1f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root/* 2f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * Copyright (C) 2010 The Android Open Source Project 3f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * 4f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * Licensed under the Apache License, Version 2.0 (the "License"); 5f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * you may not use this file except in compliance with the License. 6f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * You may obtain a copy of the License at 7f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * 8f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * http://www.apache.org/licenses/LICENSE-2.0 9f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * 10f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * Unless required by applicable law or agreed to in writing, software 11f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * distributed under the License is distributed on an "AS IS" BASIS, 12f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * See the License for the specific language governing permissions and 14f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root * limitations under the License. 15f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root */ 16f8d0f095e34f8d661ca5b7d555d8610272099bffKenny Root 17829778843cf459384841f9f4ecafe862b6228d6eDianne Hackbornpackage com.android.internal.widget; 1890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 1990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.content.Context; 2090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.graphics.Canvas; 2190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.graphics.Paint; 228d60866e2100db70ecf0502c14768a384514d7e9Jeff Brownimport android.graphics.RectF; 2390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.graphics.Paint.FontMetricsInt; 24af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brownimport android.hardware.input.InputManager; 25af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brownimport android.hardware.input.InputManager.InputDeviceListener; 269eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brownimport android.os.SystemProperties; 2790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.util.Log; 288d60866e2100db70ecf0502c14768a384514d7e9Jeff Brownimport android.view.InputDevice; 29c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brownimport android.view.KeyEvent; 3090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.view.MotionEvent; 3190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.view.VelocityTracker; 3290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.view.View; 3390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport android.view.ViewConfiguration; 34cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brownimport android.view.MotionEvent.PointerCoords; 3590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 3690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackbornimport java.util.ArrayList; 3790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 38af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brownpublic class PointerLocationView extends View implements InputDeviceListener { 398d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private static final String TAG = "Pointer"; 409eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 419eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown // The system property key used to specify an alternate velocity tracker strategy 429eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown // to plot alongside the default one. Useful for testing and comparison purposes. 439eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown private static final String ALT_STRATEGY_PROPERY_KEY = "debug.velocitytracker.alt"; 449eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 4590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn public static class PointerState { 468d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // Trace of previous points. 478d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private float[] mTraceX = new float[32]; 488d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private float[] mTraceY = new float[32]; 498d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private int mTraceCount; 508d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 518d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // True if the pointer is down. 5290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private boolean mCurDown; 538d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 548d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // Most recent coordinates. 55cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown private PointerCoords mCoords = new PointerCoords(); 5665fd251c3913fc921468a3dad190810db19eb9dfJeff Brown private int mToolType; 578d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 588d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // Most recent velocity. 599e2ad36be87f2703b3d737189944d82f93bd4f27Jeff Brown private float mXVelocity; 609e2ad36be87f2703b3d737189944d82f93bd4f27Jeff Brown private float mYVelocity; 619eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown private float mAltXVelocity; 629eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown private float mAltYVelocity; 63b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown 64b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown // Position estimator. 65b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown private VelocityTracker.Estimator mEstimator = new VelocityTracker.Estimator(); 669eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown private VelocityTracker.Estimator mAltEstimator = new VelocityTracker.Estimator(); 67b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown 688d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public void clearTrace() { 698d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceCount = 0; 708d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 718d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 728d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public void addTrace(float x, float y) { 738d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int traceCapacity = mTraceX.length; 748d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (mTraceCount == traceCapacity) { 758d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown traceCapacity *= 2; 768d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown float[] newTraceX = new float[traceCapacity]; 778d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown System.arraycopy(mTraceX, 0, newTraceX, 0, mTraceCount); 788d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceX = newTraceX; 798d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 808d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown float[] newTraceY = new float[traceCapacity]; 818d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown System.arraycopy(mTraceY, 0, newTraceY, 0, mTraceCount); 828d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceY = newTraceY; 838d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 848d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 858d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceX[mTraceCount] = x; 868d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceY[mTraceCount] = y; 878d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mTraceCount += 1; 888d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 9090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 91b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown private final int ESTIMATE_PAST_POINTS = 4; 92b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown private final int ESTIMATE_FUTURE_POINTS = 2; 93b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown private final float ESTIMATE_INTERVAL = 0.02f; 94b59ab9f41faafb358afb4f951de96f34a656e0b4Jeff Brown 95af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown private final InputManager mIm; 96af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 9790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final ViewConfiguration mVC; 9890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mTextPaint; 9990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mTextBackgroundPaint; 10090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mTextLevelPaint; 10190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mPaint; 10290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mTargetPaint; 10390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final Paint mPathPaint; 10490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private