Remove material progress drawable (d7f4a3cd) · Commits · e / os / android_frameworks_base

graphics/java/android/graphics/drawable/Drawable.java

+0 −3

Original line number	Diff line number	Diff line
		@@ -1019,9 +1019,6 @@ public abstract class Drawable {
		drawable = new StateListDrawable();
		} else if (name.equals("animated-selector")) {
		drawable = new AnimatedStateListDrawable();
		} else if (name.equals("material-progress")) {
		// TODO: Replace this with something less ridiculous.
		drawable = new MaterialProgressDrawable();
		} else if (name.equals("level-list")) {
		drawable = new LevelListDrawable();
		} else if (name.equals("layer-list")) {

graphics/java/android/graphics/drawable/MaterialProgressDrawable.java

deleted100644 → 0

+0 −548

Original line number	Diff line number	Diff line
		/*
		* 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
		*
		* 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 android.graphics.drawable;

		import android.animation.Animator;
		import android.animation.ObjectAnimator;
		import android.animation.TimeInterpolator;
		import android.content.res.ColorStateList;
		import android.content.res.Resources;
		import android.content.res.Resources.Theme;
		import android.content.res.TypedArray;
		import android.graphics.Canvas;
		import android.graphics.Color;
		import android.graphics.ColorFilter;
		import android.graphics.Paint;
		import android.graphics.PorterDuffColorFilter;
		import android.graphics.Paint.Cap;
		import android.graphics.Paint.Style;
		import android.graphics.PorterDuff.Mode;
		import android.graphics.PixelFormat;
		import android.graphics.Rect;
		import android.graphics.RectF;
		import android.util.AttributeSet;
		import android.view.animation.AccelerateDecelerateInterpolator;
		import android.view.animation.LinearInterpolator;

		import com.android.internal.R;

		import org.xmlpull.v1.XmlPullParser;
		import org.xmlpull.v1.XmlPullParserException;

		import java.io.IOException;
		import java.util.ArrayList;

		/**
		* Fancy progress indicator for Material theme.
		*
		* TODO: Replace this class with something less ridiculous.
		*/
		class MaterialProgressDrawable extends Drawable implements Animatable {
		private static final TimeInterpolator LINEAR_INTERPOLATOR = new LinearInterpolator();
		private static final TimeInterpolator END_CURVE_INTERPOLATOR = new EndCurveInterpolator();
		private static final TimeInterpolator START_CURVE_INTERPOLATOR = new StartCurveInterpolator();

		/** 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 int NUM_POINTS = 5;

		/** The list of animators operating on this drawable. */
		private final ArrayList<Animator> mAnimators = new ArrayList<Animator>();

		/** The indicator ring, used to manage animation state. */
		private final Ring mRing;

		private MaterialProgressState mState;
		private PorterDuffColorFilter mTintFilter;

		/** Canvas rotation in degrees. */
		private float mRotation;

		private boolean mMutated;

		public MaterialProgressDrawable() {
		this(new MaterialProgressState(null), null);
		}

		private MaterialProgressDrawable(MaterialProgressState state, Theme theme) {
		mState = state;
		if (theme != null && state.canApplyTheme()) {
		applyTheme(theme);
		}

		mRing = new Ring(mCallback);
		mMutated = false;

		initializeFromState();
		setupAnimators();
		}

		private void initializeFromState() {
		final MaterialProgressState state = mState;

		final Ring ring = mRing;
		ring.setStrokeWidth(state.mStrokeWidth);

		final int color = state.mColor.getColorForState(getState(), Color.TRANSPARENT);
		ring.setColor(color);

		final float minEdge = Math.min(state.mWidth, state.mHeight);
		if (state.mInnerRadius <= 0 \|\| minEdge < 0) {
		ring.setInsets((int) Math.ceil(state.mStrokeWidth / 2.0f));
		} else {
		float insets = minEdge / 2.0f - state.mInnerRadius;
		ring.setInsets(insets);
		}

		mTintFilter = updateTintFilter(mTintFilter, state.mTint, state.mTintMode);
		}

		@Override
		public Drawable mutate() {
		if (!mMutated && super.mutate() == this) {
		mState = new MaterialProgressState(mState);
		mMutated = true;
		}
		return this;
		}

