TapHandler: add timeHeld property

It enables long-press gestures to have continuous feedback.

Change-Id: Idd0838aff6213ebfc2fce66639bbc932e77208b4
Reviewed-by: Jan Arve Sæther <jan-arve.saether@qt.io>

1 files changed, 15 insertions, 1 deletions

diff --git a/tests/manual/pointer/tapHandler.qml b/tests/manual/pointer/tapHandler.qml
index 2e45b1c369..06070a02ff 100644
--- a/tests/manual/pointer/tapHandler.qml
+++ b/tests/manual/pointer/tapHandler.qml
@@ -81,7 +81,7 @@ Item {
             }
             onLongPressed: longPressFeedback.createObject(rect,
                 {"x": pos.x, "y": pos.y,
-                 "text": "long press",
+                 "text": Math.round(handler.timeHeld).toFixed(3) + " sec",
                  "color": borderBlink.blinkColor})
         }
 
@@ -112,6 +112,20 @@ Item {
             }
         }
 
+        Rectangle {
+            id: expandingCircle
+            radius: handler.timeHeld * 100
+            visible: radius > 0 && handler.isPressed
+            border.width: 3
+            border.color: borderBlink.blinkColor
+            color: "transparent"
+            width: radius * 2
+            height: radius * 2
+            x: handler.pressPos.x - radius
+            y: handler.pressPos.y - radius
+            opacity: 0.25
+        }
+
         Component {
             id: longPressFeedback
             Text { }