final FontMetricsInt mTextMetrics = new FontMetricsInt(); 10590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private int mHeaderBottom; 10690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private boolean mCurDown; 10790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private int mCurNumPointers; 10890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private int mMaxNumPointers; 109d1e0c371a651f024b3de62a686c56e369e3f361eJeff Brown private int mActivePointerId; 1108d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private final ArrayList<PointerState> mPointers = new ArrayList<PointerState>(); 11165fd251c3913fc921468a3dad190810db19eb9dfJeff Brown private final PointerCoords mTempCoords = new PointerCoords(); 11290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 1139e2ad36be87f2703b3d737189944d82f93bd4f27Jeff Brown private final VelocityTracker mVelocity; 1149eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown private final VelocityTracker mAltVelocity; 1159eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 1168d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private final FasterStringBuilder mText = new FasterStringBuilder(); 1178d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 11890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn private boolean mPrintCoords = true; 11990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 12090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn public PointerLocationView(Context c) { 12190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn super(c); 122c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown setFocusableInTouchMode(true); 123c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown 124af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown mIm = (InputManager)c.getSystemService(Context.INPUT_SERVICE); 125af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 12690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mVC = ViewConfiguration.get(c); 12790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextPaint = new Paint(); 12890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextPaint.setAntiAlias(true); 12990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextPaint.setTextSize(10 13090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn * getResources().getDisplayMetrics().density); 13190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextPaint.setARGB(255, 0, 0, 0); 13290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextBackgroundPaint = new Paint(); 13390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextBackgroundPaint.setAntiAlias(false); 13490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextBackgroundPaint.setARGB(128, 255, 255, 255); 13590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextLevelPaint = new Paint(); 13690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextLevelPaint.setAntiAlias(false); 13790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextLevelPaint.setARGB(192, 255, 0, 0); 13890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint = new Paint(); 13990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setAntiAlias(true); 14090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setARGB(255, 255, 255, 255); 14190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setStyle(Paint.Style.STROKE); 14290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setStrokeWidth(2); 14390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTargetPaint = new Paint(); 14490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTargetPaint.setAntiAlias(false); 14590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTargetPaint.setARGB(255, 0, 0, 192); 14690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPathPaint = new Paint(); 14790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPathPaint.setAntiAlias(false); 14890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPathPaint.setARGB(255, 0, 96, 255); 14990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setStyle(Paint.Style.STROKE); 15090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPaint.setStrokeWidth(1); 15190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 15290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn PointerState ps = new PointerState(); 15390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPointers.add(ps); 154d1e0c371a651f024b3de62a686c56e369e3f361eJeff Brown mActivePointerId = 0; 1559e2ad36be87f2703b3d737189944d82f93bd4f27Jeff Brown 1569e2ad36be87f2703b3d737189944d82f93bd4f27Jeff Brown mVelocity = VelocityTracker.obtain(); 1579eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 1589eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown String altStrategy = SystemProperties.get(ALT_STRATEGY_PROPERY_KEY); 1599eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown if (altStrategy.length() != 0) { 1609eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown Log.d(TAG, "Comparing default velocity tracker strategy with " + altStrategy); 1619eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity = VelocityTracker.obtain(altStrategy); 1629eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } else { 1639eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity = null; 1649eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 16590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 16690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 16790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn public void setPrintCoords(boolean state) { 16890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mPrintCoords = state; 16990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 17090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 17190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn @Override 17290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 17390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn super.onMeasure(widthMeasureSpec, heightMeasureSpec); 17490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mTextPaint.getFontMetricsInt(mTextMetrics); 17590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn mHeaderBottom = -mTextMetrics.ascent+mTextMetrics.descent+2; 17690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn if (false) { 17790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn Log.i("foo", "Metrics: ascent=" + mTextMetrics.ascent 17890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn + " descent=" + mTextMetrics.descent 17990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn + " leading=" + mTextMetrics.leading 18090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn + " top=" + mTextMetrics.top 18190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn + " bottom=" + mTextMetrics.bottom); 18290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 18390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 1848d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 1858d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // Draw an oval. When angle is 0 radians, orients the major axis vertically, 1868d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // angles less than or greater than 0 radians rotate the major axis left or right. 1878d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private RectF mReusableOvalRect = new RectF(); 1888d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private void drawOval(Canvas canvas, float x, float y, float major, float minor, 1898d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown float angle, Paint paint) { 1908d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.save(Canvas.MATRIX_SAVE_FLAG); 1915068ad8d2396d6d7bfbdb1c2c3fe57104744f1f9Jeff Brown canvas.rotate((float) (angle * 180 / Math.PI), x, y); 1928d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mReusableOvalRect.left = x - minor / 2; 1938d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mReusableOvalRect.right = x + minor / 2; 1948d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mReusableOvalRect.top = y - major / 2; 1958d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mReusableOvalRect.bottom = y + major / 2; 1968d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.drawOval(mReusableOvalRect, paint); 1978d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.restore(); 1988d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 19990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 20090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn @Override 20190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn protected void onDraw(Canvas canvas) { 20270825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int w = getWidth(); 20370825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int itemW = w/7; 20470825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int base = -mTextMetrics.ascent+1; 20570825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int bottom = mHeaderBottom; 20670825161b5bf51ed48319e142751a9c88b104994Jeff Brown 20770825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int NP = mPointers.size(); 20870825161b5bf51ed48319e142751a9c88b104994Jeff Brown 20970825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Labels 21070825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mActivePointerId >= 0) { 21170825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mPointers.get(mActivePointerId); 21290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 21370825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(0, 0, itemW-1, bottom,mTextBackgroundPaint); 21470825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawText(mText.clear() 21570825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("P: ").append(mCurNumPointers) 21670825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append(" / ").append(mMaxNumPointers) 21770825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1, base, mTextPaint); 21870825161b5bf51ed48319e142751a9c88b104994Jeff Brown 21970825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int N = ps.mTraceCount; 22070825161b5bf51ed48319e142751a9c88b104994Jeff Brown if ((mCurDown && ps.mCurDown) || N == 0) { 22170825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW, 0, (itemW * 2) - 1, bottom, mTextBackgroundPaint); 2228d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.drawText(mText.clear() 22370825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("X: ").append(ps.mCoords.x, 1) 22470825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW, base, mTextPaint); 22570825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 2, 0, (itemW * 3) - 1, bottom, mTextBackgroundPaint); 2268d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.drawText(mText.clear() 22770825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("Y: ").append(ps.mCoords.y, 1) 22870825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 2, base, mTextPaint); 22970825161b5bf51ed48319e142751a9c88b104994Jeff Brown } else { 23070825161b5bf51ed48319e142751a9c88b104994Jeff Brown float dx = ps.mTraceX[N - 1] - ps.mTraceX[0]; 23170825161b5bf51ed48319e142751a9c88b104994Jeff Brown float dy = ps.mTraceY[N - 1] - ps.mTraceY[0]; 23270825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW, 0, (itemW * 2) - 1, bottom, 23370825161b5bf51ed48319e142751a9c88b104994Jeff Brown Math.abs(dx) < mVC.getScaledTouchSlop() 23470825161b5bf51ed48319e142751a9c88b104994Jeff Brown ? mTextBackgroundPaint : mTextLevelPaint); 2358d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.drawText(mText.clear() 23670825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("dX: ").append(dx, 1) 23770825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW, base, mTextPaint); 23870825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 2, 0, (itemW * 3) - 1, bottom, 23970825161b5bf51ed48319e142751a9c88b104994Jeff Brown Math.abs(dy) < mVC.getScaledTouchSlop() 24070825161b5bf51ed48319e142751a9c88b104994Jeff Brown ? mTextBackgroundPaint : mTextLevelPaint); 2418d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown canvas.drawText(mText.clear() 24270825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("dY: ").append(dy, 1) 24370825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 2, base, mTextPaint); 24490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 24570825161b5bf51ed48319e142751a9c88b104994Jeff Brown 24670825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 3, 0, (itemW * 4) - 1, bottom, mTextBackgroundPaint); 24770825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawText(mText.clear() 24870825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("Xv: ").append(ps.mXVelocity, 3) 24970825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 3, base, mTextPaint); 25070825161b5bf51ed48319e142751a9c88b104994Jeff Brown 25170825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 4, 0, (itemW * 5) - 1, bottom, mTextBackgroundPaint); 25270825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawText(mText.clear() 25370825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("Yv: ").append(ps.mYVelocity, 3) 25470825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 4, base, mTextPaint); 25570825161b5bf51ed48319e142751a9c88b104994Jeff Brown 25670825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 5, 0, (itemW * 6) - 1, bottom, mTextBackgroundPaint); 25770825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 5, 0, (itemW * 5) + (ps.mCoords.pressure * itemW) - 1, 25870825161b5bf51ed48319e142751a9c88b104994Jeff Brown bottom, mTextLevelPaint); 25970825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawText(mText.clear() 26070825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("Prs: ").append(ps.mCoords.pressure, 2) 26170825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 5, base, mTextPaint); 26270825161b5bf51ed48319e142751a9c88b104994Jeff Brown 26370825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 6, 0, w, bottom, mTextBackgroundPaint); 26470825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawRect(itemW * 6, 0, (itemW * 6) + (ps.mCoords.size * itemW) - 1, 26570825161b5bf51ed48319e142751a9c88b104994Jeff Brown bottom, mTextLevelPaint); 26670825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawText(mText.clear() 26770825161b5bf51ed48319e142751a9c88b104994Jeff Brown .append("Size: ").append(ps.mCoords.size, 2) 26870825161b5bf51ed48319e142751a9c88b104994Jeff Brown .toString(), 1 + itemW * 6, base, mTextPaint); 26970825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 27070825161b5bf51ed48319e142751a9c88b104994Jeff Brown 27170825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Pointer trace. 27270825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int p = 0; p < NP; p++) { 27370825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mPointers.get(p); 27470825161b5bf51ed48319e142751a9c88b104994Jeff Brown 27570825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw path. 27670825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int N = ps.mTraceCount; 27770825161b5bf51ed48319e142751a9c88b104994Jeff Brown float lastX = 0, lastY = 0; 27870825161b5bf51ed48319e142751a9c88b104994Jeff Brown boolean haveLast = false; 27970825161b5bf51ed48319e142751a9c88b104994Jeff Brown boolean drawn = false; 28070825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, 128, 255, 255); 28170825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int i=0; i < N; i++) { 28270825161b5bf51ed48319e142751a9c88b104994Jeff Brown float x = ps.mTraceX[i]; 28370825161b5bf51ed48319e142751a9c88b104994Jeff Brown float y = ps.mTraceY[i]; 28470825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (Float.isNaN(x)) { 28570825161b5bf51ed48319e142751a9c88b104994Jeff Brown haveLast = false; 28670825161b5bf51ed48319e142751a9c88b104994Jeff Brown continue; 28790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 28870825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (haveLast) { 28970825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(lastX, lastY, x, y, mPathPaint); 29070825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawPoint(lastX, lastY, mPaint); 29170825161b5bf51ed48319e142751a9c88b104994Jeff Brown drawn = true; 2928d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 29370825161b5bf51ed48319e142751a9c88b104994Jeff Brown lastX = x; 29470825161b5bf51ed48319e142751a9c88b104994Jeff Brown lastY = y; 29570825161b5bf51ed48319e142751a9c88b104994Jeff Brown haveLast = true; 29670825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 29770825161b5bf51ed48319e142751a9c88b104994Jeff Brown 29870825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (drawn) { 29970825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw movement estimate curve. 30070825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(128, 128, 0, 128); 30170825161b5bf51ed48319e142751a9c88b104994Jeff Brown float lx = ps.mEstimator.estimateX(-ESTIMATE_PAST_POINTS * ESTIMATE_INTERVAL); 30270825161b5bf51ed48319e142751a9c88b104994Jeff Brown float ly = ps.mEstimator.estimateY(-ESTIMATE_PAST_POINTS * ESTIMATE_INTERVAL); 30370825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int i = -ESTIMATE_PAST_POINTS + 1; i <= ESTIMATE_FUTURE_POINTS; i++) { 30470825161b5bf51ed48319e142751a9c88b104994Jeff Brown float x = ps.mEstimator.estimateX(i * ESTIMATE_INTERVAL); 30570825161b5bf51ed48319e142751a9c88b104994Jeff Brown float y = ps.mEstimator.estimateY(i * ESTIMATE_INTERVAL); 30670825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(lx, ly, x, y, mPaint); 30770825161b5bf51ed48319e142751a9c88b104994Jeff Brown lx = x; 30870825161b5bf51ed48319e142751a9c88b104994Jeff Brown ly = y; 30970825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 31070825161b5bf51ed48319e142751a9c88b104994Jeff Brown 31170825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw velocity vector. 31270825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, 255, 64, 128); 31370825161b5bf51ed48319e142751a9c88b104994Jeff Brown float xVel = ps.mXVelocity * (1000 / 60); 31470825161b5bf51ed48319e142751a9c88b104994Jeff Brown float yVel = ps.mYVelocity * (1000 / 60); 31570825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(lastX, lastY, lastX + xVel, lastY + yVel, mPaint); 3169eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 3179eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown // Draw alternate estimate. 3189eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown if (mAltVelocity != null) { 3199eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mPaint.setARGB(128, 0, 128, 128); 3209eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown lx = ps.mAltEstimator.estimateX(-ESTIMATE_PAST_POINTS * ESTIMATE_INTERVAL); 3219eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown ly = ps.mAltEstimator.estimateY(-ESTIMATE_PAST_POINTS * ESTIMATE_INTERVAL); 3229eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown for (int i = -ESTIMATE_PAST_POINTS + 1; i <= ESTIMATE_FUTURE_POINTS; i++) { 3239eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown float x = ps.mAltEstimator.estimateX(i * ESTIMATE_INTERVAL); 3249eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown float y = ps.mAltEstimator.estimateY(i * ESTIMATE_INTERVAL); 3259eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown canvas.drawLine(lx, ly, x, y, mPaint); 3269eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown lx = x; 3279eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown ly = y; 3289eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 3299eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown 3309eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mPaint.setARGB(255, 64, 255, 128); 3319eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown xVel = ps.mAltXVelocity * (1000 / 60); 3329eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown yVel = ps.mAltYVelocity * (1000 / 60); 3339eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown canvas.drawLine(lastX, lastY, lastX + xVel, lastY + yVel, mPaint); 3349eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 33570825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 33670825161b5bf51ed48319e142751a9c88b104994Jeff Brown 33770825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mCurDown && ps.mCurDown) { 33870825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw crosshairs. 33970825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(0, ps.mCoords.y, getWidth(), ps.mCoords.y, mTargetPaint); 34070825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(ps.mCoords.x, 0, ps.mCoords.x, getHeight(), mTargetPaint); 34170825161b5bf51ed48319e142751a9c88b104994Jeff Brown 34270825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw current point. 34370825161b5bf51ed48319e142751a9c88b104994Jeff Brown int pressureLevel = (int)(ps.mCoords.pressure * 255); 34470825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, pressureLevel, 255, 255 - pressureLevel); 34570825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawPoint(ps.mCoords.x, ps.mCoords.y, mPaint); 34670825161b5bf51ed48319e142751a9c88b104994Jeff Brown 34770825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw current touch ellipse. 34870825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, pressureLevel, 255 - pressureLevel, 128); 34970825161b5bf51ed48319e142751a9c88b104994Jeff Brown drawOval(canvas, ps.mCoords.x, ps.mCoords.y, ps.mCoords.touchMajor, 35070825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.touchMinor, ps.mCoords.orientation, mPaint); 35170825161b5bf51ed48319e142751a9c88b104994Jeff Brown 35270825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw current tool ellipse. 35370825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, pressureLevel, 128, 255 - pressureLevel); 35470825161b5bf51ed48319e142751a9c88b104994Jeff Brown drawOval(canvas, ps.mCoords.x, ps.mCoords.y, ps.mCoords.toolMajor, 35570825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.toolMinor, ps.mCoords.orientation, mPaint); 35670825161b5bf51ed48319e142751a9c88b104994Jeff Brown 35770825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw the orientation arrow. 35870825161b5bf51ed48319e142751a9c88b104994Jeff Brown float arrowSize = ps.mCoords.toolMajor * 0.7f; 35970825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (arrowSize < 20) { 36070825161b5bf51ed48319e142751a9c88b104994Jeff Brown arrowSize = 20; 36170825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 36270825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint.setARGB(255, pressureLevel, 255, 0); 36370825161b5bf51ed48319e142751a9c88b104994Jeff Brown float orientationVectorX = (float) (Math.sin(ps.mCoords.orientation) 36470825161b5bf51ed48319e142751a9c88b104994Jeff Brown * arrowSize); 36570825161b5bf51ed48319e142751a9c88b104994Jeff Brown float orientationVectorY = (float) (-Math.cos(ps.mCoords.orientation) 36670825161b5bf51ed48319e142751a9c88b104994Jeff Brown * arrowSize); 36770825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (ps.mToolType == MotionEvent.TOOL_TYPE_STYLUS 36870825161b5bf51ed48319e142751a9c88b104994Jeff Brown || ps.mToolType == MotionEvent.TOOL_TYPE_ERASER) { 36970825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Show full circle orientation. 37070825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine(ps.mCoords.x, ps.mCoords.y, 37170825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.x + orientationVectorX, 37270825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.y + orientationVectorY, 37370825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint); 37470825161b5bf51ed48319e142751a9c88b104994Jeff Brown } else { 37570825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Show half circle orientation. 37670825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawLine( 37770825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.x - orientationVectorX, 37870825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.y - orientationVectorY, 37970825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.x + orientationVectorX, 38070825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.y + orientationVectorY, 38170825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPaint); 38290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 38370825161b5bf51ed48319e142751a9c88b104994Jeff Brown 38470825161b5bf51ed48319e142751a9c88b104994Jeff Brown // Draw the tilt point along the orientation arrow. 38570825161b5bf51ed48319e142751a9c88b104994Jeff Brown float tiltScale = (float) Math.sin( 38670825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.getAxisValue(MotionEvent.AXIS_TILT)); 38770825161b5bf51ed48319e142751a9c88b104994Jeff Brown canvas.drawCircle( 38870825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.x + orientationVectorX * tiltScale, 38970825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCoords.y + orientationVectorY * tiltScale, 39070825161b5bf51ed48319e142751a9c88b104994Jeff Brown 3.0f, mPaint); 39190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 39290d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 39390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 39465fd251c3913fc921468a3dad190810db19eb9dfJeff Brown 39565fd251c3913fc921468a3dad190810db19eb9dfJeff Brown private void logMotionEvent(String type, MotionEvent event) { 39665fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final int action = event.getAction(); 39765fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final int N = event.getHistorySize(); 39865fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final int NI = event.getPointerCount(); 39965fd251c3913fc921468a3dad190810db19eb9dfJeff Brown for (int historyPos = 0; historyPos < N; historyPos++) { 40065fd251c3913fc921468a3dad190810db19eb9dfJeff Brown for (int i = 0; i < NI; i++) { 40165fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final int id = event.getPointerId(i); 40265fd251c3913fc921468a3dad190810db19eb9dfJeff Brown event.getHistoricalPointerCoords(i, historyPos, mTempCoords); 40365fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logCoords(type, action, i, mTempCoords, id, 40465fd251c3913fc921468a3dad190810db19eb9dfJeff Brown event.getToolType(i), event.getButtonState()); 40565fd251c3913fc921468a3dad190810db19eb9dfJeff Brown } 40665fd251c3913fc921468a3dad190810db19eb9dfJeff Brown } 40765fd251c3913fc921468a3dad190810db19eb9dfJeff Brown for (int i = 0; i < NI; i++) { 40865fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final int id = event.getPointerId(i); 40965fd251c3913fc921468a3dad190810db19eb9dfJeff Brown event.getPointerCoords(i, mTempCoords); 41065fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logCoords(type, action, i, mTempCoords, id, 41165fd251c3913fc921468a3dad190810db19eb9dfJeff Brown event.getToolType(i), event.getButtonState()); 41265fd251c3913fc921468a3dad190810db19eb9dfJeff Brown } 41365fd251c3913fc921468a3dad190810db19eb9dfJeff Brown } 41465fd251c3913fc921468a3dad190810db19eb9dfJeff Brown 41565fd251c3913fc921468a3dad190810db19eb9dfJeff Brown private void logCoords(String type, int action, int index, 41665fd251c3913fc921468a3dad190810db19eb9dfJeff Brown MotionEvent.PointerCoords coords, int id, int toolType, int buttonState) { 41733bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown final String prefix; 41833bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown switch (action & MotionEvent.ACTION_MASK) { 41933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_DOWN: 42033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "DOWN"; 42133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 42233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_UP: 42333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "UP"; 42433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 42533bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_MOVE: 42633bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "MOVE"; 42733bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 42833bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_CANCEL: 42933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "CANCEL"; 43033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 43133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_OUTSIDE: 43233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "OUTSIDE"; 43333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 43433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_POINTER_DOWN: 43533bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown if (index == ((action & MotionEvent.ACTION_POINTER_INDEX_MASK) 43633bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown >> MotionEvent.ACTION_POINTER_INDEX_SHIFT)) { 43733bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "DOWN"; 43833bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } else { 43933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "MOVE"; 44033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 44133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 44233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_POINTER_UP: 44333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown if (index == ((action & MotionEvent.ACTION_POINTER_INDEX_MASK) 44433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown >> MotionEvent.ACTION_POINTER_INDEX_SHIFT)) { 44533bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "UP"; 44633bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } else { 44733bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "MOVE"; 44833bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 44933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 45033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_HOVER_MOVE: 45133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "HOVER MOVE"; 45233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 453a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown case MotionEvent.ACTION_HOVER_ENTER: 454a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown prefix = "HOVER ENTER"; 455a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown break; 456a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown case MotionEvent.ACTION_HOVER_EXIT: 457a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown prefix = "HOVER EXIT"; 458a032cc008618b83ecbbede537517d1e7998e3264Jeff Brown break; 45933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown case MotionEvent.ACTION_SCROLL: 46033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = "SCROLL"; 46133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 46233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown default: 46333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown prefix = Integer.toString(action); 46433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown break; 46533bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 46633bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown 4678d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown Log.i(TAG, mText.clear() 46865fd251c3913fc921468a3dad190810db19eb9dfJeff Brown .append(type).append(" id ").append(id + 1) 46933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown .append(": ") 47033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown .append(prefix) 47133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown .append(" (").append(coords.x, 3).append(", ").append(coords.y, 3) 4728d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(") Pressure=").append(coords.pressure, 3) 4738d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" Size=").append(coords.size, 3) 4748d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" TouchMajor=").append(coords.touchMajor, 3) 4758d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" TouchMinor=").append(coords.touchMinor, 3) 4768d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" ToolMajor=").append(coords.toolMajor, 3) 4778d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" ToolMinor=").append(coords.toolMinor, 3) 4788d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown .append(" Orientation=").append((float)(coords.orientation * 180 / Math.PI), 1) 4796f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown .append("deg") 48065fd251c3913fc921468a3dad190810db19eb9dfJeff Brown .append(" Tilt=").append((float)( 48165fd251c3913fc921468a3dad190810db19eb9dfJeff Brown coords.getAxisValue(MotionEvent.AXIS_TILT) * 180 / Math.PI), 1) 48265fd251c3913fc921468a3dad190810db19eb9dfJeff Brown .append("deg") 48380fd47ce75253dcdc2cfa85d7a3f42634b923a47Jeff Brown .append(" Distance=").append(coords.getAxisValue(MotionEvent.AXIS_DISTANCE), 1) 4846f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown .append(" VScroll=").append(coords.getAxisValue(MotionEvent.AXIS_VSCROLL), 1) 4856f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown .append(" HScroll=").append(coords.getAxisValue(MotionEvent.AXIS_HSCROLL), 1) 486fe9f8ab03a63b1037f07dd85799fbea80ec6adaaJeff Brown .append(" ToolType=").append(MotionEvent.toolTypeToString(toolType)) 487fe9f8ab03a63b1037f07dd85799fbea80ec6adaaJeff Brown .append(" ButtonState=").append(MotionEvent.buttonStateToString(buttonState)) 4886f2fba428ca5e77a26d991ad728e346cc47609eeJeff Brown .toString()); 4898d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 49090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 49133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown public void addPointerEvent(MotionEvent event) { 49270825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int action = event.getAction(); 49370825161b5bf51ed48319e142751a9c88b104994Jeff Brown int NP = mPointers.size(); 49433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown 49570825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (action == MotionEvent.ACTION_DOWN 49670825161b5bf51ed48319e142751a9c88b104994Jeff Brown || (action & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_POINTER_DOWN) { 49770825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int index = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) 49870825161b5bf51ed48319e142751a9c88b104994Jeff Brown >> MotionEvent.ACTION_POINTER_INDEX_SHIFT; // will be 0 for down 49970825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (action == MotionEvent.ACTION_DOWN) { 50070825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int p=0; p<NP; p++) { 50170825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mPointers.get(p); 50270825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.clearTrace(); 50370825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCurDown = false; 50433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 50570825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurDown = true; 50670825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurNumPointers = 0; 50770825161b5bf51ed48319e142751a9c88b104994Jeff Brown mMaxNumPointers = 0; 50870825161b5bf51ed48319e142751a9c88b104994Jeff Brown mVelocity.clear(); 5099eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown if (mAltVelocity != null) { 