		@Override
		protected boolean onStateChange(int[] stateSet) {
		boolean changed = super.onStateChange(stateSet);

		final MaterialProgressState state = mState;
		final int color = state.mColor.getColorForState(stateSet, Color.TRANSPARENT);
		if (color != mRing.getColor()) {
		mRing.setColor(color);
		changed = true;
		}

		if (state.mTint != null && state.mTintMode != null) {
		mTintFilter = updateTintFilter(mTintFilter, state.mTint, state.mTintMode);
		changed = true;
		}

		return changed;
		}

		@Override
		public boolean isStateful() {
		return super.isStateful() \|\| mState.mColor.isStateful();
		}

		@Override
		public void inflate(Resources r, XmlPullParser parser, AttributeSet attrs, Theme theme)
		throws XmlPullParserException, IOException {
		final TypedArray a = obtainAttributes(r, theme, attrs, R.styleable.MaterialProgressDrawable);
		super.inflateWithAttributes(r, parser, a, R.styleable.MaterialProgressDrawable_visible);
		updateStateFromTypedArray(a);
		a.recycle();

		initializeFromState();
		}

		@Override
		public void applyTheme(Theme t) {
		final TypedArray a = t.resolveAttributes(mState.mThemeAttrs,
		R.styleable.MaterialProgressDrawable);
		updateStateFromTypedArray(a);
		a.recycle();
		}

		private void updateStateFromTypedArray(TypedArray a) {
		final MaterialProgressState state = mState;
		state.mThemeAttrs = a.extractThemeAttrs();
		state.mWidth = a.getDimensionPixelSize(
		R.styleable.MaterialProgressDrawable_width, state.mWidth);
		state.mHeight = a.getDimensionPixelSize(
		R.styleable.MaterialProgressDrawable_height, state.mHeight);
		state.mInnerRadius = a.getDimension(
		R.styleable.MaterialProgressDrawable_innerRadius, state.mInnerRadius);
		state.mStrokeWidth = a.getDimension(
		R.styleable.MaterialProgressDrawable_thickness, state.mStrokeWidth);

		if (a.hasValue(R.styleable.MaterialProgressDrawable_color)) {
		state.mColor = a.getColorStateList(R.styleable.MaterialProgressDrawable_color);
		}
		}

		@Override
		public boolean setVisible(boolean visible, boolean restart) {
		boolean changed = super.setVisible(visible, restart);
		if (visible) {
		if (changed \|\| restart) {
		start();
		}
		} else {
		stop();
		}
		return changed;
		}

		@Override
		public int getIntrinsicHeight() {
		return mState.mHeight;
		}

		@Override
		public int getIntrinsicWidth() {
		return mState.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);
		}

		@Override
		public int getAlpha() {
		return mRing.getAlpha();
		}

		@Override
		public void setColorFilter(ColorFilter colorFilter) {
		mRing.setColorFilter(colorFilter);
		}

		@Override
		public ColorFilter getColorFilter() {
		return mRing.getColorFilter();
		}

		@Override
		public void setTint(ColorStateList tint, Mode tintMode) {
		if (mState.mTint != tint \|\| mState.mTintMode != tintMode) {
		mState.mTint = tint;
		mState.mTintMode = tintMode;

		mTintFilter = updateTintFilter(mTintFilter, tint, tintMode);
		invalidateSelf();
		}
		}

		@SuppressWarnings("unused")
		private 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<Animator> animators = mAnimators;
		final int N = animators.size();
		for (int i = 0; i < N; i++) {
		final Animator animator = animators.get(i);
		if (animator.isRunning()) {
		return true;
		}
		}
		return false;
		}

		@Override
		public void start() {
		final ArrayList<Animator> animators = mAnimators;
		final int N = animators.size();
		for (int i = 0; i < N; i++) {
		final Animator animator = animators.get(i);
		if (animator.isPaused()) {
		animator.resume();
		} else if (!animator.isRunning()){
		animator.start();
		}
		}
		}

		@Override
		public void stop() {
		final ArrayList<Animator> animators = mAnimators;
		final int N = animators.size();
		for (int i = 0; i < N; i++) {
		final Animator animator = animators.get(i);
		animator.pause();
		}
		}

		private void setupAnimators() {
		final Ring ring = mRing;

		final ObjectAnimator endTrim = ObjectAnimator.ofFloat(ring, "endTrim", 0, 0.75f);
		endTrim.setDuration(ANIMATION_DURATION);
		endTrim.setInterpolator(START_CURVE_INTERPOLATOR);
		endTrim.setRepeatCount(ObjectAnimator.INFINITE);
		endTrim.setRepeatMode(ObjectAnimator.RESTART);

