├── res ├── drawable-hdpi │ ├── e.png │ ├── n.png │ ├── s.png │ ├── w.png │ ├── e_cn.png │ ├── n_cn.png │ ├── s_cn.png │ ├── w_cn.png │ ├── compass.png │ ├── degree.png │ ├── prompt.png │ ├── app_icon.png │ ├── number_0.png │ ├── number_1.png │ ├── number_2.png │ ├── number_3.png │ ├── number_4.png │ ├── number_5.png │ ├── number_6.png │ ├── number_7.png │ ├── number_8.png │ ├── number_9.png │ ├── compass_cn.png │ ├── miui_cover.png │ ├── background_light.png │ ├── background_bottom.9.png │ ├── background_compass.png │ └── background_texture.png ├── drawable │ └── background.xml ├── values-zh-rCN │ └── strings.xml ├── values │ └── strings.xml └── layout │ └── main.xml ├── .gitignore ├── README ├── AndroidManifest.xml ├── src └── net │ └── micode │ └── compass │ ├── CompassView.java │ └── CompassActivity.java └── NOTICE /res/drawable-hdpi/e.png: -------------------------------------------------------------------------------- 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-------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # generated files 2 | bin/ 3 | gen/ 4 | 5 | # Local configuration file (sdk path, etc) 6 | proguard.cfg 7 | project.properties 8 | .settings/ 9 | .classpath 10 | .project 11 | -------------------------------------------------------------------------------- /README: -------------------------------------------------------------------------------- 1 | [中文] 2 | 3 | 1. 本项目是MIUI指南针的社区开源版，由MIUI团队(www.miui.com) 发起并贡献第一批代码，遵循NOTICE文件所描述的开源协议， 4 | 今后为MiCode社区(www.micode.net) 拥有，并由社区发布和维护。 5 | 6 | 2. Bug反馈和跟踪，请访问Github, 7 | https://github.com/MiCode/Compass/issues?sort=created&direction=desc&state=open 8 | 9 | 3. 功能建议和综合讨论，请访问MiCode, 10 | http://micode.net/forum-40-1.html 11 | 12 | 13 | [English] 14 | 15 | 1. This is open source edition of MIUI Compass, it's first initiated and sponsored by MIUI team (www.miui.com). 16 | It's opened under license described by NOTICE file. It's owned by the MiCode community (www.micode.net). In future, 17 | the MiCode community will release and maintain this project. 18 | 19 | 2. Regarding issue tracking, please visit Github, 20 | https://github.com/MiCode/Compass/issues?sort=created&direction=desc&state=open 21 | 22 | 3. Regarding feature request and general discussion, please visit Micode forum, 23 | http://micode.net/forum-40-1.html 24 | -------------------------------------------------------------------------------- /res/drawable/background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 17 | 18 | 22 | -------------------------------------------------------------------------------- /res/values-zh-rCN/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 17 | 18 | 19 | 20 | 指南针 21 | 正在获取经纬度... 22 | 无法获取经纬度 23 | 北纬 %s 24 | 南纬 %sS 25 | 东经 %s 26 | 西经 %s 27 | 28 | -------------------------------------------------------------------------------- /res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 17 | 18 | 19 | 20 | Compass 21 | Getting location... 22 | Cannot get your location 23 | %s N 24 | %s S 25 | %s E 26 | %s W 27 | 28 | -------------------------------------------------------------------------------- /AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 17 | 18 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 32 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | -------------------------------------------------------------------------------- /src/net/micode/compass/CompassView.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) 3 | * 4 | * Licensed under the Apache License, Version 2.0 (the "License"); 5 | * you may not use this file except in compliance with the License. 6 | * You may obtain a copy of the License at 7 | * 8 | * http://www.apache.org/licenses/LICENSE-2.0 9 | * 10 | * Unless required by applicable law or agreed to in writing, software 11 | * distributed under the License is distributed on an "AS IS" BASIS, 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | * See the License for the specific language governing permissions and 14 | * limitations under the License. 