diff options
Diffstat (limited to 'graphics/java')
3 files changed, 41 insertions, 72 deletions
diff --git a/graphics/java/android/graphics/drawable/RippleComponent.java b/graphics/java/android/graphics/drawable/RippleComponent.java index 0e38826eb34b..626bcee9454b 100644 --- a/graphics/java/android/graphics/drawable/RippleComponent.java +++ b/graphics/java/android/graphics/drawable/RippleComponent.java @@ -93,12 +93,8 @@ abstract class RippleComponent { protected final void onHotspotBoundsChanged() { if (!mHasMaxRadius) { - final float halfWidth = mBounds.width() / 2.0f; - final float halfHeight = mBounds.height() / 2.0f; - final float targetRadius = (float) Math.sqrt(halfWidth * halfWidth - + halfHeight * halfHeight); - - onTargetRadiusChanged(targetRadius); + mTargetRadius = getTargetRadius(mBounds); + onTargetRadiusChanged(mTargetRadius); } } diff --git a/graphics/java/android/graphics/drawable/RippleDrawable.java b/graphics/java/android/graphics/drawable/RippleDrawable.java index 8b185f2b8903..734cff542c51 100644 --- a/graphics/java/android/graphics/drawable/RippleDrawable.java +++ b/graphics/java/android/graphics/drawable/RippleDrawable.java @@ -299,6 +299,12 @@ public class RippleDrawable extends LayerDrawable { onHotspotBoundsChanged(); } + final int count = mExitingRipplesCount; + final RippleForeground[] ripples = mExitingRipples; + for (int i = 0; i < count; i++) { + ripples[i].onBoundsChange(); + } + if (mBackground != null) { mBackground.onBoundsChange(); } @@ -560,8 +566,7 @@ public class RippleDrawable extends LayerDrawable { y = mHotspotBounds.exactCenterY(); } - final boolean isBounded = isBounded(); - mRipple = new RippleForeground(this, mHotspotBounds, x, y, isBounded, mForceSoftware); + mRipple = new RippleForeground(this, mHotspotBounds, x, y, mForceSoftware); } mRipple.setup(mState.mMaxRadius, mDensity); diff --git a/graphics/java/android/graphics/drawable/RippleForeground.java b/graphics/java/android/graphics/drawable/RippleForeground.java index 0b5020cbe55c..ecbf5780d67f 100644 --- a/graphics/java/android/graphics/drawable/RippleForeground.java +++ b/graphics/java/android/graphics/drawable/RippleForeground.java @@ -30,6 +30,7 @@ import android.view.DisplayListCanvas; import android.view.RenderNodeAnimator; import android.view.animation.AnimationUtils; import android.view.animation.LinearInterpolator; +import android.view.animation.PathInterpolator; import java.util.ArrayList; @@ -38,18 +39,14 @@ import java.util.ArrayList; */ class RippleForeground extends RippleComponent { private static final TimeInterpolator LINEAR_INTERPOLATOR = new LinearInterpolator(); - private static final TimeInterpolator DECELERATE_INTERPOLATOR = new LogDecelerateInterpolator( - 400f, 1.4f, 0); + // Matches R.interpolator.fast_out_slow_in but as we have no context we can't just import that + private static final TimeInterpolator DECELERATE_INTERPOLATOR = + new PathInterpolator(0.4f, 0f, 0.2f, 1f); - // Pixel-based accelerations and velocities. - private static final float WAVE_TOUCH_DOWN_ACCELERATION = 2048; - private static final float WAVE_OPACITY_DECAY_VELOCITY = 3; - - // Bounded ripple animation properties. - private static final int BOUNDED_ORIGIN_EXIT_DURATION = 300; - private static final int BOUNDED_RADIUS_EXIT_DURATION = 800; - private static final int BOUNDED_OPACITY_EXIT_DURATION = 400; - private static final float MAX_BOUNDED_RADIUS = 350; + // Time it takes for the ripple to expand + private static final int RIPPLE_ENTER_DURATION = 225; + // Time it takes for the ripple to slide from the touch to the center point + private static final int RIPPLE_ORIGIN_DURATION = 225; private static final int OPACITY_ENTER_DURATION = 75; private static final int OPACITY_EXIT_DURATION = 150; @@ -71,9 +68,6 @@ class RippleForeground extends RippleComponent { private float mTargetX = 0; private float mTargetY = 0; - /** Ripple target radius used when bounded. Not used for clamping. */ - private float mBoundedRadius = 0; - // Software rendering properties. private float mOpacity = 0; @@ -107,19 +101,13 @@ class RippleForeground extends RippleComponent { private float mStartRadius = 0; public RippleForeground(RippleDrawable owner, Rect bounds, float startingX, float startingY, - boolean isBounded, boolean forceSoftware) { + boolean