Mercurial > hg > orthanc-stone

diff Framework/Scene2DViewport/IFlexiblePointerTracker.h @ 722:28b9e3a54200

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Undo mechanism implemented (not connected to UI yet). Undo stack and measuring tools are now handled by the ViewportController. Multi-touch does not crash trackers anymore.
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 21 May 2019 10:27:54 +0200
parents 059e1fd05fd6
children c0fcb2757b0a
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--- a/Framework/Scene2DViewport/IFlexiblePointerTracker.h	Mon May 20 12:49:29 2019 +0200
+++ b/Framework/Scene2DViewport/IFlexiblePointerTracker.h	Tue May 21 10:27:54 2019 +0200
@@ -53,6 +53,12 @@
     /**
     This method will be called when a touch/pointer is added (mouse down, 
     pen or finger press)
+
+    Important note: the initial pointer down that leads to creating the 
+    tracker is NOT sent to the tracker.
+
+    Thus, if you count the PointerDown vs PointerUp, there will be an extra
+    PointerUp.
     */
     virtual void PointerDown(const PointerEvent& event) = 0;