AnimatedVectorDrawable.java revision 7ab0f835e6edf92eeb4f905a3c76df91a879add5
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 15package android.graphics.drawable; 16 17import android.animation.Animator; 18import android.animation.AnimatorInflater; 19import android.animation.AnimatorListenerAdapter; 20import android.animation.AnimatorSet; 21import android.animation.Animator.AnimatorListener; 22import android.animation.PropertyValuesHolder; 23import android.animation.TimeInterpolator; 24import android.animation.ValueAnimator; 25import android.animation.ObjectAnimator; 26import android.annotation.NonNull; 27import android.annotation.Nullable; 28import android.app.ActivityThread; 29import android.app.Application; 30import android.content.pm.ActivityInfo.Config; 31import android.content.res.ColorStateList; 32import android.content.res.Resources; 33import android.content.res.Resources.Theme; 34import android.content.res.TypedArray; 35import android.graphics.Canvas; 36import android.graphics.ColorFilter; 37import android.graphics.Insets; 38import android.graphics.Outline; 39import android.graphics.PixelFormat; 40import android.graphics.PorterDuff; 41import android.graphics.Rect; 42import android.os.Build; 43import android.util.ArrayMap; 44import android.util.AttributeSet; 45import android.util.IntArray; 46import android.util.Log; 47import android.util.LongArray; 48import android.util.PathParser; 49import android.util.TimeUtils; 50import android.view.Choreographer; 51import android.view.DisplayListCanvas; 52import android.view.RenderNode; 53import android.view.RenderNodeAnimatorSetHelper; 54import android.view.View; 55 56import com.android.internal.R; 57 58import com.android.internal.util.VirtualRefBasePtr; 59import org.xmlpull.v1.XmlPullParser; 60import org.xmlpull.v1.XmlPullParserException; 61 62import java.io.IOException; 63import java.lang.ref.WeakReference; 64import java.util.ArrayList; 65 66/** 67 * This class uses {@link android.animation.ObjectAnimator} and 68 * {@link android.animation.AnimatorSet} to animate the properties of a 69 * {@link android.graphics.drawable.VectorDrawable} to create an animated drawable. 70 * <p> 71 * AnimatedVectorDrawable are normally defined as 3 separate XML files. 72 * </p> 73 * <p> 74 * First is the XML file for {@link android.graphics.drawable.VectorDrawable}. 75 * Note that we allow the animation to happen on the group's attributes and path's 76 * attributes, which requires they are uniquely named in this XML file. Groups 77 * and paths without animations do not need names. 78 * </p> 79 * <li>Here is a simple VectorDrawable in this vectordrawable.xml file. 80 * <pre> 81 * <vector xmlns:android="http://schemas.android.com/apk/res/android" 82 * android:height="64dp" 83 * android:width="64dp" 84 * android:viewportHeight="600" 85 * android:viewportWidth="600" > 86 * <group 87 * android:name="rotationGroup" 88 * android:pivotX="300.0" 89 * android:pivotY="300.0" 90 * android:rotation="45.0" > 91 * <path 92 * android:name="v" 93 * android:fillColor="#000000" 94 * android:pathData="M300,70 l 0,-70 70,70 0,0 -70,70z" /> 95 * </group> 96 * </vector> 97 * </pre></li> 98 * <p> 99 * Second is the AnimatedVectorDrawable's XML file, which defines the target 100 * VectorDrawable, the target paths and groups to animate, the properties of the 101 * path and group to animate and the animations defined as the ObjectAnimators 102 * or AnimatorSets. 103 * </p> 104 * <li>Here is a simple AnimatedVectorDrawable defined in this avd.xml file. 105 * Note how we use the names to refer to the groups and paths in the vectordrawable.xml. 106 * <pre> 107 * <animated-vector xmlns:android="http://schemas.android.com/apk/res/android" 108 * android:drawable="@drawable/vectordrawable" > 109 * <target 110 * android:name="rotationGroup" 111 * android:animation="@anim/rotation" /> 112 * <target 113 * android:name="v" 114 * android:animation="@anim/path_morph" /> 115 * </animated-vector> 116 * </pre></li> 117 * <p> 118 * Last is the Animator XML file, which is the same as a normal ObjectAnimator 119 * or AnimatorSet. 120 * To complete this example, here are the 2 animator files used in avd.xml: 121 * rotation.xml and path_morph.xml. 122 * </p> 123 * <li>Here is the rotation.xml, which will rotate the target group for 360 degrees. 124 * <pre> 125 * <objectAnimator 126 * android:duration="6000" 127 * android:propertyName="rotation" 128 * android:valueFrom="0" 129 * android:valueTo="360" /> 130 * </pre></li> 131 * <li>Here is the path_morph.xml, which will morph the path from one shape to 132 * the other. Note that the paths must be compatible for morphing. 133 * In more details, the paths should have exact same length of commands , and 134 * exact same length of parameters for each commands. 135 * Note that the path strings are better stored in strings.xml for reusing. 136 * <pre> 137 * <set xmlns:android="http://schemas.android.com/apk/res/android"> 138 * <objectAnimator 139 * android:duration="3000" 140 * android:propertyName="pathData" 141 * android:valueFrom="M300,70 l 0,-70 70,70 0,0 -70,70z" 142 * android:valueTo="M300,70 l 0,-70 70,0 0,140 -70,0 z" 143 * android:valueType="pathType"/> 144 * </set> 145 * </pre></li> 146 * 147 * @attr ref android.R.styleable#AnimatedVectorDrawable_drawable 148 * @attr ref android.R.styleable#AnimatedVectorDrawableTarget_name 149 * @attr ref android.R.styleable#AnimatedVectorDrawableTarget_animation 150 */ 151public class AnimatedVectorDrawable extends Drawable implements Animatable2 { 152 private static final String LOGTAG = "AnimatedVectorDrawable"; 153 154 private static final String ANIMATED_VECTOR = "animated-vector"; 155 private static final String TARGET = "target"; 156 157 private static final boolean DBG_ANIMATION_VECTOR_DRAWABLE = false; 158 159 /** Local, mutable animator set. */ 160 private VectorDrawableAnimator mAnimatorSet = new VectorDrawableAnimatorUI(this); 161 162 /** 163 * The resources against which this drawable was created. Used to attempt 164 * to inflate animators if applyTheme() doesn't get called. 