e=="number")return this.graphModel.getPointByClient({x:t,y:e})},n.prototype.getGraphData=function(){for(var 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t=Et(this.history.undo());this.clearSelectElements(),this.graphModel.graphDataToModel(t)}},n.prototype.redo=function(){if(this.history.redoAble()){var t=Et(this.history.redo());this.clearSelectElements(),this.graphModel.graphDataToModel(t)}},n.prototype.zoom=function(t,e){var o=this.graphModel.transformModel;return o.zoom(t,e)},n.prototype.resetZoom=function(){var t=this.graphModel.transformModel;t.resetZoom()},n.prototype.setZoomMiniSize=function(t){var e=this.graphModel.transformModel;e.setZoomMiniSize(t)},n.prototype.setZoomMaxSize=function(t){var e=this.graphModel.transformModel;e.setZoomMaxSize(t)},n.prototype.getTransform=function(){var t=this.graphModel.transformModel,e=t.SCALE_X,o=t.SCALE_Y,r=t.TRANSLATE_X,i=t.TRANSLATE_Y;return{SCALE_X:e,SCALE_Y:o,TRANSLATE_X:r,TRANSLATE_Y:i}},n.prototype.translate=function(t,e){var o=this.graphModel.transformModel;o.translate(t,e)},n.prototype.resetTranslate=function(){var 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