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47 lines
5.8 KiB
JavaScript
47 lines
5.8 KiB
JavaScript
import { __decorate, __metadata } from "tslib";
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import { Injectable } from '@angular/core';
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import { FlowchartConstants } from './ngx-flowchart.models';
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var FcEdgeDrawingService = /** @class */ (function () {
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function FcEdgeDrawingService() {
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}
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FcEdgeDrawingService.prototype.getEdgeDAttribute = function (pt1, pt2, style) {
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var dAddribute = "M " + pt1.x + ", " + pt1.y + " ";
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if (style === FlowchartConstants.curvedStyle) {
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var sourceTangent = this.computeEdgeSourceTangent(pt1, pt2);
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var destinationTangent = this.computeEdgeDestinationTangent(pt1, pt2);
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dAddribute += "C " + sourceTangent.x + ", " + sourceTangent.y + " " + (destinationTangent.x - 50) + ", " + destinationTangent.y + " " + pt2.x + ", " + pt2.y;
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}
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else {
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dAddribute += "L " + pt2.x + ", " + pt2.y;
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}
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return dAddribute;
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};
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FcEdgeDrawingService.prototype.getEdgeCenter = function (pt1, pt2) {
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return {
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x: (pt1.x + pt2.x) / 2,
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y: (pt1.y + pt2.y) / 2
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};
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};
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FcEdgeDrawingService.prototype.computeEdgeTangentOffset = function (pt1, pt2) {
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return (pt2.y - pt1.y) / 2;
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};
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FcEdgeDrawingService.prototype.computeEdgeSourceTangent = function (pt1, pt2) {
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return {
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x: pt1.x,
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y: pt1.y + this.computeEdgeTangentOffset(pt1, pt2)
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};
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};
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FcEdgeDrawingService.prototype.computeEdgeDestinationTangent = function (pt1, pt2) {
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return {
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x: pt2.x,
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y: pt2.y - this.computeEdgeTangentOffset(pt1, pt2)
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};
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};
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FcEdgeDrawingService = __decorate([
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Injectable(),
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__metadata("design:paramtypes", [])
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], FcEdgeDrawingService);
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return FcEdgeDrawingService;
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}());
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export { FcEdgeDrawingService };
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