forceSoftware) { super(owner, bounds); mForceSoftware = forceSoftware; mStartingX = startingX; mStartingY = startingY; - if (isBounded) { - mBoundedRadius = MAX_BOUNDED_RADIUS * 0.9f - + (float) (MAX_BOUNDED_RADIUS * Math.random() * 0.1); - } else { - mBoundedRadius = 0; - } // Take 60% of the maximum of the width and height, then divided half to get the radius. mStartRadius = Math.max(bounds.width(), bounds.height()) * 0.3f; } @@ -127,6 +115,7 @@ class RippleForeground extends RippleComponent { @Override protected void onTargetRadiusChanged(float targetRadius) { clampStartingPosition(); + switchToUiThreadAnimation(); } private void drawSoftware(Canvas c, Paint p) { @@ -228,16 +217,14 @@ class RippleForeground extends RippleComponent { } mRunningSwAnimators.clear(); - final int duration = getRadiusDuration(); - final ObjectAnimator tweenRadius = ObjectAnimator.ofFloat(this, TWEEN_RADIUS, 1); - tweenRadius.setDuration(duration); + tweenRadius.setDuration(RIPPLE_ENTER_DURATION); tweenRadius.setInterpolator(DECELERATE_INTERPOLATOR); tweenRadius.start(); mRunningSwAnimators.add(tweenRadius); final ObjectAnimator tweenOrigin = ObjectAnimator.ofFloat(this, TWEEN_ORIGIN, 1); - tweenOrigin.setDuration(duration); + tweenOrigin.setDuration(RIPPLE_ORIGIN_DURATION); tweenOrigin.setInterpolator(DECELERATE_INTERPOLATOR); tweenOrigin.start(); mRunningSwAnimators.add(tweenOrigin); @@ -267,20 +254,18 @@ class RippleForeground extends RippleComponent { final Paint paint = mOwner.getRipplePaint(); mPropPaint = CanvasProperty.createPaint(paint); - final int radiusDuration = getRadiusDuration(); - final RenderNodeAnimator radius = new RenderNodeAnimator(mPropRadius, mTargetRadius); - radius.setDuration(radiusDuration); + radius.setDuration(RIPPLE_ORIGIN_DURATION); radius.setInterpolator(DECELERATE_INTERPOLATOR); mPendingHwAnimators.add(radius); final RenderNodeAnimator x = new RenderNodeAnimator(mPropX, mTargetX); - x.setDuration(radiusDuration); + x.setDuration(RIPPLE_ORIGIN_DURATION); x.setInterpolator(DECELERATE_INTERPOLATOR); mPendingHwAnimators.add(x); final RenderNodeAnimator y = new RenderNodeAnimator(mPropY, mTargetY); - y.setDuration(radiusDuration); + y.setDuration(RIPPLE_ORIGIN_DURATION); y.setInterpolator(DECELERATE_INTERPOLATOR); mPendingHwAnimators.add(y); @@ -333,12 +318,6 @@ class RippleForeground extends RippleComponent { return MathUtils.lerp(mClampedStartingY - mBounds.exactCenterY(), mTargetY, mTweenY); } - private int getRadiusDuration() { - final float remainingRadius = mTargetRadius - getCurrentRadius(); - return (int) (1000 * Math.sqrt(remainingRadius / WAVE_TOUCH_DOWN_ACCELERATION * - mDensityScale) + 0.5); - } - private float getCurrentRadius() { return MathUtils.lerp(mStartRadius, mTargetRadius, mTweenRadius); } @@ -402,6 +381,14 @@ class RippleForeground extends RippleComponent { } } + private void clearHwProps() { + mPropPaint = null; + mPropRadius = null; + mPropX = null; + mPropY = null; + mUsingProperties = false; + } + private final AnimatorListenerAdapter mAnimationListener = new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animator) { @@ -410,39 +397,20 @@ class RippleForeground extends RippleComponent { pruneSwFinished(); if (mRunningHwAnimators.isEmpty()) { - mPropPaint = null; - mPropRadius = null; - mPropX = null; - mPropY = null; + clearHwProps(); } } }; - /** - * Interpolator with a smooth log deceleration. - */ - private static final class LogDecelerateInterpolator implements TimeInterpolator { - private final float mBase; - private final float mDrift; - private final float mTimeScale; - private final float mOutputScale; - - public LogDecelerateInterpolator(float base, float timeScale, float drift) { - mBase = base; - mDrift = drift; - mTimeScale = 1f / timeScale; - - mOutputScale = 1f / computeLog(1f); - } - - private float computeLog(float t) { - return 1f - (float) Math.pow(mBase, -t * mTimeScale) + (mDrift * t); - } - - @Override - public float getInterpolation(float t) { - return computeLog(t) * mOutputScale; + private void switchToUiThreadAnimation() { + for (int i = 0; i < mRunningHwAnimators.size(); i++) { + Animator animator = mRunningHwAnimators.get(i); + animator.removeListener(mAnimationListener); + animator.end(); } + mRunningHwAnimators.clear(); + clearHwProps(); + invalidateSelf(); } /** |