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https://github.com/KokaKiwi/BarInsta
synced 2024-11-22 14:47:29 +00:00
Make swipe up/down to dismiss post view more sensitive
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23f3ef45c2
commit
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@ -1,24 +1,22 @@
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package awais.instagrabber.customviews;
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import android.content.Context;
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import android.util.Log;
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import android.view.GestureDetector;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.ViewParent;
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import androidx.annotation.NonNull;
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public class VerticalDragHelper {
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private static final String TAG = "VerticalDragHelper";
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private static final float PIXELS_PER_SECOND = 10;
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// private static final String TAG = "VerticalDragHelper";
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private static final double SWIPE_THRESHOLD_VELOCITY = 80;
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private final View view;
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private GestureDetector gestureDetector;
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private Context context;
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private float flingVelocity;
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private double flingVelocity;
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private OnVerticalDragListener onVerticalDragListener;
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private final GestureDetector.OnGestureListener gestureListener = new GestureDetector.SimpleOnGestureListener() {
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@ -31,32 +29,13 @@ public class VerticalDragHelper {
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@Override
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public boolean onFling(final MotionEvent e1, final MotionEvent e2, final float velocityX, final float velocityY) {
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float maxFlingVelocity = ViewConfiguration.get(context).getScaledMaximumFlingVelocity();
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float velocityPercentY = velocityY / maxFlingVelocity;
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float normalizedVelocityY = velocityPercentY * PIXELS_PER_SECOND;
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if (Math.abs(normalizedVelocityY) > 4) {
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flingVelocity = normalizedVelocityY;
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double yDir = e1.getY() - e2.getY();
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// Log.d(TAG, "onFling: yDir: " + yDir);
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if (yDir < -SWIPE_THRESHOLD_VELOCITY || yDir > SWIPE_THRESHOLD_VELOCITY) {
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flingVelocity = yDir;
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}
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return super.onFling(e1, e2, velocityX, velocityY);
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}
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};
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private final GestureDetector.OnGestureListener dragPreventionGestureListener = new GestureDetector.SimpleOnGestureListener() {
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float prevDistanceY = 0;
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@Override
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public boolean onScroll(final MotionEvent e1, final MotionEvent e2, final float distanceX, final float distanceY) {
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Log.d(TAG, "onScroll: distanceX: " + distanceX + ", distanceY: " + distanceY);
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return super.onScroll(e1, e2, distanceX, distanceY);
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}
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@Override
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public boolean onSingleTapUp(final MotionEvent e) {
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Log.d(TAG, "onSingleTapUp");
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return super.onSingleTapUp(e);
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}
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};
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private float prevRawY;
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@ -64,7 +43,6 @@ public class VerticalDragHelper {
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private float prevRawX;
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private float dX;
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private float prevDY;
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private GestureDetector dragPreventionGestureDetector;
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public VerticalDragHelper(@NonNull final View view) {
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this.view = view;
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@ -80,14 +58,12 @@ public class VerticalDragHelper {
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protected void init() {
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gestureDetector = new GestureDetector(context, gestureListener);
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dragPreventionGestureDetector = new GestureDetector(context, dragPreventionGestureListener);
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}
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public boolean onDragTouch(final MotionEvent event) {
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if (onVerticalDragListener == null) {
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return false;
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}
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// dragPreventionGestureDetector.onTouchEvent(event);
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if (gestureDetector.onTouchEvent(event)) {
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return true;
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}
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@ -151,53 +127,11 @@ public class VerticalDragHelper {
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return gestureDetector.onTouchEvent(event);
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}
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private final static int DIRECTION_UP = 0;
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private final static int DIRECTION_DOWN = 1;
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float prevY = -1;
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int edgeHitCount = 0;
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float prevDirection = -1;
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// private boolean shouldPreventDrag(final MotionEvent event) {
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// switch (event.getAction()) {
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// case MotionEvent.ACTION_DOWN:
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// if (!firstDrag) {
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// firstDrag = true;
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// }
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// return false;
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// case MotionEvent.ACTION_MOVE:
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// float y = event.getY();
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// int direction = -2;
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// if (prevY != -1) {
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// final float dy = y - prevY;
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// // Log.d(TAG, "shouldPreventDrag: dy: " + dy);
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// if (dy > 0) {
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// direction = DIRECTION_DOWN;
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// // move direction is down
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// } else {
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// direction = DIRECTION_UP;
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// // move direction is up
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// }
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// }
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// prevY = y;
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// if (prevDirection == direction) {
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// edgeHitCount++;
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// } else {
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// edgeHitCount = 1;
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// }
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// if (edgeHitCount >= 2) {
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// return false;
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// }
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// return true;
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// break;
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// }
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// }
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public interface OnVerticalDragListener {
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void onDrag(final float dY);
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void onDragEnd();
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void onFling(final float flingVelocity);
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void onFling(final double flingVelocity);
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}
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}
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@ -125,8 +125,8 @@ public class PostViewV2Fragment extends SharedElementTransitionDialogFragment {
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@Override
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public void onDragEnd() {
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// animate and dismiss if user drags the view more that 30% of the view
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if (Math.abs(binding.getRoot().getY()) > Utils.displayMetrics.heightPixels * 0.35) {
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animateAndDismiss(binding.getRoot().getY() < 0 ? -1 : 1);
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if (Math.abs(binding.getRoot().getY()) > Utils.displayMetrics.heightPixels * 0.25) {
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animateAndDismiss(binding.getRoot().getY() < 0 ? 1 : -1);
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return;
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}
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// animate back the view to proper position
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@ -134,16 +134,16 @@ public class PostViewV2Fragment extends SharedElementTransitionDialogFragment {
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}
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@Override
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public void onFling(final float flingVelocity) {
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public void onFling(final double flingVelocity) {
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// animate and dismiss if user flings up/down
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animateAndDismiss(flingVelocity < 0 ? -1 : 1);
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animateAndDismiss(flingVelocity > 0 ? 1 : -1);
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}
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private void animateAndDismiss(final int direction) {
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final int height = binding.getRoot().getHeight();
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final int finalYDist = height + Utils.getStatusBarHeight(context);
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// less than 0 means up direction, else down
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final int finalY = direction < 0 ? -finalYDist : finalYDist;
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final int finalY = direction > 0 ? -finalYDist : finalYDist;
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animateY(binding.getRoot(), finalY, 200, new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(final Animator animation) {
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