PieRenderer.java revision e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48e
11373b98135b2854578111dd535e24d39c8853f14Michael Kolb/* 21373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Copyright (C) 2012 The Android Open Source Project 31373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 41373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Licensed under the Apache License, Version 2.0 (the "License"); 51373b98135b2854578111dd535e24d39c8853f14Michael Kolb * you may not use this file except in compliance with the License. 61373b98135b2854578111dd535e24d39c8853f14Michael Kolb * You may obtain a copy of the License at 71373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 81373b98135b2854578111dd535e24d39c8853f14Michael Kolb * http://www.apache.org/licenses/LICENSE-2.0 91373b98135b2854578111dd535e24d39c8853f14Michael Kolb * 101373b98135b2854578111dd535e24d39c8853f14Michael Kolb * Unless required by applicable law or agreed to in writing, software 111373b98135b2854578111dd535e24d39c8853f14Michael Kolb * distributed under the License is distributed on an "AS IS" BASIS, 121373b98135b2854578111dd535e24d39c8853f14Michael Kolb * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 131373b98135b2854578111dd535e24d39c8853f14Michael Kolb * See the License for the specific language governing permissions and 141373b98135b2854578111dd535e24d39c8853f14Michael Kolb * limitations under the License. 151373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 161373b98135b2854578111dd535e24d39c8853f14Michael Kolb 171373b98135b2854578111dd535e24d39c8853f14Michael Kolbpackage com.android.camera.ui; 181373b98135b2854578111dd535e24d39c8853f14Michael Kolb 191a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolbimport android.animation.Animator; 201a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolbimport android.animation.AnimatorListenerAdapter; 211373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.Context; 221373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.res.Resources; 231373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Canvas; 241373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Color; 251373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Paint; 261373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Path; 271373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Point; 281373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.PointF; 291373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.RectF; 301373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Handler; 311373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Message; 321373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.MotionEvent; 331373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.View; 34e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolbimport android.view.ViewConfiguration; 35c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Animation; 36c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Transformation; 371373b98135b2854578111dd535e24d39c8853f14Michael Kolb 381373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport com.android.camera.R; 391a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolbimport com.android.gallery3d.common.ApiHelper; 401373b98135b2854578111dd535e24d39c8853f14Michael Kolb 411373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport java.util.ArrayList; 421373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport java.util.List; 431373b98135b2854578111dd535e24d39c8853f14Michael Kolb 448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolbpublic class PieRenderer extends OverlayRenderer 458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb implements FocusIndicator { 461373b98135b2854578111dd535e24d39c8853f14Michael Kolb 471373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final String TAG = "CAM Pie"; 481373b98135b2854578111dd535e24d39c8853f14Michael Kolb 498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // Sometimes continuous autofocus starts and stops several times quickly. 508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // These states are used to make sure the animation is run for at least some 518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // time. 528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mState; 538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private ScaleAnimation mAnimation = new ScaleAnimation(); 548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_IDLE = 0; 558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_FOCUSING = 1; 568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_FINISHING = 2; 578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int STATE_PIE = 3; 588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Runnable mDisappear = new Disappear(); 608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Animation.AnimationListener mEndAction = new EndAction(); 61673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final int SCALING_UP_TIME = 600; 62673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final int SCALING_DOWN_TIME = 100; 638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DISAPPEAR_TIMEOUT = 200; 648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DIAL_HORIZONTAL = 157; 658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 66e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private static final long PIE_FADE_IN_DURATION = 200; 67673da081181c72352d57c9bf97badb2929370685Michael Kolb private static final long FOCUS_TAP_TIMEOUT = 500; 68e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private static final long PIE_SELECT_FADE_DURATION = 300; 691373b98135b2854578111dd535e24d39c8853f14Michael Kolb 701373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_OPEN = 2; 711373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_CLOSE = 3; 72e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private static final int MSG_FOCUS_TAP = 4; 731373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final float PIE_SWEEP = (float)(Math.PI * 2 / 3); 741373b98135b2854578111dd535e24d39c8853f14Michael Kolb // geometry 751373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Point mCenter; 761373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadius; 771373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadiusInc; 788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 791373b98135b2854578111dd535e24d39c8853f14Michael Kolb // the detection if touch is inside a slice is offset 801373b98135b2854578111dd535e24d39c8853f14Michael Kolb // inbounds by this amount to allow the selection to show before the 811373b98135b2854578111dd535e24d39c8853f14Michael Kolb // finger covers it 821373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mTouchOffset; 831373b98135b2854578111dd535e24d39c8853f14Michael Kolb 841373b98135b2854578111dd535e24d39c8853f14Michael Kolb private List<PieItem> mItems; 851373b98135b2854578111dd535e24d39c8853f14Michael Kolb 861373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mOpenItem; 871373b98135b2854578111dd535e24d39c8853f14Michael Kolb 881373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mNormalPaint; 891373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSelectedPaint; 901373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSubPaint; 911373b98135b2854578111dd535e24d39c8853f14Michael Kolb 921373b98135b2854578111dd535e24d39c8853f14Michael Kolb // touch handling 931373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mCurrentItem; 941373b98135b2854578111dd535e24d39c8853f14Michael Kolb 958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Paint mFocusPaint; 96673da081181c72352d57c9bf97badb2929370685Michael Kolb private int mSuccessColor; 97673da081181c72352d57c9bf97badb2929370685Michael Kolb private int mFailColor; 988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCircleSize; 998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusX; 1008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusY; 1018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterX; 1028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterY; 1038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mDialAngle; 1058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mCircle; 1068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mDial; 1078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint1; 1088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint2; 1098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mStartAnimationAngle; 1108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private boolean mFocused; 1118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerOffset; 1128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mOuterStroke; 1138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerStroke; 114a0dd52298b55357a711663180677efa39d35e5abMichael Kolb private boolean mFocusFromTap; 11555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb private boolean mTapMode; 116fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb private boolean mBlockFocus; 117e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private int mTouchSlopSquared; 118e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private Point mDown; 119e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private boolean mOpening; 120e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb 1218042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1228042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1231373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Handler mHandler = new Handler() { 1241373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void handleMessage(Message msg) { 1251373b98135b2854578111dd535e24d39c8853f14Michael Kolb switch(msg.what) { 1261373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_OPEN: 12763e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb if (mListener != null) { 1281373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieOpened(mCenter.x, mCenter.y); 1291373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1301373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1311373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_CLOSE: 13263e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb if (mListener != null) { 1331373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieClosed(); 1341373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1351373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 136a0dd52298b55357a711663180677efa39d35e5abMichael Kolb case MSG_FOCUS_TAP: 137a0dd52298b55357a711663180677efa39d35e5abMichael Kolb // reset flag 13855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = false; 13955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (mState == STATE_PIE) { 14055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(false); 14155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 142a0dd52298b55357a711663180677efa39d35e5abMichael Kolb break; 1431373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1441373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1451373b98135b2854578111dd535e24d39c8853f14Michael Kolb }; 1461373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1471373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieListener mListener; 1481373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1491373b98135b2854578111dd535e24d39c8853f14Michael Kolb static public interface PieListener { 1501373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieOpened(int centerX, int centerY); 1511373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieClosed(); 1521373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1531373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1541373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void setPieListener(PieListener pl) { 1551373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener = pl; 1561373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1571373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1581373b98135b2854578111dd535e24d39c8853f14Michael Kolb public PieRenderer(Context context) { 1591373b98135b2854578111dd535e24d39c8853f14Michael Kolb init(context); 1601373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 161e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb 1621373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void init(Context ctx) { 163ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(false); 1641373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems = new ArrayList<PieItem>(); 1651373b98135b2854578111dd535e24d39c8853f14Michael Kolb Resources res = ctx.getResources(); 166a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadius = (int) res.getDimensionPixelSize(R.dimen.pie_radius_start); 167eede360bc53b9eb7192b7117447622d6d7a5d220Michael Kolb mCircleSize = mRadius - res.getDimensionPixelSize(R.dimen.focus_radius_offset); 168a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadiusInc = (int) res.getDimensionPixelSize(R.dimen.pie_radius_increment); 169a521253223897b099995e0af08982b4236ce5861Michael Kolb mTouchOffset = (int) res.getDimensionPixelSize(R.dimen.pie_touch_offset); 1701373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter = new Point(0,0); 1711373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint = new Paint(); 1721373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setColor(Color.argb(0, 0, 0, 0)); 1731373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setAntiAlias(true); 1741373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint = new Paint(); 175673da081181c72352d57c9bf97badb2929370685Michael Kolb mSelectedPaint.setColor(Color.argb(255, 51, 181, 229)); 1761373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint.setAntiAlias(true); 1771373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint = new Paint(); 1781373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint.setAntiAlias(true); 179673da081181c72352d57c9bf97badb2929370685Michael Kolb mSubPaint.setColor(Color.argb(200, 250, 230, 128)); 1808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint = new Paint(); 1818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setAntiAlias(true); 1828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setColor(Color.WHITE); 1838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStyle(Paint.Style.STROKE); 184673da081181c72352d57c9bf97badb2929370685Michael Kolb mSuccessColor = Color.GREEN; 185673da081181c72352d57c9bf97badb2929370685Michael Kolb mFailColor = Color.RED; 1868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle = new RectF(); 1878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial = new RectF(); 1888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint1 = new Point(); 1898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2 = new Point(); 1908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerOffset = res.getDimensionPixelSize(R.dimen.focus_inner_offset); 1918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOuterStroke = res.getDimensionPixelSize(R.dimen.focus_outer_stroke); 1928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerStroke = res.getDimensionPixelSize(R.dimen.focus_inner_stroke); 193a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mState = STATE_IDLE; 194fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb mBlockFocus = false; 195e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mTouchSlopSquared = ViewConfiguration.get(ctx).getScaledTouchSlop(); 196e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mTouchSlopSquared = mTouchSlopSquared * mTouchSlopSquared; 197e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mDown = new Point(); 198a0dd52298b55357a711663180677efa39d35e5abMichael Kolb } 1998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 200673da081181c72352d57c9bf97badb2929370685Michael Kolb public boolean showsItems() { 20155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb return mTapMode; 202673da081181c72352d57c9bf97badb2929370685Michael Kolb } 203673da081181c72352d57c9bf97badb2929370685Michael Kolb 2041373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void addItem(PieItem item) { 2051373b98135b2854578111dd535e24d39c8853f14Michael Kolb // add the item to the pie itself 2061373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.add(item); 2071373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2081373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2091373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void removeItem(PieItem item) { 2101373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.remove(item); 2111373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2121373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2131373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void clearItems() { 2141373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.clear(); 2151373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2161373b98135b2854578111dd535e24d39c8853f14Michael Kolb 217a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb public void showInCenter() { 218d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if ((mState == STATE_PIE) && isVisible()) { 219d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb mTapMode = false; 220d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb show(false); 221d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb } else { 222d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if (mState != STATE_IDLE) { 223d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 224d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb cancelFocus(); 225d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb } 226d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mState = STATE_PIE; 227d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb setCenter(mCenterX, mCenterY); 228d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb mTapMode = true; 229d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb show(true); 230d560a87ef69c81e0b313898f0d673c57d89ff740Michael Kolb } 231a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb } 232a5e23d9eb2bc96e7da4c021df2e11c1c43d379cdMichael Kolb 23369853ec0cefd7efae87db0f81947f8789c42249dMichael Kolb public void hide() { 23469853ec0cefd7efae87db0f81947f8789c42249dMichael Kolb show(false); 23569853ec0cefd7efae87db0f81947f8789c42249dMichael Kolb } 23669853ec0cefd7efae87db0f81947f8789c42249dMichael Kolb 2371373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 2381373b98135b2854578111dd535e24d39c8853f14Michael Kolb * guaranteed has center set 2391373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param show 2401373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 2411373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void show(boolean show) { 2421373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (show) { 2438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_PIE; 2441373b98135b2854578111dd535e24d39c8853f14Michael Kolb // ensure clean state 2451373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 2461373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 2471373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : mItems) { 2481373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(false); 2491373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2501373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutPie(); 2511a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb fadeIn(); 252b8c5a15af9e8f1adb1849072a6f5a1830887b43eMichael Kolb } else { 253b8c5a15af9e8f1adb1849072a6f5a1830887b43eMichael Kolb mState = STATE_IDLE; 254fd187ac6cfd6129882ae0bcea1034f4d18fcdff8Michael Kolb mTapMode = false; 2551373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 256ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(show); 257ad639dff251233032734106afe4fe51a52be3721Michael Kolb mHandler.sendEmptyMessage(show ? MSG_OPEN : MSG_CLOSE); 2584d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 2594d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb 2601a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb private void fadeIn() { 2611a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb if (!ApiHelper.HAS_VIEW_PROPERTY_ANIMATOR) return; 2621a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb mOverlay.setAlpha(0); 263e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mOverlay.animate().alpha(1f).setDuration(PIE_FADE_IN_DURATION).setListener( 2641a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb new AnimatorListenerAdapter() { 2651a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb @Override 2661a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb public void onAnimationEnd(Animator animation) { 2671a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb mOverlay.setAlpha(1); 2681a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb } 2691a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb }); 2701a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb } 2711a9a41b66187eac7ff59f22a50de0d9d9403e4ceMichael Kolb 272c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void setCenter(int x, int y) { 2731373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.x = x; 2741373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.y = y; 2758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the pie menu, align the focus ring 2768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb alignFocus(x, y); 2778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 2798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setupPie(int x, int y) { 2808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the focus ring, align pie items 2818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.x = x; 2828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.y = y; 2838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCurrentItem = null; 2848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOpenItem = null; 2858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb for (PieItem item : mItems) { 2868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb item.setSelected(false); 2878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb layoutPie(); 2891373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2901373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2911373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void layoutPie() { 2921373b98135b2854578111dd535e24d39c8853f14Michael Kolb int rgap = 2; 2931373b98135b2854578111dd535e24d39c8853f14Michael Kolb int inner = mRadius + rgap; 2941373b98135b2854578111dd535e24d39c8853f14Michael Kolb int outer = mRadius + mRadiusInc - rgap; 2951373b98135b2854578111dd535e24d39c8853f14Michael Kolb int gap = 1; 2961373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutItems(mItems, (float) (Math.PI / 2), inner, outer, gap); 2971373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2981373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2994d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb private void layoutItems(List<PieItem> items, float centerAngle, int inner, 3004d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb int outer, int gap) { 3011373b98135b2854578111dd535e24d39c8853f14Michael Kolb float emptyangle = PIE_SWEEP / 16; 3021373b98135b2854578111dd535e24d39c8853f14Michael Kolb float sweep = (float) (PIE_SWEEP - 2 * emptyangle) / items.size(); 3031373b98135b2854578111dd535e24d39c8853f14Michael Kolb float angle = centerAngle - PIE_SWEEP / 2 + emptyangle + sweep / 2; 304b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // check if we have custom geometry 305b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // first item we find triggers custom sweep for all 306b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // this allows us to re-use the path 307b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb for (PieItem item : items) { 308b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 309b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb sweep = item.getSweep(); 310b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb break; 311b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 312b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 3134d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb Path path = makeSlice(getDegrees(0) - gap, getDegrees(sweep) + gap, 3144d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer, inner, mCenter); 3151373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 3161373b98135b2854578111dd535e24d39c8853f14Michael Kolb // shared between items 3171373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setPath(path); 3181373b98135b2854578111dd535e24d39c8853f14Michael Kolb View view = item.getView(); 319b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 320b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb angle = item.getCenter(); 321b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 3221373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (view != null) { 3231373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.measure(view.getLayoutParams().width, 3241373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.getLayoutParams().height); 3251373b98135b2854578111dd535e24d39c8853f14Michael Kolb int w = view.getMeasuredWidth(); 3261373b98135b2854578111dd535e24d39c8853f14Michael Kolb int h = view.getMeasuredHeight(); 3271373b98135b2854578111dd535e24d39c8853f14Michael Kolb // move views to outer border 3281373b98135b2854578111dd535e24d39c8853f14Michael Kolb int r = inner + (outer - inner) * 2 / 3; 3291373b98135b2854578111dd535e24d39c8853f14Michael Kolb int x = (int) (r * Math.cos(angle)); 3301373b98135b2854578111dd535e24d39c8853f14Michael Kolb int y = mCenter.y - (int) (r * Math.sin(angle)) - h / 2; 3311373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = mCenter.x + x - w / 2; 3321373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.layout(x, y, x + w, y + h); 3331373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3341373b98135b2854578111dd535e24d39c8853f14Michael Kolb float itemstart = angle - sweep / 2; 3351373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setGeometry(itemstart, sweep, inner, outer); 3361373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (item.hasItems()) { 3374d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb layoutItems(item.getItems(), angle, inner, 3384d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer + mRadiusInc / 2, gap); 3391373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3401373b98135b2854578111dd535e24d39c8853f14Michael Kolb angle += sweep; 3411373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3424d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 3431373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3441373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Path makeSlice(float start, float end, int outer, int inner, Point center) { 3451373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bb = 3461373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - outer, center.y - outer, center.x + outer, 3471373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + outer); 3481373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bbi = 3491373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - inner, center.y - inner, center.x + inner, 3501373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + inner); 3511373b98135b2854578111dd535e24d39c8853f14Michael Kolb Path path = new Path(); 3521373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bb, start, end - start, true); 3531373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bbi, end, start - end); 3541373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.close(); 3551373b98135b2854578111dd535e24d39c8853f14Michael Kolb return path; 3561373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3571373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3581373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 3591373b98135b2854578111dd535e24d39c8853f14Michael Kolb * converts a 360b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb * @param angle from 0..PI to Android degrees (clockwise starting at 3 o'clock) 3611373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return skia angle 3621373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 3631373b98135b2854578111dd535e24d39c8853f14Michael Kolb private float getDegrees(double angle) { 3641373b98135b2854578111dd535e24d39c8853f14Michael Kolb return (float) (360 - 180 * angle / Math.PI); 3651373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3661373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3672b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb private void startFadeOut() { 3682b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb if (ApiHelper.HAS_VIEW_PROPERTY_ANIMATOR) { 3692b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb mOverlay.animate().alpha(0).setListener(new AnimatorListenerAdapter() { 3702b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb @Override 3712b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb public void onAnimationEnd(Animator animation) { 3722b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb deselect(); 3732b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb show(false); 3742b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb mOverlay.setAlpha(1); 3752b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb super.onAnimationEnd(animation); 3762b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb } 377e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb }).setDuration(PIE_SELECT_FADE_DURATION); 3782b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb } else { 3792b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb deselect(); 3802b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb show(false); 3812b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb } 3822b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb } 3832b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb 3841373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 3851373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onDraw(Canvas canvas) { 3868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawFocus(canvas); 3878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FINISHING) return; 388ad639dff251233032734106afe4fe51a52be3721Michael Kolb if (mOpenItem == null) { 389ad639dff251233032734106afe4fe51a52be3721Michael Kolb // draw base menu 390ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem item : mItems) { 391ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, item); 392ad639dff251233032734106afe4fe51a52be3721Michael Kolb } 393ad639dff251233032734106afe4fe51a52be3721Michael Kolb } else { 394ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem inner : mOpenItem.getItems()) { 395ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, inner); 3961373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3971373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3981373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3991373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4001373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void drawItem(Canvas canvas, PieItem item) { 401d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if ((mState == STATE_PIE) && (item.getView() != null)) { 402d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if (item.getPath() != null) { 403d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb Paint p = item.isSelected() ? mSelectedPaint : mNormalPaint; 404d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb int state = canvas.save(); 405d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb float r = getDegrees(item.getStartAngle()); 406d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb canvas.rotate(r, mCenter.x, mCenter.y); 407d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb canvas.drawPath(item.getPath(), p); 408d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb canvas.restoreToCount(state); 409d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb // draw the item view 410d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb View view = item.getView(); 411d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb state = canvas.save(); 412d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb canvas.translate(view.getX(), view.getY()); 413d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb view.draw(canvas); 414d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb canvas.restoreToCount(state); 4158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 4161373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4171373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4181373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4191373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 4201373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean onTouchEvent(MotionEvent evt) { 4211373b98135b2854578111dd535e24d39c8853f14Michael Kolb float x = evt.getX(); 4221373b98135b2854578111dd535e24d39c8853f14Michael Kolb float y = evt.getY(); 4231373b98135b2854578111dd535e24d39c8853f14Michael Kolb int action = evt.getActionMasked(); 42455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb PointF polar = getPolar(x, y, !(mTapMode)); 4251373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (MotionEvent.ACTION_DOWN == action) { 426e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mDown.x = (int) evt.getX(); 427e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mDown.y = (int) evt.getY(); 428e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mOpening = false; 42955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (mTapMode) { 43055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb PieItem item = findItem(polar); 43155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if ((item != null) && (mCurrentItem != item)) { 43255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 43355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_PIE; 43455f0d13040df45c75704df9d633b444cb36f2465Michael Kolb onEnter(item); 43555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 43655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } else { 43755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb setCenter((int) x, (int) y); 43855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb show(true); 43955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 4401373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 4411373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_UP == action) { 4422b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb if (isVisible()) { 4432b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb PieItem item = mCurrentItem; 4442b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb if (mTapMode) { 4452b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb item = findItem(polar); 446e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb if (item != null && mOpening) { 447e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mOpening = false; 448e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb return true; 449e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb } 4502b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb } 45155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (item == null) { 45255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = false; 4532b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb show(false); 454e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb } else if (!mOpening 455e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb && !item.hasItems() && item.getView() != null) { 45663e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb item.getView().performClick(); 4572b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb startFadeOut(); 4582b2e0831c0494ea45fe2d57869a2dc09cefae19eMichael Kolb mTapMode = false; 4591373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4601373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 4611373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4621373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_CANCEL == action) { 46355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (isVisible() || mTapMode) { 4641373b98135b2854578111dd535e24d39c8853f14Michael Kolb show(false); 4651373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 46663e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb deselect(); 4671373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4681373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_MOVE == action) { 4694d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (polar.y < mRadius) { 4704d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (mOpenItem != null) { 4714d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb mOpenItem = null; 47263e79531bd35bd5bc1fc11cbc1f93acb6b9c7b0bMichael Kolb } else { 4731373b98135b2854578111dd535e24d39c8853f14Michael Kolb deselect(); 4741373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4754d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb return false; 4764d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 4774d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb PieItem item = findItem(polar); 478e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb boolean moved = hasMoved(evt); 479e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb if ((item != null) && (mCurrentItem != item) && (!mOpening || moved)) { 480e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb // only select if we didn't just open or have moved past slop 481e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mOpening = false; 482e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb if (moved) { 483e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb // switch back to swipe mode 484e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mTapMode = false; 485e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb } 4864d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb onEnter(item); 4871373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4881373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4891373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4901373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4911373b98135b2854578111dd535e24d39c8853f14Michael Kolb 492e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb private boolean hasMoved(MotionEvent e) { 493e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb return mTouchSlopSquared < (e.getX() - mDown.x) * (e.getX() - mDown.x) 494e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb + (e.getY() - mDown.y) * (e.getY() - mDown.y); 495e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb } 496e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb 4971373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 4981373b98135b2854578111dd535e24d39c8853f14Michael Kolb * enter a slice for a view 4991373b98135b2854578111dd535e24d39c8853f14Michael Kolb * updates model only 5001373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param item 5011373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 5021373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void onEnter(PieItem item) { 5031373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 5041373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 5051373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5062d3af28f91481d7f3887cb0bb9c5d06375baf787Michael Kolb if (item != null && item.isEnabled()) { 5071373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(true); 5081373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = item; 5091373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != mOpenItem) && mCurrentItem.hasItems()) { 510e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb openCurrentItem(); 5111373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5121373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else { 5131373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 5141373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5151373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5161373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5171373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void deselect() { 5181373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 5191373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 5201373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5211373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mOpenItem != null) { 5221373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 5231373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5241373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 5251373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5261373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5271373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void openCurrentItem() { 5281373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != null) && mCurrentItem.hasItems()) { 52955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mCurrentItem.setSelected(false); 5301373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = mCurrentItem; 531e3cf61f8f7d27348fb7d6c7f86fedd1fadecb48eMichael Kolb mOpening = true; 5321373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5331373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5341373b98135b2854578111dd535e24d39c8853f14Michael Kolb 535673da081181c72352d57c9bf97badb2929370685Michael Kolb private PointF getPolar(float x, float y, boolean useOffset) { 5361373b98135b2854578111dd535e24d39c8853f14Michael Kolb PointF res = new PointF(); 5371373b98135b2854578111dd535e24d39c8853f14Michael Kolb // get angle and radius from x/y 5381373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.PI / 2; 5391373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = x - mCenter.x; 5401373b98135b2854578111dd535e24d39c8853f14Michael Kolb y = mCenter.y - y; 541a521253223897b099995e0af08982b4236ce5861Michael Kolb res.y = (float) Math.sqrt(x * x + y * y); 5421373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (x != 0) { 5431373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.atan2(y, x); 544b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (res.x < 0) { 545b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb res.x = (float) (2 * Math.PI + res.x); 546b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 5471373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 548673da081181c72352d57c9bf97badb2929370685Michael Kolb res.y = res.y + (useOffset ? mTouchOffset : 0); 5491373b98135b2854578111dd535e24d39c8853f14Michael Kolb return res; 5501373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5511373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5521373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 5531373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param polar x: angle, y: dist 5541373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return the item at angle/dist or null 5551373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 5561373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem findItem(PointF polar) { 5571373b98135b2854578111dd535e24d39c8853f14Michael Kolb // find the matching item: 5581373b98135b2854578111dd535e24d39c8853f14Michael Kolb List<PieItem> items = (mOpenItem != null) ? mOpenItem.getItems() : mItems; 5591373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 560a521253223897b099995e0af08982b4236ce5861Michael Kolb if (inside(polar, item)) { 5611373b98135b2854578111dd535e24d39c8853f14Michael Kolb return item; 5621373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5631373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5641373b98135b2854578111dd535e24d39c8853f14Michael Kolb return null; 5651373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5661373b98135b2854578111dd535e24d39c8853f14Michael Kolb 567a521253223897b099995e0af08982b4236ce5861Michael Kolb private boolean inside(PointF polar, PieItem item) { 568a521253223897b099995e0af08982b4236ce5861Michael Kolb return (item.getInnerRadius() < polar.y) 56955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (item.getStartAngle() < polar.x) 57055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (item.getStartAngle() + item.getSweep() > polar.x) 57155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb && (!mTapMode || (item.getOuterRadius() > polar.y)); 5721373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5731373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5741373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 5751373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean handlesTouch() { 5761373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 5771373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5781373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // focus specific code 5808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 581fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb public void setBlockFocus(boolean blocked) { 582fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb mBlockFocus = blocked; 583fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb if (blocked) { 584fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb clear(); 585fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb } 586fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb } 587fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb 58855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb public void setFocus(int x, int y, boolean startImmediately) { 589a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mFocusFromTap = true; 59055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mTapMode = true; 5916f54ad9e32b77db645f31c45b768af221e80e207Michael Kolb mFocusX = x; 5926f54ad9e32b77db645f31c45b768af221e80e207Michael Kolb mFocusY = y; 5938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 5948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 59555f0d13040df45c75704df9d633b444cb36f2465Michael Kolb if (startImmediately) { 59655f0d13040df45c75704df9d633b444cb36f2465Michael Kolb // cameras that don't support focus still need to show menu 59755f0d13040df45c75704df9d633b444cb36f2465Michael Kolb setVisible(true); 59855f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mState = STATE_PIE; 59955f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 60055f0d13040df45c75704df9d633b444cb36f2465Michael Kolb mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_FOCUS_TAP), 60155f0d13040df45c75704df9d633b444cb36f2465Michael Kolb FOCUS_TAP_TIMEOUT); 60255f0d13040df45c75704df9d633b444cb36f2465Michael Kolb update(); 60355f0d13040df45c75704df9d633b444cb36f2465Michael Kolb } 6048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void alignFocus(int x, int y) { 6078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 6088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 6098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 6108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = x; 6118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = y; 6128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = DIAL_HORIZONTAL; 6138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(x, y); 6148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 6158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public int getSize() { 6188042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb return 2 * mCircleSize; 6198042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6208042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6218042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int getRandomRange() { 622673da081181c72352d57c9bf97badb2929370685Michael Kolb return (int)(-60 + 120 * Math.random()); 6238042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6248042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6251373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 6261373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void layout(int l, int t, int r, int b) { 6271373b98135b2854578111dd535e24d39c8853f14Michael Kolb super.layout(l, t, r, b); 6288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterX = (r - l) / 2; 6298042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterY = (b - t) / 2; 6308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 6318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 6328042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 63316f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb if (isVisible() && mState == STATE_PIE) { 63416f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb setCenter(mCenterX, mCenterY); 63516f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb layoutPie(); 63616f9b35fce4a46d3e6f72962670f2e28d291793cMichael Kolb } 6371373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 6381373b98135b2854578111dd535e24d39c8853f14Michael Kolb 6398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setCircle(int cx, int cy) { 6408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle.set(cx - mCircleSize, cy - mCircleSize, 6418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize, cy + mCircleSize); 6428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial.set(cx - mCircleSize + mInnerOffset, cy - mCircleSize + mInnerOffset, 6438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize - mInnerOffset, cy + mCircleSize - mInnerOffset); 6448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void drawFocus(Canvas canvas) { 647fe44832abc2e9fb937ac5bd9c65e103397992e8cMichael Kolb if (mBlockFocus) return; 6488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStrokeWidth(mOuterStroke); 6498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawCircle((float) mFocusX, (float) mFocusY, (float) mCircleSize, mFocusPaint); 650d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if (mState == STATE_PIE) return; 651673da081181c72352d57c9bf97badb2929370685Michael Kolb int color = mFocusPaint.getColor(); 652673da081181c72352d57c9bf97badb2929370685Michael Kolb if (mState == STATE_FINISHING) { 653673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setColor(mFocused ? mSuccessColor : mFailColor); 654673da081181c72352d57c9bf97badb2929370685Michael Kolb } 655673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setStrokeWidth(mInnerStroke); 656673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle, mFocusPaint); 657673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 45, mFocusPaint); 658673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 180, mFocusPaint); 659673da081181c72352d57c9bf97badb2929370685Michael Kolb drawLine(canvas, mDialAngle + 225, mFocusPaint); 6601de083f82907552ec6a92eaece0dc396e260d49eChris Craik canvas.save(); 6611de083f82907552ec6a92eaece0dc396e260d49eChris Craik // rotate the arc instead of its offset to better use framework's shape caching 6621de083f82907552ec6a92eaece0dc396e260d49eChris Craik canvas.rotate(mDialAngle, mFocusX, mFocusY); 6631de083f82907552ec6a92eaece0dc396e260d49eChris Craik canvas.drawArc(mDial, 0, 45, false, mFocusPaint); 6641de083f82907552ec6a92eaece0dc396e260d49eChris Craik canvas.drawArc(mDial, 180, 45, false, mFocusPaint); 6651de083f82907552ec6a92eaece0dc396e260d49eChris Craik canvas.restore(); 666673da081181c72352d57c9bf97badb2929370685Michael Kolb mFocusPaint.setColor(color); 6678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void drawLine(Canvas canvas, int angle, Paint p) { 6708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset, mPoint1); 6718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset + mInnerOffset / 3, mPoint2); 6728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawLine(mPoint1.x + mFocusX, mPoint1.y + mFocusY, 6738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2.x + mFocusX, mPoint2.y + mFocusY, p); 6748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static void convertCart(int angle, int radius, Point out) { 6778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb double a = 2 * Math.PI * (angle % 360) / 360; 6788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.x = (int) (radius * Math.cos(a) + 0.5); 6798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.y = (int) (radius * Math.sin(a) + 0.5); 6808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showStart() { 6848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_IDLE) { 685a0dd52298b55357a711663180677efa39d35e5abMichael Kolb if (mFocusFromTap) { 686a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mHandler.removeMessages(MSG_FOCUS_TAP); 687a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_FOCUS_TAP), 688a0dd52298b55357a711663180677efa39d35e5abMichael Kolb FOCUS_TAP_TIMEOUT); 689a0dd52298b55357a711663180677efa39d35e5abMichael Kolb } 690673da081181c72352d57c9bf97badb2929370685Michael Kolb mStartAnimationAngle = 67; 6918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb int range = getRandomRange(); 692673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_UP_TIME, 693673da081181c72352d57c9bf97badb2929370685Michael Kolb false, mStartAnimationAngle, mStartAnimationAngle + range); 6948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FOCUSING; 6958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showSuccess(boolean timeout) { 7008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 701673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_DOWN_TIME, 7028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 7038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 7048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = true; 7058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showFail(boolean timeout) { 7108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 711673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(SCALING_DOWN_TIME, 7128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 7138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 7148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 7158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 718d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb private void cancelFocus() { 719d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if (mAnimation != null) { 720d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mAnimation.cancel(); 721d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb } 722d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mOverlay.removeCallbacks(mDisappear); 723d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mFocused = false; 724d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb mFocusFromTap = false; 725d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb } 726d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb 7278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void clear() { 729b986d1e51d776706cb3603a9c386772da6d7cf48Michael Kolb if (mState == STATE_PIE) return; 7308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 7318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 732a0dd52298b55357a711663180677efa39d35e5abMichael Kolb mFocusFromTap = false; 7338042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 7348042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDisappear.run(); 7358042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7368042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 737673da081181c72352d57c9bf97badb2929370685Michael Kolb private void startAnimation(long duration, boolean timeout, 7388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float toScale) { 739673da081181c72352d57c9bf97badb2929370685Michael Kolb startAnimation(duration, timeout, mDialAngle, 7408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb toScale); 7418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 743673da081181c72352d57c9bf97badb2929370685Michael Kolb private void startAnimation(long duration, boolean timeout, 7448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float fromScale, float toScale) { 7458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(true); 7468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 7478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 7488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setDuration(duration); 7498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setScale(fromScale, toScale); 7508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setAnimationListener(timeout ? mEndAction : null); 7518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.startAnimation(mAnimation); 7528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb update(); 7538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class EndAction implements Animation.AnimationListener { 7568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationEnd(Animation animation) { 7588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // Keep the focus indicator for some time. 7598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.postDelayed(mDisappear, DISAPPEAR_TIMEOUT); 7608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationRepeat(Animation animation) { 7648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7668042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationStart(Animation animation) { 7688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class Disappear implements Runnable { 7728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void run() { 774d028bb06a5ec6c23c82195f099ac7b24983ac4a4Michael Kolb if (mState == STATE_PIE) return; 7758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(false); 7768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 7778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 7788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_IDLE; 7798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 7808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 7818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 7828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class ScaleAnimation extends Animation { 7868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mFrom = 1f; 7878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mTo = 1f; 7888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public ScaleAnimation() { 7908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setFillAfter(true); 7918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void setScale(float from, float to) { 7948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFrom = from; 7958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mTo = to; 7968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 798c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 799c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb protected void applyTransformation(float interpolatedTime, Transformation t) { 8008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = (int)(mFrom + (mTo - mFrom) * interpolatedTime); 801c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 802c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 803c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb 8041373b98135b2854578111dd535e24d39c8853f14Michael Kolb} 805