diff options
| author | sharkiecodes <lanyi_stroud@brown.edu> | 2025-06-10 11:12:23 -0400 |
|---|---|---|
| committer | sharkiecodes <lanyi_stroud@brown.edu> | 2025-06-10 11:12:23 -0400 |
| commit | 272534c8a7517d08c70928c96d487d84b14772f6 (patch) | |
| tree | 0e3e9a8cc83b8ba96b2bd49c9fc726b16411d60c /src/client/views/InkStrokeProperties.ts | |
| parent | c5981504058e0696827b4048fcd908a58fb0b0d3 (diff) | |
| parent | b91057d00512446339e48fb8488a97a1e5ef03d5 (diff) | |
Merge branch 'master' into lanyi-branch
Diffstat (limited to 'src/client/views/InkStrokeProperties.ts')
| -rw-r--r-- | src/client/views/InkStrokeProperties.ts | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/src/client/views/InkStrokeProperties.ts b/src/client/views/InkStrokeProperties.ts index 41f38c008..9f2c1fc4e 100644 --- a/src/client/views/InkStrokeProperties.ts +++ b/src/client/views/InkStrokeProperties.ts @@ -209,17 +209,18 @@ export class InkStrokeProperties { * @param scrpt The center point of the rotation in screen coordinates */ rotateInk = undoable((inkStrokes: DocumentView[], angle: number, scrpt: PointData) => { - this.applyFunction(inkStrokes, (view: DocumentView, ink: InkData, xScale: number, yScale: number /* , inkStrokeWidth: number */) => { - const inkCenterPt = view.ComponentView?.ptFromScreen?.(scrpt); - return !inkCenterPt - ? ink - : ink.map(i => { - const pt = { X: i.X - inkCenterPt.X, Y: i.Y - inkCenterPt.Y }; - const newX = Math.cos(angle) * pt.X - (Math.sin(angle) * pt.Y * yScale) / xScale; - const newY = (Math.sin(angle) * pt.X * xScale) / yScale + Math.cos(angle) * pt.Y; - return { X: newX + inkCenterPt.X, Y: newY + inkCenterPt.Y }; - }); - }); + angle && + this.applyFunction(inkStrokes, (view: DocumentView, ink: InkData, xScale: number, yScale: number /* , inkStrokeWidth: number */) => { + const inkCenterPt = view.ComponentView?.ptFromScreen?.(scrpt); + return !inkCenterPt + ? ink + : ink.map(i => { + const pt = { X: i.X - inkCenterPt.X, Y: i.Y - inkCenterPt.Y }; + const newX = Math.cos(angle) * pt.X - (Math.sin(angle) * pt.Y * yScale) / xScale; + const newY = (Math.sin(angle) * pt.X * xScale) / yScale + Math.cos(angle) * pt.Y; + return { X: newX + inkCenterPt.X, Y: newY + inkCenterPt.Y }; + }); + }); }, 'rotate ink'); /** |