165 */ 166 private Resources mRes; 167 168 private AnimatedVectorDrawableState mAnimatedVectorState; 169 170 /** The animator set that is parsed from the xml. */ 171 private AnimatorSet mAnimatorSetFromXml = null; 172 173 private boolean mMutated; 174 175 /** Use a internal AnimatorListener to support callbacks during animation events. */ 176 private ArrayList<Animatable2.AnimationCallback> mAnimationCallbacks = null; 177 private AnimatorListener mAnimatorListener = null; 178 179 public AnimatedVectorDrawable() { 180 this(null, null); 181 } 182 183 private AnimatedVectorDrawable(AnimatedVectorDrawableState state, Resources res) { 184 mAnimatedVectorState = new AnimatedVectorDrawableState(state, mCallback, res); 185 mRes = res; 186 } 187 188 @Override 189 public Drawable mutate() { 190 if (!mMutated && super.mutate() == this) { 191 mAnimatedVectorState = new AnimatedVectorDrawableState( 192 mAnimatedVectorState, mCallback, mRes); 193 mMutated = true; 194 } 195 return this; 196 } 197 198 /** 199 * @hide 200 */ 201 public void clearMutated() { 202 super.clearMutated(); 203 if (mAnimatedVectorState.mVectorDrawable != null) { 204 mAnimatedVectorState.mVectorDrawable.clearMutated(); 205 } 206 mMutated = false; 207 } 208 209 /** 210 * In order to avoid breaking old apps, we only throw exception on invalid VectorDrawable 211 * animations * for apps targeting N and later. For older apps, we ignore (i.e. quietly skip) 212 * these animations. 213 * 214 * @return whether invalid animations for vector drawable should be ignored. 215 */ 216 private static boolean shouldIgnoreInvalidAnimation() { 217 Application app = ActivityThread.currentApplication(); 218 if (app == null || app.getApplicationInfo() == null) { 219 return true; 220 } 221 if (app.getApplicationInfo().targetSdkVersion < Build.VERSION_CODES.N) { 222 return true; 223 } 224 return false; 225 } 226 227 @Override 228 public ConstantState getConstantState() { 229 mAnimatedVectorState.mChangingConfigurations = getChangingConfigurations(); 230 return mAnimatedVectorState; 231 } 232 233 @Override 234 public @Config int getChangingConfigurations() { 235 return super.getChangingConfigurations() | mAnimatedVectorState.getChangingConfigurations(); 236 } 237 238 @Override 239 public void draw(Canvas canvas) { 240 mAnimatorSet.onDraw(canvas); 241 mAnimatedVectorState.mVectorDrawable.draw(canvas); 242 } 243 244 @Override 245 protected void onBoundsChange(Rect bounds) { 246 mAnimatedVectorState.mVectorDrawable.setBounds(bounds); 247 } 248 249 @Override 250 protected boolean onStateChange(int[] state) { 251 return mAnimatedVectorState.mVectorDrawable.setState(state); 252 } 253 254 @Override 255 protected boolean onLevelChange(int level) { 256 return mAnimatedVectorState.mVectorDrawable.setLevel(level); 257 } 258 259 @Override 260 public boolean onLayoutDirectionChanged(@View.ResolvedLayoutDir int layoutDirection) { 261 return mAnimatedVectorState.mVectorDrawable.setLayoutDirection(layoutDirection); 262 } 263 264 /** 265 * AnimatedVectorDrawable is running on render thread now. Therefore, if the root alpha is being 266 * animated, then the root alpha value we get from this call could be out of sync with alpha 267 * value used in the render thread. Otherwise, the root alpha should be always the same value. 268 * 269 * @return the containing vector drawable's root alpha value. 270 */ 271 @Override 272 public int getAlpha() { 273 return mAnimatedVectorState.mVectorDrawable.getAlpha(); 274 } 275 276 @Override 277 public void setAlpha(int alpha) { 278 mAnimatedVectorState.mVectorDrawable.setAlpha(alpha); 279 } 280 281 @Override 282 public void setColorFilter(ColorFilter colorFilter) { 283 mAnimatedVectorState.mVectorDrawable.setColorFilter(colorFilter); 284 } 285 286 @Override 287 public ColorFilter getColorFilter() { 288 return mAnimatedVectorState.mVectorDrawable.getColorFilter(); 289 } 290 291 @Override 292 public void setTintList(ColorStateList tint) { 293 mAnimatedVectorState.mVectorDrawable.setTintList(tint); 294 } 295 296 @Override 297 public void setHotspot(float x, float y) { 298 mAnimatedVectorState.mVectorDrawable.setHotspot(x, y); 299 } 300 301 @Override 302 public void setHotspotBounds(int left, int top, int right, int bottom) { 303 mAnimatedVectorState.mVectorDrawable.setHotspotBounds(left, top, right, bottom); 304 } 305 306 @Override 307 public void setTintMode(PorterDuff.Mode tintMode) { 308 mAnimatedVectorState.mVectorDrawable.setTintMode(tintMode); 309 } 310 311 @Override 312 public boolean setVisible(boolean visible, boolean restart) { 313 mAnimatedVectorState.mVectorDrawable.setVisible(visible, restart); 314 return super.setVisible(visible, restart); 315 } 316 317 @Override 318 public boolean isStateful() { 319 return mAnimatedVectorState.mVectorDrawable.isStateful(); 320 } 321 322 @Override 323 public int getOpacity() { 324 return PixelFormat.TRANSLUCENT; 325 } 326 327 @Override 328 public int getIntrinsicWidth() { 329 return mAnimatedVectorState.mVectorDrawable.getIntrinsicWidth(); 330 } 331 332 @Override 333 public int getIntrinsicHeight() { 334 return mAnimatedVectorState.mVectorDrawable.getIntrinsicHeight(); 335 } 336 337 @Override 338 public void getOutline(@NonNull Outline outline) { 339 mAnimatedVectorState.mVectorDrawable.getOutline(outline); 340 } 341 342 /** @hide */ 343 @Override 344 public Insets getOpticalInsets() { 345 return mAnimatedVectorState.mVectorDrawable.getOpticalInsets(); 346 } 347 348 @Override 349 public void inflate(Resources res, XmlPullParser parser, AttributeSet