PieRenderer.java revision 8042e7045f3e11dd49d40eebe603eb5fe12d711a
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 19c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.annotation.TargetApi; 201373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.Context; 211373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.content.res.Resources; 221373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Canvas; 231373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Color; 241373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Paint; 251373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Path; 261373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.Point; 271373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.PointF; 281373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.graphics.RectF; 291373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Handler; 301373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.os.Message; 31c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.util.Log; 321373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.MotionEvent; 331373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport android.view.View; 34c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Animation; 35c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Animation.AnimationListener; 36c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolbimport android.view.animation.Transformation; 371373b98135b2854578111dd535e24d39c8853f14Michael Kolb 381373b98135b2854578111dd535e24d39c8853f14Michael Kolbimport com.android.camera.R; 39c605826581f2ef1640828af82dbf26a70d4c7c78Michael 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(); 618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int SCALING_UP_TIME = 1000; 628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int SCALING_DOWN_TIME = 200; 638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DISAPPEAR_TIMEOUT = 200; 648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static final int DIAL_HORIZONTAL = 157; 658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 664d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb private static final long PIE_OPEN_DELAY = 200; 671373b98135b2854578111dd535e24d39c8853f14Michael Kolb 681373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_OPEN = 2; 691373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_CLOSE = 3; 701373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final int MSG_SUBMENU = 4; 711373b98135b2854578111dd535e24d39c8853f14Michael Kolb private static final float PIE_SWEEP = (float)(Math.PI * 2 / 3); 721373b98135b2854578111dd535e24d39c8853f14Michael Kolb // geometry 731373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Point mCenter; 741373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadius; 751373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mRadiusInc; 761373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mSlop; 778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 781373b98135b2854578111dd535e24d39c8853f14Michael Kolb // the detection if touch is inside a slice is offset 791373b98135b2854578111dd535e24d39c8853f14Michael Kolb // inbounds by this amount to allow the selection to show before the 801373b98135b2854578111dd535e24d39c8853f14Michael Kolb // finger covers it 811373b98135b2854578111dd535e24d39c8853f14Michael Kolb private int mTouchOffset; 821373b98135b2854578111dd535e24d39c8853f14Michael Kolb 831373b98135b2854578111dd535e24d39c8853f14Michael Kolb private List<PieItem> mItems; 841373b98135b2854578111dd535e24d39c8853f14Michael Kolb 851373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mOpenItem; 861373b98135b2854578111dd535e24d39c8853f14Michael Kolb 871373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mNormalPaint; 881373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSelectedPaint; 891373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Paint mSubPaint; 901373b98135b2854578111dd535e24d39c8853f14Michael Kolb 911373b98135b2854578111dd535e24d39c8853f14Michael Kolb // touch handling 921373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem mCurrentItem; 931373b98135b2854578111dd535e24d39c8853f14Michael Kolb 941373b98135b2854578111dd535e24d39c8853f14Michael Kolb private boolean mAnimating; 95c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb private float mAlpha; 961373b98135b2854578111dd535e24d39c8853f14Michael Kolb 978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Paint mFocusPaint; 988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Paint mSuccessPaint; 998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Paint mDotPaint; 1008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCircleSize; 1018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mDotRadius; 1028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusX; 1038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mFocusY; 1048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterX; 1058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mCenterY; 1068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mDialAngle; 1088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mCircle; 1098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private RectF mDial; 1108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint1; 1118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private Point mPoint2; 1128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mStartAnimationAngle; 1138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private boolean mFocused; 1148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerOffset; 1158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mOuterStroke; 1168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int mInnerStroke; 1178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private boolean mFirstTime = true; 1188042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1198042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1201373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Handler mHandler = new Handler() { 1211373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void handleMessage(Message msg) { 1221373b98135b2854578111dd535e24d39c8853f14Michael Kolb switch(msg.what) { 1231373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_OPEN: 124c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb if (mListener != null && !mAnimating) { 1251373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieOpened(mCenter.x, mCenter.y); 1261373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1271373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1281373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_CLOSE: 129c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb if (mListener != null && !mAnimating) { 1301373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener.onPieClosed(); 1311373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1321373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1331373b98135b2854578111dd535e24d39c8853f14Michael Kolb case MSG_SUBMENU: 1341373b98135b2854578111dd535e24d39c8853f14Michael Kolb openCurrentItem(); 1351373b98135b2854578111dd535e24d39c8853f14Michael Kolb break; 1361373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1371373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1381373b98135b2854578111dd535e24d39c8853f14Michael Kolb }; 1391373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1401373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieListener mListener; 1411373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1421373b98135b2854578111dd535e24d39c8853f14Michael Kolb static public interface PieListener { 1431373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieOpened(int centerX, int centerY); 1441373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onPieClosed(); 1451373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1461373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1471373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void setPieListener(PieListener pl) { 1481373b98135b2854578111dd535e24d39c8853f14Michael Kolb mListener = pl; 1491373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1501373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1511373b98135b2854578111dd535e24d39c8853f14Michael Kolb public PieRenderer(Context context) { 1521373b98135b2854578111dd535e24d39c8853f14Michael Kolb init(context); 1531373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1541373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void init(Context ctx) { 155ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(false); 1561373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems = new ArrayList<PieItem>(); 1571373b98135b2854578111dd535e24d39c8853f14Michael Kolb Resources res = ctx.getResources(); 158a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadius = (int) res.getDimensionPixelSize(R.dimen.pie_radius_start); 159a521253223897b099995e0af08982b4236ce5861Michael Kolb mRadiusInc = (int) res.getDimensionPixelSize(R.dimen.pie_radius_increment); 160a521253223897b099995e0af08982b4236ce5861Michael Kolb mSlop = (int) res.getDimensionPixelSize(R.dimen.pie_touch_slop); 161a521253223897b099995e0af08982b4236ce5861Michael Kolb mTouchOffset = (int) res.getDimensionPixelSize(R.dimen.pie_touch_offset); 1621373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter = new Point(0,0); 1631373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint = new Paint(); 1641373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setColor(Color.argb(0, 0, 0, 0)); 1651373b98135b2854578111dd535e24d39c8853f14Michael Kolb mNormalPaint.setAntiAlias(true); 1661373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint = new Paint(); 1671373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint.setColor(Color.argb(128, 0, 0, 0)); //res.getColor(R.color.qc_selected)); 1681373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSelectedPaint.setAntiAlias(true); 1691373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint = new Paint(); 1701373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint.setAntiAlias(true); 1711373b98135b2854578111dd535e24d39c8853f14Michael Kolb mSubPaint.setColor(Color.argb(200, 250, 230, 128)); //res.getColor(R.color.qc_sub)); 1728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint = new Paint(); 1738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setAntiAlias(true); 1748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setColor(Color.WHITE); 1758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStyle(Paint.Style.STROKE); 1768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mSuccessPaint = new Paint(mFocusPaint); 1778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mSuccessPaint.setColor(Color.GREEN); 1788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotPaint = new Paint(); 1798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotPaint.setAntiAlias(true); 1808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotPaint.setColor(Color.argb(80, 255, 255, 255)); 1818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotPaint.setStyle(Paint.Style.FILL); 1828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle = new RectF(); 1838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial = new RectF(); 1848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint1 = new Point(); 1858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2 = new Point(); 1868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerOffset = res.getDimensionPixelSize(R.dimen.focus_inner_offset); 1878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOuterStroke = res.getDimensionPixelSize(R.dimen.focus_outer_stroke); 1888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mInnerStroke = res.getDimensionPixelSize(R.dimen.focus_inner_stroke); 1898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotRadius = res.getDimensionPixelSize(R.dimen.focus_dot_radius); 1908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(false); 1918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 1921373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1931373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1941373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void addItem(PieItem item) { 1951373b98135b2854578111dd535e24d39c8853f14Michael Kolb // add the item to the pie itself 1961373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.add(item); 1971373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 1981373b98135b2854578111dd535e24d39c8853f14Michael Kolb 1991373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void removeItem(PieItem item) { 2001373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.remove(item); 2011373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2021373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2031373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void clearItems() { 2041373b98135b2854578111dd535e24d39c8853f14Michael Kolb mItems.clear(); 2051373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2061373b98135b2854578111dd535e24d39c8853f14Michael Kolb 207c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void fade() { 2088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFirstTime = false; 2098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCenter(mCenterX, mCenterY); 210c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb Animation anim = new AlphaAnimation(); 211c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb anim.setFillAfter(true); 212c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb anim.setAnimationListener(new AnimationListener() { 213c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 214c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void onAnimationStart(Animation animation) { 215c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb mAnimating = true; 216c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb update(); 217c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 218c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 219c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void onAnimationEnd(Animation animation) { 220c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb show(false); 221c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb mAlpha = 0f; 222c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb mAnimating = false; 223c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb setViewAlpha(mOverlay, 1); 224c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 225c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 226c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void onAnimationRepeat(Animation animation) { 227c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 228c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb }); 229c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb anim.reset(); 2308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb anim.setDuration(1000); 231c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb show(true); 232c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb mOverlay.startAnimation(anim); 233c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 234c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb 2351373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 2361373b98135b2854578111dd535e24d39c8853f14Michael Kolb * guaranteed has center set 2371373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param show 2381373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 2391373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void show(boolean show) { 2401373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (show) { 2418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_PIE; 2421373b98135b2854578111dd535e24d39c8853f14Michael Kolb // ensure clean state 2431373b98135b2854578111dd535e24d39c8853f14Michael Kolb mAnimating = false; 2441373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 2451373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 2461373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : mItems) { 2471373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(false); 2481373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2491373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutPie(); 2501373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 251ad639dff251233032734106afe4fe51a52be3721Michael Kolb setVisible(show); 252ad639dff251233032734106afe4fe51a52be3721Michael Kolb mHandler.sendEmptyMessage(show ? MSG_OPEN : MSG_CLOSE); 2534d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 2544d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb 255c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb public void setCenter(int x, int y) { 2561373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.x = x; 2571373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCenter.y = y; 2588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the pie menu, align the focus ring 2598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb alignFocus(x, y); 2608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 2628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setupPie(int x, int y) { 2638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // when using the focus ring, align pie items 2648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.x = x; 2658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenter.y = y; 2668042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimating = false; 2678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCurrentItem = null; 2688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOpenItem = null; 2698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb for (PieItem item : mItems) { 2708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb item.setSelected(false); 2718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 2728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb layoutPie(); 2731373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2741373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2751373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void layoutPie() { 2761373b98135b2854578111dd535e24d39c8853f14Michael Kolb int rgap = 2; 2771373b98135b2854578111dd535e24d39c8853f14Michael Kolb int inner = mRadius + rgap; 2781373b98135b2854578111dd535e24d39c8853f14Michael Kolb int outer = mRadius + mRadiusInc - rgap; 2791373b98135b2854578111dd535e24d39c8853f14Michael Kolb int gap = 1; 2801373b98135b2854578111dd535e24d39c8853f14Michael Kolb layoutItems(mItems, (float) (Math.PI / 2), inner, outer, gap); 2811373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 2821373b98135b2854578111dd535e24d39c8853f14Michael Kolb 2834d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb private void layoutItems(List<PieItem> items, float centerAngle, int inner, 2844d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb int outer, int gap) { 2851373b98135b2854578111dd535e24d39c8853f14Michael Kolb float emptyangle = PIE_SWEEP / 16; 2861373b98135b2854578111dd535e24d39c8853f14Michael Kolb float sweep = (float) (PIE_SWEEP - 2 * emptyangle) / items.size(); 2871373b98135b2854578111dd535e24d39c8853f14Michael Kolb float angle = centerAngle - PIE_SWEEP / 2 + emptyangle + sweep / 2; 288b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // check if we have custom geometry 289b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // first item we find triggers custom sweep for all 290b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb // this allows us to re-use the path 291b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb for (PieItem item : items) { 292b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 293b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb sweep = item.getSweep(); 294b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb break; 295b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 296b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 2974d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb Path path = makeSlice(getDegrees(0) - gap, getDegrees(sweep) + gap, 2984d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer, inner, mCenter); 2991373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 3001373b98135b2854578111dd535e24d39c8853f14Michael Kolb // shared between items 3011373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setPath(path); 3021373b98135b2854578111dd535e24d39c8853f14Michael Kolb View view = item.getView(); 303b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (item.getCenter() >= 0) { 304b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb angle = item.getCenter(); 305b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 3061373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (view != null) { 3071373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.measure(view.getLayoutParams().width, 3081373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.getLayoutParams().height); 3091373b98135b2854578111dd535e24d39c8853f14Michael Kolb int w = view.getMeasuredWidth(); 3101373b98135b2854578111dd535e24d39c8853f14Michael Kolb int h = view.getMeasuredHeight(); 3111373b98135b2854578111dd535e24d39c8853f14Michael Kolb // move views to outer border 3121373b98135b2854578111dd535e24d39c8853f14Michael Kolb int r = inner + (outer - inner) * 2 / 3; 3131373b98135b2854578111dd535e24d39c8853f14Michael Kolb int x = (int) (r * Math.cos(angle)); 3141373b98135b2854578111dd535e24d39c8853f14Michael Kolb int y = mCenter.y - (int) (r * Math.sin(angle)) - h / 2; 3151373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = mCenter.x + x - w / 2; 3161373b98135b2854578111dd535e24d39c8853f14Michael Kolb view.layout(x, y, x + w, y + h); 3171373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3181373b98135b2854578111dd535e24d39c8853f14Michael Kolb float itemstart = angle - sweep / 2; 3191373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setGeometry(itemstart, sweep, inner, outer); 3201373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (item.hasItems()) { 3214d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb layoutItems(item.getItems(), angle, inner, 3224d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb outer + mRadiusInc / 2, gap); 3231373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3241373b98135b2854578111dd535e24d39c8853f14Michael Kolb angle += sweep; 3251373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3264d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 3271373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3281373b98135b2854578111dd535e24d39c8853f14Michael Kolb private Path makeSlice(float start, float end, int outer, int inner, Point center) { 3291373b98135b2854578111dd535e24d39c8853f14Michael Kolb outer = inner + (outer - inner) * 2 / 3; 3301373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bb = 3311373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - outer, center.y - outer, center.x + outer, 3321373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + outer); 3331373b98135b2854578111dd535e24d39c8853f14Michael Kolb RectF bbi = 3341373b98135b2854578111dd535e24d39c8853f14Michael Kolb new RectF(center.x - inner, center.y - inner, center.x + inner, 3351373b98135b2854578111dd535e24d39c8853f14Michael Kolb center.y + inner); 3361373b98135b2854578111dd535e24d39c8853f14Michael Kolb Path path = new Path(); 3371373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bb, start, end - start, true); 3381373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.arcTo(bbi, end, start - end); 3391373b98135b2854578111dd535e24d39c8853f14Michael Kolb path.close(); 3401373b98135b2854578111dd535e24d39c8853f14Michael Kolb return path; 3411373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3421373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3431373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 3441373b98135b2854578111dd535e24d39c8853f14Michael Kolb * converts a 345b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb * @param angle from 0..PI to Android degrees (clockwise starting at 3 o'clock) 3461373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return skia angle 3471373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 3481373b98135b2854578111dd535e24d39c8853f14Michael Kolb private float getDegrees(double angle) { 3491373b98135b2854578111dd535e24d39c8853f14Michael Kolb return (float) (360 - 180 * angle / Math.PI); 3501373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3511373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3521373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 3531373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void onDraw(Canvas canvas) { 3548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawFocus(canvas); 3558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FINISHING) return; 356c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb if (mAnimating) { 357c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb setViewAlpha(mOverlay, mAlpha); 358c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 359ad639dff251233032734106afe4fe51a52be3721Michael Kolb if (mOpenItem == null) { 360ad639dff251233032734106afe4fe51a52be3721Michael Kolb // draw base menu 361ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem item : mItems) { 362ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, item); 363ad639dff251233032734106afe4fe51a52be3721Michael Kolb } 364ad639dff251233032734106afe4fe51a52be3721Michael Kolb } else { 365ad639dff251233032734106afe4fe51a52be3721Michael Kolb for (PieItem inner : mOpenItem.getItems()) { 366ad639dff251233032734106afe4fe51a52be3721Michael Kolb drawItem(canvas, inner); 3671373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3681373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3691373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3701373b98135b2854578111dd535e24d39c8853f14Michael Kolb 3711373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void drawItem(Canvas canvas, PieItem item) { 3721373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (item.getView() != null) { 3738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 3748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb View view = item.getView(); 3758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawCircle(view.getLeft() + view.getWidth() / 2, 3768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb view.getTop() + view.getHeight() / 2, 3778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDotRadius, mDotPaint); 3788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } else { 3798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb Paint p = item.isSelected() ? mSelectedPaint : mNormalPaint; 3808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb int state = canvas.save(); 3818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float r = getDegrees(item.getStartAngle()); 3828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.rotate(r, mCenter.x, mCenter.y); 3838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawPath(item.getPath(), p); 