SlidingChallengeLayout.java revision eec4fe2cbe20174ac3b60f0ca90b51271ea98751
1d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller/* 2d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Copyright (C) 2012 The Android Open Source Project 3d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 4d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Licensed under the Apache License, Version 2.0 (the "License"); 5d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * you may not use this file except in compliance with the License. 6d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * You may obtain a copy of the License at 7d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 8d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * http://www.apache.org/licenses/LICENSE-2.0 9d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 10d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Unless required by applicable law or agreed to in writing, software 11d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * distributed under the License is distributed on an "AS IS" BASIS, 12d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * See the License for the specific language governing permissions and 14d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * limitations under the License. 15d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 16d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 17d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerpackage com.android.internal.policy.impl.keyguard; 18d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 199c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powellimport com.android.internal.R; 209c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell 21cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powellimport android.animation.Animator; 22cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powellimport android.animation.AnimatorListenerAdapter; 236f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powellimport android.animation.ObjectAnimator; 24d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.content.Context; 25fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powellimport android.content.res.Resources; 26d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.content.res.TypedArray; 27d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.graphics.Canvas; 281bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandlerimport android.graphics.Paint; 29d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.util.AttributeSet; 305da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powellimport android.util.DisplayMetrics; 316f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powellimport android.util.FloatProperty; 32d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.util.Log; 336f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powellimport android.util.Property; 34d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.MotionEvent; 35d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.VelocityTracker; 36d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.View; 37d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.ViewConfiguration; 38d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.ViewGroup; 3974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganovimport android.view.accessibility.AccessibilityManager; 40d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.view.animation.Interpolator; 41d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Millerimport android.widget.Scroller; 42d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 43d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller/** 44d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * This layout handles interaction with the sliding security challenge views 45d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * that overlay/resize other keyguard contents. 46d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 4719a5267003e7dc70100a4bd4f1f449523b2ff38bJim Millerpublic class SlidingChallengeLayout extends ViewGroup implements ChallengeLayout { 48d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private static final String TAG = "SlidingChallengeLayout"; 491bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler private static final boolean DEBUG = false; 50d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 51c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler // The drag handle is measured in dp above & below the top edge of the 52c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler // challenge view; these parameters change based on whether the challenge 53c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler // is open or closed. 549c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell private static final int DRAG_HANDLE_CLOSED_ABOVE = 8; // dp 55cfc3086b18396df03f982fb98112649dc5b5a6f2Adam Powell private static final int DRAG_HANDLE_CLOSED_BELOW = 0; // dp 56c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private static final int DRAG_HANDLE_OPEN_ABOVE = 8; // dp 57c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private static final int DRAG_HANDLE_OPEN_BELOW = 0; // dp 58c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 59c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private static final int HANDLE_ANIMATE_DURATION = 200; // ms 60c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 61d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Drawn to show the drag handle in closed state; crossfades to the challenge view 62d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // when challenge is fully visible 63cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell private boolean mEdgeCaptured; 64d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 655da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell private DisplayMetrics mDisplayMetrics; 665da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell 67d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Initialized during measurement from child layoutparams 6874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov private View mExpandChallengeView; 69052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren private KeyguardSecurityContainer mChallengeView; 70eee209313d564be37b8fc068f785b3844cd6597eAdam Powell private View mScrimView; 71cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell private View mWidgetsView; 72d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 73d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Range: 0 (fully hidden) to 1 (fully visible) 74d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private float mChallengeOffset = 1.f; 75d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean mChallengeShowing = true; 76da8f622b908121efa4c838936fce26c11a74799dChris Wren private boolean mChallengeShowingTargetState = true; 7703ad0c09502c72c02af464f1e273af3b6ff799ccChris Wren private boolean mWasChallengeShowing = true; 78eee209313d564be37b8fc068f785b3844cd6597eAdam Powell private boolean mIsBouncing = false; 79d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 80d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private final Scroller mScroller; 81db1c5d596e91713132131601536aaad32e693325Adam Cohen private ObjectAnimator mFader; 82d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private int mScrollState; 830b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell private OnChallengeScrolledListener mScrollListener; 840b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell private OnBouncerStateChangedListener mBouncerListener; 85d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 86d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public static final int SCROLL_STATE_IDLE = 0; 87d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public static final int SCROLL_STATE_DRAGGING = 1; 88d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public static final int SCROLL_STATE_SETTLING = 2; 89db1c5d596e91713132131601536aaad32e693325Adam Cohen public static final int SCROLL_STATE_FADING = 3; 90db1c5d596e91713132131601536aaad32e693325Adam Cohen 918caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private static final int CHALLENGE_FADE_OUT_DURATION = 100; 928caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private static final int CHALLENGE_FADE_IN_DURATION = 160; 93d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 94d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private static final int MAX_SETTLE_DURATION = 600; // ms 95d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 96d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // ID of the pointer in charge of a current drag 97d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private int mActivePointerId = INVALID_POINTER; 98d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private static final int INVALID_POINTER = -1; 99d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 100d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // True if the user is currently dragging the slider 101d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean mDragging; 102d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // True if the user may not drag until a new gesture begins 103d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean mBlockDrag; 104d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 105d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private VelocityTracker mVelocityTracker; 106d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private int mMinVelocity; 107d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private int mMaxVelocity; 108c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private float mGestureStartX, mGestureStartY; // where did you first touch the screen? 109b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler private int mGestureStartChallengeBottom; // where was the challenge at that time? 110c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 111c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int mDragHandleClosedBelow; // handle hitrect extension into the challenge view 112c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int mDragHandleClosedAbove; // extend the handle's hitrect this far above the line 113c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int mDragHandleOpenBelow; // handle hitrect extension into the challenge view 114c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int mDragHandleOpenAbove; // extend the handle's hitrect this far above the line 115c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 1160b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell private int mDragHandleEdgeSlop; 11767625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell private int mChallengeBottomBound; // Number of pixels from the top of the challenge view 11867625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell // that should remain on-screen 119c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 120c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int mTouchSlop; 12174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov private int mTouchSlopSquare; 122c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 1236f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell float mHandleAlpha; 1246f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell float mFrameAlpha; 125cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell float mFrameAnimationTarget = Float.MIN_VALUE; 1266f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell private ObjectAnimator mHandleAnimation; 1276f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell private ObjectAnimator mFrameAnimation; 1286f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 129cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell private boolean mHasGlowpad; 130db1c5d596e91713132131601536aaad32e693325Adam Cohen 131db1c5d596e91713132131601536aaad32e693325Adam Cohen // We have an internal and external version, and we and them together. 132db1c5d596e91713132131601536aaad32e693325Adam Cohen private boolean mChallengeInteractiveExternal = true; 133db1c5d596e91713132131601536aaad32e693325Adam Cohen private boolean mChallengeInteractiveInternal = true; 134cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 1356f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell static final Property<SlidingChallengeLayout, Float> HANDLE_ALPHA = 1366f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell new FloatProperty<SlidingChallengeLayout>("handleAlpha") { 1376f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell @Override 1386f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell public void setValue(SlidingChallengeLayout view, float value) { 1396f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell view.mHandleAlpha = value; 1406f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell view.invalidate(); 1416f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 1426f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 1436f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell @Override 1446f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell public Float get(SlidingChallengeLayout view) { 1456f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell return view.mHandleAlpha; 1466f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 1476f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell }; 1486f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 149d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // True if at least one layout pass has happened since the view was attached. 150d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean mHasLayout; 151d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 152d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private static final Interpolator sMotionInterpolator = new Interpolator() { 153d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public float getInterpolation(float t) { 154d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller t -= 1.0f; 155d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return t * t * t * t * t + 1.0f; 156d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 157d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller }; 158d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 159d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private static final Interpolator sHandleFadeInterpolator = new Interpolator() { 160d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public float getInterpolation(float t) { 161d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return t * t; 162d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 163d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller }; 164d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 165d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private final Runnable mEndScrollRunnable = new Runnable () { 166d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void run() { 167d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller completeChallengeScroll(); 168d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 169d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller }; 170d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 171eee209313d564be37b8fc068f785b3844cd6597eAdam Powell private final OnClickListener mScrimClickListener = new OnClickListener() { 172eee209313d564be37b8fc068f785b3844cd6597eAdam Powell @Override 173eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public void onClick(View v) { 174eee209313d564be37b8fc068f785b3844cd6597eAdam Powell hideBouncer(); 175eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 176eee209313d564be37b8fc068f785b3844cd6597eAdam Powell }; 177eee209313d564be37b8fc068f785b3844cd6597eAdam Powell 17874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov private final OnClickListener mExpandChallengeClickListener = new OnClickListener() { 17974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov @Override 18074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov public void onClick(View v) { 18178a8f126a9af0c4994188adeba1b955b5d4afd28John Spurlock if (!isChallengeShowing()) { 18274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov showChallenge(true); 18374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 18474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 18574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov }; 18674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov 187d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 188d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Listener interface that reports changes in scroll state of the challenge area. 189d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 190d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public interface OnChallengeScrolledListener { 191d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 192d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * The scroll state itself changed. 193d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 194d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <p>scrollState will be one of the following:</p> 195d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 196d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <ul> 197d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <li><code>SCROLL_STATE_IDLE</code> - The challenge area is stationary.</li> 198d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <li><code>SCROLL_STATE_DRAGGING</code> - The user is actively dragging 199d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * the challenge area.</li> 200d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <li><code>SCROLL_STATE_SETTLING</code> - The challenge area is animating 201d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * into place.</li> 202d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * </ul> 203d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 204d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <p>Do not perform expensive operations (e.g. layout) 205d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * while the scroll state is not <code>SCROLL_STATE_IDLE</code>.</p> 206d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 207d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param scrollState The new scroll state of the challenge area. 208d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 209d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void onScrollStateChanged(int scrollState); 210d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 211d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 212d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * The precise position of the challenge area has changed. 213d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 214d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * <p>NOTE: It is NOT safe to modify layout or call any View methods that may 215d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * result in a requestLayout anywhere in your view hierarchy as a result of this call. 216d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * It may be called during drawing.</p> 217d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 218d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param scrollPosition New relative position of the challenge area. 219d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 1.f = fully visible/ready to be interacted with. 220d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 0.f = fully invisible/inaccessible to the user. 221d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param challengeTop Position of the top edge of the challenge view in px in the 222d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * SlidingChallengeLayout's coordinate system. 223d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 224d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void onScrollPositionChanged(float scrollPosition, int challengeTop); 225d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 226d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 227d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public SlidingChallengeLayout(Context context) { 228d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller this(context, null); 229d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 230d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 231d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public SlidingChallengeLayout(Context context, AttributeSet attrs) { 232d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller this(context, attrs, 0); 233d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 234d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 235d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public SlidingChallengeLayout(Context context, AttributeSet attrs, int defStyle) { 236d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(context, attrs, defStyle); 237d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 238d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mScroller = new Scroller(context, sMotionInterpolator); 239d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 240d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final ViewConfiguration vc = ViewConfiguration.get(context); 241d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mMinVelocity = vc.getScaledMinimumFlingVelocity(); 242d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mMaxVelocity = vc.getScaledMaximumFlingVelocity(); 243d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 244fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell final Resources res = getResources(); 245fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell mDragHandleEdgeSlop = res.getDimensionPixelSize(R.dimen.kg_edge_swipe_region_size); 2460b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell 247c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop(); 24874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mTouchSlopSquare = mTouchSlop * mTouchSlop; 249c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 2505da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell mDisplayMetrics = res.getDisplayMetrics(); 2515da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell final float density = mDisplayMetrics.density; 2521bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler 2531bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler // top half of the lock icon, plus another 25% to be sure 254c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mDragHandleClosedAbove = (int) (DRAG_HANDLE_CLOSED_ABOVE * density + 0.5f); 255c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mDragHandleClosedBelow = (int) (DRAG_HANDLE_CLOSED_BELOW * density + 0.5f); 256c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mDragHandleOpenAbove = (int) (DRAG_HANDLE_OPEN_ABOVE * density + 0.5f); 257c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mDragHandleOpenBelow = (int) (DRAG_HANDLE_OPEN_BELOW * density + 0.5f); 258c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler 259c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler // how much space to account for in the handle when closed 260fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell mChallengeBottomBound = res.getDimensionPixelSize(R.dimen.kg_widget_pager_bottom_padding); 2611bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler 262cfc3086b18396df03f982fb98112649dc5b5a6f2Adam Powell setWillNotDraw(false); 263eec4fe2cbe20174ac3b60f0ca90b51271ea98751Adam Powell setSystemUiVisibility(SYSTEM_UI_FLAG_LAYOUT_STABLE); 264cfc3086b18396df03f982fb98112649dc5b5a6f2Adam Powell } 265cfc3086b18396df03f982fb98112649dc5b5a6f2Adam Powell 2666e36f1019cb6d7098b49e036e1640c8cfc6880cfJohn Spurlock public void setHandleAlpha(float alpha) { 2676e36f1019cb6d7098b49e036e1640c8cfc6880cfJohn Spurlock if (mExpandChallengeView != null) { 2686e36f1019cb6d7098b49e036e1640c8cfc6880cfJohn Spurlock mExpandChallengeView.setAlpha(alpha); 2696f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 2706f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 2716f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 272bb5c941149b66c0192736468bb60f47984dd5e1fJohn Spurlock public void setChallengeInteractive(boolean interactive) { 273db1c5d596e91713132131601536aaad32e693325Adam Cohen mChallengeInteractiveExternal = interactive; 27478a8f126a9af0c4994188adeba1b955b5d4afd28John Spurlock if (mExpandChallengeView != null) { 27578a8f126a9af0c4994188adeba1b955b5d4afd28John Spurlock mExpandChallengeView.setEnabled(interactive); 27678a8f126a9af0c4994188adeba1b955b5d4afd28John Spurlock } 277bb5c941149b66c0192736468bb60f47984dd5e1fJohn Spurlock } 278bb5c941149b66c0192736468bb60f47984dd5e1fJohn Spurlock 2796f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell void animateHandle(boolean visible) { 2806f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell if (mHandleAnimation != null) { 2816f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mHandleAnimation.cancel(); 28267625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell mHandleAnimation = null; 283d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 28467625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell final float targetAlpha = visible ? 1.f : 0.f; 28567625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell if (targetAlpha == mHandleAlpha) { 28667625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell return; 28767625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell } 28867625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell mHandleAnimation = ObjectAnimator.ofFloat(this, HANDLE_ALPHA, targetAlpha); 2896f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mHandleAnimation.setInterpolator(sHandleFadeInterpolator); 2906f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mHandleAnimation.setDuration(HANDLE_ANIMATE_DURATION); 2916f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mHandleAnimation.start(); 2926f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 2936f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 294d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private void sendInitialListenerUpdates() { 2950b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mScrollListener != null) { 296d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller int challengeTop = mChallengeView != null ? mChallengeView.getTop() : 0; 2970b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mScrollListener.onScrollPositionChanged(mChallengeOffset, challengeTop); 2980b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mScrollListener.onScrollStateChanged(mScrollState); 299d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 300d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 301d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 302d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void setOnChallengeScrolledListener(OnChallengeScrolledListener listener) { 3030b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mScrollListener = listener; 304d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mHasLayout) { 305d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller sendInitialListenerUpdates(); 306d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 307d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 308d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 3090b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell public void setOnBouncerStateChangedListener(OnBouncerStateChangedListener listener) { 3100b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mBouncerListener = listener; 3110b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell } 3120b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell 313d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 314d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void onAttachedToWindow() { 315d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super.onAttachedToWindow(); 316d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 317d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mHasLayout = false; 318d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 319d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 320d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 321d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void onDetachedFromWindow() { 322d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super.onDetachedFromWindow(); 323d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 324d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller removeCallbacks(mEndScrollRunnable); 325d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mHasLayout = false; 326d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 327d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 3280b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell @Override 3290b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell public void requestChildFocus(View child, View focused) { 3300b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mIsBouncing && child != mChallengeView) { 3310b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell // Clear out of the bouncer if the user tries to move focus outside of 3320b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell // the security challenge view. 3330b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell hideBouncer(); 3340b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell } 3350b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell super.requestChildFocus(child, focused); 3360b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell } 3370b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell 338d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // We want the duration of the page snap animation to be influenced by the distance that 339d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // the screen has to travel, however, we don't want this duration to be effected in a 340d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // purely linear fashion. Instead, we use this method to moderate the effect that the distance 341d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // of travel has on the overall snap duration. 342d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller float distanceInfluenceForSnapDuration(float f) { 343d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller f -= 0.5f; // center the values about 0. 344d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller f *= 0.3f * Math.PI / 2.0f; 345d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return (float) Math.sin(f); 346d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 347d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 348d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller void setScrollState(int state) { 349d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mScrollState != state) { 350d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mScrollState = state; 351d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 3526f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell animateHandle(state == SCROLL_STATE_IDLE && !mChallengeShowing); 3530b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mScrollListener != null) { 3540b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mScrollListener.onScrollStateChanged(state); 355d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 356d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 357d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 358d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 359d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller void completeChallengeScroll() { 360da8f622b908121efa4c838936fce26c11a74799dChris Wren setChallengeShowing(mChallengeShowingTargetState); 361da8f622b908121efa4c838936fce26c11a74799dChris Wren mChallengeOffset = mChallengeShowing ? 1.f : 0.f; 362d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setScrollState(SCROLL_STATE_IDLE); 363db1c5d596e91713132131601536aaad32e693325Adam Cohen mChallengeInteractiveInternal = true; 364cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mChallengeView.setLayerType(LAYER_TYPE_NONE, null); 365d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 366d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 367eee209313d564be37b8fc068f785b3844cd6597eAdam Powell void setScrimView(View scrim) { 368eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (mScrimView != null) { 369eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView.setOnClickListener(null); 370eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 371eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView = scrim; 372eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView.setVisibility(mIsBouncing ? VISIBLE : GONE); 373eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView.setFocusable(true); 374eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView.setOnClickListener(mScrimClickListener); 375eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 376eee209313d564be37b8fc068f785b3844cd6597eAdam Powell 377d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 378d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Animate the bottom edge of the challenge view to the given position. 379d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 380d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param y desired final position for the bottom edge of the challenge view in px 381d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param velocity velocity in 382d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 383d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller void animateChallengeTo(int y, int velocity) { 384d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView == null) { 385d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Nothing to do. 386d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return; 387d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 388db1c5d596e91713132131601536aaad32e693325Adam Cohen 3898caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen cancelTransitionsInProgress(); 390db1c5d596e91713132131601536aaad32e693325Adam Cohen 391db1c5d596e91713132131601536aaad32e693325Adam Cohen mChallengeInteractiveInternal = false; 392db1c5d596e91713132131601536aaad32e693325Adam Cohen mChallengeView.setLayerType(LAYER_TYPE_HARDWARE, null); 39367625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell final int sy = mChallengeView.getBottom(); 39467625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell final int dy = y - sy; 395d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (dy == 0) { 396d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller completeChallengeScroll(); 397d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return; 398d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 399d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 400d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setScrollState(SCROLL_STATE_SETTLING); 401d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 402d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int childHeight = mChallengeView.getHeight(); 403d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int halfHeight = childHeight / 2; 404d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float distanceRatio = Math.min(1f, 1.0f * Math.abs(dy) / childHeight); 405d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float distance = halfHeight + halfHeight * 406d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller distanceInfluenceForSnapDuration(distanceRatio); 407d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 408d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller int duration = 0; 409d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller velocity = Math.abs(velocity); 410d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (velocity > 0) { 411d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller duration = 4 * Math.round(1000 * Math.abs(distance / velocity)); 412d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } else { 413d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float childDelta = (float) Math.abs(dy) / childHeight; 414d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller duration = (int) ((childDelta + 1) * 100); 415d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 416d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller duration = Math.min(duration, MAX_SETTLE_DURATION); 417d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 418d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mScroller.startScroll(0, sy, 0, dy, duration); 419d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller postInvalidateOnAnimation(); 420d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 421d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 422d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private void setChallengeShowing(boolean showChallenge) { 42374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mChallengeShowing == showChallenge) { 42474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return; 42574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 42667625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell mChallengeShowing = showChallenge; 4275a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell 4285a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell if (mExpandChallengeView == null || mChallengeView == null) { 4295a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell // These might not be here yet if we haven't been through layout. 4305a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell // If we haven't, the first layout pass will set everything up correctly 4315a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell // based on mChallengeShowing as set above. 4325a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell return; 4335a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell } 4345a2c5f0efacf5f11a928c8481f6747c3d13ddcfdAdam Powell 43574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mChallengeShowing) { 43674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView.setVisibility(View.INVISIBLE); 43774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mChallengeView.setVisibility(View.VISIBLE); 43874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (AccessibilityManager.getInstance(mContext).isEnabled()) { 43974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mChallengeView.requestAccessibilityFocus(); 44074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mChallengeView.announceForAccessibility(mContext.getString( 44174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov R.string.keyguard_accessibility_unlock_area_expanded)); 44274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 44374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } else { 44474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView.setVisibility(View.VISIBLE); 44574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mChallengeView.setVisibility(View.INVISIBLE); 44674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (AccessibilityManager.getInstance(mContext).isEnabled()) { 44774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView.requestAccessibilityFocus(); 44874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mChallengeView.announceForAccessibility(mContext.getString( 44974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov R.string.keyguard_accessibility_unlock_area_collapsed)); 45074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 45174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 452d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 453d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 454d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 455d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @return true if the challenge is at all visible. 456d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 457d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public boolean isChallengeShowing() { 458d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return mChallengeShowing; 459d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 460d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 461d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 46219a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller public boolean isChallengeOverlapping() { 46319a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller return mChallengeShowing; 46419a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller } 46519a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller 46619a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller @Override 467eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public boolean isBouncing() { 468eee209313d564be37b8fc068f785b3844cd6597eAdam Powell return mIsBouncing; 469eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 470eee209313d564be37b8fc068f785b3844cd6597eAdam Powell 471eee209313d564be37b8fc068f785b3844cd6597eAdam Powell @Override 472eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public void showBouncer() { 473eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (mIsBouncing) return; 47403ad0c09502c72c02af464f1e273af3b6ff799ccChris Wren mWasChallengeShowing = mChallengeShowing; 47503ad0c09502c72c02af464f1e273af3b6ff799ccChris Wren mIsBouncing = true; 4766cf53bb3a94ec5a6eebc96a315dac32d042f1945Winson Chung showChallenge(true); 477eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (mScrimView != null) { 4786f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mScrimView.setVisibility(VISIBLE); 479eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 480052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren if (mChallengeView != null) { 481052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren mChallengeView.showBouncer(HANDLE_ANIMATE_DURATION); 482052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren } 483cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // Mess with padding/margin to inset the bouncer frame. 484cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // We have more space available to us otherwise. 485cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (mChallengeView != null) { 486cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell final LayoutParams lp = (LayoutParams) mChallengeView.getLayoutParams(); 487cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell lp.leftMargin = lp.rightMargin = getChallengeMargin(false); 488cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mChallengeView.setLayoutParams(lp); 489cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 490cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 4910b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mBouncerListener != null) { 4920b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mBouncerListener.onBouncerStateChanged(true); 4930b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell } 494eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 495eee209313d564be37b8fc068f785b3844cd6597eAdam Powell 496eee209313d564be37b8fc068f785b3844cd6597eAdam Powell @Override 497eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public void hideBouncer() { 498eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (!mIsBouncing) return; 49903ad0c09502c72c02af464f1e273af3b6ff799ccChris Wren if (!mWasChallengeShowing) showChallenge(false); 500eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mIsBouncing = false; 501eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (mScrimView != null) { 502eee209313d564be37b8fc068f785b3844cd6597eAdam Powell mScrimView.setVisibility(GONE); 503eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 504052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren if (mChallengeView != null) { 505052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren mChallengeView.hideBouncer(HANDLE_ANIMATE_DURATION); 506052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren } 5070b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mBouncerListener != null) { 5080b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mBouncerListener.onBouncerStateChanged(false); 5090b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell } 510eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } 511eee209313d564be37b8fc068f785b3844cd6597eAdam Powell 512cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell private int getChallengeMargin(boolean expanded) { 513cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell return expanded && mHasGlowpad ? 0 : mDragHandleEdgeSlop; 514cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 515cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 516fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell private float getChallengeAlpha() { 517fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell float x = mChallengeOffset - 1; 518fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell return x * x * x + 1.f; 519fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell } 520fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell 521eee209313d564be37b8fc068f785b3844cd6597eAdam Powell @Override 522d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void requestDisallowInterceptTouchEvent(boolean allowIntercept) { 523d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // We'll intercept whoever we feel like! ...as long as it isn't a challenge view. 524d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // If there are one or more pointers in the challenge view before we take over 525d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // touch events, onInterceptTouchEvent will set mBlockDrag. 526d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 527d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 528d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 529d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public boolean onInterceptTouchEvent(MotionEvent ev) { 530d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mVelocityTracker == null) { 531d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker = VelocityTracker.obtain(); 532d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 533d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker.addMovement(ev); 534d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 535d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int action = ev.getActionMasked(); 536d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller switch (action) { 537022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller case MotionEvent.ACTION_DOWN: 538c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mGestureStartX = ev.getX(); 539b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler mGestureStartY = ev.getY(); 540995270f01175234d0615a0e1900576f142a3b4adAdam Powell mBlockDrag = false; 541022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller break; 542022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller 543d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_CANCEL: 544d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_UP: 545d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller resetTouch(); 546d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 547d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 548d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_MOVE: 549d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int count = ev.getPointerCount(); 550d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller for (int i = 0; i < count; i++) { 551d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float x = ev.getX(i); 552d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float y = ev.getY(i); 553db1c5d596e91713132131601536aaad32e693325Adam Cohen if (!mIsBouncing && mActivePointerId == INVALID_POINTER 5549c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell && (crossedDragHandle(x, y, mGestureStartY) 555c238af5112bee38b3143a65849bd41785c3744b0Adam Powell || (isInChallengeView(x, y) && 5569c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell mScrollState == SCROLL_STATE_SETTLING))) { 557d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mActivePointerId = ev.getPointerId(i); 558c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mGestureStartX = x; 559c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mGestureStartY = y; 560b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler mGestureStartChallengeBottom = getChallengeBottom(); 561d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mDragging = true; 562cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mChallengeView.setLayerType(LAYER_TYPE_HARDWARE, null); 5639c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell } else if (mChallengeShowing && isInChallengeView(x, y)) { 564d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mBlockDrag = true; 565d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 566d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 567d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 568d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 569d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 570db1c5d596e91713132131601536aaad32e693325Adam Cohen if (mBlockDrag || isChallengeInteractionBlocked()) { 571d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mActivePointerId = INVALID_POINTER; 572d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mDragging = false; 573d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 574d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 575d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return mDragging; 576d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 577d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 578db1c5d596e91713132131601536aaad32e693325Adam Cohen private boolean isChallengeInteractionBlocked() { 579db1c5d596e91713132131601536aaad32e693325Adam Cohen return !mChallengeInteractiveExternal || !mChallengeInteractiveInternal; 580db1c5d596e91713132131601536aaad32e693325Adam Cohen } 581db1c5d596e91713132131601536aaad32e693325Adam Cohen 582d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private void resetTouch() { 583d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker.recycle(); 584d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker = null; 585d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mActivePointerId = INVALID_POINTER; 586d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mDragging = mBlockDrag = false; 587d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 588d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 589d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 590d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public boolean onTouchEvent(MotionEvent ev) { 591d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mVelocityTracker == null) { 592d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker = VelocityTracker.obtain(); 593d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 594d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker.addMovement(ev); 595d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 596d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int action = ev.getActionMasked(); 597d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller switch (action) { 598995270f01175234d0615a0e1900576f142a3b4adAdam Powell case MotionEvent.ACTION_DOWN: 599995270f01175234d0615a0e1900576f142a3b4adAdam Powell mBlockDrag = false; 600c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mGestureStartX = ev.getX(); 601995270f01175234d0615a0e1900576f142a3b4adAdam Powell mGestureStartY = ev.getY(); 602995270f01175234d0615a0e1900576f142a3b4adAdam Powell break; 603995270f01175234d0615a0e1900576f142a3b4adAdam Powell 604d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_CANCEL: 605db1c5d596e91713132131601536aaad32e693325Adam Cohen if (mDragging && !isChallengeInteractionBlocked()) { 606d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller showChallenge(0); 607d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 608d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller resetTouch(); 609d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 610d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 611d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_POINTER_UP: 612d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mActivePointerId != ev.getPointerId(ev.getActionIndex())) { 613d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 614d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 615d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_UP: 616db1c5d596e91713132131601536aaad32e693325Adam Cohen if (mDragging && !isChallengeInteractionBlocked()) { 617d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mVelocityTracker.computeCurrentVelocity(1000, mMaxVelocity); 618d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller showChallenge((int) mVelocityTracker.getYVelocity(mActivePointerId)); 619d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 620d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller resetTouch(); 621d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 622d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 623d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller case MotionEvent.ACTION_MOVE: 6246f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell if (!mDragging && !mBlockDrag && !mIsBouncing) { 625d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int count = ev.getPointerCount(); 626d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller for (int i = 0; i < count; i++) { 627d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float x = ev.getX(i); 628d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final float y = ev.getY(i); 629d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 630b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler if ((isInDragHandle(x, y) || crossedDragHandle(x, y, mGestureStartY) || 631d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller (isInChallengeView(x, y) && mScrollState == SCROLL_STATE_SETTLING)) 6321ec464679f731827f626856084f19643fff64a94John Spurlock && mActivePointerId == INVALID_POINTER 633db1c5d596e91713132131601536aaad32e693325Adam Cohen && !isChallengeInteractionBlocked()) { 634c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mGestureStartX = x; 635b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler mGestureStartY = y; 636d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mActivePointerId = ev.getPointerId(i); 637b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler mGestureStartChallengeBottom = getChallengeBottom(); 638d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mDragging = true; 639cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mChallengeView.setLayerType(LAYER_TYPE_HARDWARE, null); 640d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 641d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 642d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 643d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 644d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Not an else; this can be set above. 645d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mDragging) { 646d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // No-op if already in this state, but set it here in case we arrived 647d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // at this point from either intercept or the above. 648d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setScrollState(SCROLL_STATE_DRAGGING); 649d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 650d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int index = ev.findPointerIndex(mActivePointerId); 651d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (index < 0) { 652d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Oops, bogus state. We lost some touch events somewhere. 653d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Just drop it with no velocity and let things settle. 654d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller resetTouch(); 655d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller showChallenge(0); 656d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return true; 657d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 658b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler final float y = ev.getY(index); 659b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler final float pos = Math.min(y - mGestureStartY, 66067625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell getLayoutBottom() - mChallengeBottomBound); 661b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler 662b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler moveChallengeTo(mGestureStartChallengeBottom + (int) pos); 663d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 664d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller break; 665d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 666d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return true; 667d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 668d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 669b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler /** 670cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell * The lifecycle of touch events is subtle and it's very easy to do something 671cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell * that will cause bugs that will be nasty to track when overriding this method. 672cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell * Normally one should always override onInterceptTouchEvent instead. 673cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell * 674cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell * To put it another way, don't try this at home. 675cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell */ 676cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell @Override 677cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell public boolean dispatchTouchEvent(MotionEvent ev) { 678cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell final int action = ev.getActionMasked(); 679cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell boolean handled = false; 680cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (action == MotionEvent.ACTION_DOWN) { 681cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // Defensive programming: if we didn't get the UP or CANCEL, reset anyway. 682cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mEdgeCaptured = false; 683cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 684cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (mWidgetsView != null && !mIsBouncing && (mEdgeCaptured || isEdgeSwipeBeginEvent(ev))) { 685cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // Normally we would need to do a lot of extra stuff here. 686cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // We can only get away with this because we haven't padded in 687cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // the widget pager or otherwise transformed it during layout. 688cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // We also don't support things like splitting MotionEvents. 689cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 690cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // We set handled to captured even if dispatch is returning false here so that 691cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // we don't send a different view a busted or incomplete event stream. 692cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell handled = mEdgeCaptured |= mWidgetsView.dispatchTouchEvent(ev); 693cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 694cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 695cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (!handled && !mEdgeCaptured) { 696cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell handled = super.dispatchTouchEvent(ev); 697cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 698cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 699cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) { 700cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mEdgeCaptured = false; 701cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 702cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 703cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell return handled; 704cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 705cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 706cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell private boolean isEdgeSwipeBeginEvent(MotionEvent ev) { 707cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (ev.getActionMasked() != MotionEvent.ACTION_DOWN) { 708cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell return false; 709cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 710cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 711cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell final float x = ev.getX(); 712cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell return x < mDragHandleEdgeSlop || x >= getWidth() - mDragHandleEdgeSlop; 713cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 714cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell 715cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell /** 716b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler * We only want to add additional vertical space to the drag handle when the panel is fully 717b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler * closed. 718b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler */ 719c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int getDragHandleSizeAbove() { 720c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler return isChallengeShowing() ? mDragHandleOpenAbove : mDragHandleClosedAbove; 721c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler } 722c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler private int getDragHandleSizeBelow() { 723c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler return isChallengeShowing() ? mDragHandleOpenBelow : mDragHandleClosedBelow; 724b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler } 725b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler 726d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean isInChallengeView(float x, float y) { 72774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return isPointInView(x, y, mChallengeView); 728d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 729d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 730d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean isInDragHandle(float x, float y) { 73174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return isPointInView(x, y, mExpandChallengeView); 73274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 733d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 73474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov private boolean isPointInView(float x, float y, View view) { 73574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (view == null) { 73674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return false; 73774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 73874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return x >= view.getLeft() && y >= view.getTop() 73974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov && x < view.getRight() && y < view.getBottom(); 740d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 741d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 742b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler private boolean crossedDragHandle(float x, float y, float initialY) { 7439c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell 744022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller final int challengeTop = mChallengeView.getTop(); 7459c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell final boolean horizOk = x >= 0 && x < getWidth(); 7469c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell 7479c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell final boolean vertOk; 7489c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell if (mChallengeShowing) { 7499c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell vertOk = initialY < (challengeTop - getDragHandleSizeAbove()) && 7509c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell y > challengeTop + getDragHandleSizeBelow(); 7519c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell } else { 7529c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell vertOk = initialY > challengeTop + getDragHandleSizeBelow() && 7539c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell y < challengeTop - getDragHandleSizeAbove(); 7549c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell } 7559c2c77f8bd8288dcafc9f8111396d46b896d1933Adam Powell return horizOk && vertOk; 756022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller } 757022554e3da6e496524387a5d3ecc67ef9749b587Jim Miller 7589799714f6c69efe50e21a6073b879140e5e792b7Adam Powell private int makeChildMeasureSpec(int maxSize, int childDimen) { 7599799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int mode; 7609799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int size; 7619799714f6c69efe50e21a6073b879140e5e792b7Adam Powell switch (childDimen) { 7629799714f6c69efe50e21a6073b879140e5e792b7Adam Powell case LayoutParams.WRAP_CONTENT: 7639799714f6c69efe50e21a6073b879140e5e792b7Adam Powell mode = MeasureSpec.AT_MOST; 7649799714f6c69efe50e21a6073b879140e5e792b7Adam Powell size = maxSize; 7659799714f6c69efe50e21a6073b879140e5e792b7Adam Powell break; 7669799714f6c69efe50e21a6073b879140e5e792b7Adam Powell case LayoutParams.MATCH_PARENT: 7679799714f6c69efe50e21a6073b879140e5e792b7Adam Powell mode = MeasureSpec.EXACTLY; 7689799714f6c69efe50e21a6073b879140e5e792b7Adam Powell size = maxSize; 7699799714f6c69efe50e21a6073b879140e5e792b7Adam Powell break; 7709799714f6c69efe50e21a6073b879140e5e792b7Adam Powell default: 7719799714f6c69efe50e21a6073b879140e5e792b7Adam Powell mode = MeasureSpec.EXACTLY; 7729799714f6c69efe50e21a6073b879140e5e792b7Adam Powell size = Math.min(maxSize, childDimen); 7739799714f6c69efe50e21a6073b879140e5e792b7Adam Powell break; 7749799714f6c69efe50e21a6073b879140e5e792b7Adam Powell } 7759799714f6c69efe50e21a6073b879140e5e792b7Adam Powell return MeasureSpec.makeMeasureSpec(size, mode); 7769799714f6c69efe50e21a6073b879140e5e792b7Adam Powell } 7779799714f6c69efe50e21a6073b879140e5e792b7Adam Powell 778d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 779d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller protected void onMeasure(int widthSpec, int heightSpec) { 780d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (MeasureSpec.getMode(widthSpec) != MeasureSpec.EXACTLY || 781d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller MeasureSpec.getMode(heightSpec) != MeasureSpec.EXACTLY) { 782d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller throw new IllegalArgumentException( 783d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller "SlidingChallengeLayout must be measured with an exact size"); 784d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 785d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 786d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int width = MeasureSpec.getSize(widthSpec); 787d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int height = MeasureSpec.getSize(heightSpec); 788d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setMeasuredDimension(width, height); 789d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 790d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Find one and only one challenge view. 791d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final View oldChallengeView = mChallengeView; 79274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov final View oldExpandChallengeView = mChallengeView; 793d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mChallengeView = null; 79474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView = null; 795d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int count = getChildCount(); 7968a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen 7978a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen // First iteration through the children finds special children and sets any associated 7988a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen // state. 799d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller for (int i = 0; i < count; i++) { 800d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final View child = getChildAt(i); 801d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 802eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (lp.childType == LayoutParams.CHILD_TYPE_CHALLENGE) { 803d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView != null) { 804d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller throw new IllegalStateException( 805d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller "There may only be one child with layout_isChallenge=\"true\""); 806d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 807052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren if (!(child instanceof KeyguardSecurityContainer)) { 808052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren throw new IllegalArgumentException( 809052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren "Challenge must be a KeyguardSecurityContainer"); 810052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren } 811052999f3c94df2659e6e3e7730a2810980f718f7Chris Wren mChallengeView = (KeyguardSecurityContainer) child; 812d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView != oldChallengeView) { 813d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mChallengeView.setVisibility(mChallengeShowing ? VISIBLE : INVISIBLE); 814d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 8156f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell // We're going to play silly games with the frame's background drawable later. 816cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell if (!mHasLayout) { 817cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell // Set up the margin correctly based on our content for the first run. 818cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mHasGlowpad = child.findViewById(R.id.keyguard_selector_view) != null; 819cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell lp.leftMargin = lp.rightMargin = getChallengeMargin(true); 820cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } 82174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } else if (lp.childType == LayoutParams.CHILD_TYPE_EXPAND_CHALLENGE_HANDLE) { 82274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mExpandChallengeView != null) { 82374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov throw new IllegalStateException( 82474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov "There may only be one child with layout_childType" 82574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov + "=\"expandChallengeHandle\""); 82674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 82774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView = child; 82874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mExpandChallengeView != oldExpandChallengeView) { 82974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView.setVisibility(mChallengeShowing ? INVISIBLE : VISIBLE); 83074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mExpandChallengeView.setOnClickListener(mExpandChallengeClickListener); 83174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 832eee209313d564be37b8fc068f785b3844cd6597eAdam Powell } else if (lp.childType == LayoutParams.CHILD_TYPE_SCRIM) { 833eee209313d564be37b8fc068f785b3844cd6597eAdam Powell setScrimView(child); 834cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell } else if (lp.childType == LayoutParams.CHILD_TYPE_WIDGETS) { 835cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell mWidgetsView = child; 836d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 8378a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen } 8388a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen 8395be14ded6762bc51fabbbecb1b2ec01a8c758631Adam Cohen // We want to measure the challenge view first, since the KeyguardWidgetPager 8405be14ded6762bc51fabbbecb1b2ec01a8c758631Adam Cohen // needs to do things its measure pass that are dependent on the challenge view 8415be14ded6762bc51fabbbecb1b2ec01a8c758631Adam Cohen // having been measured. 84274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mChallengeView != null && mChallengeView.getVisibility() != View.GONE) { 8439799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // This one's a little funny. If the IME is present - reported in the form 8449799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // of insets on the root view - we only give the challenge the space it would 8459799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // have had if the IME wasn't there in order to keep the rest of the layout stable. 8469799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // We base this on the layout_maxHeight on the challenge view. If it comes out 8479799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // negative or zero, either we didn't have a maxHeight or we're totally out of space, 8489799714f6c69efe50e21a6073b879140e5e792b7Adam Powell // so give up and measure as if this rule weren't there. 8499799714f6c69efe50e21a6073b879140e5e792b7Adam Powell int challengeHeightSpec = heightSpec; 8509799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final View root = getRootView(); 8519799714f6c69efe50e21a6073b879140e5e792b7Adam Powell if (root != null) { 8529799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final LayoutParams lp = (LayoutParams) mChallengeView.getLayoutParams(); 8539799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int specSize = MeasureSpec.getSize(heightSpec); 8549799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int windowHeight = mDisplayMetrics.heightPixels - root.getPaddingTop(); 8559799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int diff = windowHeight - specSize; 8569799714f6c69efe50e21a6073b879140e5e792b7Adam Powell final int maxChallengeHeight = lp.maxHeight - diff; 8579799714f6c69efe50e21a6073b879140e5e792b7Adam Powell if (maxChallengeHeight > 0) { 8589799714f6c69efe50e21a6073b879140e5e792b7Adam Powell challengeHeightSpec = makeChildMeasureSpec(maxChallengeHeight, lp.height); 8599799714f6c69efe50e21a6073b879140e5e792b7Adam Powell } 8609799714f6c69efe50e21a6073b879140e5e792b7Adam Powell } 8619799714f6c69efe50e21a6073b879140e5e792b7Adam Powell measureChildWithMargins(mChallengeView, widthSpec, 0, challengeHeightSpec, 0); 8628a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen } 863d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 8648a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen // Measure the rest of the children 8658a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen for (int i = 0; i < count; i++) { 8668a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen final View child = getChildAt(i); 86774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (child.getVisibility() == GONE) { 86874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov continue; 86974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 8708a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen // Don't measure the challenge view twice! 8715da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell if (child == mChallengeView) continue; 8725da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell 8735da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell // Measure children. Widget frame measures special, so that we can ignore 8745da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell // insets for the IME. 8755da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell int parentWidthSpec = widthSpec, parentHeightSpec = heightSpec; 8765da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 8775da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell if (lp.childType == LayoutParams.CHILD_TYPE_WIDGETS) { 8785da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell final View root = getRootView(); 8795da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell if (root != null) { 8805da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell // This calculation is super dodgy and relies on several assumptions. 8815da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell // Specifically that the root of the window will be padded in for insets 8825da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell // and that the window is LAYOUT_IN_SCREEN. 8835da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell final int windowWidth = mDisplayMetrics.widthPixels; 8845da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell final int windowHeight = mDisplayMetrics.heightPixels - root.getPaddingTop(); 8855da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell parentWidthSpec = MeasureSpec.makeMeasureSpec( 8865da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell windowWidth, MeasureSpec.EXACTLY); 8875da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell parentHeightSpec = MeasureSpec.makeMeasureSpec( 8885da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell windowHeight, MeasureSpec.EXACTLY); 8895da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell } 8908a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen } 8915da6430fff7812e58ee7e9a05c62d72c36f366c8Adam Powell measureChildWithMargins(child, parentWidthSpec, 0, parentHeightSpec, 0); 892d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 893d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 894d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 895d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 896d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller protected void onLayout(boolean changed, int l, int t, int r, int b) { 897d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int paddingLeft = getPaddingLeft(); 898d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int paddingTop = getPaddingTop(); 899d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int paddingRight = getPaddingRight(); 900d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int paddingBottom = getPaddingBottom(); 901d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int width = r - l; 902d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int height = b - t; 903d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 904d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int count = getChildCount(); 905d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller for (int i = 0; i < count; i++) { 906d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final View child = getChildAt(i); 907d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 908d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (child.getVisibility() == GONE) continue; 909d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 910d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 911d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 912eee209313d564be37b8fc068f785b3844cd6597eAdam Powell if (lp.childType == LayoutParams.CHILD_TYPE_CHALLENGE) { 913d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Challenge views pin to the bottom, offset by a portion of their height, 914d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // and center horizontally. 915d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int center = (paddingLeft + width - paddingRight) / 2; 916d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int childWidth = child.getMeasuredWidth(); 917d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int childHeight = child.getMeasuredHeight(); 918d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int left = center - childWidth / 2; 919d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int layoutBottom = height - paddingBottom - lp.bottomMargin; 920d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // We use the top of the challenge view to position the handle, so 921d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // we never want less than the handle size showing at the bottom. 92267625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell final int bottom = layoutBottom + (int) ((childHeight - mChallengeBottomBound) 923d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * (1 - mChallengeOffset)); 924fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell child.setAlpha(getChallengeAlpha()); 925d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller child.layout(left, bottom - childHeight, left + childWidth, bottom); 92674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } else if (lp.childType == LayoutParams.CHILD_TYPE_EXPAND_CHALLENGE_HANDLE) { 9270f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov final int center = (paddingLeft + width - paddingRight) / 2; 9280f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov final int left = center - child.getMeasuredWidth() / 2; 9290f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov final int right = left + child.getMeasuredWidth(); 9300f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov final int bottom = height - paddingBottom - lp.bottomMargin; 9310f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov final int top = bottom - child.getMeasuredHeight(); 9320f87a72d59a224c819e18cfed4374f4d484198d6Svetoslav Ganov child.layout(left, top, right, bottom); 933d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } else { 934d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller // Non-challenge views lay out from the upper left, layered. 935d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller child.layout(paddingLeft + lp.leftMargin, 936d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller paddingTop + lp.topMargin, 937d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller paddingLeft + child.getMeasuredWidth(), 938d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller paddingTop + child.getMeasuredHeight()); 939d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 940d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 941d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 942d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (!mHasLayout) { 9436f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell mHasLayout = true; 944d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 945d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 946d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 947d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 948d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void draw(Canvas c) { 949d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super.draw(c); 9501bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler if (DEBUG) { 95174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov final Paint debugPaint = new Paint(); 9521bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler debugPaint.setColor(0x40FF00CC); 9531bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler // show the isInDragHandle() rect 9541bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler c.drawRect(mDragHandleEdgeSlop, 955c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mChallengeView.getTop() - getDragHandleSizeAbove(), 9561bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler getWidth() - mDragHandleEdgeSlop, 957c606bf1af953bb8a682589a29809e714c648c291Daniel Sandler mChallengeView.getTop() + getDragHandleSizeBelow(), 9581bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler debugPaint); 9591bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler } 96074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov } 9611bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler 96274bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov public void computeScroll() { 96374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov super.computeScroll(); 9646f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell 96574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (!mScroller.isFinished()) { 96674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mChallengeView == null) { 96774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov // Can't scroll if the view is missing. 96874bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov Log.e(TAG, "Challenge view missing in computeScroll"); 96974bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mScroller.abortAnimation(); 97074bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov return; 9711bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler } 9721bfcc82184824c8dc648a0948303f4b3611ac087Daniel Sandler 97374bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov mScroller.computeScrollOffset(); 97474bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov moveChallengeTo(mScroller.getCurrY()); 97574bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov 97674bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov if (mScroller.isFinished()) { 97774bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov post(mEndScrollRunnable); 9786f35209e728a7a9a56afbbdefd3d7bfa1e05ea73Adam Powell } 979d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 980d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 981d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 9828caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private void cancelTransitionsInProgress() { 9838caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (!mScroller.isFinished()) { 9848caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mScroller.abortAnimation(); 9858caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen completeChallengeScroll(); 9868caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 9878caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (mFader != null) { 9888caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader.cancel(); 9898caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 9908caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 9918caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 9928caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen public void fadeInChallenge() { 9938caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen fadeChallenge(true); 9948caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 9958caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 9968caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen public void fadeOutChallenge() { 9978caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen fadeChallenge(false); 9988caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 9998caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10008caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen public void fadeChallenge(final boolean show) { 10018caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (mChallengeView != null) { 10028caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10038caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen cancelTransitionsInProgress(); 10048caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen float alpha = show ? 1f : 0f; 10058caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen int duration = show ? CHALLENGE_FADE_IN_DURATION : CHALLENGE_FADE_OUT_DURATION; 10068caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader = ObjectAnimator.ofFloat(mChallengeView, "alpha", alpha); 10078caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader.addListener(new AnimatorListenerAdapter() { 10088caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen @Override 10098caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen public void onAnimationStart(Animator animation) { 10108caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen onFadeStart(show); 10118caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10128caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen @Override 10138caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen public void onAnimationEnd(Animator animation) { 10148caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen onFadeEnd(show); 10158caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10168caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen }); 10178caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader.setDuration(duration); 10188caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader.start(); 10198caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10208caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10218caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10228caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private int getMaxChallengeBottom() { 10238caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (mChallengeView == null) return 0; 10248caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen final int layoutBottom = getLayoutBottom(); 10258caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen final int challengeHeight = mChallengeView.getMeasuredHeight(); 10268caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10278caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen return (layoutBottom + challengeHeight - mChallengeBottomBound); 10288caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10298caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10308caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private int getMinChallengeBottom() { 10318caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen return getLayoutBottom(); 10328caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10338caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10348caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10358caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private void onFadeStart(boolean show) { 10368caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mChallengeInteractiveInternal = false; 10378caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mChallengeView.setLayerType(LAYER_TYPE_HARDWARE, null); 10388caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10398caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (show) { 10408caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen moveChallengeTo(getMinChallengeBottom()); 10418caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10428caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10438caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen setScrollState(SCROLL_STATE_FADING); 10448caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10458caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10468caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen private void onFadeEnd(boolean show) { 10478caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mChallengeInteractiveInternal = true; 10488caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen setChallengeShowing(show); 10498caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10508caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen if (!show) { 10518caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen moveChallengeTo(getMaxChallengeBottom()); 10528caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10538caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 10548caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mChallengeView.setLayerType(LAYER_TYPE_NONE, null); 10558caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen mFader = null; 10568caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen setScrollState(SCROLL_STATE_IDLE); 10578caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen } 10588caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen 1059e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen public int getMaxChallengeTop() { 1060e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen if (mChallengeView == null) return 0; 1061e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen 1062e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen final int layoutBottom = getLayoutBottom(); 10638a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen final int challengeHeight = mChallengeView.getMeasuredHeight(); 1064e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen return layoutBottom - challengeHeight; 1065e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen } 1066e3643138c89d49a01ba6a622ffaf71c9a95d5cdcAdam Cohen 1067d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller /** 1068d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Move the bottom edge of mChallengeView to a new position and notify the listener 1069d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * if it represents a change in position. Changes made through this method will 1070d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * be stable across layout passes. If this method is called before first layout of 1071d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * this SlidingChallengeLayout it will have no effect. 1072d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * 1073d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param bottom New bottom edge in px in this SlidingChallengeLayout's coordinate system. 1074d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @return true if the challenge view was moved 1075d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 1076d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private boolean moveChallengeTo(int bottom) { 1077d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView == null || !mHasLayout) { 1078d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return false; 1079d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1080d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1081b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler final int layoutBottom = getLayoutBottom(); 1082d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final int challengeHeight = mChallengeView.getHeight(); 1083d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 10848caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen bottom = Math.max(getMinChallengeBottom(), 10858caabadd02c7bef701c44dc1718a9a493cbd1261Adam Cohen Math.min(bottom, getMaxChallengeBottom())); 1086d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 108767625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell float offset = 1.f - (float) (bottom - layoutBottom) / 108867625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell (challengeHeight - mChallengeBottomBound); 1089d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mChallengeOffset = offset; 1090d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (offset > 0 && !mChallengeShowing) { 1091d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setChallengeShowing(true); 1092d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1093d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1094d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller mChallengeView.layout(mChallengeView.getLeft(), 1095d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller bottom - mChallengeView.getHeight(), mChallengeView.getRight(), bottom); 1096d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1097fa668cc930544e8b231c1fbf3ad496374b7aa21cAdam Powell mChallengeView.setAlpha(getChallengeAlpha()); 10980b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell if (mScrollListener != null) { 10990b1b552268bc6641cc5d01fb80c12258da9c6985Adam Powell mScrollListener.onScrollPositionChanged(offset, mChallengeView.getTop()); 1100d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1101d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller postInvalidateOnAnimation(); 1102d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return true; 1103d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1104d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1105b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler /** 1106b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler * The bottom edge of this SlidingChallengeLayout's coordinate system; will coincide with 1107b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler * the bottom edge of mChallengeView when the challenge is fully opened. 1108b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler */ 1109b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler private int getLayoutBottom() { 1110b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler final int bottomMargin = (mChallengeView == null) 1111b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler ? 0 1112b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler : ((LayoutParams) mChallengeView.getLayoutParams()).bottomMargin; 11138a7785c7aa2df74203276299e10b0d9056cd0560Adam Cohen final int layoutBottom = getMeasuredHeight() - getPaddingBottom() - bottomMargin; 1114b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler return layoutBottom; 1115b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler } 1116b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler 1117b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler /** 1118b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler * The bottom edge of mChallengeView; essentially, where the sliding challenge 'is'. 1119b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler */ 1120d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private int getChallengeBottom() { 1121d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView == null) return 0; 1122d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1123d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return mChallengeView.getBottom(); 1124d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1125d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1126b42b842ee873160acf317fc3ff6339243514b008Daniel Sandler /** 1127d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * Show or hide the challenge view, animating it if necessary. 1128d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller * @param show true to show, false to hide 1129d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller */ 1130d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public void showChallenge(boolean show) { 1131d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller showChallenge(show, 0); 1132995270f01175234d0615a0e1900576f142a3b4adAdam Powell if (!show) { 1133995270f01175234d0615a0e1900576f142a3b4adAdam Powell // Block any drags in progress so that callers can use this to disable dragging 1134995270f01175234d0615a0e1900576f142a3b4adAdam Powell // for other touch interactions. 1135995270f01175234d0615a0e1900576f142a3b4adAdam Powell mBlockDrag = true; 1136995270f01175234d0615a0e1900576f142a3b4adAdam Powell } 1137d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1138d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1139d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private void showChallenge(int velocity) { 1140d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller boolean show = false; 1141d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (Math.abs(velocity) > mMinVelocity) { 1142d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller show = velocity < 0; 1143d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } else { 1144d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller show = mChallengeOffset >= 0.5f; 1145d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1146d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller showChallenge(show, velocity); 1147d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1148d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1149d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller private void showChallenge(boolean show, int velocity) { 1150d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mChallengeView == null) { 1151d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller setChallengeShowing(false); 1152d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return; 1153d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1154d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1155d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller if (mHasLayout) { 1156da8f622b908121efa4c838936fce26c11a74799dChris Wren mChallengeShowingTargetState = show; 115767625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell final int layoutBottom = getLayoutBottom(); 1158d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller animateChallengeTo(show ? layoutBottom : 115967625e29208a97afeb8dca22a73c52ad7b4619baAdam Powell layoutBottom + mChallengeView.getHeight() - mChallengeBottomBound, velocity); 1160d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1161d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1162d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 116319a5267003e7dc70100a4bd4f1f449523b2ff38bJim Miller @Override 1164d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 1165d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return new LayoutParams(getContext(), attrs); 1166d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1167d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1168d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 1169d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 1170d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return p instanceof LayoutParams ? new LayoutParams((LayoutParams) p) : 1171d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller p instanceof MarginLayoutParams ? new LayoutParams((MarginLayoutParams) p) : 1172d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller new LayoutParams(p); 1173d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1174d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1175d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 1176d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller protected ViewGroup.LayoutParams generateDefaultLayoutParams() { 1177d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return new LayoutParams(); 1178d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1179d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1180d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller @Override 1181d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 1182d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller return p instanceof LayoutParams; 1183d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1184d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1185d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public static class LayoutParams extends MarginLayoutParams { 1186eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public int childType = CHILD_TYPE_NONE; 1187eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public static final int CHILD_TYPE_NONE = 0; 1188eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public static final int CHILD_TYPE_CHALLENGE = 2; 1189eee209313d564be37b8fc068f785b3844cd6597eAdam Powell public static final int CHILD_TYPE_SCRIM = 4; 1190cdf8b487456115a1bcc626f53b8da63308dc42ddAdam Powell public static final int CHILD_TYPE_WIDGETS = 5; 119174bdd21629681528dbe7f3ea363d99c8514e026bSvetoslav Ganov public static final int CHILD_TYPE_EXPAND_CHALLENGE_HANDLE = 6; 1192d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 11939799714f6c69efe50e21a6073b879140e5e792b7Adam Powell public int maxHeight; 11949799714f6c69efe50e21a6073b879140e5e792b7Adam Powell 1195d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams() { 1196d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller this(MATCH_PARENT, WRAP_CONTENT); 1197d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1198d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1199d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams(int width, int height) { 1200d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(width, height); 1201d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1202d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1203d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams(android.view.ViewGroup.LayoutParams source) { 1204d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(source); 1205d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1206d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1207d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams(MarginLayoutParams source) { 1208d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(source); 1209d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1210d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1211d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams(LayoutParams source) { 1212d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(source); 1213d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1214eee209313d564be37b8fc068f785b3844cd6597eAdam Powell childType = source.childType; 1215d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1216d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1217d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller public LayoutParams(Context c, AttributeSet attrs) { 1218d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller super(c, attrs); 1219d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller 1220d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller final TypedArray a = c.obtainStyledAttributes(attrs, 1221d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller R.styleable.SlidingChallengeLayout_Layout); 1222eee209313d564be37b8fc068f785b3844cd6597eAdam Powell childType = a.getInt(R.styleable.SlidingChallengeLayout_Layout_layout_childType, 1223eee209313d564be37b8fc068f785b3844cd6597eAdam Powell CHILD_TYPE_NONE); 12249799714f6c69efe50e21a6073b879140e5e792b7Adam Powell maxHeight = a.getDimensionPixelSize( 12259799714f6c69efe50e21a6073b879140e5e792b7Adam Powell R.styleable.SlidingChallengeLayout_Layout_layout_maxHeight, 0); 1226d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller a.recycle(); 1227d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1228d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller } 1229d6523da1ad7bae805a3dbea8d7b398d86cd3c181Jim Miller} 1230