iOS: Implement touch events.

Track touch events during the standard [Began -> Moved
-> Ended] event sequence based on the UITouch pointer
which stays constant.

Enable multiTouch on Qt's UIView.

Mouse events should now be automatically created
from (unhanded) touch events by QGuiApplication.

Reviewed by: Ada Sørvig (fingerpaint app approved)
Change-Id: I2aeb48c962c697d8b8337f8ceab062070c2a4240
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/src/plugins/platforms/ios/qioswindow.h b/src/plugins/platforms/ios/qioswindow.h
index 01c1978a56..b3a94a8d0e 100644
--- a/src/plugins/platforms/ios/qioswindow.h
+++ b/src/plugins/platforms/ios/qioswindow.h
@@ -43,6 +43,7 @@
 #define QIOSWINDOW_H
 
 #include <qpa/qplatformwindow.h>
+#include <qpa/qwindowsysteminterface.h>
 
 #import <UIKit/UIKit.h>
 
@@ -77,8 +78,16 @@ public:
 
     UIView *nativeView() const { return m_view; }
 
+    QList<QWindowSystemInterface::TouchPoint> &touchPoints()  { return m_touchPoints; }
+    QHash<UITouch *, int> &activeTouches() { return m_activeTouches; }
+    int &touchId() { return m_touchId; }
+
 private:
     UIView *m_view;
+    QList<QWindowSystemInterface::TouchPoint> m_touchPoints;
+    QHash<UITouch *, int> m_activeTouches;
+    int m_touchId;
+
     QRect m_requestedGeometry;
 
     qreal m_devicePixelRatio;