attrs, Theme theme) 350 throws XmlPullParserException, IOException { 351 final AnimatedVectorDrawableState state = mAnimatedVectorState; 352 353 int eventType = parser.getEventType(); 354 float pathErrorScale = 1; 355 while (eventType != XmlPullParser.END_DOCUMENT) { 356 if (eventType == XmlPullParser.START_TAG) { 357 final String tagName = parser.getName(); 358 if (ANIMATED_VECTOR.equals(tagName)) { 359 final TypedArray a = obtainAttributes(res, theme, attrs, 360 R.styleable.AnimatedVectorDrawable); 361 int drawableRes = a.getResourceId( 362 R.styleable.AnimatedVectorDrawable_drawable, 0); 363 if (drawableRes != 0) { 364 VectorDrawable vectorDrawable = (VectorDrawable) res.getDrawable( 365 drawableRes, theme).mutate(); 366 vectorDrawable.setAllowCaching(false); 367 vectorDrawable.setCallback(mCallback); 368 pathErrorScale = vectorDrawable.getPixelSize(); 369 if (state.mVectorDrawable != null) { 370 state.mVectorDrawable.setCallback(null); 371 } 372 state.mVectorDrawable = vectorDrawable; 373 } 374 a.recycle(); 375 } else if (TARGET.equals(tagName)) { 376 final TypedArray a = obtainAttributes(res, theme, attrs, 377 R.styleable.AnimatedVectorDrawableTarget); 378 final String target = a.getString( 379 R.styleable.AnimatedVectorDrawableTarget_name); 380 final int animResId = a.getResourceId( 381 R.styleable.AnimatedVectorDrawableTarget_animation, 0); 382 if (animResId != 0) { 383 if (theme != null) { 384 final Animator objectAnimator = AnimatorInflater.loadAnimator( 385 res, theme, animResId, pathErrorScale); 386 state.addTargetAnimator(target, objectAnimator); 387 } else { 388 // The animation may be theme-dependent. As a 389 // workaround until Animator has full support for 390 // applyTheme(), postpone loading the animator 391 // until we have a theme in applyTheme(). 392 state.addPendingAnimator(animResId, pathErrorScale, target); 393 394 } 395 } 396 a.recycle(); 397 } 398 } 399 400 eventType = parser.next(); 401 } 402 403 // If we don't have any pending animations, we don't need to hold a 404 // reference to the resources. 405 mRes = state.mPendingAnims == null ? null : res; 406 } 407 408 /** 409 * Force to animate on UI thread. 410 * @hide 411 */ 412 public void forceAnimationOnUI() { 413 if (mAnimatorSet instanceof VectorDrawableAnimatorRT) { 414 VectorDrawableAnimatorRT animator = (VectorDrawableAnimatorRT) mAnimatorSet; 415 if (animator.isRunning()) { 416 throw new UnsupportedOperationException("Cannot force Animated Vector Drawable to" + 417 " run on UI thread when the animation has started on RenderThread."); 418 } 419 mAnimatorSet = new VectorDrawableAnimatorUI(this); 420 if (mAnimatorSetFromXml != null) { 421 mAnimatorSet.init(mAnimatorSetFromXml); 422 } 423 } 424 } 425 426 @Override 427 public boolean canApplyTheme() { 428 return (mAnimatedVectorState != null && mAnimatedVectorState.canApplyTheme()) 429 || super.canApplyTheme(); 430 } 431 432 @Override 433 public void applyTheme(Theme t) { 434 super.applyTheme(t); 435 436 final VectorDrawable vectorDrawable = mAnimatedVectorState.mVectorDrawable; 437 if (vectorDrawable != null && vectorDrawable.canApplyTheme()) { 438 vectorDrawable.applyTheme(t); 439 } 440 441 if (t != null) { 442 mAnimatedVectorState.inflatePendingAnimators(t.getResources(), t); 443 } 444 445 // If we don't have any pending animations, we don't need to hold a 446 // reference to the resources. 447 if (mAnimatedVectorState.mPendingAnims == null) { 448 mRes = null; 449 } 450 } 451 452 private static class AnimatedVectorDrawableState extends ConstantState { 453 @Config int mChangingConfigurations; 454 VectorDrawable mVectorDrawable; 455 456 /** Animators that require a theme before inflation. */ 457 ArrayList<PendingAnimator> mPendingAnims; 458 459 /** Fully inflated animators awaiting cloning into an AnimatorSet. */ 460 ArrayList<Animator> mAnimators; 461 462 /** Map of animators to their target object names */ 463 ArrayMap<Animator, String> mTargetNameMap; 464 465 public AnimatedVectorDrawableState(AnimatedVectorDrawableState copy, 466 Callback owner, Resources res) { 467 if (copy != null) { 468 mChangingConfigurations = copy.mChangingConfigurations; 469 470 if (copy.mVectorDrawable != null) { 471 final ConstantState cs = copy.mVectorDrawable.getConstantState(); 472 if (res != null) { 473 mVectorDrawable = (VectorDrawable) cs.newDrawable(res); 474 } else { 475 mVectorDrawable = (VectorDrawable) cs.newDrawable(); 476 } 477 mVectorDrawable = (VectorDrawable) mVectorDrawable.mutate(); 478 mVectorDrawable.setCallback(owner); 479 mVectorDrawable.setLayoutDirection(copy.mVectorDrawable.getLayoutDirection()); 480 mVectorDrawable.setBounds(copy.mVectorDrawable.getBounds()); 481 mVectorDrawable.setAllowCaching(false); 482 } 483 484 if (copy.mAnimators != null) { 485 mAnimators = new ArrayList<>(copy.mAnimators); 486 } 487 488 if (copy.mTargetNameMap != null) { 489 mTargetNameMap = new ArrayMap<>(copy.mTargetNameMap); 490 } 491 492 if (copy.mPendingAnims != null) { 493 mPendingAnims = new ArrayList<>(copy.mPendingAnims); 494 } 495 } else { 496 mVectorDrawable = new VectorDrawable(); 497 } 498 } 499 500 @Override 501 public boolean canApplyTheme() { 502 return (mVectorDrawable != null && mVectorDrawable.canApplyTheme()) 503 || mPendingAnims != null || super.canApplyTheme(); 504 } 505 506 @Override 507 public Drawable newDrawable() { 508 return new AnimatedVectorDrawable(this, null); 509 } 510 511 @Override 512 public Drawable newDrawable(Resources res) { 513 return new AnimatedVectorDrawable(this, res); 514 } 515 516 @Override 517 public @Config int getChangingConfigurations() { 518 return mChangingConfigurations; 519 } 520 521 public void addPendingAnimator(int resId, float pathErrorScale, String target) { 522 if (mPendingAnims == null) { 523 mPendingAnims = new ArrayList<>(1); 524 } 525 mPendingAnims.add(new PendingAnimator(resId, pathErrorScale, target)); 526 } 527 528 public void addTargetAnimator(String targetName, Animator animator) { 529 if (mAnimators == null) { 530 mAnimators = new ArrayList<>(1); 531 mTargetNameMap = new ArrayMap<>(1); 532 } 533 mAnimators.add(animator); 534 mTargetNameMap.put(animator, targetName); 535 536 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 537 Log.v(LOGTAG, "add animator for target " + targetName + " " + animator); 538 } 539 } 540 541 /** 542 * Prepares a local set of mutable animators based on the constant 543 * state. 544 * <p> 545 * If there are any pending uninflated animators, attempts to inflate 546 * them immediately against the provided resources object. 547 * 548 * @param animatorSet the animator set to which the animators should 549 * be added 550 * @param res the resources against which to inflate any pending 551 * animators, or {@code null} if not available 552 */ 553 public void prepareLocalAnimators(@NonNull AnimatorSet animatorSet, 554 @Nullable Resources res) { 555 // Check for uninflated animators. We can remove this after we add 556 // support for Animator.applyTheme(). See comments in inflate(). 557 if (mPendingAnims != null) { 558 // Attempt to load animators without applying a theme. 559 if (res != null) { 560 inflatePendingAnimators(res, null); 561 } else { 562 Log.e(LOGTAG, "Failed to load animators. Either the AnimatedVectorDrawable" 563 + " must be created using a Resources object or applyTheme() must be" 564 + " called with a non-null Theme object."); 565 } 566 567 mPendingAnims = null; 568 } 569 570 // Perform a deep copy of the constant state's animators. 571 final int count = mAnimators == null ? 0 : mAnimators.size(); 572 if (count > 0) { 573 final Animator firstAnim = prepareLocalAnimator(0); 574 final AnimatorSet.Builder builder = animatorSet.play(firstAnim); 575 for (int i = 1; i < count; ++i) { 576 final Animator nextAnim = prepareLocalAnimator(i); 577 builder.with(nextAnim); 578 } 579 } 580 } 581 582 /** 583 * Prepares a local animator for the given index within the constant 584 * state's list of animators. 585 * 586 * @param index the index of the animator within the constant state 587 */ 588 private Animator prepareLocalAnimator(int index) { 589 final Animator animator = mAnimators.get(index); 590 final Animator localAnimator = animator.clone(); 591 final String targetName = mTargetNameMap.get(animator); 592 final Object target = mVectorDrawable.getTargetByName(targetName); 593 localAnimator.setTarget(target); 594 return localAnimator; 595 } 596 597 /** 598 * Inflates pending animators, if any, against a theme. Clears the list of 599 * pending animators. 600 * 601 * @param t the theme against which to inflate the animators 602 */ 603 public void inflatePendingAnimators(@NonNull Resources res, @Nullable Theme t) { 604 final ArrayList<PendingAnimator> pendingAnims = mPendingAnims; 605 if (pendingAnims != null) { 606 mPendingAnims = null; 607 608 for (int i = 0, count = pendingAnims.size(); i < count; i++) { 609 final PendingAnimator pendingAnimator = pendingAnims.get(i); 610 final Animator objectAnimator = pendingAnimator.newInstance(res, t); 611 addTargetAnimator(pendingAnimator.target, objectAnimator); 612 } 613 } 614 } 615 616 /** 617 * Basically a constant state for Animators until we actually implement 618 * constant states for Animators. 619 */ 620 private static class PendingAnimator { 621 public final int animResId; 622 public final float pathErrorScale; 623 public final String target; 624 625 public PendingAnimator(int animResId, float pathErrorScale, String target) { 626 this.animResId = animResId; 627 this.pathErrorScale = pathErrorScale; 628 this.target = target; 629 } 630 631 public Animator newInstance(Resources res, Theme theme) { 632 return AnimatorInflater.loadAnimator(res, theme, animResId, pathErrorScale); 633 } 634 } 635 } 636 637 @Override 638 public boolean isRunning() { 639 return mAnimatorSet.isRunning(); 640 } 641 642 /** 643 * Resets the AnimatedVectorDrawable to the start state as specified in the animators. 644 */ 645 public void reset() { 646 ensureAnimatorSet(); 647 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 648 Log.w(LOGTAG, "calling reset on AVD: " + 649 ((VectorDrawable.VectorDrawableState) ((AnimatedVectorDrawableState) 650 getConstantState()).mVectorDrawable.getConstantState()).mRootName 651 + ", at: " + this); 652 } 653 mAnimatorSet.reset(); 654 } 655 656 @Override 657 public void start() { 658 ensureAnimatorSet(); 659 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 660 Log.w(LOGTAG, "calling start on AVD: " + 661 ((VectorDrawable.VectorDrawableState) ((AnimatedVectorDrawableState) 662 getConstantState()).mVectorDrawable.getConstantState()).mRootName 663 + ", at: " + this); 664 } 665 mAnimatorSet.start(); 666 } 667 668 @NonNull 669 private void ensureAnimatorSet() { 670 if (mAnimatorSetFromXml == null) { 671 // TODO: Skip the AnimatorSet creation and init the VectorDrawableAnimator directly 672 // with a list of LocalAnimators. 673 mAnimatorSetFromXml = new AnimatorSet(); 674 mAnimatedVectorState.prepareLocalAnimators(mAnimatorSetFromXml, mRes); 675 mAnimatorSet.init(mAnimatorSetFromXml); 676 mRes = null; 677 } 678 } 679 680 @Override 681 public void stop() { 682 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 683 Log.w(LOGTAG, "calling stop on AVD: " + 684 ((VectorDrawable.VectorDrawableState) ((AnimatedVectorDrawableState) 685 getConstantState()).mVectorDrawable.getConstantState()) 686 .mRootName + ", at: " + this); 687 } 688 mAnimatorSet.end(); 689 } 690 691 /** 692 * Reverses ongoing animations or starts pending animations in reverse. 693 * <p> 694 * NOTE: Only works if all animations support reverse. Otherwise, this will 695 * do nothing. 696 * @hide 697 */ 698 public void reverse() { 699 ensureAnimatorSet(); 700 701 // Only reverse when all the animators can be reversed. 702 if (!canReverse()) { 703 Log.w(LOGTAG, "AnimatedVectorDrawable can't reverse()"); 704 return; 705 } 706 707 mAnimatorSet.reverse(); 708 } 709 710 /** 711 * @hide 712 */ 713 public boolean canReverse() { 714 return mAnimatorSet.canReverse(); 715 } 716 717 private final Callback mCallback = new Callback() { 718 @Override 719 public void invalidateDrawable(@NonNull Drawable who) { 720 invalidateSelf(); 721 } 722 723 @Override 724 public void scheduleDrawable(@NonNull Drawable who, @NonNull Runnable what, long when) { 725 scheduleSelf(what, when); 726 } 727 728 @Override 729 public void unscheduleDrawable(@NonNull Drawable who, @NonNull Runnable what) { 730 unscheduleSelf(what); 731 } 732 }; 733 734 @Override 735 public void registerAnimationCallback(@NonNull AnimationCallback callback) { 736 if (callback == null) { 737 return; 738 } 739 740 // Add listener accordingly. 741 if (mAnimationCallbacks == null) { 742 mAnimationCallbacks = new ArrayList<>(); 743 } 744 745 mAnimationCallbacks.add(callback); 746 747 if (mAnimatorListener == null) { 748 // Create a animator listener and trigger the callback events when listener is 749 // triggered. 750 mAnimatorListener = new AnimatorListenerAdapter() { 751 @Override 752 public void onAnimationStart(Animator animation) { 753 ArrayList<AnimationCallback> tmpCallbacks = new ArrayList<>(mAnimationCallbacks); 754 int size = tmpCallbacks.size(); 755 for (int i = 0; i < size; i ++) { 756 tmpCallbacks.get(i).onAnimationStart(AnimatedVectorDrawable.this); 757 } 758 } 759 760 @Override 761 public void onAnimationEnd(Animator animation) { 762 ArrayList<AnimationCallback> tmpCallbacks = new ArrayList<>(mAnimationCallbacks); 763 int size = tmpCallbacks.size(); 764 for (int i = 0; i < size; i ++) { 765 tmpCallbacks.get(i).onAnimationEnd(AnimatedVectorDrawable.this); 766 } 767 } 768 }; 769 } 770 mAnimatorSet.setListener(mAnimatorListener); 771 } 772 773 // A helper function to clean up the animator listener in the mAnimatorSet. 774 private void removeAnimatorSetListener() { 775 if (mAnimatorListener != null) { 776 mAnimatorSet.removeListener(mAnimatorListener); 777 mAnimatorListener = null; 778 } 779 } 780 781 @Override 782 public boolean unregisterAnimationCallback(@NonNull AnimationCallback callback) { 783 if (mAnimationCallbacks == null || callback == null) { 784 // Nothing to be removed. 785 return false; 786 } 787 boolean removed = mAnimationCallbacks.remove(callback); 788 789 // When the last call back unregistered, remove the listener accordingly. 790 if (mAnimationCallbacks.size() == 0) { 791 removeAnimatorSetListener(); 792 } 793 return removed; 794 } 795 796 @Override 797 public void clearAnimationCallbacks() { 798 removeAnimatorSetListener(); 799 if (mAnimationCallbacks == null) { 800 return; 801 } 802 803 mAnimationCallbacks.clear(); 804 } 805 806 private interface VectorDrawableAnimator { 807 void init(AnimatorSet set); 808 void start(); 809 void end(); 810 void reset(); 811 void reverse(); 812 boolean canReverse(); 813 void setListener(AnimatorListener listener); 814 void removeListener(AnimatorListener listener); 815 void onDraw(Canvas canvas); 816 boolean isStarted(); 817 boolean isRunning(); 818 } 819 820 private static class VectorDrawableAnimatorUI implements VectorDrawableAnimator { 821 private AnimatorSet mSet = new AnimatorSet(); 822 private final Drawable mDrawable; 823 824 VectorDrawableAnimatorUI(AnimatedVectorDrawable drawable) { 825 mDrawable = drawable; 826 } 827 828 @Override 829 public void init(AnimatorSet set) { 830 mSet = set; 831 } 832 833 @Override 834 public void start() { 835 if (mSet.isStarted()) { 836 return; 837 } 838 mSet.start(); 839 invalidateOwningView(); 840 } 841 842 @Override 843 public void end() { 844 mSet.end(); 845 } 846 847 @Override 848 public void reset() { 849 start(); 850 mSet.cancel(); 851 } 852 853 @Override 854 public void reverse() { 855 mSet.reverse(); 856 invalidateOwningView(); 857 } 858 859 @Override 860 public boolean canReverse() { 861 return mSet.canReverse(); 862 } 863 864 @Override 865 public void setListener(AnimatorListener listener) { 866 mSet.addListener(listener); 867 } 868 869 @Override 870 public void removeListener(AnimatorListener listener) { 871 mSet.removeListener(listener); 872 } 873 874 @Override 875 public void onDraw(Canvas canvas) { 876 if (mSet.isStarted()) { 877 invalidateOwningView(); 878 } 879 } 880 881 @Override 882 public boolean isStarted() { 883 return mSet.isStarted(); 884 } 885 886 @Override 887 public boolean isRunning() { 888 return mSet.isRunning(); 889 } 890 891 private void invalidateOwningView() { 892 mDrawable.invalidateSelf(); 893 } 894 } 895 896 /** 897 * @hide 898 */ 899 public static class VectorDrawableAnimatorRT implements VectorDrawableAnimator { 900 private static final int START_ANIMATION = 1; 901 private static final int REVERSE_ANIMATION = 2; 902 private static final int RESET_ANIMATION = 3; 903 private static final int END_ANIMATION = 4; 904 private AnimatorListener mListener = null; 905 private final LongArray mStartDelays = new LongArray(); 906 private PropertyValuesHolder.PropertyValues mTmpValues = 907 new PropertyValuesHolder.PropertyValues(); 908 private long mSetPtr = 0; 909 private boolean mContainsSequentialAnimators = false; 910 private boolean mStarted = false; 911 private boolean mInitialized = false; 912 private boolean mIsReversible = false; 913 // This needs to be set before parsing starts. 914 private boolean mShouldIgnoreInvalidAnim; 915 // TODO: Consider using NativeAllocationRegistery to track native allocation 916 private final VirtualRefBasePtr mSetRefBasePtr; 917 private WeakReference<RenderNode> mLastSeenTarget = null; 918 private int mLastListenerId = 0; 919 private final IntArray mPendingAnimationActions = new IntArray(); 920 private final Drawable mDrawable; 921 922 VectorDrawableAnimatorRT(AnimatedVectorDrawable drawable) { 923 mDrawable = drawable; 924 mSetPtr = nCreateAnimatorSet(); 925 // Increment ref count on native AnimatorSet, so it doesn't get released before Java 926 // side is done using it. 927 mSetRefBasePtr = new VirtualRefBasePtr(mSetPtr); 928 } 929 930 @Override 931 public void init(AnimatorSet set) { 932 if (mInitialized) { 933 // Already initialized 934 throw new UnsupportedOperationException("VectorDrawableAnimator cannot be " + 935 "re-initialized"); 936 } 937 mShouldIgnoreInvalidAnim = shouldIgnoreInvalidAnimation(); 938 parseAnimatorSet(set, 0); 939 mInitialized = true; 940 941 // Check reversible. 942 mIsReversible = true; 943 if (mContainsSequentialAnimators) { 944 mIsReversible = false; 945 } else { 946 // Check if there's any start delay set on child 947 for (int i = 0; i < mStartDelays.size(); i++) { 948 if (mStartDelays.get(i) > 0) { 949 mIsReversible = false; 950 return; 951 } 952 } 953 } 954 } 955 956 private void parseAnimatorSet(AnimatorSet set, long startTime) { 957 ArrayList<Animator> animators = set.getChildAnimations(); 958 959 boolean playTogether = set.shouldPlayTogether(); 960 // Convert AnimatorSet to VectorDrawableAnimatorRT 961 for (int i = 0; i < animators.size(); i++) { 962 Animator animator = animators.get(i); 963 // Here we only support ObjectAnimator 964 if (animator instanceof AnimatorSet) { 965 parseAnimatorSet((AnimatorSet) animator, startTime); 966 } else if (animator instanceof ObjectAnimator) { 967 createRTAnimator((ObjectAnimator) animator, startTime); 968 } // ignore ValueAnimators and others because they don't directly modify VD 969 // therefore will be useless to AVD. 970 971 if (!playTogether) { 972 // Assume not play together means play sequentially 973 startTime += animator.getTotalDuration(); 974 mContainsSequentialAnimators = true; 975 } 976 } 977 } 978 979 // TODO: This method reads animation data from already parsed Animators. We need to move 980 // this step further up the chain in the parser to avoid the detour. 981 private void createRTAnimator(ObjectAnimator animator, long startTime) { 982 PropertyValuesHolder[] values = animator.getValues(); 983 Object target = animator.getTarget(); 984 if (target instanceof VectorDrawable.VGroup) { 985 createRTAnimatorForGroup(values, animator, (VectorDrawable.VGroup) target, 986 startTime); 987 } else if (target instanceof VectorDrawable.VPath) { 988 for (int i = 0; i < values.length; i++) { 989 values[i].getPropertyValues(mTmpValues); 990 if (mTmpValues.endValue instanceof PathParser.PathData && 991 mTmpValues.propertyName.equals("pathData")) { 992 createRTAnimatorForPath(animator, (VectorDrawable.VPath) target, 993 startTime); 994 } else if (target instanceof VectorDrawable.VFullPath) { 995 createRTAnimatorForFullPath(animator, (VectorDrawable.VFullPath) target, 996 startTime); 997 } else if (!mShouldIgnoreInvalidAnim) { 998 throw new IllegalArgumentException("ClipPath only supports PathData " + 999 "property"); 1000 } 1001 1002 } 1003 } else if (target instanceof VectorDrawable.VectorDrawableState) { 1004 createRTAnimatorForRootGroup(values, animator, 1005 (VectorDrawable.VectorDrawableState) target, startTime); 1006 } else if (!mShouldIgnoreInvalidAnim) { 1007 // Should never get here 1008 throw new UnsupportedOperationException("Target should be either VGroup, VPath, " + 1009 "or ConstantState, " + target == null ? "Null target" : target.getClass() + 1010 " is not supported"); 1011 } 1012 } 1013 1014 private void createRTAnimatorForGroup(PropertyValuesHolder[] values, 1015 ObjectAnimator animator, VectorDrawable.VGroup target, 1016 long startTime) { 1017 1018 long nativePtr = target.getNativePtr(); 1019 int propertyId; 1020 for (int i = 0; i < values.length; i++) { 1021 // TODO: We need to support the rare case in AVD where no start value is provided 1022 values[i].getPropertyValues(mTmpValues); 1023 propertyId = VectorDrawable.VGroup.getPropertyIndex(mTmpValues.propertyName); 1024 if (mTmpValues.type != Float.class && mTmpValues.type != float.class) { 1025 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1026 Log.e(LOGTAG, "Unsupported type: " + 1027 mTmpValues.type + ". Only float value is supported for Groups."); 1028 } 1029 continue; 1030 } 1031 if (propertyId < 0) { 1032 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1033 Log.e(LOGTAG, "Unsupported property: " + 1034 mTmpValues.propertyName + " for Vector Drawable Group"); 1035 } 1036 continue; 1037 } 1038 long propertyPtr = nCreateGroupPropertyHolder(nativePtr, propertyId, 1039 (Float) mTmpValues.startValue, (Float) mTmpValues.endValue); 1040 if (mTmpValues.dataSource != null) { 1041 float[] dataPoints = createDataPoints(mTmpValues.dataSource, animator 1042 .getDuration()); 1043 nSetPropertyHolderData(propertyPtr, dataPoints, dataPoints.length); 1044 } 1045 createNativeChildAnimator(propertyPtr, startTime, animator); 1046 } 1047 } 1048 private void createRTAnimatorForPath( ObjectAnimator animator, VectorDrawable.VPath target, 1049 long startTime) { 1050 1051 long nativePtr = target.getNativePtr(); 1052 long startPathDataPtr = ((PathParser.PathData) mTmpValues.startValue) 1053 .getNativePtr(); 1054 long endPathDataPtr = ((PathParser.PathData) mTmpValues.endValue) 1055 .getNativePtr(); 1056 long propertyPtr = nCreatePathDataPropertyHolder(nativePtr, startPathDataPtr, 1057 endPathDataPtr); 1058 createNativeChildAnimator(propertyPtr, startTime, animator); 1059 } 1060 1061 private void createRTAnimatorForFullPath(ObjectAnimator animator, 1062 VectorDrawable.VFullPath target, long startTime) { 1063 1064 int