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reimplementation of adding links

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Piotr Pekala 2019-06-18 08:09:19 -07:00
parent 9e05dfc2e7
commit 86c13644a8
1 changed files with 11 additions and 8 deletions
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19
src/app/components/drawings-listeners/link-created/link-created.component.ts
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@ -38,6 +38,9 @@ export class LinkCreatedComponent implements OnInit, OnDestroy {
const xLength = Math.abs(linkCreated.sourceNode.x - linkCreated.targetNode.x);
const yLength = Math.abs(linkCreated.sourceNode.y - linkCreated.targetNode.y);
const zLength = Math.sqrt(Math.pow(xLength, 2) + Math.pow(yLength, 2));
//from law of sines
const sinY = yLength/zLength;
const x = (45 / zLength) * xLength;
const y = (45 / zLength) * yLength;
@ -49,21 +52,21 @@ export class LinkCreatedComponent implements OnInit, OnDestroy {
if ((linkCreated.sourceNode.x <= linkCreated.targetNode.x) && (linkCreated.sourceNode.y <= linkCreated.targetNode.y)) {
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) + Math.round(x) + 5;
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) + Math.round(y) + 5;
xLabelTargetNode = Math.floor(linkCreated.targetNode.width/2) - Math.round(x) - 25;
yLabelTargetNode = Math.floor(linkCreated.targetNode.height/2) - Math.round(y) - 25;
xLabelTargetNode = Math.floor(linkCreated.targetNode.width/2) - Math.round(x) - 5 - Math.round(20 * sinY);
yLabelTargetNode = Math.floor(linkCreated.targetNode.height/2) - Math.round(y) + 5 - Math.round(20 * sinY);
} else if ((linkCreated.sourceNode.x > linkCreated.targetNode.x) && (linkCreated.sourceNode.y < linkCreated.targetNode.y)) {
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) - Math.round(x) - 15;
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) + Math.round(y) + 15;
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) - Math.round(x) - 5 - Math.round(20 * sinY);
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) + Math.round(y) + 5 - Math.round(20 * sinY);
xLabelTargetNode = Math.floor(linkCreated.targetNode.width/2) + Math.round(x) + 5;
yLabelTargetNode = Math.floor(linkCreated.targetNode.height/2) - Math.round(y) - 5;
} else if ((linkCreated.sourceNode.x < linkCreated.targetNode.x) && (linkCreated.sourceNode.y > linkCreated.targetNode.y)) {
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) + Math.round(x) + 25;
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) - Math.round(y) - 25;
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) + Math.round(x) + 5 - Math.round(20 * sinY);
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) - Math.round(y) - 5 - Math.round(20 * sinY);
xLabelTargetNode = Math.floor(linkCreated.targetNode.width/2) - Math.round(x) - 5;
yLabelTargetNode = Math.floor(linkCreated.targetNode.height/2) + Math.round(y) + 5;
} else if ((linkCreated.sourceNode.x >= linkCreated.targetNode.x) && (linkCreated.sourceNode.y >= linkCreated.targetNode.y)) {
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) - Math.round(x) - 25;
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) - Math.round(y) - 25;
xLabelSourceNode = Math.floor(linkCreated.sourceNode.width/2) - Math.round(x) - 5 - Math.round(20 * sinY);
yLabelSourceNode = Math.floor(linkCreated.sourceNode.height/2) - Math.round(y) + 5 - Math.round(20 * sinY);
xLabelTargetNode = Math.floor(linkCreated.targetNode.width/2) + Math.round(x) + 5;
yLabelTargetNode = Math.floor(linkCreated.targetNode.height/2) + Math.round(y) + 5;
}