MrCrambo

class GestureListener implements GestureDetector.OnGestureListener, GestureDetector.OnDoubleTapListener
{
    @Override
    public boolean onSingleTapConfirmed(MotionEvent e)
    {
        // Do smth with single tap
    }

    @Override
    public boolean onDoubleTapEvent(MotionEvent e)

MrCrambo

package com.navigine.navigine;

import android.content.Context;
import android.content.res.TypedArray;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.VelocityTracker;
import android.view.View;

MrCrambo

int top;
if (state == STATE_COLLAPSED)
    top = mMinOffset;
else if (state == STATE_EXPANDED
    top = mMaxOffset;
else if (mHideable && state == STATE_HIDDEN)
    top = -child.getHeight();

MrCrambo

int currentTop = child.getTop();
int newTop = currentTop - dy;
if (dy > 0) {
    if (!ViewCompat.canScrollVertically(target, 1)) {
        if (newTop >= mMinOffset || mHideable) {
            consumed[1] = dy;
            ViewCompat.offsetTopAndBottom(child, -dy);
            setStateInternal(STATE_DRAGGING);
        } else {
            consumed[1] = currentTop - mMinOffset;

MrCrambo

@Override
public boolean onLayoutChild(CoordinatorLayout parent, V child, int layoutDirection) {
    if (ViewCompat.getFitsSystemWindows(parent) && !ViewCompat.getFitsSystemWindows(child))
        ViewCompat.setFitsSystemWindows(child, true);

    int savedTop = child.getTop();
    
    // First let the parent lay it out
    parent.onLayoutChild(child, layoutDirection);
    

MrCrambo

ConstraintLayout logsTopSheet = findViewById(R.id.navigine__logcat_sheet);
TopSheetBehavior topSheetBehavior = TopSheetBehavior.from(logsTopSheet);
topSheetBehavior.setState(TopSheetBehavior.STATE_HIDDEN);

MrCrambo

JNIEXPORT void JNICALL
Java_com_navigine_view_internal_GLRenderer_onEventHandled(JNIEnv * env, jobject self, jobject motionEvent)
{
    // getting motion event class
    jclass motionEventClass=env->GetObjectClass(motionEvent);
  
    // getting functions id
    jmethodID pointersCountMethodId = env->GetMethodID(motionEventClass, "getPointerCount", "()I");
    jmethodID pointerIndexMethodId = env->GetMethodID(motionEventClass, "findPointerIndex", "(I)I");
    jmethodID getActionMethodId = env->GetMethodID(motionEventClass, "getActionMasked", "()I");

MrCrambo

case MotionEvent.ACTION_POINTER_UP:
    int index = (event.getAction() & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
    // ..
    // Do something here ..
    // ..
    break;

MrCrambo

/**
 * A pressed gesture has started, the
 * motion contains the initial starting location.
 */
public static final int ACTION_DOWN             = 0;

/**
 * A pressed gesture has finished, the
 * motion contains the final release location as well as any intermediate
 * points since the last down or move event.

MrCrambo

...

  bottomSheetBehavior.setBottomSheetCallback(new BottomSheetBehavior.BottomSheetCallback() {
      @Override
      public void onStateChanged(View view, int i) {
        // ..
        // your code is here
      }

      @Override