ing
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22f879d06d
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@ -26,7 +26,7 @@
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<line class="link" [attr.x1]="link.source.x" [attr.y1]="link.source.y" [attr.x2]="link.target.x" [attr.y2]="link.target.y"></line>
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</g>
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<g *ngFor="let node of nodes">
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<g [attr.transform]="'translate(' + node.x + ',' + node.y + ')'" (click)="onTargetClick(node)">
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<g class="node-container" [attr.transform]="'translate(' + node.x + ',' + node.y + ')'" (click)="onTargetClick(node)">
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<circle class="node" cx="0" cy="0" r="33" fill="url(#icon_db_mria)"></circle>
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<text class="textClass" y="2.5em" text-anchor="middle">{{node.id}}</text>
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</g>
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@ -165,6 +165,35 @@ export class HomePageComponent implements OnInit, OnDestroy {
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simulationRestart() {
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// Update and restart the simulation.
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const __this = this;
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function started(node: Node) {
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/** Preventing propagation of dragstart to parent elements */
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d3.event.sourceEvent.stopPropagation();
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if (!d3.event.active) {
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__this.simulation.alphaTarget(0.3).restart();
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}
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d3.event.on('drag', dragged).on('end', ended);
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function dragged() {
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node.fx = d3.event.x;
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node.fy = d3.event.y;
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}
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function ended() {
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if (!d3.event.active) {
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__this.simulation.alphaTarget(0);
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}
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node.fx = null;
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node.fy = null;
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}
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}
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d3.select(this.discoveryTargetRef.nativeElement).selectAll('.node-container').call(d3.drag().on('start', started));
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this.simulation
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.nodes(this.nodes)
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.force('link', d3.forceLink(this.links).distance(150))
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