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node_modules/html2canvas/dist/lib/render/bezier-curve.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.isBezierCurve = exports.BezierCurve = void 0;
+var vector_1 = require("./vector");
+var lerp = function (a, b, t) {
+    return new vector_1.Vector(a.x + (b.x - a.x) * t, a.y + (b.y - a.y) * t);
+};
+var BezierCurve = /** @class */ (function () {
+    function BezierCurve(start, startControl, endControl, end) {
+        this.type = 1 /* BEZIER_CURVE */;
+        this.start = start;
+        this.startControl = startControl;
+        this.endControl = endControl;
+        this.end = end;
+    }
+    BezierCurve.prototype.subdivide = function (t, firstHalf) {
+        var ab = lerp(this.start, this.startControl, t);
+        var bc = lerp(this.startControl, this.endControl, t);
+        var cd = lerp(this.endControl, this.end, t);
+        var abbc = lerp(ab, bc, t);
+        var bccd = lerp(bc, cd, t);
+        var dest = lerp(abbc, bccd, t);
+        return firstHalf ? new BezierCurve(this.start, ab, abbc, dest) : new BezierCurve(dest, bccd, cd, this.end);
+    };
+    BezierCurve.prototype.add = function (deltaX, deltaY) {
+        return new BezierCurve(this.start.add(deltaX, deltaY), this.startControl.add(deltaX, deltaY), this.endControl.add(deltaX, deltaY), this.end.add(deltaX, deltaY));
+    };
+    BezierCurve.prototype.reverse = function () {
+        return new BezierCurve(this.end, this.endControl, this.startControl, this.start);
+    };
+    return BezierCurve;
+}());
+exports.BezierCurve = BezierCurve;
+var isBezierCurve = function (path) { return path.type === 1 /* BEZIER_CURVE */; };
+exports.isBezierCurve = isBezierCurve;
+//# sourceMappingURL=bezier-curve.js.map