Working on tap behavior of scatter and flippables.

2019-07-05 13:43:39 +02:00
parent 30e998e386
commit 20ac5c387e
7 changed files with 416 additions and 203 deletions
@@ -402,6 +402,13 @@ export class Points {
        return Math.sqrt(dx * dx + dy * dy)
    }

+    // Distance == 0.0 indicates an inside relation.
+    static distanceToRect(p, r) {
+        var cx = Math.max(Math.min(p.x, r.x + r.width), r.x)
+        var cy = Math.max(Math.min(p.y, r.y + r.height), r.y)
+        return Math.sqrt((p.x - cx) * (p.x - cx) + (p.y - cy) * (p.y - cy))
+    }
+
    static fromPageToNode(element, p) {
        //    if (window.webkitConvertPointFromPageToNode) {
        //             return window.webkitConvertPointFromPageToNode(element,