		final ObjectAnimator startTrim = ObjectAnimator.ofFloat(ring, "startTrim", 0.0f, 0.75f);
		startTrim.setDuration(ANIMATION_DURATION);
		startTrim.setInterpolator(END_CURVE_INTERPOLATOR);
		startTrim.setRepeatCount(ObjectAnimator.INFINITE);
		startTrim.setRepeatMode(ObjectAnimator.RESTART);

		final ObjectAnimator rotation = ObjectAnimator.ofFloat(ring, "rotation", 0.0f, 0.25f);
		rotation.setDuration(ANIMATION_DURATION);
		rotation.setInterpolator(LINEAR_INTERPOLATOR);
		rotation.setRepeatCount(ObjectAnimator.INFINITE);
		rotation.setRepeatMode(ObjectAnimator.RESTART);

		final ObjectAnimator groupRotation = ObjectAnimator.ofFloat(this, "rotation", 0.0f, 360.0f);
		groupRotation.setDuration(NUM_POINTS * ANIMATION_DURATION);
		groupRotation.setInterpolator(LINEAR_INTERPOLATOR);
		groupRotation.setRepeatCount(ObjectAnimator.INFINITE);
		groupRotation.setRepeatMode(ObjectAnimator.RESTART);

		mAnimators.add(endTrim);
		mAnimators.add(startTrim);
		mAnimators.add(rotation);
		mAnimators.add(groupRotation);
		}

		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 MaterialProgressState extends ConstantState {
		private int[] mThemeAttrs = null;
		private float mStrokeWidth = 5.0f;
		private float mInnerRadius = -1.0f;
		private int mWidth = -1;
		private int mHeight = -1;
		private ColorStateList mColor = ColorStateList.valueOf(Color.TRANSPARENT);
		private ColorStateList mTint = null;
		private Mode mTintMode = null;

		public MaterialProgressState(MaterialProgressState orig) {
		if (orig != null) {
		mThemeAttrs = orig.mThemeAttrs;
		mStrokeWidth = orig.mStrokeWidth;
		mInnerRadius = orig.mInnerRadius;
		mWidth = orig.mWidth;
		mHeight = orig.mHeight;
		mColor = orig.mColor;
		mTint = orig.mTint;
		mTintMode = orig.mTintMode;
		}
		}

		@Override
		public boolean canApplyTheme() {
		return mThemeAttrs != null;
		}

		@Override
		public Drawable newDrawable() {
		return newDrawable(null, null);
		}

		@Override
		public Drawable newDrawable(Resources res) {
		return newDrawable(res, null);
		}

		@Override
		public Drawable newDrawable(Resources res, Theme theme) {
		return new MaterialProgressDrawable(this, theme);
		}

		@Override
		public int getChangingConfigurations() {
		return 0;
		}
		}

		private static class Ring {
		private final RectF mTempBounds = new RectF();
		private final Paint mPaint = 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 mAlpha = 0xFF;
		private int mColor = Color.BLACK;

		public Ring(Callback callback) {
		mCallback = callback;

		mPaint.setStrokeCap(Cap.ROUND);
		mPaint.setAntiAlias(true);
		mPaint.setStyle(Style.STROKE);
		}

		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;

		// Ensure the sweep angle isn't too small to draw.
		final float diameter = Math.min(arcBounds.width(), arcBounds.height());
		final float minAngle = (float) (360.0 / (diameter * Math.PI));
		if (sweepAngle < minAngle && sweepAngle > -minAngle) {
		sweepAngle = Math.signum(sweepAngle) * minAngle;
		}

		c.drawArc(arcBounds, startAngle, sweepAngle, false, mPaint);
		}

		public void setColorFilter(ColorFilter filter) {
		mPaint.setColorFilter(filter);
		invalidateSelf();
		}

		public ColorFilter getColorFilter() {
		return mPaint.getColorFilter();
		}

		public void setAlpha(int alpha) {
		mAlpha = alpha;
		mPaint.setColor(mColor & 0xFFFFFF \| alpha << 24);
		invalidateSelf();
		}

		public int getAlpha() {
		return mAlpha;
		}

		public void setColor(int color) {
		mColor = color;
		mPaint.setColor(color & 0xFFFFFF \| mAlpha << 24);
		invalidateSelf();
		}

		public int getColor() {
		return mColor;
		}

		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;
		}

		@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(float insets) {
		mStrokeInset = insets;
		}

		@SuppressWarnings("unused")
		public float getInsets() {
		return mStrokeInset;
		}

		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));
		}
		}
		}