实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 | package jp.co.recruit_lifestyle.sample;import android.graphics.Color;import android.os.Bundle;import android.os.Handler;import android.support.v7.app.AppCompatActivity;import android.view.Menu;import android.view.MenuItem;import android.view.Window;import android.view.WindowManager;import android.widget.ArrayAdapter;import android.widget.ListView;import java.util.ArrayList;import jp.co.recruit_lifestyle.android.widget.WaveSwipeRefreshLayout;public class MainActivity extends AppCompatActivity implements WaveSwipeRefreshLayout.OnRefreshListener { private ListView mListview; private WaveSwipeRefreshLayout mWaveSwipeRefreshLayout; @Override protected void onCreate(Bundle savedInstanceState) { requestWindowFeature(Window.FEATURE_NO_TITLE); getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); initView(); setSampleData(); } private void initView() { mWaveSwipeRefreshLayout = (WaveSwipeRefreshLayout) findViewById(R.id.main_swipe); mWaveSwipeRefreshLayout.setColorSchemeColors(Color.WHITE, Color.WHITE); mWaveSwipeRefreshLayout.setOnRefreshListener(this); //mWaveSwipeRefreshLayout.setMaxDropHeight(1500); mListview = (ListView) findViewById(R.id.main_list); } private void setSampleData() { ArrayList<String> sampleArrayStr = new ArrayList<>(); for (int i = 0; i < 60; i ) { sampleArrayStr.add("" ); } ArrayAdapter<String> adapter = new ArrayAdapter<>(getApplicationContext(), android.R.layout.simple_list_item_1, sampleArrayStr); mListview.setAdapter(adapter); } private void refresh(){ new Handler().postDelayed(new Runnable() { @Override public void run() { // 更新が終了したらインジケータ非表示 mWaveSwipeRefreshLayout.setRefreshing(false); } }, 3000); } @Override protected void onResume() { mWaveSwipeRefreshLayout.setRefreshing(true); refresh(); super.onResume(); } @Override public void onRefresh() { refresh(); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); //noinspection SimplifiableIfStatement if (id == R.id.action_settings) { mWaveSwipeRefreshLayout.setRefreshing(true); refresh(); return true; } return super.onOptionsItemSelected(item); }} |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 | /* * Copyright (C) 2014 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 * * * 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 jp.co.recruit_lifestyle.android.widget;import android.content.Context;import android.content.res.Resources;import android.graphics.Canvas;import android.graphics.Color;import android.graphics.ColorFilter;import android.graphics.Paint;import android.graphics.Path;import android.graphics.PixelFormat;import android.graphics.Rect;import android.graphics.RectF;import android.graphics.drawable.Animatable;import android.graphics.drawable.Drawable;import android.support.annotation.IntDef;import android.support.annotation.NonNull;import android.util.DisplayMetrics;import android.view.View;import android.view.animation.AccelerateDecelerateInterpolator;import android.view.animation.Animation;import android.view.animation.Interpolator;import android.view.animation.LinearInterpolator;import android.view.animation.Transformation;import java.lang.annotation.Retention;import java.lang.annotation.RetentionPolicy;import java.util.ArrayList;/** * Fancy progress indicator for Material theme. * * @hide */public class MaterialProgressDrawable extends Drawable implements Animatable { private static final Interpolator LINEAR_INTERPOLATOR = new LinearInterpolator(); private static final Interpolator END_CURVE_INTERPOLATOR = new EndCurveInterpolator(); private static final Interpolator START_CURVE_INTERPOLATOR = new StartCurveInterpolator(); private static final Interpolator EASE_INTERPOLATOR = new AccelerateDecelerateInterpolator(); @Retention(RetentionPolicy.CLASS) @IntDef({LARGE, DEFAULT}) public @interface ProgressDrawableSize {} // Maps to ProgressBar.Large style static final int LARGE = 0; // Maps to ProgressBar default style static final int DEFAULT = 1; // Maps to ProgressBar default style private static final int CIRCLE_DIAMETER = 40; private static final float CENTER_RADIUS = 8.75f; //should add up to 10 when stroke_width private static final float STROKE_WIDTH = 2.5f; // Maps to ProgressBar.Large style private static final int CIRCLE_DIAMETER_LARGE = 56; private static final float CENTER_RADIUS_LARGE = 12.5f; private static final float STROKE_WIDTH_LARGE = 3f; private final int[] COLORS = new int[] { Color.BLACK }; /** The duration of a single progress spin in milliseconds. */ private static final int ANIMATION_DURATION = 1000 * 80 / 60; /** The number of points in the progress "star". */ private static final float NUM_POINTS = 5f; /** The list of animators operating on this drawable. */ private final ArrayList<Animation> mAnimators = new ArrayList<Animation>(); /** The indicator ring, used to manage animation state. */ private final Ring mRing; /** Canvas rotation in degrees. */ private float mRotation; /** Layout info for the arrowhead in dp */ private static final int ARROW_WIDTH = 10; private static final int ARROW_HEIGHT = 5; private static final float ARROW_OFFSET_ANGLE = 5; /** Layout info for the arrowhead for the large spinner in dp */ private static final int ARROW_WIDTH_LARGE = 12; private static final int ARROW_HEIGHT_LARGE = 6; private static final float MAX_PROGRESS_ARC = .8f; private Resources mResources; private View mParent; private Animation mAnimation; private float mRotationCount; private double mWidth; private double mHeight; boolean mFinishing; public MaterialProgressDrawable(Context context, View parent) { mParent = parent; mResources = context.getResources(); mRing = new Ring(mCallback); mRing.setColors(COLORS); updateSizes(DEFAULT); setupAnimators(); } private void setSizeParameters(double progressCircleWidth, double progressCircleHeight, double centerRadius, double strokeWidth, float arrowWidth, float arrowHeight) { final Ring ring = mRing; final DisplayMetrics metrics = mResources.getDisplayMetrics(); final float screenDensity = metrics.density; mWidth = progressCircleWidth * screenDensity; mHeight = progressCircleHeight * screenDensity; ring.setStrokeWidth((float) strokeWidth * screenDensity); ring.setCenterRadius(centerRadius * screenDensity); ring.setColorIndex(0); ring.setArrowDimensions(arrowWidth * screenDensity, arrowHeight * screenDensity); ring.setInsets((int) mWidth, (int) mHeight); } public void updateSizes(@ProgressDrawableSize int size) { if (size == LARGE) { setSizeParameters(CIRCLE_DIAMETER_LARGE, CIRCLE_DIAMETER_LARGE, CENTER_RADIUS_LARGE, STROKE_WIDTH_LARGE, ARROW_WIDTH_LARGE, ARROW_HEIGHT_LARGE); } else { setSizeParameters(CIRCLE_DIAMETER, CIRCLE_DIAMETER, CENTER_RADIUS, STROKE_WIDTH, ARROW_WIDTH, ARROW_HEIGHT); } } /** * @param show Set to true to display the arrowhead on the progress spinner. */ public void showArrow(boolean show) { mRing.setShowArrow(show); } /** * @param scale Set the scale of the arrowhead for the spinner. */ public void setArrowScale(float scale) { mRing.setArrowScale(scale); } /** * Set the start and end trim for the progress spinner arc. * * @param startAngle start angle * @param endAngle end angle */ public void setStartEndTrim(float startAngle, float endAngle) { mRing.setStartTrim(startAngle); mRing.setEndTrim(endAngle); } /** * Set the amount of rotation to apply to the progress spinner. * * @param rotation Rotation is from [0..1] */ public void setProgressRotation(float rotation) { mRing.setRotation(rotation); } /** * Update the background color of the circle image view. */ public void setBackgroundColor(int color) { mRing.setBackgroundColor(color); } /** * Set the colors used in the progress animation from color resources. * The first color will also be the color of the bar that grows in response * to a user swipe gesture. * * @param colors */ public void setColorSchemeColors(int... colors) { mRing.setColors(colors); mRing.setColorIndex(0); } @Override public int getIntrinsicHeight() { return (int) mHeight; } @Override public int getIntrinsicWidth() { return (int) mWidth; } @Override public void draw(Canvas c) { final Rect bounds = getBounds(); final int saveCount = c.save(); c.rotate(mRotation, bounds.exactCenterX(), bounds.exactCenterY()); mRing.draw(c, bounds); c.restoreToCount(saveCount); } @Override public void setAlpha(int alpha) { mRing.setAlpha(alpha); } public int getAlpha() { return mRing.getAlpha(); } @Override public void setColorFilter(ColorFilter colorFilter) { mRing.setColorFilter(colorFilter); } @SuppressWarnings("unused") void setRotation(float rotation) { mRotation = rotation; invalidateSelf(); } @SuppressWarnings("unused") private float getRotation() { return mRotation; } @Override public int getOpacity() { return PixelFormat.TRANSLUCENT; } @Override public boolean isRunning() { final ArrayList<Animation> animators = mAnimators; final int N = animators.size(); for (int i = 0; i < N; i ) { final Animation animator = animators.get(i); if (animator.hasStarted() && !animator.hasEnded()) { return true; } } return false; } @Override public void start() { mAnimation.reset(); mRing.storeOriginals(); // Already showing some part of the ring if (mRing.getEndTrim() != mRing.getStartTrim()) { mFinishing = true; mAnimation.setDuration(ANIMATION_DURATION/2); mParent.startAnimation(mAnimation); } else { mRing.setColorIndex(0); mRing.resetOriginals(); mAnimation.setDuration(ANIMATION_DURATION); mParent.startAnimation(mAnimation); } } @Override public void stop() { mParent.clearAnimation(); setRotation(0); mRing.setShowArrow(false); mRing.setColorIndex(0); mRing.resetOriginals(); } private void applyFinishTranslation(float interpolatedTime, Ring ring) { // shrink back down and complete a full rotation before // starting other circles // Rotation goes between [0..1]. float targetRotation = (float) (Math.floor(ring.getStartingRotation() / MAX_PROGRESS_ARC) 1f); final float startTrim = ring.getStartingStartTrim() (ring.getStartingEndTrim() - ring.getStartingStartTrim()) * interpolatedTime; ring.setStartTrim(startTrim); final float rotation = ring.getStartingRotation() ((targetRotation - ring.getStartingRotation()) * interpolatedTime); ring.setRotation(rotation); } private void setupAnimators() { final Ring ring = mRing; final Animation animation = new Animation() { @Override public void applyTransformation(float interpolatedTime, Transformation t) { if (mFinishing) { applyFinishTranslation(interpolatedTime, ring); } else { // The minProgressArc is calculated from 0 to create an // angle that // matches the stroke width. final float minProgressArc = (float) Math.toRadians( ring.getStrokeWidth() / (2 * Math.PI * ring.getCenterRadius())); final float startingEndTrim = ring.getStartingEndTrim(); final float startingTrim = ring.getStartingStartTrim(); final float startingRotation = ring.getStartingRotation(); // Offset the minProgressArc to where the endTrim is // located. final float minArc = MAX_PROGRESS_ARC - minProgressArc; final float endTrim = startingEndTrim (minArc * START_CURVE_INTERPOLATOR.getInterpolation(interpolatedTime)); ring.setEndTrim(endTrim); final float startTrim = startingTrim (MAX_PROGRESS_ARC * END_CURVE_INTERPOLATOR.getInterpolation(interpolatedTime)); ring.setStartTrim(startTrim); final float rotation = startingRotation (0.25f * interpolatedTime); ring.setRotation(rotation); float groupRotation = ((720.0f / NUM_POINTS) * interpolatedTime) (720.0f * (mRotationCount / NUM_POINTS)); setRotation(groupRotation); } } }; animation.setRepeatCount(Animation.INFINITE); animation.setRepeatMode(Animation.RESTART); animation.setInterpolator(LINEAR_INTERPOLATOR); animation.setAnimationListener(new Animation.AnimationListener() { @Override public void onAnimationStart(Animation animation) { mRotationCount = 0; } @Override public void onAnimationEnd(Animation animation) { // do nothing } @Override public void onAnimationRepeat(Animation animation) { ring.storeOriginals(); ring.goToNextColor(); ring.setStartTrim(ring.getEndTrim()); if (mFinishing) { // finished closing the last ring from the swipe gesture; go // into progress mode mFinishing = false; animation.setDuration(ANIMATION_DURATION); ring.setShowArrow(false); } else { mRotationCount = (mRotationCount 1) % (NUM_POINTS); } } }); mAnimation = animation; } private final Callback mCallback = new Callback() { @Override public void invalidateDrawable(Drawable d) { invalidateSelf(); } @Override public void scheduleDrawable(Drawable d, Runnable what, long when) { scheduleSelf(what, when); } @Override public void unscheduleDrawable(Drawable d, Runnable what) { unscheduleSelf(what); } }; private static class Ring { private final RectF mTempBounds = new RectF(); private final Paint mPaint = new Paint(); private final Paint mArrowPaint = new Paint(); private final Callback mCallback; private float mStartTrim = 0.0f; private float mEndTrim = 0.0f; private float mRotation = 0.0f; private float mStrokeWidth = 5.0f; private float mStrokeInset = 2.5f; private int[] mColors; // mColorIndex represents the offset into the available mColors that the // progress circle should currently display. As the progress circle is // animating, the mColorIndex moves by one to the next available color. private int mColorIndex; private float mStartingStartTrim; private float mStartingEndTrim; private float mStartingRotation; private boolean mShowArrow; private Path mArrow; private float mArrowScale; private double mRingCenterRadius; private int mArrowWidth; private int mArrowHeight; private int mAlpha; private final Paint mCirclePaint = new Paint(); private int mBackgroundColor; public Ring(Callback callback) { mCallback = callback; mPaint.setStrokeCap(Paint.Cap.SQUARE); mPaint.setAntiAlias(true); mPaint.setStyle(Paint.Style.STROKE); mArrowPaint.setStyle(Paint.Style.FILL); mArrowPaint.setAntiAlias(true); } public void setBackgroundColor(int color) { mBackgroundColor = color; } /** * Set the dimensions of the arrowhead. * * @param width Width of the hypotenuse of the arrow head * @param height Height of the arrow point */ public void setArrowDimensions(float width, float height) { mArrowWidth = (int) width; mArrowHeight = (int) height; } /** * Draw the progress spinner */ public void draw(Canvas c, Rect bounds) { final RectF arcBounds = mTempBounds; arcBounds.set(bounds); arcBounds.inset(mStrokeInset, mStrokeInset); final float startAngle = (mStartTrim mRotation) * 360; final float endAngle = (mEndTrim mRotation) * 360; float sweepAngle = endAngle - startAngle; mPaint.setColor(mColors[mColorIndex]); c.drawArc(arcBounds, startAngle, sweepAngle, false, mPaint); drawTriangle(c, startAngle, sweepAngle, bounds); if (mAlpha < 255) { mCirclePaint.setColor(mBackgroundColor); mCirclePaint.setAlpha(255 - mAlpha); c.drawCircle(bounds.exactCenterX(), bounds.exactCenterY(), bounds.width() / 2, mCirclePaint); } } private void drawTriangle(Canvas c, float startAngle, float sweepAngle, Rect bounds) { if (mShowArrow) { if (mArrow == null) { mArrow = new android.graphics.Path(); mArrow.setFillType(android.graphics.Path.FillType.EVEN_ODD); } else { mArrow.reset(); } // Adjust the position of the triangle so that it is inset as // much as the arc, but also centered on the arc. float inset = (int) mStrokeInset / 2 * mArrowScale; float x = (float) (mRingCenterRadius * Math.cos(0) bounds.exactCenterX()); float y = (float) (mRingCenterRadius * Math.sin(0) bounds.exactCenterY()); // Update the path each time. This works around an issue in SKIA // where concatenating a rotation matrix to a scale matrix // ignored a starting negative rotation. This appears to have // been fixed as of API 21. mArrow.moveTo(0, 0); mArrow.lineTo(mArrowWidth * mArrowScale, 0); mArrow.lineTo((mArrowWidth * mArrowScale / 2), (mArrowHeight * mArrowScale)); mArrow.offset(x - inset, y); mArrow.close(); // draw a triangle mArrowPaint.setColor(mColors[mColorIndex]); c.rotate(startAngle sweepAngle - ARROW_OFFSET_ANGLE, bounds.exactCenterX(), bounds.exactCenterY()); c.drawPath(mArrow, mArrowPaint); } } /** * Set the colors the progress spinner alternates between. * * @param colors Array of integers describing the colors. Must be non-<code>null</code>. */ public void setColors(@NonNull int[] colors) { mColors = colors; // if colors are reset, make sure to reset the color index