added double-tap to keep ink primitive mode. cleaned up circle drawing and some other gesture code.

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: