739 lines
27 KiB
Java
739 lines
27 KiB
Java
package androidx.customview.widget;
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import android.content.Context;
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import android.util.Log;
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import android.view.MotionEvent;
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import android.view.VelocityTracker;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.ViewGroup;
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import android.view.animation.Interpolator;
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import android.widget.OverScroller;
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import androidx.core.view.ViewCompat;
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import java.util.Arrays;
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/* loaded from: classes.dex */
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public class ViewDragHelper {
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private static final int BASE_SETTLE_DURATION = 256;
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public static final int DIRECTION_ALL = 3;
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public static final int DIRECTION_HORIZONTAL = 1;
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public static final int DIRECTION_VERTICAL = 2;
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public static final int EDGE_ALL = 15;
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public static final int EDGE_BOTTOM = 8;
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public static final int EDGE_LEFT = 1;
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public static final int EDGE_RIGHT = 2;
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private static final int EDGE_SIZE = 20;
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public static final int EDGE_TOP = 4;
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public static final int INVALID_POINTER = -1;
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private static final int MAX_SETTLE_DURATION = 600;
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public static final int STATE_DRAGGING = 1;
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public static final int STATE_IDLE = 0;
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public static final int STATE_SETTLING = 2;
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private static final String TAG = "ViewDragHelper";
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private static final Interpolator sInterpolator = new Interpolator() { // from class: androidx.customview.widget.ViewDragHelper.1
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@Override // android.animation.TimeInterpolator
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public float getInterpolation(float f) {
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float f2 = f - 1.0f;
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return (f2 * f2 * f2 * f2 * f2) + 1.0f;
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}
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};
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private final Callback mCallback;
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private View mCapturedView;
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private final int mDefaultEdgeSize;
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private int mDragState;
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private int[] mEdgeDragsInProgress;
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private int[] mEdgeDragsLocked;
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private int mEdgeSize;
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private int[] mInitialEdgesTouched;
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private float[] mInitialMotionX;
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private float[] mInitialMotionY;
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private float[] mLastMotionX;
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private float[] mLastMotionY;
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private float mMaxVelocity;
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private float mMinVelocity;
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private final ViewGroup mParentView;
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private int mPointersDown;
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private boolean mReleaseInProgress;
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private OverScroller mScroller;
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private int mTouchSlop;
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private int mTrackingEdges;
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private VelocityTracker mVelocityTracker;
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private int mActivePointerId = -1;
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private final Runnable mSetIdleRunnable = new Runnable() { // from class: androidx.customview.widget.ViewDragHelper.2
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@Override // java.lang.Runnable
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public void run() {
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ViewDragHelper.this.setDragState(0);
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}
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};
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public static abstract class Callback {
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public int clampViewPositionHorizontal(View view, int i, int i2) {
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return 0;
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}
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public int clampViewPositionVertical(View view, int i, int i2) {
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return 0;
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}
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public int getOrderedChildIndex(int i) {
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return i;
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}
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public int getViewHorizontalDragRange(View view) {
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return 0;
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}
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public int getViewVerticalDragRange(View view) {
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return 0;
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}
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public void onEdgeDragStarted(int i, int i2) {
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}
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public boolean onEdgeLock(int i) {
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return false;
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}
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public void onEdgeTouched(int i, int i2) {
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}
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public void onViewCaptured(View view, int i) {
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}
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public void onViewDragStateChanged(int i) {
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}
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public void onViewPositionChanged(View view, int i, int i2, int i3, int i4) {
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}
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public void onViewReleased(View view, float f, float f2) {
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}
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public abstract boolean tryCaptureView(View view, int i);
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}
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public int getActivePointerId() {
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return this.mActivePointerId;
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}
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public View getCapturedView() {
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return this.mCapturedView;
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}
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public int getDefaultEdgeSize() {
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return this.mDefaultEdgeSize;
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}
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public int getEdgeSize() {
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return this.mEdgeSize;
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}
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public float getMinVelocity() {
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return this.mMinVelocity;
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}
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public int getTouchSlop() {
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return this.mTouchSlop;
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}
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public int getViewDragState() {
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return this.mDragState;
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}
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public boolean isPointerDown(int i) {
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return ((1 << i) & this.mPointersDown) != 0;
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}
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public void setEdgeSize(int i) {
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this.mEdgeSize = i;
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}
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public void setEdgeTrackingEnabled(int i) {
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this.mTrackingEdges = i;
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}
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public void setMinVelocity(float f) {
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this.mMinVelocity = f;
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}
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public static ViewDragHelper create(ViewGroup viewGroup, Callback callback) {
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return new ViewDragHelper(viewGroup.getContext(), viewGroup, callback);
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}
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public static ViewDragHelper create(ViewGroup viewGroup, float f, Callback callback) {
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ViewDragHelper create = create(viewGroup, callback);
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create.mTouchSlop = (int) (create.mTouchSlop * (1.0f / f));
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return create;
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}
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private ViewDragHelper(Context context, ViewGroup viewGroup, Callback callback) {
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if (viewGroup == null) {
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throw new IllegalArgumentException("Parent view may not be null");
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}
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if (callback == null) {
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throw new IllegalArgumentException("Callback may not be null");
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}
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this.mParentView = viewGroup;
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this.mCallback = callback;
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ViewConfiguration viewConfiguration = ViewConfiguration.get(context);
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int i = (int) ((context.getResources().getDisplayMetrics().density * 20.0f) + 0.5f);
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this.mDefaultEdgeSize = i;
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this.mEdgeSize = i;
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this.mTouchSlop = viewConfiguration.getScaledTouchSlop();
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this.mMaxVelocity = viewConfiguration.getScaledMaximumFlingVelocity();
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this.mMinVelocity = viewConfiguration.getScaledMinimumFlingVelocity();
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this.mScroller = new OverScroller(context, sInterpolator);
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}
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public void captureChildView(View view, int i) {
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if (view.getParent() != this.mParentView) {
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throw new IllegalArgumentException("captureChildView: parameter must be a descendant of the ViewDragHelper's tracked parent view (" + this.mParentView + ")");
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}
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this.mCapturedView = view;
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this.mActivePointerId = i;
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this.mCallback.onViewCaptured(view, i);
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setDragState(1);
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}
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public void cancel() {
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this.mActivePointerId = -1;
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clearMotionHistory();
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VelocityTracker velocityTracker = this.mVelocityTracker;
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if (velocityTracker != null) {
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velocityTracker.recycle();
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this.mVelocityTracker = null;
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}
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}
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public void abort() {
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cancel();
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if (this.mDragState == 2) {
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int currX = this.mScroller.getCurrX();
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int currY = this.mScroller.getCurrY();
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this.mScroller.abortAnimation();
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int currX2 = this.mScroller.getCurrX();
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int currY2 = this.mScroller.getCurrY();
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this.mCallback.onViewPositionChanged(this.mCapturedView, currX2, currY2, currX2 - currX, currY2 - currY);
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}
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setDragState(0);
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}
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public boolean smoothSlideViewTo(View view, int i, int i2) {
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this.mCapturedView = view;
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this.mActivePointerId = -1;
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boolean forceSettleCapturedViewAt = forceSettleCapturedViewAt(i, i2, 0, 0);
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if (!forceSettleCapturedViewAt && this.mDragState == 0 && this.mCapturedView != null) {
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this.mCapturedView = null;
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}
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return forceSettleCapturedViewAt;
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}
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public boolean settleCapturedViewAt(int i, int i2) {
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if (!this.mReleaseInProgress) {
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throw new IllegalStateException("Cannot settleCapturedViewAt outside of a call to Callback#onViewReleased");
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}
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return forceSettleCapturedViewAt(i, i2, (int) this.mVelocityTracker.getXVelocity(this.mActivePointerId), (int) this.mVelocityTracker.getYVelocity(this.mActivePointerId));
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}
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private boolean forceSettleCapturedViewAt(int i, int i2, int i3, int i4) {
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int left = this.mCapturedView.getLeft();
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int top = this.mCapturedView.getTop();
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int i5 = i - left;
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int i6 = i2 - top;
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if (i5 == 0 && i6 == 0) {
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this.mScroller.abortAnimation();
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setDragState(0);
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return false;
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}
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this.mScroller.startScroll(left, top, i5, i6, computeSettleDuration(this.mCapturedView, i5, i6, i3, i4));
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setDragState(2);
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return true;
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}
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private int computeSettleDuration(View view, int i, int i2, int i3, int i4) {
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float f;
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float f2;
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float f3;
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float f4;
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int clampMag = clampMag(i3, (int) this.mMinVelocity, (int) this.mMaxVelocity);
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int clampMag2 = clampMag(i4, (int) this.mMinVelocity, (int) this.mMaxVelocity);
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int abs = Math.abs(i);
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int abs2 = Math.abs(i2);
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int abs3 = Math.abs(clampMag);
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int abs4 = Math.abs(clampMag2);
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int i5 = abs3 + abs4;
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int i6 = abs + abs2;
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if (clampMag != 0) {
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f = abs3;
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f2 = i5;
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} else {
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f = abs;
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f2 = i6;
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}
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float f5 = f / f2;
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if (clampMag2 != 0) {
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f3 = abs4;
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f4 = i5;
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} else {
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f3 = abs2;
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f4 = i6;
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}
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return (int) ((computeAxisDuration(i, clampMag, this.mCallback.getViewHorizontalDragRange(view)) * f5) + (computeAxisDuration(i2, clampMag2, this.mCallback.getViewVerticalDragRange(view)) * (f3 / f4)));
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}
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private int computeAxisDuration(int i, int i2, int i3) {
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int abs;
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if (i == 0) {
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return 0;
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}
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int width = this.mParentView.getWidth();
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float f = width / 2;
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float distanceInfluenceForSnapDuration = f + (distanceInfluenceForSnapDuration(Math.min(1.0f, Math.abs(i) / width)) * f);
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int abs2 = Math.abs(i2);
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if (abs2 > 0) {
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abs = Math.round(Math.abs(distanceInfluenceForSnapDuration / abs2) * 1000.0f) * 4;
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} else {
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abs = (int) (((Math.abs(i) / i3) + 1.0f) * 256.0f);
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}
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return Math.min(abs, 600);
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}
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private int clampMag(int i, int i2, int i3) {
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int abs = Math.abs(i);
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if (abs < i2) {
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return 0;
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}
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return abs > i3 ? i > 0 ? i3 : -i3 : i;
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}
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private float clampMag(float f, float f2, float f3) {
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float abs = Math.abs(f);
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if (abs < f2) {
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return 0.0f;
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}
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return abs > f3 ? f > 0.0f ? f3 : -f3 : f;
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}
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private float distanceInfluenceForSnapDuration(float f) {
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return (float) Math.sin((f - 0.5f) * 0.47123894f);
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}
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public void flingCapturedView(int i, int i2, int i3, int i4) {
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if (!this.mReleaseInProgress) {
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throw new IllegalStateException("Cannot flingCapturedView outside of a call to Callback#onViewReleased");
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}
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this.mScroller.fling(this.mCapturedView.getLeft(), this.mCapturedView.getTop(), (int) this.mVelocityTracker.getXVelocity(this.mActivePointerId), (int) this.mVelocityTracker.getYVelocity(this.mActivePointerId), i, i3, i2, i4);
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setDragState(2);
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}
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/* JADX WARN: Code restructure failed: missing block: B:19:0x005b, code lost:
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if (r0 == false) goto L19;
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*/
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/*
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Code decompiled incorrectly, please refer to instructions dump.
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To view partially-correct add '--show-bad-code' argument
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*/
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public boolean continueSettling(boolean r12) {
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/*
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r11 = this;
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int r0 = r11.mDragState
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r1 = 0
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r2 = 2
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if (r0 != r2) goto L6a
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android.widget.OverScroller r0 = r11.mScroller
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boolean r0 = r0.computeScrollOffset()
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android.widget.OverScroller r3 = r11.mScroller
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int r3 = r3.getCurrX()
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android.widget.OverScroller r4 = r11.mScroller
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int r10 = r4.getCurrY()
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android.view.View r4 = r11.mCapturedView
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int r4 = r4.getLeft()
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int r8 = r3 - r4
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android.view.View r4 = r11.mCapturedView
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int r4 = r4.getTop()
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int r9 = r10 - r4
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if (r8 == 0) goto L2f
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android.view.View r4 = r11.mCapturedView
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androidx.core.view.ViewCompat.offsetLeftAndRight(r4, r8)
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L2f:
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if (r9 == 0) goto L36
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android.view.View r4 = r11.mCapturedView
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androidx.core.view.ViewCompat.offsetTopAndBottom(r4, r9)
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L36:
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if (r8 != 0) goto L3a
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if (r9 == 0) goto L43
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L3a:
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androidx.customview.widget.ViewDragHelper$Callback r4 = r11.mCallback
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android.view.View r5 = r11.mCapturedView
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r6 = r3
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r7 = r10
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r4.onViewPositionChanged(r5, r6, r7, r8, r9)
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L43:
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if (r0 == 0) goto L5b
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android.widget.OverScroller r4 = r11.mScroller
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int r4 = r4.getFinalX()
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if (r3 != r4) goto L5b
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android.widget.OverScroller r3 = r11.mScroller
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int r3 = r3.getFinalY()
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if (r10 != r3) goto L5b
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android.widget.OverScroller r0 = r11.mScroller
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r0.abortAnimation()
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goto L5d
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L5b:
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if (r0 != 0) goto L6a
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L5d:
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if (r12 == 0) goto L67
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android.view.ViewGroup r12 = r11.mParentView
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java.lang.Runnable r0 = r11.mSetIdleRunnable
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r12.post(r0)
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goto L6a
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L67:
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r11.setDragState(r1)
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L6a:
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int r12 = r11.mDragState
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if (r12 != r2) goto L6f
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r1 = 1
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L6f:
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return r1
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*/
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throw new UnsupportedOperationException("Method not decompiled: androidx.customview.widget.ViewDragHelper.continueSettling(boolean):boolean");
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}
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private void dispatchViewReleased(float f, float f2) {
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this.mReleaseInProgress = true;
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this.mCallback.onViewReleased(this.mCapturedView, f, f2);
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this.mReleaseInProgress = false;
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if (this.mDragState == 1) {
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setDragState(0);
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}
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}
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private void clearMotionHistory() {
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float[] fArr = this.mInitialMotionX;
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if (fArr == null) {
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return;
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}
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Arrays.fill(fArr, 0.0f);
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Arrays.fill(this.mInitialMotionY, 0.0f);
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Arrays.fill(this.mLastMotionX, 0.0f);
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Arrays.fill(this.mLastMotionY, 0.0f);
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Arrays.fill(this.mInitialEdgesTouched, 0);
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Arrays.fill(this.mEdgeDragsInProgress, 0);
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Arrays.fill(this.mEdgeDragsLocked, 0);
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this.mPointersDown = 0;
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}
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private void clearMotionHistory(int i) {
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if (this.mInitialMotionX == null || !isPointerDown(i)) {
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return;
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}
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this.mInitialMotionX[i] = 0.0f;
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this.mInitialMotionY[i] = 0.0f;
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this.mLastMotionX[i] = 0.0f;
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this.mLastMotionY[i] = 0.0f;
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this.mInitialEdgesTouched[i] = 0;
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this.mEdgeDragsInProgress[i] = 0;
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this.mEdgeDragsLocked[i] = 0;
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this.mPointersDown = (~(1 << i)) & this.mPointersDown;
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}
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private void ensureMotionHistorySizeForId(int i) {
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float[] fArr = this.mInitialMotionX;
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if (fArr == null || fArr.length <= i) {
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int i2 = i + 1;
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float[] fArr2 = new float[i2];
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float[] fArr3 = new float[i2];
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float[] fArr4 = new float[i2];
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float[] fArr5 = new float[i2];
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int[] iArr = new int[i2];
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int[] iArr2 = new int[i2];
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int[] iArr3 = new int[i2];
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if (fArr != null) {
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System.arraycopy(fArr, 0, fArr2, 0, fArr.length);
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float[] fArr6 = this.mInitialMotionY;
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System.arraycopy(fArr6, 0, fArr3, 0, fArr6.length);
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float[] fArr7 = this.mLastMotionX;
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System.arraycopy(fArr7, 0, fArr4, 0, fArr7.length);
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float[] fArr8 = this.mLastMotionY;
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System.arraycopy(fArr8, 0, fArr5, 0, fArr8.length);
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int[] iArr4 = this.mInitialEdgesTouched;
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System.arraycopy(iArr4, 0, iArr, 0, iArr4.length);
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int[] iArr5 = this.mEdgeDragsInProgress;
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System.arraycopy(iArr5, 0, iArr2, 0, iArr5.length);
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int[] iArr6 = this.mEdgeDragsLocked;
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System.arraycopy(iArr6, 0, iArr3, 0, iArr6.length);
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}
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this.mInitialMotionX = fArr2;
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this.mInitialMotionY = fArr3;
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this.mLastMotionX = fArr4;
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this.mLastMotionY = fArr5;
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this.mInitialEdgesTouched = iArr;
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this.mEdgeDragsInProgress = iArr2;
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this.mEdgeDragsLocked = iArr3;
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}
|
|
}
|
|
|
|
private void saveInitialMotion(float f, float f2, int i) {
|
|
ensureMotionHistorySizeForId(i);
|
|
float[] fArr = this.mInitialMotionX;
|
|
this.mLastMotionX[i] = f;
|
|
fArr[i] = f;
|
|
float[] fArr2 = this.mInitialMotionY;
|
|
this.mLastMotionY[i] = f2;
|
|
fArr2[i] = f2;
|
|
this.mInitialEdgesTouched[i] = getEdgesTouched((int) f, (int) f2);
|
|
this.mPointersDown |= 1 << i;
|
|
}
|
|
|
|
private void saveLastMotion(MotionEvent motionEvent) {
|
|
int pointerCount = motionEvent.getPointerCount();
|
|
for (int i = 0; i < pointerCount; i++) {
|
|
int pointerId = motionEvent.getPointerId(i);
|
|
if (isValidPointerForActionMove(pointerId)) {
|
|
float x = motionEvent.getX(i);
|
|
float y = motionEvent.getY(i);
|
|
this.mLastMotionX[pointerId] = x;
|
|
this.mLastMotionY[pointerId] = y;
|
|
}
|
|
}
|
|
}
|
|
|
|
void setDragState(int i) {
|
|
this.mParentView.removeCallbacks(this.mSetIdleRunnable);
|
|
if (this.mDragState != i) {
|
|
this.mDragState = i;
|
|
this.mCallback.onViewDragStateChanged(i);
|
|
if (this.mDragState == 0) {
|
|
this.mCapturedView = null;
|
|
}
|
|
}
|
|
}
|
|
|
|
boolean tryCaptureViewForDrag(View view, int i) {
|
|
if (view == this.mCapturedView && this.mActivePointerId == i) {
|
|
return true;
|
|
}
|
|
if (view == null || !this.mCallback.tryCaptureView(view, i)) {
|
|
return false;
|
|
}
|
|
this.mActivePointerId = i;
|
|
captureChildView(view, i);
|
|
return true;
|
|
}
|
|
|
|
protected boolean canScroll(View view, boolean z, int i, int i2, int i3, int i4) {
|
|
int i5;
|
|
if (view instanceof ViewGroup) {
|
|
ViewGroup viewGroup = (ViewGroup) view;
|
|
int scrollX = view.getScrollX();
|
|
int scrollY = view.getScrollY();
|
|
for (int childCount = viewGroup.getChildCount() - 1; childCount >= 0; childCount--) {
|
|
View childAt = viewGroup.getChildAt(childCount);
|
|
int i6 = i3 + scrollX;
|
|
if (i6 >= childAt.getLeft() && i6 < childAt.getRight() && (i5 = i4 + scrollY) >= childAt.getTop() && i5 < childAt.getBottom() && canScroll(childAt, true, i, i2, i6 - childAt.getLeft(), i5 - childAt.getTop())) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return z && (view.canScrollHorizontally(-i) || view.canScrollVertically(-i2));
|
|
}
|
|
|
|
/* JADX WARN: Code restructure failed: missing block: B:50:0x00dd, code lost:
|
|
|
|
if (r12 != r11) goto L54;
|
|
*/
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
public boolean shouldInterceptTouchEvent(android.view.MotionEvent r17) {
|
|
/*
|
|
Method dump skipped, instructions count: 315
|
|
To view this dump add '--comments-level debug' option
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.customview.widget.ViewDragHelper.shouldInterceptTouchEvent(android.view.MotionEvent):boolean");
|
|
}
|
|
|
|
/* JADX WARN: Code restructure failed: missing block: B:33:0x0066, code lost:
|
|
|
|
if (r9.mActivePointerId == (-1)) goto L38;
|
|
*/
|
|
/* JADX WARN: Code restructure failed: missing block: B:34:0x006c, code lost:
|
|
|
|
releaseViewForPointerUp();
|
|
*/
|
|
/*
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
|
To view partially-correct add '--show-bad-code' argument
|
|
*/
|
|
public void processTouchEvent(android.view.MotionEvent r10) {
|
|
/*
|
|
Method dump skipped, instructions count: 377
|
|
To view this dump add '--comments-level debug' option
|
|
*/
|
|
throw new UnsupportedOperationException("Method not decompiled: androidx.customview.widget.ViewDragHelper.processTouchEvent(android.view.MotionEvent):void");
|
|
}
|
|
|
|
/* JADX WARN: Multi-variable type inference failed */
|
|
/* JADX WARN: Type inference failed for: r0v15 */
|
|
/* JADX WARN: Type inference failed for: r0v16 */
|
|
/* JADX WARN: Type inference failed for: r0v4, types: [int] */
|
|
/* JADX WARN: Type inference failed for: r0v6 */
|
|
/* JADX WARN: Type inference failed for: r0v7 */
|
|
/* JADX WARN: Type inference failed for: r3v3, types: [androidx.customview.widget.ViewDragHelper$Callback] */
|
|
private void reportNewEdgeDrags(float f, float f2, int i) {
|
|
boolean checkNewEdgeDrag = checkNewEdgeDrag(f, f2, i, 1);
|
|
boolean z = checkNewEdgeDrag;
|
|
if (checkNewEdgeDrag(f2, f, i, 4)) {
|
|
z = (checkNewEdgeDrag ? 1 : 0) | 4;
