| /* |
| * Copyright (C) 2015 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 com.android.systemui.statusbar.phone; |
| |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.graphics.drawable.AnimatedVectorDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.graphics.drawable.InsetDrawable; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.view.accessibility.AccessibilityNodeInfo; |
| |
| import com.android.keyguard.KeyguardUpdateMonitor; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.KeyguardAffordanceView; |
| import com.android.systemui.statusbar.policy.AccessibilityController; |
| import com.android.systemui.statusbar.policy.UserInfoController.OnUserInfoChangedListener; |
| |
| /** |
| * Manages the different states and animations of the unlock icon. |
| */ |
| public class LockIcon extends KeyguardAffordanceView implements OnUserInfoChangedListener { |
| |
| private static final int FP_DRAW_OFF_TIMEOUT = 800; |
| |
| private static final int STATE_LOCKED = 0; |
| private static final int STATE_LOCK_OPEN = 1; |
| private static final int STATE_FACE_UNLOCK = 2; |
| private static final int STATE_FINGERPRINT = 3; |
| private static final int STATE_FINGERPRINT_ERROR = 4; |
| |
| private int mLastState = 0; |
| private boolean mLastDeviceInteractive; |
| private boolean mTransientFpError; |
| private boolean mDeviceInteractive; |
| private boolean mScreenOn; |
| private boolean mLastScreenOn; |
| private Drawable mUserAvatarIcon; |
| private TrustDrawable mTrustDrawable; |
| private final UnlockMethodCache mUnlockMethodCache; |
| private AccessibilityController mAccessibilityController; |
| private boolean mHasFingerPrintIcon; |
| private int mDensity; |
| |
| private final Runnable mDrawOffTimeout = () -> update(true /* forceUpdate */); |
| |
| public LockIcon(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| mTrustDrawable = new TrustDrawable(context); |
| setBackground(mTrustDrawable); |
| mUnlockMethodCache = UnlockMethodCache.getInstance(context); |
| } |
| |
| @Override |
| protected void onVisibilityChanged(View changedView, int visibility) { |
| super.onVisibilityChanged(changedView, visibility); |
| if (isShown()) { |
| mTrustDrawable.start(); |
| } else { |
| mTrustDrawable.stop(); |
| } |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| mTrustDrawable.stop(); |
| } |
| |
| @Override |
| public void onUserInfoChanged(String name, Drawable picture, String userAccount) { |
| mUserAvatarIcon = picture; |
| update(); |
| } |
| |
| public void setTransientFpError(boolean transientFpError) { |
| mTransientFpError = transientFpError; |
| update(); |
| } |
| |
| public void setDeviceInteractive(boolean deviceInteractive) { |
| mDeviceInteractive = deviceInteractive; |
| update(); |
| } |
| |
| public void setScreenOn(boolean screenOn) { |
| mScreenOn = screenOn; |
| update(); |
| } |
| |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| final int density = newConfig.densityDpi; |
| if (density != mDensity) { |
| mDensity = density; |
| mTrustDrawable.stop(); |
| mTrustDrawable = new TrustDrawable(getContext()); |
| setBackground(mTrustDrawable); |
| update(); |
| } |
| } |
| |
| public void update() { |
| update(false /* force */); |
| } |
| |
| public void update(boolean force) { |
| boolean visible = isShown() |
| && KeyguardUpdateMonitor.getInstance(mContext).isDeviceInteractive(); |
| if (visible) { |
| mTrustDrawable.start(); |
| } else { |
| mTrustDrawable.stop(); |
| } |
| int state = getState(); |
| boolean anyFingerprintIcon = state == STATE_FINGERPRINT || state == STATE_FINGERPRINT_ERROR; |
| boolean useAdditionalPadding = anyFingerprintIcon; |
| boolean trustHidden = anyFingerprintIcon; |