propertyId = target.getPropertyIndex(mTmpValues.propertyName); 1065 long propertyPtr; 1066 long nativePtr = target.getNativePtr(); 1067 if (mTmpValues.type == Float.class || mTmpValues.type == float.class) { 1068 if (propertyId < 0) { 1069 if (mShouldIgnoreInvalidAnim) { 1070 return; 1071 } else { 1072 throw new IllegalArgumentException("Property: " + mTmpValues.propertyName 1073 + " is not supported for FullPath"); 1074 } 1075 } 1076 propertyPtr = nCreatePathPropertyHolder(nativePtr, propertyId, 1077 (Float) mTmpValues.startValue, (Float) mTmpValues.endValue); 1078 1079 } else if (mTmpValues.type == Integer.class || mTmpValues.type == int.class) { 1080 propertyPtr = nCreatePathColorPropertyHolder(nativePtr, propertyId, 1081 (Integer) mTmpValues.startValue, (Integer) mTmpValues.endValue); 1082 } else { 1083 if (mShouldIgnoreInvalidAnim) { 1084 return; 1085 } else { 1086 throw new UnsupportedOperationException("Unsupported type: " + 1087 mTmpValues.type + ". Only float, int or PathData value is " + 1088 "supported for Paths."); 1089 } 1090 } 1091 if (mTmpValues.dataSource != null) { 1092 float[] dataPoints = createDataPoints(mTmpValues.dataSource, animator 1093 .getDuration()); 1094 nSetPropertyHolderData(propertyPtr, dataPoints, dataPoints.length); 1095 } 1096 createNativeChildAnimator(propertyPtr, startTime, animator); 1097 } 1098 1099 private void createRTAnimatorForRootGroup(PropertyValuesHolder[] values, 1100 ObjectAnimator animator, VectorDrawable.VectorDrawableState target, 1101 long startTime) { 1102 long nativePtr = target.getNativeRenderer(); 1103 if (!animator.getPropertyName().equals("alpha")) { 1104 if (mShouldIgnoreInvalidAnim) { 1105 return; 1106 } else { 1107 throw new UnsupportedOperationException("Only alpha is supported for root " 1108 + "group"); 1109 } 1110 } 1111 Float startValue = null; 1112 Float endValue = null; 1113 for (int i = 0; i < values.length; i++) { 1114 values[i].getPropertyValues(mTmpValues); 1115 if (mTmpValues.propertyName.equals("alpha")) { 1116 startValue = (Float) mTmpValues.startValue; 1117 endValue = (Float) mTmpValues.endValue; 1118 break; 1119 } 1120 } 1121 if (startValue == null && endValue == null) { 1122 if (mShouldIgnoreInvalidAnim) { 1123 return; 1124 } else { 1125 throw new UnsupportedOperationException("No alpha values are specified"); 1126 } 1127 } 1128 long propertyPtr = nCreateRootAlphaPropertyHolder(nativePtr, startValue, endValue); 1129 createNativeChildAnimator(propertyPtr, startTime, animator); 1130 } 1131 1132 // These are the data points that define the value of the animating properties. 1133 // e.g. translateX and translateY can animate along a Path, at any fraction in [0, 1] 1134 // a point on the path corresponds to the values of translateX and translateY. 1135 // TODO: (Optimization) We should pass the path down in native and chop it into segments 1136 // in native. 1137 private static float[] createDataPoints( 1138 PropertyValuesHolder.PropertyValues.DataSource dataSource, long duration) { 1139 long frameIntervalNanos = Choreographer.getInstance().getFrameIntervalNanos(); 1140 int animIntervalMs = (int) (frameIntervalNanos / TimeUtils.NANOS_PER_MS); 1141 int numAnimFrames = (int) Math.ceil(((double) duration) / animIntervalMs); 1142 float values[] = new float[numAnimFrames]; 1143 float lastFrame = numAnimFrames - 1; 1144 for (int i = 0; i < numAnimFrames; i++) { 1145 float fraction = i / lastFrame; 1146 values[i] = (Float) dataSource.getValueAtFraction(fraction); 1147 } 1148 return values; 1149 } 1150 1151 private void createNativeChildAnimator(long propertyPtr, long extraDelay, 1152 ObjectAnimator animator) { 1153 long duration = animator.getDuration(); 1154 int repeatCount = animator.getRepeatCount(); 1155 long startDelay = extraDelay + animator.getStartDelay(); 1156 TimeInterpolator interpolator = animator.getInterpolator(); 1157 long nativeInterpolator = 1158 RenderNodeAnimatorSetHelper.createNativeInterpolator(interpolator, duration); 1159 1160 startDelay *= ValueAnimator.getDurationScale(); 1161 duration *= ValueAnimator.getDurationScale(); 1162 1163 mStartDelays.add(startDelay); 1164 nAddAnimator(mSetPtr, propertyPtr, nativeInterpolator, startDelay, duration, 1165 repeatCount); 1166 } 1167 1168 /** 1169 * Holds a weak reference to the target that was last seen (through the DisplayListCanvas 1170 * in the last draw call), so that when animator set needs to start, we can add the animator 1171 * to the last seen RenderNode target and start right away. 1172 */ 1173 protected void recordLastSeenTarget(DisplayListCanvas canvas) { 1174 mLastSeenTarget = new WeakReference<RenderNode>( 1175 RenderNodeAnimatorSetHelper.getTarget(canvas)); 1176 if (mPendingAnimationActions.size() > 0 && useLastSeenTarget()) { 1177 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1178 Log.d(LOGTAG, "Target is set in the next frame"); 1179 } 1180 for (int i = 0; i < mPendingAnimationActions.size(); i++) { 1181 handlePendingAction(mPendingAnimationActions.get(i)); 1182 } 1183 mPendingAnimationActions.clear(); 1184 } 1185 } 1186 1187 private void handlePendingAction(int pendingAnimationAction) { 1188 if (pendingAnimationAction == START_ANIMATION) { 1189 startAnimation(); 1190 } else if (pendingAnimationAction == REVERSE_ANIMATION) { 1191 reverseAnimation(); 1192 } else if (pendingAnimationAction == RESET_ANIMATION) { 1193 resetAnimation(); 1194 } else if (pendingAnimationAction == END_ANIMATION) { 1195 endAnimation(); 1196 } else { 1197 throw new UnsupportedOperationException("Animation action " + 1198 pendingAnimationAction + "is not supported"); 1199 } 1200 } 1201 1202 private boolean useLastSeenTarget() { 1203 if (mLastSeenTarget != null) { 1204 final RenderNode target = mLastSeenTarget.get(); 1205 if (target != null && target.isAttached()) { 1206 