content: /*
   * Copyright (C) 2018 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package androidx.constraintlayout.motion.widget;
  
  import android.content.Context;
  import android.content.res.TypedArray;
  import android.os.Build;
  import android.util.AttributeSet;
  import android.util.Log;
  import android.util.SparseIntArray;
  import android.util.TypedValue;
  
  import androidx.constraintlayout.core.motion.utils.SplineSet;
  import androidx.constraintlayout.motion.utils.ViewSpline;
  import androidx.constraintlayout.widget.ConstraintAttribute;
  import androidx.constraintlayout.widget.R;
  
  import java.util.HashMap;
  import java.util.HashSet;
  
  /**
   * Defines container for a key frame of for storing KeyAttributes.
   * KeyAttributes change post layout values of a view.
   *
   *
   */
  
  public class KeyAttributes extends Key {
      static final String NAME = "KeyAttribute";
      private static final String TAG = "KeyAttributes";
      private static final boolean DEBUG = false;
      private String mTransitionEasing;
      private int mCurveFit = -1;
      private boolean mVisibility = false;
      private float mAlpha = Float.NaN;
      private float mElevation = Float.NaN;
      private float mRotation = Float.NaN;
      private float mRotationX = Float.NaN;
      private float mRotationY = Float.NaN;
      private float mPivotX = Float.NaN;
      private float mPivotY = Float.NaN;
      private float mTransitionPathRotate = Float.NaN;
      private float mScaleX = Float.NaN;
      private float mScaleY = Float.NaN;
      private float mTranslationX = Float.NaN;
      private float mTranslationY = Float.NaN;
      private float mTranslationZ = Float.NaN;
      private float mProgress = Float.NaN;
      public static final int KEY_TYPE = 1;
  
      {
          mType = KEY_TYPE;
          mCustomConstraints = new HashMap<>();
      }
  
      @Override
      public void load(Context context, AttributeSet attrs) {
          TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.KeyAttribute);
          Loader.read(this, a);
      }
  
      /**
       * Gets the curve fit type this drives the interpolation
       *
       * @return
       */
      int getCurveFit() {
          return mCurveFit;
      }
  
      @Override
      public void getAttributeNames(HashSet<String> attributes) {
  
          if (!Float.isNaN(mAlpha)) {
              attributes.add(Key.ALPHA);
          }
          if (!Float.isNaN(mElevation)) {
              attributes.add(Key.ELEVATION);
          }
          if (!Float.isNaN(mRotation)) {
              attributes.add(Key.ROTATION);
          }
          if (!Float.isNaN(mRotationX)) {
              attributes.add(Key.ROTATION_X);
          }
          if (!Float.isNaN(mRotationY)) {
              attributes.add(Key.ROTATION_Y);
          }
          if (!Float.isNaN(mPivotX)) {
              attributes.add(Key.PIVOT_X);
          }
          if (!Float.isNaN(mPivotY)) {
              attributes.add(Key.PIVOT_Y);
          }
          if (!Float.isNaN(mTranslationX)) {
              attributes.add(Key.TRANSLATION_X);
          }
          if (!Float.isNaN(mTranslationY)) {
              attributes.add(Key.TRANSLATION_Y);
          }
          if (!Float.isNaN(mTranslationZ)) {
              attributes.add(Key.TRANSLATION_Z);
          }
          if (!Float.isNaN(mTransitionPathRotate)) {
              attributes.add(Key.TRANSITION_PATH_ROTATE);
          }
          if (!Float.isNaN(mScaleX)) {
              attributes.add(Key.SCALE_X);
          }
          if (!Float.isNaN(mScaleY)) {
              attributes.add(Key.SCALE_Y);
          }
          if (!Float.isNaN(mProgress)) {
              attributes.add(Key.PROGRESS);
          }
          if (mCustomConstraints.size() > 0) {
              for (String s : mCustomConstraints.keySet()) {
                  attributes.add(Key.CUSTOM + "," + s);
              }
          }
      }
  
