diff options
Diffstat (limited to 'src/client/util/InteractionUtils.tsx')
| -rw-r--r-- | src/client/util/InteractionUtils.tsx | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/client/util/InteractionUtils.tsx b/src/client/util/InteractionUtils.tsx index 6622b498d..3cdf4dbd2 100644 --- a/src/client/util/InteractionUtils.tsx +++ b/src/client/util/InteractionUtils.tsx @@ -242,16 +242,16 @@ export namespace InteractionUtils { const centerX = (Math.max(left, right) + Math.min(left, right)) / 2; const centerY = (Math.max(top, bottom) + Math.min(top, bottom)) / 2; const radius = Math.max(centerX - Math.min(left, right), centerY - Math.min(top, bottom)); - for (var x = Math.min(left, right); x < Math.max(left, right); x++) { + for (var x = centerX - radius; x < centerX + radius; x++) { const y = Math.sqrt(Math.pow(radius, 2) - Math.pow(x - centerX, 2)) + centerY; points.push({ X: x, Y: y }); } - for (var x = Math.max(left, right); x > Math.min(left, right); x--) { + for (var x = centerX + radius; x > centerX - radius; x--) { const y = Math.sqrt(Math.pow(radius, 2) - Math.pow(x - centerX, 2)) + centerY; const newY = centerY - (y - centerY); points.push({ X: x, Y: newY }); } - points.push({ X: Math.min(left, right), Y: Math.sqrt(Math.pow(radius, 2) - Math.pow(Math.min(left, right) - centerX, 2)) + centerY }); + points.push({ X: centerX - radius, Y: Math.sqrt(Math.pow(radius, 2) - Math.pow(-radius, 2)) + centerY }); break; case GestureUtils.Gestures.Line: |