| if (state != mLastState || mDeviceInteractive != mLastDeviceInteractive |
| || mScreenOn != mLastScreenOn || force) { |
| int iconAnimRes = |
| getAnimationResForTransition(mLastState, state, mLastDeviceInteractive, |
| mDeviceInteractive, mLastScreenOn, mScreenOn); |
| boolean isAnim = iconAnimRes != -1; |
| if (iconAnimRes == R.drawable.lockscreen_fingerprint_draw_off_animation) { |
| anyFingerprintIcon = true; |
| useAdditionalPadding = true; |
| trustHidden = true; |
| } else if (iconAnimRes == R.drawable.trusted_state_to_error_animation) { |
| anyFingerprintIcon = true; |
| useAdditionalPadding = false; |
| trustHidden = true; |
| } else if (iconAnimRes == R.drawable.error_to_trustedstate_animation) { |
| anyFingerprintIcon = true; |
| useAdditionalPadding = false; |
| trustHidden = false; |
| } |
| |
| Drawable icon; |
| if (isAnim) { |
| // Load the animation resource. |
| icon = mContext.getDrawable(iconAnimRes); |
| } else { |
| // Load the static icon resource based on the current state. |
| icon = getIconForState(state, mScreenOn, mDeviceInteractive); |
| } |
| |
| final AnimatedVectorDrawable animation = icon instanceof AnimatedVectorDrawable |
| ? (AnimatedVectorDrawable) icon |
| : null; |
| int iconHeight = getResources().getDimensionPixelSize( |
| R.dimen.keyguard_affordance_icon_height); |
| int iconWidth = getResources().getDimensionPixelSize( |
| R.dimen.keyguard_affordance_icon_width); |
| if (!anyFingerprintIcon && (icon.getIntrinsicHeight() != iconHeight |
| || icon.getIntrinsicWidth() != iconWidth)) { |
| icon = new IntrinsicSizeDrawable(icon, iconWidth, iconHeight); |
| } |
| setPaddingRelative(0, 0, 0, useAdditionalPadding |
| ? getResources().getDimensionPixelSize( |
| R.dimen.fingerprint_icon_additional_padding) |
| : 0); |
| setRestingAlpha( |
| anyFingerprintIcon ? 1f : KeyguardAffordanceHelper.SWIPE_RESTING_ALPHA_AMOUNT); |
| setImageDrawable(icon, false); |
| mHasFingerPrintIcon = anyFingerprintIcon; |
| if (animation != null && isAnim) { |
| animation.forceAnimationOnUI(); |
| animation.start(); |
| } |
| |
| if (iconAnimRes == R.drawable.lockscreen_fingerprint_draw_off_animation) { |
| removeCallbacks(mDrawOffTimeout); |
| postDelayed(mDrawOffTimeout, FP_DRAW_OFF_TIMEOUT); |
| } else { |
| removeCallbacks(mDrawOffTimeout); |
| } |
| |
| mLastState = state; |
| mLastDeviceInteractive = mDeviceInteractive; |
| mLastScreenOn = mScreenOn; |
| } |
| |
| // Hide trust circle when fingerprint is running. |
| boolean trustManaged = mUnlockMethodCache.isTrustManaged() && !trustHidden; |
| mTrustDrawable.setTrustManaged(trustManaged); |
| updateClickability(); |
| } |
| |
| private void updateClickability() { |
| if (mAccessibilityController == null) { |
| return; |
| } |
| boolean clickToUnlock = mAccessibilityController.isAccessibilityEnabled(); |
| boolean clickToForceLock = mUnlockMethodCache.isTrustManaged() |
| && !clickToUnlock; |
| boolean longClickToForceLock = mUnlockMethodCache.isTrustManaged() |
| && !clickToForceLock; |
| setClickable(clickToForceLock || clickToUnlock); |
| setLongClickable(longClickToForceLock); |
| setFocusable(mAccessibilityController.isAccessibilityEnabled()); |
| } |
| |
| @Override |
| public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { |
| super.onInitializeAccessibilityNodeInfo(info); |
| if (mHasFingerPrintIcon) { |
| AccessibilityNodeInfo.AccessibilityAction unlock |
| = new AccessibilityNodeInfo.AccessibilityAction( |
| AccessibilityNodeInfo.ACTION_CLICK, |
| getContext().getString(R.string.accessibility_unlock_without_fingerprint)); |
| info.addAction(unlock); |
| info.setHintText(getContext().getString( |
| R.string.accessibility_waiting_for_fingerprint)); |
| } |
| } |
