Merge branch 'master' into temporalmedia-mehek

1 files changed, 31 insertions, 31 deletions

diff --git a/src/client/views/InkStrokeProperties.ts b/src/client/views/InkStrokeProperties.ts
index e4486fc78..0449da483 100644
--- a/src/client/views/InkStrokeProperties.ts
+++ b/src/client/views/InkStrokeProperties.ts
@@ -230,42 +230,42 @@ export class InkStrokeProperties {
         this.applyFunction(inkView, (view: DocumentView, ink: InkData) => {
             const order = controlIndex % 4;
             const closed = InkingStroke.IsClosed(ink);
-            if (origInk && this._currentPoint > 0 && this._currentPoint < ink.length - 1) {
+            const brokenIndices = Cast(inkView.props.Document.brokenInkIndices, listSpec("number"), []);
+            if (origInk && this._currentPoint > 0 && this._currentPoint < ink.length - 1 && brokenIndices.findIndex(value => value === controlIndex) === -1) {
                 const cpt_before = ink[controlIndex];
                 const cpt = { X: cpt_before.X + deltaX, Y: cpt_before.Y + deltaY };
-                if (true) {
-                    const newink = origInk.slice();
-                    const start = this._currentPoint === 0 ? 0 : this._currentPoint - 4;
-                    const splicedPoints = origInk.slice(start, start + (this._currentPoint === 0 || this._currentPoint === ink.length - 1 ? 4 : 8));
-                    const { nearestT, nearestSeg } = InkStrokeProperties.nearestPtToStroke(splicedPoints, cpt);
-                    const samplesLeft: Point[] = [];
-                    const samplesRight: Point[] = [];
-                    var startDir = { x: 0, y: 0 };
-                    var endDir = { x: 0, y: 0 };
-                    for (var i = 0; i < nearestSeg / 4 + 1; i++) {
-                        const bez = new Bezier(splicedPoints.slice(i * 4, i * 4 + 4).map(p => ({ x: p.X, y: p.Y })));
-                        if (i === 0) startDir = bez.derivative(0);
-                        if (i === nearestSeg / 4) endDir = bez.derivative(nearestT);
-                        for (var t = 0; t < (i === nearestSeg / 4 ? nearestT + .05 : 1); t += 0.05) {
-                            const pt = bez.compute(i !== nearestSeg / 4 ? t : Math.min(nearestT, t));
-                            samplesLeft.push(new Point(pt.x, pt.y));
-                        }
+                const newink = origInk.slice();
+                const start = this._currentPoint === 0 ? 0 : this._currentPoint - 4;
+                const splicedPoints = origInk.slice(start, start + (this._currentPoint === 0 || this._currentPoint === ink.length - 1 ? 4 : 8));
+                const { nearestT, nearestSeg } = InkStrokeProperties.nearestPtToStroke(splicedPoints, cpt);
+                if ((nearestSeg === 0 && nearestT < 1e-1) || (nearestSeg === 4 && (1 - nearestT) < 1e-1)) return ink.slice();
+                const samplesLeft: Point[] = [];
+                const samplesRight: Point[] = [];
+                var startDir = { x: 0, y: 0 };
+                var endDir = { x: 0, y: 0 };
+                for (var i = 0; i < nearestSeg / 4 + 1; i++) {
+                    const bez = new Bezier(splicedPoints.slice(i * 4, i * 4 + 4).map(p => ({ x: p.X, y: p.Y })));
+                    if (i === 0) startDir = bez.derivative(0);
+                    if (i === nearestSeg / 4) endDir = bez.derivative(nearestT);
+                    for (var t = 0; t < (i === nearestSeg / 4 ? nearestT + .05 : 1); t += 0.05) {
+                        const pt = bez.compute(i !== nearestSeg / 4 ? t : Math.min(nearestT, t));
+                        samplesLeft.push(new Point(pt.x, pt.y));
                     }
-                    var { finalCtrls } = FitOneCurve(samplesLeft, { X: startDir.x, Y: startDir.y }, { X: endDir.x, Y: endDir.y });
-                    for (var i = nearestSeg / 4; i < splicedPoints.length / 4; i++) {
-                        const bez = new Bezier(splicedPoints.slice(i * 4, i * 4 + 4).map(p => ({ x: p.X, y: p.Y })));
-                        if (i === nearestSeg / 4) startDir = bez.derivative(nearestT);
-                        if (i === splicedPoints.length / 4 - 1) endDir = bez.derivative(1);
-                        for (var t = i === nearestSeg / 4 ? nearestT : 0; t < (i === nearestSeg / 4 ? 1 + .05 + 1e-7 : 1 + 1e-7); t += 0.05) {
-                            const pt = bez.compute(Math.min(1, t));
-                            samplesRight.push(new Point(pt.x, pt.y));
-                        }
+                }
+                var { finalCtrls } = FitOneCurve(samplesLeft, { X: startDir.x, Y: startDir.y }, { X: endDir.x, Y: endDir.y });
+                for (var i = nearestSeg / 4; i < splicedPoints.length / 4; i++) {
+                    const bez = new Bezier(splicedPoints.slice(i * 4, i * 4 + 4).map(p => ({ x: p.X, y: p.Y })));
+                    if (i === nearestSeg / 4) startDir = bez.derivative(nearestT);
+                    if (i === splicedPoints.length / 4 - 1) endDir = bez.derivative(1);
+                    for (var t = i === nearestSeg / 4 ? nearestT : 0; t < (i === nearestSeg / 4 ? 1 + .05 + 1e-7 : 1 + 1e-7); t += 0.05) {
+                        const pt = bez.compute(Math.min(1, t));
+                        samplesRight.push(new Point(pt.x, pt.y));
                     }
-                    const { finalCtrls: rightCtrls, error: errorRight } = FitOneCurve(samplesRight, { X: startDir.x, Y: startDir.y }, { X: endDir.x, Y: endDir.y });
-                    finalCtrls = finalCtrls.concat(rightCtrls);
-                    newink.splice(this._currentPoint - 4, 8, ...finalCtrls);
-                    return newink;
                 }
+                const { finalCtrls: rightCtrls, error: errorRight } = FitOneCurve(samplesRight, { X: startDir.x, Y: startDir.y }, { X: endDir.x, Y: endDir.y });
+                finalCtrls = finalCtrls.concat(rightCtrls);
+                newink.splice(this._currentPoint - 4, 8, ...finalCtrls);
+                return newink;
             }
 
             return ink.map((pt, i) => {