      /**
       * create the interpolations associated with this KeyAttribute
       * @param interpolation will be added to with keyAttributes
       */
      @Override
      public void setInterpolation(HashMap<String, Integer> interpolation) {
          if (mCurveFit == -1) {
              return;
          }
          if (!Float.isNaN(mAlpha)) {
              interpolation.put(Key.ALPHA, mCurveFit);
          }
          if (!Float.isNaN(mElevation)) {
              interpolation.put(Key.ELEVATION, mCurveFit);
          }
          if (!Float.isNaN(mRotation)) {
              interpolation.put(Key.ROTATION, mCurveFit);
          }
          if (!Float.isNaN(mRotationX)) {
              interpolation.put(Key.ROTATION_X, mCurveFit);
          }
          if (!Float.isNaN(mRotationY)) {
              interpolation.put(Key.ROTATION_Y, mCurveFit);
          }
          if (!Float.isNaN(mPivotX)) {
              interpolation.put(Key.PIVOT_X, mCurveFit);
          }
          if (!Float.isNaN(mPivotY)) {
              interpolation.put(Key.PIVOT_Y, mCurveFit);
          }
          if (!Float.isNaN(mTranslationX)) {
              interpolation.put(Key.TRANSLATION_X, mCurveFit);
          }
          if (!Float.isNaN(mTranslationY)) {
              interpolation.put(Key.TRANSLATION_Y, mCurveFit);
          }
          if (!Float.isNaN(mTranslationZ)) {
              interpolation.put(Key.TRANSLATION_Z, mCurveFit);
          }
          if (!Float.isNaN(mTransitionPathRotate)) {
              interpolation.put(Key.TRANSITION_PATH_ROTATE, mCurveFit);
          }
          if (!Float.isNaN(mScaleX)) {
              interpolation.put(Key.SCALE_X, mCurveFit);
          }
          if (!Float.isNaN(mScaleY)) {
              interpolation.put(Key.SCALE_Y, mCurveFit);
          }
          if (!Float.isNaN(mProgress)) {
              interpolation.put(Key.PROGRESS, mCurveFit);
          }
          if (mCustomConstraints.size() > 0) {
              for (String s : mCustomConstraints.keySet()) {
                  interpolation.put(Key.CUSTOM + "," + s, mCurveFit);
              }
          }
  
      }
  
      @Override
      public void addValues(HashMap<String, ViewSpline> splines) {
          for (String s : splines.keySet()) {
              SplineSet splineSet = splines.get(s);
              if (splineSet == null) {
                  continue;
              }
              if (s.startsWith(Key.CUSTOM)) {
                  String cKey = s.substring(Key.CUSTOM.length() + 1);
                  ConstraintAttribute cValue = mCustomConstraints.get(cKey);
                  if (cValue != null) {
                      ((ViewSpline.CustomSet) splineSet).setPoint(mFramePosition, cValue);
                  }
                  continue;
              }
              switch (s) {
                  case Key.ALPHA:
                      if (!Float.isNaN(mAlpha)) {
                          splineSet.setPoint(mFramePosition, mAlpha);
                      }
                      break;
                  case Key.ELEVATION:
                      if (!Float.isNaN(mElevation)) {
                          splineSet.setPoint(mFramePosition, mElevation);
                      }
                      break;
                  case Key.ROTATION:
                      if (!Float.isNaN(mRotation)) {
                          splineSet.setPoint(mFramePosition, mRotation);
                      }
                      break;
                  case Key.ROTATION_X:
                      if (!Float.isNaN(mRotationX)) {
                          splineSet.setPoint(mFramePosition, mRotationX);
                      }
                      break;
                  case Key.ROTATION_Y:
                      if (!Float.isNaN(mRotationY)) {
                          splineSet.setPoint(mFramePosition, mRotationY);
                      }
                      break;
                  case Key.PIVOT_X:
                      if (!Float.isNaN(mRotationX)) {
                          splineSet.setPoint(mFramePosition, mPivotX);
                      }
                      break;
                  case Key.PIVOT_Y:
                      if (!Float.isNaN(mRotationY)) {
                          splineSet.setPoint(mFramePosition, mPivotY);
                      }
                      break;
                  case Key.TRANSITION_PATH_ROTATE:
                      if (!Float.isNaN(mTransitionPathRotate)) {
                          splineSet.setPoint(mFramePosition, mTransitionPathRotate);
                      }
                      break;
                  case Key.SCALE_X:
                      if (!Float.isNaN(mScaleX)) {
                          splineSet.setPoint(mFramePosition, mScaleX);
                      }
                      break;
                  case Key.SCALE_Y:
                      if (!Float.isNaN(mScaleY)) {
                          splineSet.setPoint(mFramePosition, mScaleY);
                      }
                      break;
                  case Key.TRANSLATION_X:
                      if (!Float.isNaN(mTranslationX)) {
                          splineSet.setPoint(mFramePosition, mTranslationX);
                      }
                      break;
                  case Key.TRANSLATION_Y:
                      if (!Float.isNaN(mTranslationY)) {
                          splineSet.setPoint(mFramePosition, mTranslationY);
                      }
                      break;
                  case Key.TRANSLATION_Z:
                      if (!Float.isNaN(mTranslationZ)) {
                          splineSet.setPoint(mFramePosition, mTranslationZ);
                      }
                      break;
                  case Key.PROGRESS:
                      if (!Float.isNaN(mProgress)) {
                          splineSet.setPoint(mFramePosition, mProgress);
                      }
                      break;
                  default:
                      if (DEBUG) {
                          Log.v(TAG, "UNKNOWN addValues \"" + s + "\"");
                      }
              }
          }
      }
  
