AptSensorAdapter.java 4.7 KB

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  1. package com.epson.cameracopy.device;
  2. import android.app.Service;
  3. import android.content.Context;
  4. import android.hardware.Sensor;
  5. import android.hardware.SensorEvent;
  6. import android.hardware.SensorEventListener;
  7. import android.hardware.SensorManager;
  8. public class AptSensorAdapter implements SensorEventListener {
  9. static final /* synthetic */ boolean $assertionsDisabled = false;
  10. private float m2BaseValue = ((float) Math.pow(0.4d, 2.0d));
  11. private int mDisplayRotation;
  12. private boolean mIsValidValue;
  13. private long mLastOverTime;
  14. private long mLastOverTime2;
  15. private float mPosX;
  16. private float mPosY;
  17. private float mPreD0;
  18. private float mPreD1;
  19. private float mPreD2;
  20. private double mReferenceAccelaration;
  21. private final int mSensorDelay = 2;
  22. private SensorManager mSensorManager;
  23. public void onAccuracyChanged(Sensor sensor, int i) {
  24. }
  25. public static boolean hasAptSensor(SensorManager sensorManager) {
  26. return (sensorManager.getDefaultSensor(1) == null || sensorManager.getDefaultSensor(10) == null) ? false : true;
  27. }
  28. public static boolean hasAptSensor(Context context) {
  29. return hasAptSensor((SensorManager) context.getSystemService(Service.SENSOR_SERVICE));
  30. }
  31. public void setSensorManager(SensorManager sensorManager) {
  32. mSensorManager = sensorManager;
  33. }
  34. public void start() {
  35. Sensor defaultSensor = mSensorManager.getDefaultSensor(1);
  36. if (defaultSensor != null) {
  37. mSensorManager.registerListener(this, defaultSensor, 2);
  38. }
  39. Sensor defaultSensor2 = mSensorManager.getDefaultSensor(10);
  40. if (defaultSensor2 != null) {
  41. mSensorManager.registerListener(this, defaultSensor2, 2);
  42. }
  43. mLastOverTime = 0;
  44. mLastOverTime2 = 0;
  45. }
  46. public void stop() {
  47. mSensorManager.unregisterListener(this);
  48. }
  49. public static double getRangeCompValue(int i) {
  50. return Math.pow(Math.sin((((double) i) * 3.141592653589793d) / 180.0d) * 9.806650161743164d, 2.0d);
  51. }
  52. public void setDisplayRotation(int i) {
  53. mDisplayRotation = i;
  54. }
  55. public void setReferenceAccelaration(double d) {
  56. mReferenceAccelaration = d;
  57. mLastOverTime = 0;
  58. }
  59. public void resetTime() {
  60. mLastOverTime = 0;
  61. }
  62. public boolean isTerminalAngleInRange(double d) {
  63. if (!mIsValidValue) {
  64. return false;
  65. }
  66. float f = mPosX;
  67. float f2 = mPosY;
  68. if (d >= ((double) ((f * f) + (f2 * f2)))) {
  69. return true;
  70. }
  71. return false;
  72. }
  73. public float getPosX() {
  74. return mPosX;
  75. }
  76. public float getPosY() {
  77. return mPosY;
  78. }
  79. public void onSensorChanged(SensorEvent sensorEvent) {
  80. int type = sensorEvent.sensor.getType();
  81. if (type == 1) {
  82. updateAccValue(sensorEvent);
  83. } else if (type == 10) {
  84. updateLinearAccelValue(sensorEvent);
  85. }
  86. }
  87. private void updateLinearAccelValue(SensorEvent sensorEvent) {
  88. int i = 0;
  89. while (true) {
  90. if (i >= 3) {
  91. break;
  92. } else if (((double) Math.abs(sensorEvent.values[i])) > mReferenceAccelaration) {
  93. mLastOverTime = System.currentTimeMillis();
  94. break;
  95. } else {
  96. i++;
  97. }
  98. }
  99. if (mLastOverTime == 0) {
  100. mLastOverTime = System.currentTimeMillis();
  101. }
  102. }
  103. private void updateAccValue(SensorEvent sensorEvent) {
  104. mIsValidValue = true;
  105. switch (mDisplayRotation) {
  106. case 0:
  107. mPosX = sensorEvent.values[0];
  108. mPosY = sensorEvent.values[1];
  109. break;
  110. case 1:
  111. mPosX = -sensorEvent.values[1];
  112. mPosY = sensorEvent.values[0];
  113. break;
  114. case 2:
  115. mPosX = -sensorEvent.values[0];
  116. mPosY = -sensorEvent.values[1];
  117. break;
  118. case 3:
  119. mPosX = sensorEvent.values[1];
  120. mPosY = -sensorEvent.values[0];
  121. break;
  122. }
  123. float f = sensorEvent.values[0];
  124. float f2 = sensorEvent.values[1];
  125. float f3 = sensorEvent.values[2];
  126. mPreD0 = f;
  127. mPreD1 = f2;
  128. mPreD2 = f3;
  129. if (((float) (Math.pow((double) (mPreD0 - f), 2.0d) + Math.pow((double) (mPreD1 - f2), 2.0d) + Math.pow((double) (mPreD2 - f3), 2.0d))) > m2BaseValue) {
  130. mLastOverTime2 = System.currentTimeMillis();
  131. }
  132. }
  133. public long getLastOverTime2() {
  134. return mLastOverTime2;
  135. }
  136. public long getLastAccelOverTime() {
  137. return mLastOverTime;
  138. }
  139. }