3848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.restoreToCount(state); 3858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // draw the item view 3868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb View view = item.getView(); 3878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb state = canvas.save(); 3888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.translate(view.getX(), view.getY()); 3898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb view.draw(canvas); 3908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.restoreToCount(state); 3918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 3921373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3931373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 3941373b98135b2854578111dd535e24d39c8853f14Michael Kolb 395c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @TargetApi(ApiHelper.VERSION_CODES.HONEYCOMB) 396c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb private void setViewAlpha(View v, float alpha) { 397c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb if (ApiHelper.HAS_VIEW_TRANSFORM_PROPERTIES) { 398c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb v.setAlpha(alpha); 399c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 400c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 401c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb 4021373b98135b2854578111dd535e24d39c8853f14Michael Kolb // touch handling for pie 4031373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4041373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 4051373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean onTouchEvent(MotionEvent evt) { 4061373b98135b2854578111dd535e24d39c8853f14Michael Kolb float x = evt.getX(); 4071373b98135b2854578111dd535e24d39c8853f14Michael Kolb float y = evt.getY(); 4081373b98135b2854578111dd535e24d39c8853f14Michael Kolb int action = evt.getActionMasked(); 4091373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (MotionEvent.ACTION_DOWN == action) { 4101373b98135b2854578111dd535e24d39c8853f14Michael Kolb setCenter((int) x, (int) y); 4114d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb show(true); 4121373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 4131373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_UP == action) { 414ad639dff251233032734106afe4fe51a52be3721Michael Kolb if (isVisible()) { 4151373b98135b2854578111dd535e24d39c8853f14Michael Kolb PieItem item = mCurrentItem; 4161373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (!mAnimating) { 4171373b98135b2854578111dd535e24d39c8853f14Michael Kolb deselect(); 4181373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4191373b98135b2854578111dd535e24d39c8853f14Michael Kolb show(false); 4201373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((item != null) && (item.getView() != null)) { 4211373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((item == mOpenItem) || !mAnimating) { 4221373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.getView().performClick(); 4231373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4241373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4251373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 4261373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4271373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_CANCEL == action) { 428ad639dff251233032734106afe4fe51a52be3721Michael Kolb if (isVisible()) { 4291373b98135b2854578111dd535e24d39c8853f14Michael Kolb show(false); 4301373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4311373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (!mAnimating) { 4321373b98135b2854578111dd535e24d39c8853f14Michael Kolb deselect(); 4331373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4341373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4351373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else if (MotionEvent.ACTION_MOVE == action) { 4361373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mAnimating) return false; 4374d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb PointF polar = getPolar(x, y); 4384d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb int maxr = mRadius + mRadiusInc + 50; 4394d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (polar.y < mRadius) { 4404d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (mOpenItem != null) { 4414d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb mOpenItem = null; 4424d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } else if (!mAnimating) { 4431373b98135b2854578111dd535e24d39c8853f14Michael Kolb deselect(); 4441373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4454d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb return false; 4464d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 4474d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (polar.y > maxr) { 4484d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb deselect(); 4494d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb show(false); 4504d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb evt.setAction(MotionEvent.ACTION_DOWN); 4514d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb return false; 4524d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } 4534d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb PieItem item = findItem(polar); 4544d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb if (item == null) { 4554d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb } else if (mCurrentItem != item) { 4564d628bcbaf4e6f2330dc9619f2129770863666dcMichael Kolb onEnter(item); 4571373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4581373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4591373b98135b2854578111dd535e24d39c8853f14Michael Kolb return false; 4601373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4611373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4621373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 4631373b98135b2854578111dd535e24d39c8853f14Michael Kolb * enter a slice for a view 4641373b98135b2854578111dd535e24d39c8853f14Michael Kolb * updates model only 4651373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param item 4661373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 4671373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void onEnter(PieItem item) { 4681373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 4691373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 4701373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4712d3af28f91481d7f3887cb0bb9c5d06375baf787Michael Kolb if (item != null && item.isEnabled()) { 4721373b98135b2854578111dd535e24d39c8853f14Michael Kolb item.setSelected(true); 4731373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = item; 4741373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != mOpenItem) && mCurrentItem.hasItems()) { 4751373b98135b2854578111dd535e24d39c8853f14Michael Kolb mHandler.sendEmptyMessageDelayed(MSG_SUBMENU, PIE_OPEN_DELAY); 4761373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4771373b98135b2854578111dd535e24d39c8853f14Michael Kolb } else { 4781373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 4791373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4801373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4811373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4821373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void deselect() { 4831373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mCurrentItem != null) { 4841373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem.setSelected(false); 4851373b98135b2854578111dd535e24d39c8853f14Michael Kolb mHandler.removeMessages(MSG_SUBMENU); 4861373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4871373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (mOpenItem != null) { 4881373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = null; 4891373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4901373b98135b2854578111dd535e24d39c8853f14Michael Kolb mCurrentItem = null; 4911373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4921373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4931373b98135b2854578111dd535e24d39c8853f14Michael Kolb private void openCurrentItem() { 4941373b98135b2854578111dd535e24d39c8853f14Michael Kolb if ((mCurrentItem != null) && mCurrentItem.hasItems()) { 4951373b98135b2854578111dd535e24d39c8853f14Michael Kolb mOpenItem = mCurrentItem; 4961373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4971373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 4981373b98135b2854578111dd535e24d39c8853f14Michael Kolb 4991373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PointF getPolar(float x, float y) { 5001373b98135b2854578111dd535e24d39c8853f14Michael Kolb PointF res = new PointF(); 5011373b98135b2854578111dd535e24d39c8853f14Michael Kolb // get angle and radius from x/y 5021373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.PI / 2; 5031373b98135b2854578111dd535e24d39c8853f14Michael Kolb x = x - mCenter.x; 5041373b98135b2854578111dd535e24d39c8853f14Michael Kolb y = mCenter.y - y; 505a521253223897b099995e0af08982b4236ce5861Michael Kolb res.y = (float) Math.sqrt(x * x + y * y); 5061373b98135b2854578111dd535e24d39c8853f14Michael Kolb if (x != 0) { 5071373b98135b2854578111dd535e24d39c8853f14Michael Kolb res.x = (float) Math.atan2(y, x); 508b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb if (res.x < 0) { 509b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb res.x = (float) (2 * Math.PI + res.x); 510b5b59b88683823d70faac7b3454519d53c51180bMichael Kolb } 5111373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 512a521253223897b099995e0af08982b4236ce5861Michael Kolb res.y = res.y + mTouchOffset; 5131373b98135b2854578111dd535e24d39c8853f14Michael Kolb return res; 5141373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5151373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5161373b98135b2854578111dd535e24d39c8853f14Michael Kolb /** 5171373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @param polar x: angle, y: dist 5181373b98135b2854578111dd535e24d39c8853f14Michael Kolb * @return the item at angle/dist or null 5191373b98135b2854578111dd535e24d39c8853f14Michael Kolb */ 5201373b98135b2854578111dd535e24d39c8853f14Michael Kolb private PieItem findItem(PointF polar) { 5211373b98135b2854578111dd535e24d39c8853f14Michael Kolb // find the matching item: 5221373b98135b2854578111dd535e24d39c8853f14Michael Kolb List<PieItem> items = (mOpenItem != null) ? mOpenItem.getItems() : mItems; 5231373b98135b2854578111dd535e24d39c8853f14Michael Kolb for (PieItem item : items) { 524a521253223897b099995e0af08982b4236ce5861Michael Kolb if (inside(polar, item)) { 5251373b98135b2854578111dd535e24d39c8853f14Michael Kolb return item; 5261373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5271373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5281373b98135b2854578111dd535e24d39c8853f14Michael Kolb return null; 5291373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5301373b98135b2854578111dd535e24d39c8853f14Michael Kolb 531a521253223897b099995e0af08982b4236ce5861Michael Kolb private boolean inside(PointF polar, PieItem item) { 532a521253223897b099995e0af08982b4236ce5861Michael Kolb return (item.getInnerRadius() < polar.y) 533a521253223897b099995e0af08982b4236ce5861Michael Kolb && (item.getOuterRadius() > polar.y) 5341373b98135b2854578111dd535e24d39c8853f14Michael Kolb && (item.getStartAngle() < polar.x) 5351373b98135b2854578111dd535e24d39c8853f14Michael Kolb && (item.getStartAngle() + item.getSweep() > polar.x); 5361373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5371373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5381373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 5391373b98135b2854578111dd535e24d39c8853f14Michael Kolb public boolean handlesTouch() { 5401373b98135b2854578111dd535e24d39c8853f14Michael Kolb return true; 5411373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 5421373b98135b2854578111dd535e24d39c8853f14Michael Kolb 5438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class AlphaAnimation extends Animation { 5448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 5458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb protected void applyTransformation(float interpolatedTime, Transformation t) { 5468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAlpha = 1 - interpolatedTime; 5478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // focus specific code 5518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void setFocus(int x, int y) { 5538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb switch(mOverlay.getOrientation()) { 5548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 0: 5558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = x; 5568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = y; 5578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 180: 5598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = getWidth() - x; 5608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = getHeight() - y; 5618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 90: 5638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = getWidth() - y; 5648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = x; 5658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5668042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb case 270: 5678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = y ; 5688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = getHeight() - x; 