      @Override
      public void setValue(String tag, Object value) {
          switch (tag) {
              case ALPHA:
                  mAlpha = toFloat(value);
                  break;
              case CURVEFIT:
                  mCurveFit = toInt(value);
                  break;
              case ELEVATION:
                  mElevation = toFloat(value);
                  break;
              case MOTIONPROGRESS:
                  mProgress = toFloat(value);
                  break;
              case ROTATION:
                  mRotation = toFloat(value);
                  break;
              case ROTATION_X:
                  mRotationX = toFloat(value);
                  break;
              case ROTATION_Y:
                  mRotationY = toFloat(value);
                  break;
              case PIVOT_X:
                  mPivotX = toFloat(value);
                  break;
              case PIVOT_Y:
                  mPivotY = toFloat(value);
                  break;
              case SCALE_X:
                  mScaleX = toFloat(value);
                  break;
              case SCALE_Y:
                  mScaleY = toFloat(value);
                  break;
              case TRANSITIONEASING:
                  mTransitionEasing = value.toString();
                  break;
              case VISIBILITY:
                  mVisibility = toBoolean(value);
                  break;
              case TRANSITION_PATH_ROTATE:
                  mTransitionPathRotate = toFloat(value);
                  break;
              case TRANSLATION_X:
                  mTranslationX = toFloat(value);
                  break;
              case TRANSLATION_Y:
                  mTranslationY = toFloat(value);
                  break;
              case TRANSLATION_Z:
                  mTranslationZ = toFloat(value);
                  break;
          }
      }
  
      private static class Loader {
          private static final int ANDROID_ALPHA = 1;
          private static final int ANDROID_ELEVATION = 2;
          private static final int ANDROID_ROTATION = 4;
          private static final int ANDROID_ROTATION_X = 5;
          private static final int ANDROID_ROTATION_Y = 6;
          private static final int TRANSITION_PATH_ROTATE = 8;
          private static final int ANDROID_SCALE_X = 7;
          private static final int TRANSITION_EASING = 9;
          private static final int TARGET_ID = 10;
          private static final int FRAME_POSITION = 12;
          private static final int CURVE_FIT = 13;
          private static final int ANDROID_SCALE_Y = 14;
          private static final int ANDROID_TRANSLATION_X = 15;
          private static final int ANDROID_TRANSLATION_Y = 16;
          private static final int ANDROID_TRANSLATION_Z = 17;
          private static final int PROGRESS = 18;
          private static final int ANDROID_PIVOT_X = 19;
          private static final int ANDROID_PIVOT_Y = 20;
  
          private static SparseIntArray sAttrMap = new SparseIntArray();
  
          static {
              sAttrMap.append(R.styleable.KeyAttribute_android_alpha, ANDROID_ALPHA);
              sAttrMap.append(R.styleable.KeyAttribute_android_elevation, ANDROID_ELEVATION);
              sAttrMap.append(R.styleable.KeyAttribute_android_rotation, ANDROID_ROTATION);
              sAttrMap.append(R.styleable.KeyAttribute_android_rotationX, ANDROID_ROTATION_X);
              sAttrMap.append(R.styleable.KeyAttribute_android_rotationY, ANDROID_ROTATION_Y);
              sAttrMap.append(R.styleable.KeyAttribute_android_transformPivotX, ANDROID_PIVOT_X);
              sAttrMap.append(R.styleable.KeyAttribute_android_transformPivotY, ANDROID_PIVOT_Y);
              sAttrMap.append(R.styleable.KeyAttribute_android_scaleX, ANDROID_SCALE_X);
              sAttrMap.append(R.styleable.KeyAttribute_transitionPathRotate, TRANSITION_PATH_ROTATE);
              sAttrMap.append(R.styleable.KeyAttribute_transitionEasing, TRANSITION_EASING);
              sAttrMap.append(R.styleable.KeyAttribute_motionTarget, TARGET_ID);
              sAttrMap.append(R.styleable.KeyAttribute_framePosition, FRAME_POSITION);
              sAttrMap.append(R.styleable.KeyAttribute_curveFit, CURVE_FIT);
              sAttrMap.append(R.styleable.KeyAttribute_android_scaleY, ANDROID_SCALE_Y);
              sAttrMap.append(R.styleable.KeyAttribute_android_translationX, ANDROID_TRANSLATION_X);
              sAttrMap.append(R.styleable.KeyAttribute_android_translationY, ANDROID_TRANSLATION_Y);
              sAttrMap.append(R.styleable.KeyAttribute_android_translationZ, ANDROID_TRANSLATION_Z);
              sAttrMap.append(R.styleable.KeyAttribute_motionProgress, PROGRESS);
          }
  