5109eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity.clear(); 5119eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 51270825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 51333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown 51470825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurNumPointers += 1; 51570825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mMaxNumPointers < mCurNumPointers) { 51670825161b5bf51ed48319e142751a9c88b104994Jeff Brown mMaxNumPointers = mCurNumPointers; 51790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 518cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown 51970825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int id = event.getPointerId(index); 52070825161b5bf51ed48319e142751a9c88b104994Jeff Brown while (NP <= id) { 52170825161b5bf51ed48319e142751a9c88b104994Jeff Brown PointerState ps = new PointerState(); 52270825161b5bf51ed48319e142751a9c88b104994Jeff Brown mPointers.add(ps); 52370825161b5bf51ed48319e142751a9c88b104994Jeff Brown NP++; 52470825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 52570825161b5bf51ed48319e142751a9c88b104994Jeff Brown 52670825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mActivePointerId < 0 || 52770825161b5bf51ed48319e142751a9c88b104994Jeff Brown !mPointers.get(mActivePointerId).mCurDown) { 52870825161b5bf51ed48319e142751a9c88b104994Jeff Brown mActivePointerId = id; 52933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 53070825161b5bf51ed48319e142751a9c88b104994Jeff Brown 53170825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mPointers.get(id); 53270825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCurDown = true; 53370825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 53470825161b5bf51ed48319e142751a9c88b104994Jeff Brown 53570825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int NI = event.getPointerCount(); 53670825161b5bf51ed48319e142751a9c88b104994Jeff Brown 53770825161b5bf51ed48319e142751a9c88b104994Jeff Brown mVelocity.addMovement(event); 53870825161b5bf51ed48319e142751a9c88b104994Jeff Brown mVelocity.computeCurrentVelocity(1); 5399eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown if (mAltVelocity != null) { 5409eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity.addMovement(event); 5419eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity.computeCurrentVelocity(1); 5429eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 54370825161b5bf51ed48319e142751a9c88b104994Jeff Brown 54470825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int N = event.getHistorySize(); 54570825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int historyPos = 0; historyPos < N; historyPos++) { 54633bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown for (int i = 0; i < NI; i++) { 54733bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown final int id = event.getPointerId(i); 54833bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown final PointerState ps = mCurDown ? mPointers.get(id) : null; 54965fd251c3913fc921468a3dad190810db19eb9dfJeff Brown final PointerCoords coords = ps != null ? ps.mCoords : mTempCoords; 55070825161b5bf51ed48319e142751a9c88b104994Jeff Brown event.getHistoricalPointerCoords(i, historyPos, coords); 55190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn if (mPrintCoords) { 55265fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logCoords("Pointer", action, i, coords, id, 553fe9f8ab03a63b1037f07dd85799fbea80ec6adaaJeff Brown event.getToolType(i), event.getButtonState()); 554cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown } 555cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown if (ps != null) { 556cc0c159e9b3dd4e0f48da0ce3e33d2c68a651413Jeff Brown ps.addTrace(coords.x, coords.y); 55790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 55890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 55970825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 56070825161b5bf51ed48319e142751a9c88b104994Jeff Brown for (int i = 0; i < NI; i++) { 56170825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int id = event.getPointerId(i); 56270825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mCurDown ? mPointers.get(id) : null; 56370825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerCoords coords = ps != null ? ps.mCoords : mTempCoords; 56470825161b5bf51ed48319e142751a9c88b104994Jeff Brown event.getPointerCoords(i, coords); 56570825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mPrintCoords) { 56670825161b5bf51ed48319e142751a9c88b104994Jeff Brown logCoords("Pointer", action, i, coords, id, 56770825161b5bf51ed48319e142751a9c88b104994Jeff Brown event.getToolType(i), event.getButtonState()); 56870825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 56970825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (ps != null) { 57070825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.addTrace(coords.x, coords.y); 57170825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mXVelocity = mVelocity.getXVelocity(id); 57270825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mYVelocity = mVelocity.getYVelocity(id); 57385bd0d62830a098c1bdc720dfdcf4fe1b18b657cJeff Brown mVelocity.getEstimator(id, ps.mEstimator); 5749eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown if (mAltVelocity != null) { 5759eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown ps.mAltXVelocity = mAltVelocity.getXVelocity(id); 5769eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown ps.mAltYVelocity = mAltVelocity.getYVelocity(id); 5779eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown mAltVelocity.getEstimator(id, ps.mAltEstimator); 5789eb7d86181729c3eb769d71123c4ce9ffc868f08Jeff Brown } 57970825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mToolType = event.getToolType(i); 58070825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 58170825161b5bf51ed48319e142751a9c88b104994Jeff Brown } 58270825161b5bf51ed48319e142751a9c88b104994Jeff Brown 58370825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (action == MotionEvent.ACTION_UP 58470825161b5bf51ed48319e142751a9c88b104994Jeff Brown || action == MotionEvent.ACTION_CANCEL 58570825161b5bf51ed48319e142751a9c88b104994Jeff Brown || (action & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_POINTER_UP) { 58670825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int index = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) 58770825161b5bf51ed48319e142751a9c88b104994Jeff Brown >> MotionEvent.ACTION_POINTER_INDEX_SHIFT; // will be 0 for UP 58870825161b5bf51ed48319e142751a9c88b104994Jeff Brown 58970825161b5bf51ed48319e142751a9c88b104994Jeff Brown final int id = event.getPointerId(index); 59070825161b5bf51ed48319e142751a9c88b104994Jeff Brown final PointerState ps = mPointers.get(id); 59170825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.mCurDown = false; 59233bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown 5938d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (action == MotionEvent.ACTION_UP 59470825161b5bf51ed48319e142751a9c88b104994Jeff Brown || action == MotionEvent.ACTION_CANCEL) { 59570825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurDown = false; 59670825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurNumPointers = 0; 59770825161b5bf51ed48319e142751a9c88b104994Jeff Brown } else { 59870825161b5bf51ed48319e142751a9c88b104994Jeff Brown mCurNumPointers -= 1; 59970825161b5bf51ed48319e142751a9c88b104994Jeff Brown if (mActivePointerId == id) { 60070825161b5bf51ed48319e142751a9c88b104994Jeff Brown mActivePointerId = event.getPointerId(index == 0 ? 1 : 0); 60190d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 60270825161b5bf51ed48319e142751a9c88b104994Jeff Brown ps.addTrace(Float.NaN, Float.NaN); 60390d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 60490d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 60570825161b5bf51ed48319e142751a9c88b104994Jeff Brown 60670825161b5bf51ed48319e142751a9c88b104994Jeff Brown invalidate(); 60790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 60890d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn 60990d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn @Override 61090d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn public boolean onTouchEvent(MotionEvent event) { 61133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown addPointerEvent(event); 612c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown 613c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown if (event.getAction() == MotionEvent.ACTION_DOWN && !isFocused()) { 614c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown requestFocus(); 615c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 61690d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn return true; 61790d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn } 6187d9af5ae762c59e879a86e77dcb330856774bc09Dianne Hackborn 6197d9af5ae762c59e879a86e77dcb330856774bc09Dianne Hackborn @Override 62033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown public boolean onGenericMotionEvent(MotionEvent event) { 621c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown final int source = event.getSource(); 622c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown if ((source & InputDevice.SOURCE_CLASS_POINTER) != 0) { 62333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown addPointerEvent(event); 624c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } else if ((source & InputDevice.SOURCE_CLASS_JOYSTICK) != 0) { 62565fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logMotionEvent("Joystick", event); 626c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } else if ((source & InputDevice.SOURCE_CLASS_POSITION) != 0) { 62765fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logMotionEvent("Position", event); 628c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } else { 62965fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logMotionEvent("Generic", event); 630c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 631c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return true; 632c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 633c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown 634c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown @Override 635c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown public boolean onKeyDown(int keyCode, KeyEvent event) { 636c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown if (shouldLogKey(keyCode)) { 637c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown final int repeatCount = event.getRepeatCount(); 638c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown if (repeatCount == 0) { 639c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown Log.i(TAG, "Key Down: " + event); 640c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } else { 641c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown Log.i(TAG, "Key Repeat #" + repeatCount + ": " + event); 642c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 64333bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown return true; 64433bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 645c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return super.onKeyDown(keyCode, event); 646c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 647c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown 648c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown @Override 649c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown public boolean onKeyUp(int keyCode, KeyEvent event) { 650c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown if (shouldLogKey(keyCode)) { 651c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown Log.i(TAG, "Key Up: " + event); 652c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return true; 653c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 654c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return super.onKeyUp(keyCode, event); 655c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 656c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown 657c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown private static boolean shouldLogKey(int keyCode) { 658c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown switch (keyCode) { 659c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown case KeyEvent.KEYCODE_DPAD_UP: 660c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown case KeyEvent.KEYCODE_DPAD_DOWN: 661c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown case KeyEvent.KEYCODE_DPAD_LEFT: 662c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown case KeyEvent.KEYCODE_DPAD_RIGHT: 663c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown case KeyEvent.KEYCODE_DPAD_CENTER: 664c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return true; 665c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown default: 666c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return KeyEvent.isGamepadButton(keyCode) 667c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown || KeyEvent.isModifierKey(keyCode); 668c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown } 66933bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown } 67033bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown 67133bbfd2232ea9eaae9a9d87a05a95a430f09bd83Jeff Brown @Override 6727d9af5ae762c59e879a86e77dcb330856774bc09Dianne Hackborn public boolean onTrackballEvent(MotionEvent event) { 67365fd251c3913fc921468a3dad190810db19eb9dfJeff Brown logMotionEvent("Trackball", event); 674c3fe7669d6276b43e82c802743a7e8974bae52a5Jeff Brown return true; 6757d9af5ae762c59e879a86e77dcb330856774bc09Dianne Hackborn } 676af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 677af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown @Override 678af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown protected void onAttachedToWindow() { 679af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown super.onAttachedToWindow(); 680af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 681af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown mIm.registerInputDeviceListener(this, getHandler()); 682af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown logInputDevices(); 683af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 684af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 685af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown @Override 686af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown protected void onDetachedFromWindow() { 687af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown super.onDetachedFromWindow(); 688af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 689af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown mIm.unregisterInputDeviceListener(this); 690af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 691af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 692af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown @Override 693af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown public void onInputDeviceAdded(int deviceId) { 694af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown logInputDeviceState(deviceId, "Device Added"); 695af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 696af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 697af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown @Override 698af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown public void onInputDeviceChanged(int deviceId) { 699af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown logInputDeviceState(deviceId, "Device Changed"); 700af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 701af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 702af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown @Override 703af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown public void onInputDeviceRemoved(int deviceId) { 704af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown logInputDeviceState(deviceId, "Device Removed"); 705af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 706af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 707af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown private void logInputDevices() { 708af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown int[] deviceIds = InputDevice.getDeviceIds(); 709af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown for (int i = 0; i < deviceIds.length; i++) { 710af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown logInputDeviceState(deviceIds[i], "Device Enumerated"); 711af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 712af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 713af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 714af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown private void logInputDeviceState(int deviceId, String state) { 715af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown InputDevice device = mIm.getInputDevice(deviceId); 716af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown if (device != null) { 717af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown Log.i(TAG, state + ": " + device); 718af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } else { 719af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown Log.i(TAG, state + ": " + deviceId); 720af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 721af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown } 722af9e8d38184c6ba4d2d3eb5bde7014a66dd8a78bJeff Brown 7238d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // HACK 7248d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown // A quick and dirty string builder implementation optimized for GC. 725d1e0c371a651f024b3de62a686c56e369e3f361eJeff Brown // Using String.format causes the application grind to a halt when 726d1e0c371a651f024b3de62a686c56e369e3f361eJeff Brown // more than a couple of pointers are down due to the number of 727d1e0c371a651f024b3de62a686c56e369e3f361eJeff Brown // temporary objects allocated while formatting strings for drawing or logging. 