15 | */ 16 | 17 | package net.micode.compass; 18 | 19 | import android.content.Context; 20 | import android.graphics.Canvas; 21 | import android.graphics.drawable.Drawable; 22 | import android.util.AttributeSet; 23 | import android.widget.ImageView; 24 | 25 | public class CompassView extends ImageView { 26 | private float mDirection; 27 | private Drawable compass; 28 | 29 | public CompassView(Context context) { 30 | super(context); 31 | mDirection = 0.0f; 32 | compass = null; 33 | } 34 | 35 | public CompassView(Context context, AttributeSet attrs) { 36 | super(context, attrs); 37 | mDirection = 0.0f; 38 | compass = null; 39 | } 40 | 41 | public CompassView(Context context, AttributeSet attrs, int defStyle) { 42 | super(context, attrs, defStyle); 43 | mDirection = 0.0f; 44 | compass = null; 45 | } 46 | 47 | @Override 48 | protected void onDraw(Canvas canvas) { 49 | if (compass == null) { 50 | compass = getDrawable(); 51 | compass.setBounds(0, 0, getWidth(), getHeight()); 52 | } 53 | 54 | canvas.save(); 55 | canvas.rotate(mDirection, getWidth() / 2, getHeight() / 2); 56 | compass.draw(canvas); 57 | canvas.restore(); 58 | } 59 | 60 | public void updateDirection(float direction) { 61 | mDirection = direction; 62 | invalidate(); 63 | } 64 | 65 | } 66 | -------------------------------------------------------------------------------- /res/layout/main.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 17 | 18 | 21 | 22 | 26 | 27 | 33 | 34 | 39 | 40 | 44 | 45 | 51 | 52 | 59 | 60 | 61 | 64 | 65 | 66 | 73 | 74 | 75 | 76 | 77 | 82 | 83 | 87 | 88 | 93 | 94 | 100 | 101 | 106 | 107 | 108 | 109 | 110 | 114 | 115 | 120 | 121 | 122 | 130 | 131 | 132 | 133 | 134 | 142 | 143 | -------------------------------------------------------------------------------- /NOTICE: -------------------------------------------------------------------------------- 1 | 2 | Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) 3 | 4 | Licensed under the Apache License, Version 2.0 (the "License"); 5 | you may not use this file except in compliance with the License. 6 | 7 | Unless required by applicable law or agreed to in writing, software 8 | distributed under the License is distributed on an "AS IS" BASIS, 9 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 10 | See the License for the specific language governing permissions and 11 | limitations under the License. 12 | 13 | 14 | Apache License 15 | Version 2.0, January 2004 16 | http://www.apache.org/licenses/ 17 | 18 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 19 | 20 | 1. 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MAX_ROATE_DEGREE : (-1.0f * MAX_ROATE_DEGREE); 80 | } 81 | 82 | // need to slow down if the distance is short 83 | mDirection = normalizeDegree(mDirection 84 | + ((to - mDirection) * mInterpolator.getInterpolation(Math 85 | .abs(distance) > MAX_ROATE_DEGREE ? 0.4f : 0.3f))); 86 | mPointer.updateDirection(mDirection); 87 | } 88 | 89 | updateDirection(); 90 | 91 | mHandler.postDelayed(mCompassViewUpdater, 20); 92 | } 93 | } 94 | }; 95 | 96 | @Override 97 | protected void onCreate(Bundle savedInstanceState) { 98 | super.onCreate(savedInstanceState); 99 | setContentView(R.layout.main); 100 | initResources(); 101 | initServices(); 102 | } 103 | 104 | @Override 105 | protected void onResume() { 106 | super.onResume(); 107 | if (mLocationProvider != null) { 108 | updateLocation(mLocationManager.getLastKnownLocation(mLocationProvider)); 109 | mLocationManager.requestLocationUpdates(mLocationProvider, 2000, 10, mLocationListener); 110 | } else { 111 | mLocationTextView.setText(R.string.cannot_get_location); 112 | } 113 | if (mOrientationSensor != null) { 114 | mSensorManager.registerListener(mOrientationSensorEventListener, mOrientationSensor, 115 | SensorManager.SENSOR_DELAY_GAME); 116 | } 117 | mStopDrawing = false; 118 | mHandler.postDelayed(mCompassViewUpdater, 