|
|
}
|
|
boolean z2 = z;
|
|
if (checkNewEdgeDrag(f, f2, i, 2)) {
|
|
z2 = (z ? 1 : 0) | 2;
|
|
}
|
|
?? r0 = z2;
|
|
if (checkNewEdgeDrag(f2, f, i, 8)) {
|
|
r0 = (z2 ? 1 : 0) | 8;
|
|
}
|
|
if (r0 != 0) {
|
|
int[] iArr = this.mEdgeDragsInProgress;
|
|
iArr[i] = iArr[i] | r0;
|
|
this.mCallback.onEdgeDragStarted(r0, i);
|
|
}
|
|
}
|
|
|
|
private boolean checkNewEdgeDrag(float f, float f2, int i, int i2) {
|
|
float abs = Math.abs(f);
|
|
float abs2 = Math.abs(f2);
|
|
if ((this.mInitialEdgesTouched[i] & i2) != i2 || (this.mTrackingEdges & i2) == 0 || (this.mEdgeDragsLocked[i] & i2) == i2 || (this.mEdgeDragsInProgress[i] & i2) == i2) {
|
|
return false;
|
|
}
|
|
int i3 = this.mTouchSlop;
|
|
if (abs <= i3 && abs2 <= i3) {
|
|
return false;
|
|
}
|
|
if (abs >= abs2 * 0.5f || !this.mCallback.onEdgeLock(i2)) {
|
|
return (this.mEdgeDragsInProgress[i] & i2) == 0 && abs > ((float) this.mTouchSlop);
|
|
}
|
|
int[] iArr = this.mEdgeDragsLocked;
|
|
iArr[i] = iArr[i] | i2;
|
|
return false;
|
|
}
|
|
|
|
private boolean checkTouchSlop(View view, float f, float f2) {
|
|
if (view == null) {
|
|
return false;
|
|
}
|
|
boolean z = this.mCallback.getViewHorizontalDragRange(view) > 0;
|
|
boolean z2 = this.mCallback.getViewVerticalDragRange(view) > 0;
|
|
if (!z || !z2) {
|
|
return z ? Math.abs(f) > ((float) this.mTouchSlop) : z2 && Math.abs(f2) > ((float) this.mTouchSlop);
|
|
}
|
|
float f3 = (f * f) + (f2 * f2);
|
|
int i = this.mTouchSlop;
|
|
return f3 > ((float) (i * i));
|
|
}
|
|
|
|
public boolean checkTouchSlop(int i) {
|
|
int length = this.mInitialMotionX.length;
|
|
for (int i2 = 0; i2 < length; i2++) {
|
|
if (checkTouchSlop(i, i2)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public boolean checkTouchSlop(int i, int i2) {
|
|
if (!isPointerDown(i2)) {
|
|
return false;
|
|
}
|
|
boolean z = (i & 1) == 1;
|
|
boolean z2 = (i & 2) == 2;
|
|
float f = this.mLastMotionX[i2] - this.mInitialMotionX[i2];
|
|
float f2 = this.mLastMotionY[i2] - this.mInitialMotionY[i2];
|
|
if (!z || !z2) {
|
|
return z ? Math.abs(f) > ((float) this.mTouchSlop) : z2 && Math.abs(f2) > ((float) this.mTouchSlop);
|
|
}
|
|
float f3 = (f * f) + (f2 * f2);
|
|
int i3 = this.mTouchSlop;
|
|
return f3 > ((float) (i3 * i3));
|
|
}
|
|
|
|
public boolean isEdgeTouched(int i) {
|
|
int length = this.mInitialEdgesTouched.length;
|
|
for (int i2 = 0; i2 < length; i2++) {
|
|
if (isEdgeTouched(i, i2)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
public boolean isEdgeTouched(int i, int i2) {
|
|
return isPointerDown(i2) && (i & this.mInitialEdgesTouched[i2]) != 0;
|
|
}
|
|
|
|
private void releaseViewForPointerUp() {
|
|
this.mVelocityTracker.computeCurrentVelocity(1000, this.mMaxVelocity);
|
|
dispatchViewReleased(clampMag(this.mVelocityTracker.getXVelocity(this.mActivePointerId), this.mMinVelocity, this.mMaxVelocity), clampMag(this.mVelocityTracker.getYVelocity(this.mActivePointerId), this.mMinVelocity, this.mMaxVelocity));
|
|
}
|
|
|
|
private void dragTo(int i, int i2, int i3, int i4) {
|
|
int left = this.mCapturedView.getLeft();
|
|
int top = this.mCapturedView.getTop();
|
|
if (i3 != 0) {
|
|
i = this.mCallback.clampViewPositionHorizontal(this.mCapturedView, i, i3);
|
|
ViewCompat.offsetLeftAndRight(this.mCapturedView, i - left);
|
|
}
|
|
int i5 = i;
|
|
if (i4 != 0) {
|
|
i2 = this.mCallback.clampViewPositionVertical(this.mCapturedView, i2, i4);
|
|
ViewCompat.offsetTopAndBottom(this.mCapturedView, i2 - top);
|
|
}
|
|
int i6 = i2;
|
|
if (i3 == 0 && i4 == 0) {
|
|
return;
|
|
}
|
|
this.mCallback.onViewPositionChanged(this.mCapturedView, i5, i6, i5 - left, i6 - top);
|
|
}
|
|
|
|
public boolean isCapturedViewUnder(int i, int i2) {
|
|
return isViewUnder(this.mCapturedView, i, i2);
|
|
}
|
|
|
|
public boolean isViewUnder(View view, int i, int i2) {
|
|
return view != null && i >= view.getLeft() && i < view.getRight() && i2 >= view.getTop() && i2 < view.getBottom();
|
|
}
|
|
|
|
public View findTopChildUnder(int i, int i2) {
|
|
for (int childCount = this.mParentView.getChildCount() - 1; childCount >= 0; childCount--) {
|
|
View childAt = this.mParentView.getChildAt(this.mCallback.getOrderedChildIndex(childCount));
|
|
if (i >= childAt.getLeft() && i < childAt.getRight() && i2 >= childAt.getTop() && i2 < childAt.getBottom()) {
|
|
return childAt;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
private int getEdgesTouched(int i, int i2) {
|
|
int i3 = i < this.mParentView.getLeft() + this.mEdgeSize ? 1 : 0;
|
|
if (i2 < this.mParentView.getTop() + this.mEdgeSize) {
|
|
i3 |= 4;
|
|
}
|
|
if (i > this.mParentView.getRight() - this.mEdgeSize) {
|
|
i3 |= 2;
|
|
}
|
|
return i2 > this.mParentView.getBottom() - this.mEdgeSize ? i3 | 8 : i3;
|
|
}
|
|
|
|
private boolean isValidPointerForActionMove(int i) {
|
|
if (isPointerDown(i)) {
|
|
return true;
|
|
}
|
|
Log.e(TAG, "Ignoring pointerId=" + i + " because ACTION_DOWN was not received for this pointer before ACTION_MOVE. It likely happened because ViewDragHelper did not receive all the events in the event stream.");
|
|
return false;
|
|
}
|
|
}
|