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Support for touch event history, for more accurate drawing.

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This commit is contained in:
pelya
2013-11-05 10:48:51 +02:00
parent 7f6347c844
commit 06e6778145
6 changed files with 45 additions and 4 deletions
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28
project/java/Video.java
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@@ -112,6 +112,8 @@ abstract class DifferentTouchInput
Log.i("SDL", "Device model: " + android.os.Build.MODEL);
if( android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH )
{
if ( Globals.GenerateSubframeTouchEvents )
return IcsTouchInputWithHistory.Holder.sInstance;
if( DetectCrappyDragonRiseDatexGamepad() )
return CrappyDragonRiseDatexGamepadInputWhichNeedsItsOwnHandlerBecauseImTooCheapAndStupidToBuyProperGamepad.Holder.sInstance;
return IcsTouchInput.Holder.sInstance;
@@ -377,6 +379,32 @@ abstract class DifferentTouchInput
super.processGenericEvent(event);
}
}
private static class IcsTouchInputWithHistory extends IcsTouchInput
{
private static class Holder
{
private static final IcsTouchInputWithHistory sInstance = new IcsTouchInputWithHistory();
}
public void process(final MotionEvent event)
{
int ptr = 0; // Process only one touch event, because that's typically a pen/mouse
for( ptr = 0; ptr < TOUCH_EVENTS_MAX; ptr++ )
{
if( touchEvents[ptr].down )
break;
}
if( ptr >= TOUCH_EVENTS_MAX )
ptr = 0;
//Log.i("SDL", "Got motion event, getHistorySize " + (int)(event.getHistorySize()) + " ptr " + ptr);
for( int i = 0; i < event.getHistorySize(); i++ )
{
DemoGLSurfaceView.nativeMotionEvent( (int)event.getHistoricalX(i), (int)event.getHistoricalY(i),
Mouse.SDL_FINGER_MOVE, ptr, (int)( event.getHistoricalPressure(i) * 1024.0f ), (int)( event.getHistoricalSize(i) * 1024.0f ) );
}
super.process(event); // Push mouse coordinate first
}
}
private static class CrappyDragonRiseDatexGamepadInputWhichNeedsItsOwnHandlerBecauseImTooCheapAndStupidToBuyProperGamepad extends IcsTouchInput
{
private static class Holder