| |
| public void setAccessibilityController(AccessibilityController accessibilityController) { |
| mAccessibilityController = accessibilityController; |
| } |
| |
| private Drawable getIconForState(int state, boolean screenOn, boolean deviceInteractive) { |
| int iconRes; |
| switch (state) { |
| case STATE_LOCKED: |
| iconRes = R.drawable.ic_lock_24dp; |
| break; |
| case STATE_LOCK_OPEN: |
| if (mUnlockMethodCache.isTrustManaged() && mUnlockMethodCache.isTrusted() |
| && mUserAvatarIcon != null) { |
| return mUserAvatarIcon; |
| } else { |
| iconRes = R.drawable.ic_lock_open_24dp; |
| } |
| break; |
| case STATE_FACE_UNLOCK: |
| iconRes = R.drawable.ic_face_unlock; |
| break; |
| case STATE_FINGERPRINT: |
| // If screen is off and device asleep, use the draw on animation so the first frame |
| // gets drawn. |
| iconRes = screenOn && deviceInteractive |
| ? R.drawable.ic_fingerprint |
| : R.drawable.lockscreen_fingerprint_draw_on_animation; |
| break; |
| case STATE_FINGERPRINT_ERROR: |
| iconRes = R.drawable.ic_fingerprint_error; |
| break; |
| default: |
| throw new IllegalArgumentException(); |
| } |
| |
| return mContext.getDrawable(iconRes); |
| } |
| |
| private int getAnimationResForTransition(int oldState, int newState, |
| boolean oldDeviceInteractive, boolean deviceInteractive, |
| boolean oldScreenOn, boolean screenOn) { |
| if (oldState == STATE_FINGERPRINT && newState == STATE_FINGERPRINT_ERROR) { |
| return R.drawable.lockscreen_fingerprint_fp_to_error_state_animation; |
| } else if (oldState == STATE_LOCK_OPEN && newState == STATE_FINGERPRINT_ERROR) { |
| return R.drawable.trusted_state_to_error_animation; |
| } else if (oldState == STATE_FINGERPRINT_ERROR && newState == STATE_LOCK_OPEN) { |
| return R.drawable.error_to_trustedstate_animation; |
| } else if (oldState == STATE_FINGERPRINT_ERROR && newState == STATE_FINGERPRINT) { |
| return R.drawable.lockscreen_fingerprint_error_state_to_fp_animation; |
| } else if (oldState == STATE_FINGERPRINT && newState == STATE_LOCK_OPEN |
| && !mUnlockMethodCache.isTrusted()) { |
| return R.drawable.lockscreen_fingerprint_draw_off_animation; |
| } else if (newState == STATE_FINGERPRINT && (!oldScreenOn && screenOn && deviceInteractive |
| || screenOn && !oldDeviceInteractive && deviceInteractive)) { |
| return R.drawable.lockscreen_fingerprint_draw_on_animation; |
| } else { |
| return -1; |
| } |
| } |
| |
| private int getState() { |
| KeyguardUpdateMonitor updateMonitor = KeyguardUpdateMonitor.getInstance(mContext); |
| boolean fingerprintRunning = updateMonitor.isFingerprintDetectionRunning(); |
| boolean unlockingAllowed = updateMonitor.isUnlockingWithFingerprintAllowed(); |
| if (mTransientFpError) { |
| return STATE_FINGERPRINT_ERROR; |
| } else if (mUnlockMethodCache.canSkipBouncer()) { |
| return STATE_LOCK_OPEN; |
| } else if (mUnlockMethodCache.isFaceUnlockRunning()) { |
| return STATE_FACE_UNLOCK; |
| } else if (fingerprintRunning && unlockingAllowed) { |
| return STATE_FINGERPRINT; |
| } else { |
| return STATE_LOCKED; |
| } |
| } |
| |
| /** |
| * A wrapper around another Drawable that overrides the intrinsic size. |
| */ |
| private static class IntrinsicSizeDrawable extends InsetDrawable { |
| |
| private final int mIntrinsicWidth; |
| private final int mIntrinsicHeight; |
| |
| public IntrinsicSizeDrawable(Drawable drawable, int intrinsicWidth, int intrinsicHeight) { |
| super(drawable, 0); |
| mIntrinsicWidth = intrinsicWidth; |
| mIntrinsicHeight = intrinsicHeight; |
| } |
| |
| @Override |
| public int getIntrinsicWidth() { |
| return mIntrinsicWidth; |
| } |
| |
| @Override |
| public int getIntrinsicHeight() { |
| return mIntrinsicHeight; |
| } |
| } |
| } |