7288d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private static final class FasterStringBuilder { 7298d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private char[] mChars; 7308d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private int mLength; 7318d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7328d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder() { 7338d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mChars = new char[64]; 7348d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7358d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7368d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder clear() { 7378d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mLength = 0; 7388d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 7398d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7408d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7418d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder append(String value) { 7428d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int valueLength = value.length(); 7438d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int index = reserve(valueLength); 7448d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value.getChars(0, valueLength, mChars, index); 7458d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mLength += valueLength; 7468d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 7478d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7488d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7498d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder append(int value) { 7508d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return append(value, 0); 7518d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7528d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7538d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder append(int value, int zeroPadWidth) { 7548d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final boolean negative = value < 0; 7558d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (negative) { 7568d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value = - value; 7578d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (value < 0) { 7588d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown append("-2147483648"); 7598d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 7608d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7618d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7628d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7638d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int index = reserve(11); 7648d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final char[] chars = mChars; 7658d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7668d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (value == 0) { 7678d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown chars[index++] = '0'; 7688d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mLength += 1; 7698d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 7708d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7718d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7728d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (negative) { 7738d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown chars[index++] = '-'; 7748d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7758d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7768d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int divisor = 1000000000; 7778d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int numberWidth = 10; 7788d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown while (value < divisor) { 7798d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown divisor /= 10; 7808d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown numberWidth -= 1; 7818d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (numberWidth < zeroPadWidth) { 7828d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown chars[index++] = '0'; 7838d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7848d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7858d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7868d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown do { 7878d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int digit = value / divisor; 7888d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value -= digit * divisor; 7898d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown divisor /= 10; 7908d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown chars[index++] = (char) (digit + '0'); 7918d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } while (divisor != 0); 7928d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7938d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mLength = index; 7948d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 7958d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 7968d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 7978d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public FasterStringBuilder append(float value, int precision) { 7988d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown int scale = 1; 7998d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown for (int i = 0; i < precision; i++) { 8008d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown scale *= 10; 8018d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8028d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value = (float) (Math.rint(value * scale) / scale); 8038d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 8048d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown append((int) value); 8058d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 8068d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (precision != 0) { 8078d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown append("."); 8088d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value = Math.abs(value); 8098d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown value -= Math.floor(value); 8108d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown append((int) (value * scale), precision); 8118d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8128d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 8138d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return this; 8148d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8158d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 8168d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown @Override 8178d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown public String toString() { 8188d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return new String(mChars, 0, mLength); 8198d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8208d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown 8218d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown private int reserve(int length) { 8228d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int oldLength = mLength; 8238d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int newLength = mLength + length; 8248d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final char[] oldChars = mChars; 8258d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int oldCapacity = oldChars.length; 8268d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown if (newLength > oldCapacity) { 8278d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final int newCapacity = oldCapacity * 2; 8288d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown final char[] newChars = new char[newCapacity]; 8298d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown System.arraycopy(oldChars, 0, newChars, 0, oldLength); 8308d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown mChars = newChars; 8318d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8328d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown return oldLength; 8338d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 8348d60866e2100db70ecf0502c14768a384514d7e9Jeff Brown } 83590d2db3d21d07c2a4b4cbbc558f5ec59d20098c3Dianne Hackborn} 836