org.robolectric.shadows.ShadowMotionEvent Maven / Gradle / Ivy

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package org.robolectric.shadows;

import android.view.MotionEvent;
import org.robolectric.Shadows;
import org.robolectric.annotation.Implementation;
import org.robolectric.annotation.Implements;
import org.robolectric.annotation.RealObject;

import java.lang.reflect.Constructor;

@SuppressWarnings({"UnusedDeclaration"})
@Implements(MotionEvent.class)
public class ShadowMotionEvent {
  @RealObject private MotionEvent realObject;

  private int action;
  private float[] x = new float[2];
  private float[] y = new float[2];
  private int pointerCount = 1;
  private long downTime;
  private long eventTime;
  private int[] pointerIds = {0, 1};
  private int pointerIndex;
  private int source;

  @Implementation
  public static MotionEvent obtain(long downTime, long eventTime, int action, float x, float y, int metaState) {
    try {
      Constructor constructor = MotionEvent.class.getDeclaredConstructor();
      constructor.setAccessible(true);
      MotionEvent motionEvent = constructor.newInstance();
      ShadowMotionEvent shadowMotionEvent = Shadows.shadowOf(motionEvent);
      shadowMotionEvent.x[0] = x;
      shadowMotionEvent.y[0] = y;
      shadowMotionEvent.action = action;
      shadowMotionEvent.downTime = downTime;
      shadowMotionEvent.eventTime = eventTime;
      return motionEvent;
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }

  @Implementation
  public static MotionEvent obtain(MotionEvent motionEvent) {
    return obtain(motionEvent.getDownTime(), motionEvent.getEventTime(), motionEvent.getAction(), motionEvent.getX(), motionEvent.getY(), motionEvent.getMetaState());
  }

  @Implementation
  public int getAction() {
    return action | (pointerIndex << MotionEvent.ACTION_POINTER_ID_SHIFT);
  }

  @Implementation
  public void setAction(int action ) {
    this.action = action;
  }

  @Implementation
  public float getRawX() {
    return getX();
  }

  @Implementation
  public float getRawY() {
    return getY();
  }

  @Implementation
  public final float getX() {
    return getX(0);
  }

  @Implementation
  public final float getY() {
    return getY(0);
  }

  @Implementation
  public final float getX(int pointerIndex) {
    return x[pointerIndex];
  }

  @Implementation
  public final float getY(int pointerIndex) {
    return y[pointerIndex];
  }

  @Implementation
  public final int getPointerCount() {
    return pointerCount;
  }

  @Implementation
  public final long getEventTime() {
    return eventTime;
  }

  @Implementation
  public final long getDownTime() {
    return downTime;
  }

  @Implementation
  public final int getPointerId(int index) {
    return pointerIds[index];
  }

  @Implementation
  public final int getPointerIdBits() {
    int idBits = 0;
    for (int i = 0; i < pointerCount; i++) {
      idBits |= 1 << pointerIds[i];
    }
    return idBits;
  }

  @Implementation
  public final int findPointerIndex(int id) {
    for (int i = 0; i < pointerIds.length; i++) {
      int pointerId = pointerIds[i];

      if (pointerId == id) {
        return i;
      }
    }
    return -1;
  }

  @Implementation
  public final int getActionMasked() {
    return action;
  }

  @Implementation
  public final int getActionIndex() {
    return pointerIndex;
  }

  @Implementation
  public final float getPressure(int pointerIndex) {
    return 1.0f;
  }

  @Implementation
  public final void setLocation(float x, float y) {
    this.x[0] = x;
    this.y[0] = y;
  }

  public MotionEvent setPointer2(float x, float y) {
    this.x[1] = x;
    this.y[1] = y;
    pointerCount = 2;
    return realObject;
  }

  public void setPointerIndex(int pointerIndex) {
    this.pointerIndex = pointerIndex;
  }

  public void setPointerIds(int index0PointerId, int index1PointerId) {
    pointerIds[0] = index0PointerId;
    pointerIds[1] = index1PointerId;
  }

  @Implementation
  public void setSource(int source) {
    this.source = source;
  }

  @Implementation
  public int getSource() {
    return source;
  }
}