20); 119 | } 120 | 121 | @Override 122 | protected void onPause() { 123 | super.onPause(); 124 | mStopDrawing = true; 125 | if (mOrientationSensor != null) { 126 | mSensorManager.unregisterListener(mOrientationSensorEventListener); 127 | } 128 | if (mLocationProvider != null) { 129 | mLocationManager.removeUpdates(mLocationListener); 130 | } 131 | } 132 | 133 | private void initResources() { 134 | mDirection = 0.0f; 135 | mTargetDirection = 0.0f; 136 | mInterpolator = new AccelerateInterpolator(); 137 | mStopDrawing = true; 138 | mChinease = TextUtils.equals(Locale.getDefault().getLanguage(), "zh"); 139 | 140 | mCompassView = findViewById(R.id.view_compass); 141 | mPointer = (CompassView) findViewById(R.id.compass_pointer); 142 | mLocationTextView = (TextView) findViewById(R.id.textview_location); 143 | mDirectionLayout = (LinearLayout) findViewById(R.id.layout_direction); 144 | mAngleLayout = (LinearLayout) findViewById(R.id.layout_angle); 145 | 146 | mPointer.setImageResource(mChinease ? R.drawable.compass_cn : R.drawable.compass); 147 | } 148 | 149 | private void initServices() { 150 | // sensor manager 151 | mSensorManager = (SensorManager) getSystemService(Context.SENSOR_SERVICE); 152 | mOrientationSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ORIENTATION); 153 | 154 | // location manager 155 | mLocationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE); 156 | Criteria criteria = new Criteria(); 157 | criteria.setAccuracy(Criteria.ACCURACY_FINE); 158 | criteria.setAltitudeRequired(false); 159 | criteria.setBearingRequired(false); 160 | criteria.setCostAllowed(true); 161 | criteria.setPowerRequirement(Criteria.POWER_LOW); 162 | mLocationProvider = mLocationManager.getBestProvider(criteria, true); 163 | 164 | } 165 | 166 | private void updateDirection() { 167 | LayoutParams lp = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); 168 | 169 | mDirectionLayout.removeAllViews(); 170 | mAngleLayout.removeAllViews(); 171 | 172 | ImageView east = null; 173 | ImageView west = null; 174 | ImageView south = null; 175 | ImageView north = null; 176 | float direction = normalizeDegree(mTargetDirection * -1.0f); 177 | if (direction > 22.5f && direction < 157.5f) { 178 | // east 179 | east = new ImageView(this); 180 | east.setImageResource(mChinease ? R.drawable.e_cn : R.drawable.e); 181 | east.setLayoutParams(lp); 182 | } else if (direction > 202.5f && direction < 337.5f) { 183 | // west 184 | west = new ImageView(this); 185 | west.setImageResource(mChinease ? R.drawable.w_cn : R.drawable.w); 186 | west.setLayoutParams(lp); 187 | } 188 | 189 | if (direction > 112.5f && direction < 247.5f) { 190 | // south 191 | south = new ImageView(this); 192 | south.setImageResource(mChinease ? R.drawable.s_cn : R.drawable.s); 193 | south.setLayoutParams(lp); 194 | } else if (direction < 67.5 || direction > 292.5f) { 195 | // north 196 | north = new ImageView(this); 197 | north.setImageResource(mChinease ? R.drawable.n_cn : R.drawable.n); 198 | north.setLayoutParams(lp); 199 | } 200 | 201 | if (mChinease) { 202 | // east/west should be before north/south 203 | if (east != null) { 204 | mDirectionLayout.addView(east); 205 | } 206 | if (west != null) { 207 | mDirectionLayout.addView(west); 208 | } 209 | if (south != null) { 210 | mDirectionLayout.addView(south); 211 | } 212 | if (north != null) { 213 | mDirectionLayout.addView(north); 214 | } 215 | } else { 216 | // north/south should be before east/west 217 | if (south != null) { 218 | mDirectionLayout.addView(south); 219 | } 220 | if (north != null) { 221 | mDirectionLayout.addView(north); 222 | } 223 | if (east != null) { 224 | mDirectionLayout.addView(east); 225 | } 226 | if (west != null) { 227 | mDirectionLayout.addView(west); 228 | } 229 | } 230 | 231 | int direction2 = (int) direction; 232 | boolean show = false; 233 | if (direction2 >= 100) { 234 | mAngleLayout.addView(getNumberImage(direction2 / 100)); 235 | direction2 %= 100; 236 | show = true; 237 | } 238 | if (direction2 >= 10 || show) { 239 | mAngleLayout.addView(getNumberImage(direction2 / 10)); 240 | direction2 %= 10; 241 | } 242 | mAngleLayout.addView(getNumberImage(direction2)); 243 | 244 | ImageView degreeImageView = new ImageView(this); 245 | degreeImageView.setImageResource(R.drawable.degree); 246 | degreeImageView.setLayoutParams(lp); 247 | mAngleLayout.addView(degreeImageView); 248 | } 249 | 250 | private ImageView getNumberImage(int number) { 251 | ImageView image = new ImageView(this); 252 | LayoutParams lp = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); 253 | switch (number) { 254 | case 0: 255 | image.setImageResource(R.drawable.number_0); 256 | break; 257 | case 1: 258 | image.setImageResource(R.drawable.number_1); 259 | break; 260 | case 2: 261 | image.setImageResource(R.drawable.number_2); 262 | break; 263 | case 3: 264 | image.setImageResource(R.drawable.number_3); 265 | break; 266 | case 4: 267 | image.setImageResource(R.drawable.number_4); 268 | break; 269 | case 5: 270 | image.setImageResource(R.drawable.number_5); 271 | break; 272 | case 6: 273 | image.setImageResource(R.drawable.number_6); 274 | break; 275 | case 7: 276 | image.setImageResource(R.drawable.number_7); 277 | break; 278 | case 8: 279 | image.setImageResource(R.drawable.number_8); 280 | break; 281 | case 9: 282 | image.setImageResource(R.drawable.number_9); 283 | break; 284 | } 285 | image.setLayoutParams(lp); 286 | return image; 287 | } 288 | 289 | private void updateLocation(Location location) { 290 | if (location == null) { 291 | mLocationTextView.setText(R.string.getting_location); 292 | } else { 293 | StringBuilder sb = new StringBuilder(); 294 | double latitude = location.getLatitude(); 295 | double longitude = location.getLongitude(); 296 | 297 | if (latitude >= 0.0f) { 298 | sb.append(getString(R.string.location_north, getLocationString(latitude))); 299 | } else { 300 | sb.append(getString(R.string.location_south, getLocationString(-1.0 * latitude))); 301 | } 302 | 303 | sb.append(" "); 304 | 305 | if (longitude >= 0.0f) { 306 | sb.append(getString(R.string.location_east, getLocationString(longitude))); 307 | } else { 308 | sb.append(getString(R.string.location_west, getLocationString(-1.0 * longitude))); 309 | } 310 | 311 | mLocationTextView.setText(sb.toString()); 312 | } 313 | } 314 | 315 | private String getLocationString(double input) { 316 | int du = (int) input; 317 | int fen = (((int) ((input - du) * 3600))) / 60; 318 | int miao = (((int) ((input - du) * 3600))) % 60; 319 | return String.valueOf(du) + "°" + String.valueOf(fen) + "'" + String.valueOf(miao) + "\""; 320 | } 321 | 322 | private SensorEventListener mOrientationSensorEventListener = new SensorEventListener() { 323 | 324 | @Override 325 | public void onSensorChanged(SensorEvent event) { 326 | float direction = event.values[0] * -1.0f; 327 | mTargetDirection = normalizeDegree(direction); 328 | } 329 | 330 | @Override 331 | public void onAccuracyChanged(Sensor sensor, int accuracy) { 332 | } 333 | }; 334 | 335 | private float normalizeDegree(float degree) { 336 | return (degree + 720) % 360; 337 | } 338 | 339 | LocationListener mLocationListener = new LocationListener() { 340 | 341 | @Override 342 | public void onStatusChanged(String provider, int status, Bundle extras) { 343 | if (status != LocationProvider.OUT_OF_SERVICE) { 344 | updateLocation(mLocationManager.getLastKnownLocation(mLocationProvider)); 345 | } else { 346 | mLocationTextView.setText(R.string.cannot_get_location); 347 | } 348 | } 349 | 350 | @Override 351 | public void onProviderEnabled(String provider) { 352 | } 353 | 354 | @Override 355 | public void onProviderDisabled(String provider) { 356 | } 357 | 358 | @Override 359 | public void onLocationChanged(Location location) { 360 | updateLocation(location); 361 | } 362 | 363 | }; 364 | } 365 | --------------------------------------------------------------------------------