          public static void read(KeyAttributes c, TypedArray a) {
              final int n = a.getIndexCount();
              for (int i = 0; i < n; i++) {
                  int attr = a.getIndex(i);
                  switch (sAttrMap.get(attr)) {
                      case TARGET_ID:
                          if (MotionLayout.IS_IN_EDIT_MODE) {
                              c.mTargetId = a.getResourceId(attr, c.mTargetId);
                              if (c.mTargetId == -1) {
                                  c.mTargetString = a.getString(attr);
                              }
                          } else {
                              if (a.peekValue(attr).type == TypedValue.TYPE_STRING) {
                                  c.mTargetString = a.getString(attr);
                              } else {
                                  c.mTargetId = a.getResourceId(attr, c.mTargetId);
                              }
                          }
                          break;
                      case FRAME_POSITION:
                          c.mFramePosition = a.getInt(attr, c.mFramePosition);
                          break;
                      case ANDROID_ALPHA:
                          c.mAlpha = a.getFloat(attr, c.mAlpha);
                          break;
                      case ANDROID_ELEVATION:
                          c.mElevation = a.getDimension(attr, c.mElevation);
                          break;
                      case ANDROID_ROTATION:
                          c.mRotation = a.getFloat(attr, c.mRotation);
                          break;
                      case CURVE_FIT:
                          c.mCurveFit = a.getInteger(attr, c.mCurveFit);
                          break;
                      case ANDROID_SCALE_X:
                          c.mScaleX = a.getFloat(attr, c.mScaleX);
                          break;
                      case ANDROID_ROTATION_X:
                          c.mRotationX = a.getFloat(attr, c.mRotationX);
                          break;
                      case ANDROID_ROTATION_Y:
                          c.mRotationY = a.getFloat(attr, c.mRotationY);
                          break;
                      case ANDROID_PIVOT_X:
                          c.mPivotX = a.getDimension(attr, c.mPivotX);
                          break;
                      case ANDROID_PIVOT_Y:
                          c.mPivotY = a.getDimension(attr, c.mPivotY);
                          break;
                      case TRANSITION_EASING:
                          c.mTransitionEasing = a.getString(attr);
                          break;
                      case ANDROID_SCALE_Y:
                          c.mScaleY = a.getFloat(attr, c.mScaleY);
                          break;
                      case TRANSITION_PATH_ROTATE:
                          c.mTransitionPathRotate = a.getFloat(attr, c.mTransitionPathRotate);
                          break;
                      case ANDROID_TRANSLATION_X:
                          c.mTranslationX = a.getDimension(attr, c.mTranslationX);
                          break;
                      case ANDROID_TRANSLATION_Y:
                          c.mTranslationY = a.getDimension(attr, c.mTranslationY);
                          break;
                      case ANDROID_TRANSLATION_Z:
                          if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                              c.mTranslationZ = a.getDimension(attr, c.mTranslationZ);
                          }
                          break;
                      case PROGRESS:
                          c.mProgress = a.getFloat(attr, c.mProgress);
                          break;
                      default:
                          Log.e(NAME, "unused attribute 0x"
                                  + Integer.toHexString(attr) + "   " + sAttrMap.get(attr));
                          break;
                  }
              }
          }
      }
  
      /**
       * Copy the key
       * @param src to be copied
       * @return self
       */
      @Override
      public Key copy(Key src) {
          super.copy(src);
          KeyAttributes k = (KeyAttributes) src;
          mCurveFit = k.mCurveFit;
          mVisibility = k.mVisibility;
          mAlpha = k.mAlpha;
          mElevation = k.mElevation;
          mRotation = k.mRotation;
          mRotationX = k.mRotationX;
          mRotationY = k.mRotationY;
          mPivotX = k.mPivotX;
          mPivotY = k.mPivotY;
          mTransitionPathRotate = k.mTransitionPathRotate;
          mScaleX = k.mScaleX;
          mScaleY = k.mScaleY;
          mTranslationX = k.mTranslationX;
          mTranslationY = k.mTranslationY;
          mTranslationZ = k.mTranslationZ;
          mProgress = k.mProgress;
          mTransitionEasing = k.mTransitionEasing;
          return this;
      }
  
      /**
       * Clone this KeyAttributes
       * @return
       */
      @Override
      public Key clone() {
          return new KeyAttributes().copy(this);
      }
  }
  