as well setColorIndex(0); } /** * @param index Index into the color array of the color to display in * the progress spinner. */ public void setColorIndex(int index) { mColorIndex = index; } /** * Proceed to the next available ring color. This will automatically * wrap back to the beginning of colors. */ public void goToNextColor() { mColorIndex = (mColorIndex 1) % (mColors.length); } public void setColorFilter(ColorFilter filter) { mPaint.setColorFilter(filter); invalidateSelf(); } /** * @param alpha Set the alpha of the progress spinner and associated arrowhead. */ public void setAlpha(int alpha) { mAlpha = alpha; } /** * @return Current alpha of the progress spinner and arrowhead. */ public int getAlpha() { return mAlpha; } /** * @param strokeWidth Set the stroke width of the progress spinner in pixels. */ public void setStrokeWidth(float strokeWidth) { mStrokeWidth = strokeWidth; mPaint.setStrokeWidth(strokeWidth); invalidateSelf(); } @SuppressWarnings("unused") public float getStrokeWidth() { return mStrokeWidth; } @SuppressWarnings("unused") public void setStartTrim(float startTrim) { mStartTrim = startTrim; invalidateSelf(); } @SuppressWarnings("unused") public float getStartTrim() { return mStartTrim; } public float getStartingStartTrim() { return mStartingStartTrim; } public float getStartingEndTrim() { return mStartingEndTrim; } @SuppressWarnings("unused") public void setEndTrim(float endTrim) { mEndTrim = endTrim; invalidateSelf(); } @SuppressWarnings("unused") public float getEndTrim() { return mEndTrim; } @SuppressWarnings("unused") public void setRotation(float rotation) { mRotation = rotation; invalidateSelf(); } @SuppressWarnings("unused") public float getRotation() { return mRotation; } public void setInsets(int width, int height) { final float minEdge = (float) Math.min(width, height); float insets; if (mRingCenterRadius <= 0 || minEdge < 0) { insets = (float) Math.ceil(mStrokeWidth / 2.0f); } else { insets = (float) (minEdge / 2.0f - mRingCenterRadius); } mStrokeInset = insets; } @SuppressWarnings("unused") public float getInsets() { return mStrokeInset; } /** * @param centerRadius Inner radius in px of the circle the progress * spinner arc traces. */ public void setCenterRadius(double centerRadius) { mRingCenterRadius = centerRadius; } public double getCenterRadius() { return mRingCenterRadius; } /** * @param show Set to true to show the arrow head on the progress spinner. */ public void setShowArrow(boolean show) { if (mShowArrow != show) { mShowArrow = show; invalidateSelf(); } } /** * @param scale Set the scale of the arrowhead for the spinner. */ public void setArrowScale(float scale) { if (scale != mArrowScale) { mArrowScale = scale; invalidateSelf(); } } /** * @return The amount the progress spinner is currently rotated, between [0..1]. */ public float getStartingRotation() { return mStartingRotation; } /** * If the start / end trim are offset to begin with, store them so that * animation starts from that offset. */ public void storeOriginals() { mStartingStartTrim = mStartTrim; mStartingEndTrim = mEndTrim; mStartingRotation = mRotation; } /** * Reset the progress spinner to default rotation, start and end angles. */ public void resetOriginals() { mStartingStartTrim = 0; mStartingEndTrim = 0; mStartingRotation = 0; setStartTrim(0); setEndTrim(0); setRotation(0); } private void invalidateSelf() { mCallback.invalidateDrawable(null); } } /** * Squishes the interpolation curve into the second half of the animation. */ private static class EndCurveInterpolator extends AccelerateDecelerateInterpolator { @Override public float getInterpolation(float input) { return super.getInterpolation(Math.max(0, (input - 0.5f) * 2.0f)); } } /** * Squishes the interpolation curve into the first half of the animation. */ private static class StartCurveInterpolator extends AccelerateDecelerateInterpolator { @Override public float getInterpolation(float input) { return super.getInterpolation(Math.min(1, input * 2.0f)); } }} |
标签： WaveSwipe
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