target.addAnimator(this); 1207 return true; 1208 } 1209 } 1210 return false; 1211 } 1212 1213 private void invalidateOwningView() { 1214 mDrawable.invalidateSelf(); 1215 } 1216 1217 private void addPendingAction(int pendingAnimationAction) { 1218 invalidateOwningView(); 1219 mPendingAnimationActions.add(pendingAnimationAction); 1220 } 1221 1222 @Override 1223 public void start() { 1224 if (!mInitialized) { 1225 return; 1226 } 1227 1228 if (useLastSeenTarget()) { 1229 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1230 Log.d(LOGTAG, "Target is set. Starting VDAnimatorSet from java"); 1231 } 1232 startAnimation(); 1233 } else { 1234 addPendingAction(START_ANIMATION); 1235 } 1236 1237 } 1238 1239 @Override 1240 public void end() { 1241 if (!mInitialized) { 1242 return; 1243 } 1244 1245 if (useLastSeenTarget()) { 1246 endAnimation(); 1247 } else { 1248 addPendingAction(END_ANIMATION); 1249 } 1250 } 1251 1252 @Override 1253 public void reset() { 1254 if (!mInitialized) { 1255 return; 1256 } 1257 1258 if (useLastSeenTarget()) { 1259 resetAnimation(); 1260 } else { 1261 addPendingAction(RESET_ANIMATION); 1262 } 1263 } 1264 1265 // Current (imperfect) Java AnimatorSet cannot be reversed when the set contains sequential 1266 // animators or when the animator set has a start delay 1267 @Override 1268 public void reverse() { 1269 if (!mIsReversible || !mInitialized) { 1270 return; 1271 } 1272 if (useLastSeenTarget()) { 1273 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1274 Log.d(LOGTAG, "Target is set. Reversing VDAnimatorSet from java"); 1275 } 1276 reverseAnimation(); 1277 } else { 1278 addPendingAction(REVERSE_ANIMATION); 1279 } 1280 } 1281 1282 // This should only be called after animator has been added to the RenderNode target. 1283 private void startAnimation() { 1284 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1285 Log.w(LOGTAG, "starting animation on VD: " + 1286 ((VectorDrawable.VectorDrawableState) ((AnimatedVectorDrawableState) 1287 mDrawable.getConstantState()).mVectorDrawable.getConstantState()) 1288 .mRootName); 1289 } 1290 mStarted = true; 1291 nStart(mSetPtr, this, ++mLastListenerId); 1292 invalidateOwningView(); 1293 if (mListener != null) { 1294 mListener.onAnimationStart(null); 1295 } 1296 } 1297 1298 // This should only be called after animator has been added to the RenderNode target. 1299 private void endAnimation() { 1300 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1301 Log.w(LOGTAG, "ending animation on VD: " + 1302 ((VectorDrawable.VectorDrawableState) ((AnimatedVectorDrawableState) 1303 mDrawable.getConstantState()).mVectorDrawable.getConstantState()) 1304 .mRootName); 1305 } 1306 nEnd(mSetPtr); 1307 invalidateOwningView(); 1308 } 1309 1310 // This should only be called after animator has been added to the RenderNode target. 1311 private void resetAnimation() { 1312 nReset(mSetPtr); 1313 invalidateOwningView(); 1314 } 1315 1316 // This should only be called after animator has been added to the RenderNode target. 1317 private void reverseAnimation() { 1318 mStarted = true; 1319 nReverse(mSetPtr, this, ++mLastListenerId); 1320 invalidateOwningView(); 1321 if (mListener != null) { 1322 mListener.onAnimationStart(null); 1323 } 1324 } 1325 1326 public long getAnimatorNativePtr() { 1327 return mSetPtr; 1328 } 1329 1330 @Override 1331 public boolean canReverse() { 1332 return mIsReversible; 1333 } 1334 1335 @Override 1336 public boolean isStarted() { 1337 return mStarted; 1338 } 1339 1340 @Override 1341 public boolean isRunning() { 1342 if (!mInitialized) { 1343 return false; 1344 } 1345 return mStarted; 1346 } 1347 1348 @Override 1349 public void setListener(AnimatorListener listener) { 1350 mListener = listener; 1351 } 1352 1353 @Override 1354 public void removeListener(AnimatorListener listener) { 1355 mListener = null; 1356 } 1357 1358 @Override 1359 public void onDraw(Canvas canvas) { 1360 if (canvas.isHardwareAccelerated()) { 1361 recordLastSeenTarget((DisplayListCanvas) canvas); 1362 } 1363 } 1364 1365 private void onAnimationEnd(int listenerId) { 1366 if (listenerId != mLastListenerId) { 1367 return; 1368 } 1369 if (DBG_ANIMATION_VECTOR_DRAWABLE) { 1370 Log.d(LOGTAG, "on finished called from native"); 1371 } 1372 mStarted = false; 1373 if (mListener != null) { 1374 mListener.onAnimationEnd(null); 1375 } 1376 } 1377 1378 // onFinished: should be called from native 1379 private static void callOnFinished(VectorDrawableAnimatorRT set, int id) { 1380 set.onAnimationEnd(id); 1381 } 1382 } 1383 1384 private static native long nCreateAnimatorSet(); 1385 private static native void nAddAnimator(long setPtr, long propertyValuesHolder, 1386 long nativeInterpolator, long startDelay, long duration, int repeatCount); 1387 1388 private static native long nCreateGroupPropertyHolder(long nativePtr, int propertyId, 1389 float startValue, float endValue); 1390 1391 private static native long nCreatePathDataPropertyHolder(long nativePtr, long startValuePtr, 1392 long endValuePtr); 1393 private static native long nCreatePathColorPropertyHolder(long nativePtr, int propertyId, 1394 int startValue, int endValue); 1395 private static native long nCreatePathPropertyHolder(long nativePtr, int propertyId, 1396 float startValue, float endValue); 1397 private static native long nCreateRootAlphaPropertyHolder(long nativePtr, float startValue, 1398 float endValue); 1399 private static native void nSetPropertyHolderData(long nativePtr, float[] data, int length); 1400 private static native void nStart(long animatorSetPtr, VectorDrawableAnimatorRT set, int id); 1401 private static native void nReverse(long animatorSetPtr, VectorDrawableAnimatorRT set, int id); 1402 private static native void nEnd(long animatorSetPtr); 1403 private static native void nReset(long animatorSetPtr); 1404} 1405