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translating touch coordinates into View coordinate system.

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rachytski 2012-07-16 16:39:15 -07:00 • committed by Alex Zolotarev
parent 6809b44ef1
commit cd421f4efa
1 changed files with 20 additions and 6 deletions
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26
android/src/com/nvidia/devtech/NvEventQueueActivity.java
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@ -245,23 +245,37 @@ public abstract class NvEventQueueActivity extends Activity
if (!m_nativeLaunched || count == 0)
return super.onTouchEvent(event);
SurfaceView v = (SurfaceView) findViewById(R.id.map_surfaceview);
int [] p = new int[2];
v.getLocationOnScreen(p);
switch (count)
{
case 1:
{
m_lastPointerId = event.getPointerId(0);
return multiTouchEvent(event.getAction(), true, false,
(int)event.getX(), (int)event.getY(), 0, 0, event);
int x0 = (int)event.getX() - p[0];
int y0 = (int)event.getY() - p[1];
return multiTouchEvent(event.getAction(), true, false,
x0, y0, 0, 0, event);
}
default:
{
int x0 = (int)event.getX(0) - p[0];
int y0 = (int)event.getY(0) - p[1];
int x1 = (int)event.getX(1) - p[0];
int y1 = (int)event.getY(1) - p[1];
if (event.getPointerId(0) == m_lastPointerId)
return multiTouchEvent(event.getAction(), true, true,
(int)event.getX(0), (int)event.getY(0),
(int)event.getX(1), (int)event.getY(1), event);
x0, y0, x1, y1, event);
else
return multiTouchEvent(event.getAction(), true, true,
(int)event.getX(1), (int)event.getY(1),
(int)event.getX(0), (int)event.getY(0), event);
x1, y1, x0, y0, event);
}
}