5698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb break; 5708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 5728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 5738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void alignFocus(int x, int y) { 5768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 5778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 5788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 5798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = x; 5808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = y; 5818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = DIAL_HORIZONTAL; 5828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(x, y); 5838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 5848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public int getSize() { 5878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb return 2 * mCircleSize; 5888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int getRandomAngle() { 5918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb return (int)(90 * Math.random()); 5928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private int getRandomRange() { 5958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb return (int)(120 * Math.random()); 5968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 5978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 5981373b98135b2854578111dd535e24d39c8853f14Michael Kolb @Override 5991373b98135b2854578111dd535e24d39c8853f14Michael Kolb public void layout(int l, int t, int r, int b) { 6001373b98135b2854578111dd535e24d39c8853f14Michael Kolb super.layout(l, t, r, b); 6018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircleSize = Math.min(200, Math.min(getWidth(), getHeight()) / 5); 6028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterX = (r - l) / 2; 6038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCenterY = (b - t) / 2; 6048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 6058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 6068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 6078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mFirstTime) { 6088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb fade(); 6098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6101373b98135b2854578111dd535e24d39c8853f14Michael Kolb } 6111373b98135b2854578111dd535e24d39c8853f14Michael Kolb 6128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void setCircle(int cx, int cy) { 6138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mCircle.set(cx - mCircleSize, cy - mCircleSize, 6148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize, cy + mCircleSize); 6158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDial.set(cx - mCircleSize + mInnerOffset, cy - mCircleSize + mInnerOffset, 6168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb cx + mCircleSize - mInnerOffset, cy + mCircleSize - mInnerOffset); 6178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6188042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6198042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void drawFocus(Canvas canvas) { 6208042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusPaint.setStrokeWidth(mOuterStroke); 6218042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawCircle((float) mFocusX, (float) mFocusY, (float) mCircleSize, mFocusPaint); 6228042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb Paint inner = (mFocused ? mSuccessPaint : mFocusPaint); 6238042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb inner.setStrokeWidth(mInnerStroke); 6248042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawArc(mDial, mDialAngle, 45, false, inner); 6258042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawArc(mDial, mDialAngle + 180, 45, false, inner); 6268042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawLine(canvas, mDialAngle, inner); 6278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawLine(canvas, mDialAngle + 45, inner); 6288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawLine(canvas, mDialAngle + 180, inner); 6298042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb drawLine(canvas, mDialAngle + 225, inner); 6308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6328042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void drawLine(Canvas canvas, int angle, Paint p) { 6338042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset, mPoint1); 6348042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb convertCart(angle, mCircleSize - mInnerOffset + mInnerOffset / 3, mPoint2); 6358042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb canvas.drawLine(mPoint1.x + mFocusX, mPoint1.y + mFocusY, 6368042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mPoint2.x + mFocusX, mPoint2.y + mFocusY, p); 6378042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private static void convertCart(int angle, int radius, Point out) { 6408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb double a = 2 * Math.PI * (angle % 360) / 360; 6418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.x = (int) (radius * Math.cos(a) + 0.5); 6428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb out.y = (int) (radius * Math.sin(a) + 0.5); 6438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6458042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6468042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showStart() { 6478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_IDLE) { 6488042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb int angle = getRandomAngle(); 6498042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb int range = getRandomRange(); 6508042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb startAnimation(R.drawable.ic_focus_focusing, SCALING_UP_TIME, 6518042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb false, angle, angle + range); 6528042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FOCUSING; 6538042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mStartAnimationAngle = angle; 6548042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6558042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6568042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6578042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6588042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showSuccess(boolean timeout) { 6598042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 6608042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb startAnimation(R.drawable.ic_focus_focused, SCALING_DOWN_TIME, 6618042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 6628042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 6638042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = true; 6648042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6658042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6668042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6678042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6688042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void showFail(boolean timeout) { 6698042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb if (mState == STATE_FOCUSING) { 6708042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb startAnimation(R.drawable.ic_focus_failed, SCALING_DOWN_TIME, 6718042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb timeout, mStartAnimationAngle); 6728042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_FINISHING; 6738042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 6748042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6758042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6768042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6778042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 6788042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void clear() { 6798042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 6808042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 6818042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.removeCallbacks(mDisappear); 6828042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDisappear.run(); 6838042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6848042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6858042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void startAnimation(int resid, long duration, boolean timeout, 6868042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float toScale) { 6878042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb startAnimation(resid, duration, timeout, mDialAngle, 6888042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb toScale); 6898042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 6908042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 6918042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private void startAnimation(int resid, long duration, boolean timeout, 6928042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb float fromScale, float toScale) { 6938042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(true); 6948042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.cancel(); 6958042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.reset(); 6968042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setDuration(duration); 6978042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setScale(fromScale, toScale); 6988042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mAnimation.setAnimationListener(timeout ? mEndAction : null); 6998042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.startAnimation(mAnimation); 7008042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb update(); 7018042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7028042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7038042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class EndAction implements Animation.AnimationListener { 7048042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7058042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationEnd(Animation animation) { 7068042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb // Keep the focus indicator for some time. 7078042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mOverlay.postDelayed(mDisappear, DISAPPEAR_TIMEOUT); 7088042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7098042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7108042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7118042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationRepeat(Animation animation) { 7128042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7138042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7148042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7158042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void onAnimationStart(Animation animation) { 7168042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7178042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7188042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7198042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class Disappear implements Runnable { 7208042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb @Override 7218042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void run() { 7228042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setVisible(false); 7238042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusX = mCenterX; 7248042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocusY = mCenterY; 7258042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mState = STATE_IDLE; 7268042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setCircle(mFocusX, mFocusY); 7278042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setupPie(mFocusX, mFocusY); 7288042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFocused = false; 7298042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7308042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7318042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7328042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private class ScaleAnimation extends Animation { 7338042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mFrom = 1f; 7348042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb private float mTo = 1f; 7358042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7368042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public ScaleAnimation() { 7378042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb setFillAfter(true); 7388042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7398042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 7408042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb public void setScale(float from, float to) { 7418042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mFrom = from; 7428042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mTo = to; 7438042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb } 7448042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb 745c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb @Override 746c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb protected void applyTransformation(float interpolatedTime, Transformation t) { 7478042e7045f3e11dd49d40eebe603eb5fe12d711aMichael Kolb mDialAngle = (int)(mFrom + (mTo - mFrom) * interpolatedTime); 748c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 749c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb } 750c605826581f2ef1640828af82dbf26a70d4c7c78Michael Kolb 7511373b98135b2854578111dd535e24d39c8853f14Michael Kolb} 752