├── .gitignore ├── 1-base ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── android │ │ └── example │ │ └── watchface │ │ └── MyWatchFaceService.java │ └── res │ ├── drawable-nodpi │ └── preview_analog.png │ ├── values │ ├── ids.xml │ └── strings.xml │ └── xml │ └── watch_face.xml ├── 2-background ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── android │ │ └── example │ │ └── watchface │ │ └── MyWatchFaceService.java │ └── res │ ├── drawable-nodpi │ ├── custom_background.jpg │ └── preview_analog.png │ ├── values │ ├── ids.xml │ └── strings.xml │ └── xml │ └── watch_face.xml ├── 3-hands ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── android │ │ └── example │ │ └── watchface │ │ └── MyWatchFaceService.java │ └── res │ ├── drawable-nodpi │ ├── custom_background.jpg │ └── preview_analog.png │ ├── values │ ├── ids.xml │ └── strings.xml │ └── xml │ └── watch_face.xml ├── 4-ambient ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── android │ │ └── example │ │ └── watchface │ │ └── MyWatchFaceService.java │ └── res │ ├── drawable-nodpi │ ├── custom_background.jpg │ └── preview_analog.png │ ├── values │ ├── ids.xml │ └── strings.xml │ └── xml │ └── watch_face.xml ├── 5-palette ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── android │ │ └── example │ │ └── watchface │ │ └── MyWatchFaceService.java │ └── res │ ├── drawable-nodpi │ ├── custom_background.jpg │ ├── custom_background2.jpg │ └── preview_analog.png │ ├── values │ ├── ids.xml │ └── strings.xml │ └── xml │ └── watch_face.xml ├── CONTRIB.md ├── LICENSE ├── NOTICE ├── README.md ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | .gradle 2 | /local.properties 3 | *.iml 4 | /.idea 5 | .DS_Store 6 | **/build 7 | -------------------------------------------------------------------------------- /1-base/build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | apply plugin: 'com.android.application' 18 | 19 | 20 | android { 21 | compileSdkVersion 21 22 | buildToolsVersion "21.1.2" 23 | 24 | defaultConfig { 25 | applicationId "com.android.example.watchface" 26 | minSdkVersion 21 27 | targetSdkVersion 21 28 | versionCode 1 29 | versionName "1.0" 30 | } 31 | buildTypes { 32 | release { 33 | minifyEnabled false 34 | proguardFiles getDefaultProguardFile('proguard-android.txt') 35 | } 36 | } 37 | } 38 | 39 | dependencies { 40 | compile 'com.google.android.support:wearable:1.1.0' 41 | compile 'com.google.android.gms:play-services-wearable:6.5.87' 42 | } 43 | -------------------------------------------------------------------------------- /1-base/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 33 | 37 | 40 | 43 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 57 | 58 | 59 | 60 | -------------------------------------------------------------------------------- /1-base/src/main/java/com/android/example/watchface/MyWatchFaceService.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 com.android.example.watchface; 18 | 19 | import android.content.BroadcastReceiver; 20 | import android.content.Context; 21 | import android.content.Intent; 22 | import android.content.IntentFilter; 23 | import android.graphics.Canvas; 24 | import android.graphics.Color; 25 | import android.graphics.Paint; 26 | import android.graphics.Rect; 27 | import android.os.Handler; 28 | import android.os.Message; 29 | import android.support.wearable.watchface.CanvasWatchFaceService; 30 | import android.support.wearable.watchface.WatchFaceStyle; 31 | import android.text.format.Time; 32 | import android.view.SurfaceHolder; 33 | 34 | import java.util.TimeZone; 35 | import java.util.concurrent.TimeUnit; 36 | 37 | /** 38 | * Analog watch face with a ticking second hand. In ambient mode, the second hand isn't shown. On 39 | * devices with low-bit ambient mode, the hands are drawn without anti-aliasing in ambient mode. 40 | */ 41 | public class MyWatchFaceService extends CanvasWatchFaceService { 42 | 43 | /** 44 | * Update rate in milliseconds for interactive mode. We update once a second to advance the 45 | * second hand. 46 | */ 47 | private static final long INTERACTIVE_UPDATE_RATE_MS = TimeUnit.SECONDS.toMillis(1); 48 | 49 | @Override 50 | public Engine onCreateEngine() { 51 | return new Engine(); 52 | } 53 | 54 | private class Engine extends CanvasWatchFaceService.Engine { 55 | 56 | /* Handler to update the time once a second in interactive mode. */ 57 | private final Handler mUpdateTimeHandler = new Handler() { 58 | @Override 59 | public void handleMessage(Message message) { 60 | if (R.id.message_update == message.what) { 61 | invalidate(); 62 | if (shouldTimerBeRunning()) { 63 | long timeMs = System.currentTimeMillis(); 64 | long delayMs = INTERACTIVE_UPDATE_RATE_MS 65 | - (timeMs % INTERACTIVE_UPDATE_RATE_MS); 66 | mUpdateTimeHandler.sendEmptyMessageDelayed(R.id.message_update, delayMs); 67 | } 68 | } 69 | } 70 | }; 71 | 72 | private final BroadcastReceiver mTimeZoneReceiver = new BroadcastReceiver() { 73 | @Override 74 | public void onReceive(Context context, Intent intent) { 75 | mTime.clear(intent.getStringExtra("time-zone")); 76 | mTime.setToNow(); 77 | } 78 | }; 79 | 80 | private boolean mRegisteredTimeZoneReceiver = false; 81 | 82 | private static final float STROKE_WIDTH = 3f; 83 | 84 | private Time mTime; 85 | 86 | private Paint mBackgroundPaint; 87 | private Paint mHandPaint; 88 | 89 | private boolean mAmbient; 90 | 91 | private float mHourHandLength; 92 | private float mMinuteHandLength; 93 | private float mSecondHandLength; 94 | 95 | private int mWidth; 96 | private int mHeight; 97 | private float mCenterX; 98 | private float mCenterY; 99 | 100 | @Override 101 | public void onCreate(SurfaceHolder holder) { 102 | super.onCreate(holder); 103 | 104 | setWatchFaceStyle(new WatchFaceStyle.Builder(MyWatchFaceService.this) 105 | .setCardPeekMode(WatchFaceStyle.PEEK_MODE_SHORT) 106 | .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) 107 | .setShowSystemUiTime(false) 108 | .build()); 109 | 110 | mBackgroundPaint = new Paint(); 111 | mBackgroundPaint.setColor(Color.BLACK); 112 | 113 | mHandPaint = new Paint(); 114 | mHandPaint.setColor(Color.WHITE); 115 | mHandPaint.setStrokeWidth(STROKE_WIDTH); 116 | mHandPaint.setAntiAlias(true); 117 | mHandPaint.setStrokeCap(Paint.Cap.ROUND); 118 | 119 | mTime = new Time(); 120 | } 121 | 122 | @Override 123 | public void onDestroy() { 124 | mUpdateTimeHandler.removeMessages(R.id.message_update); 125 | super.onDestroy(); 126 | } 127 | 128 | @Override 129 | public void onTimeTick() { 130 | super.onTimeTick(); 131 | invalidate(); 132 | } 133 | 134 | @Override 135 | public void onAmbientModeChanged(boolean inAmbientMode) { 136 | super.onAmbientModeChanged(inAmbientMode); 137 | if (mAmbient != inAmbientMode) { 138 | mAmbient = inAmbientMode; 139 | invalidate(); 140 | } 141 | 142 | /* 143 | * Whether the timer should be running depends on whether we're visible (as well as 144 | * whether we're in ambient mode), so we may need to start or stop the timer. 145 | */ 146 | updateTimer(); 147 | } 148 | 149 | @Override 150 | public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 151 | super.onSurfaceChanged(holder, format, width, height); 152 | mWidth = width; 153 | mHeight = height; 154 | /* 155 | * Find the coordinates of the center point on the screen. 156 | * Ignore the window insets so that, on round watches 157 | * with a "chin", the watch face is centered on the entire screen, 158 | * not just the usable portion. 159 | */ 160 | mCenterX = mWidth / 2f; 161 | mCenterY = mHeight / 2f; 162 | /* 163 | * Calculate the lengths of the watch hands and store them in member variables. 164 | */ 165 | mHourHandLength = mCenterX - 80; 166 | mMinuteHandLength = mCenterX - 40; 167 | mSecondHandLength = mCenterX - 20; 168 | } 169 | 170 | @Override 171 | public void onDraw(Canvas canvas, Rect bounds) { 172 | mTime.setToNow(); 173 | 174 | // Draw the background. 175 | canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), mBackgroundPaint); 176 | 177 | /* 178 | * These calculations reflect the rotation in degrees per unit of 179 | * time, e.g. 360 / 60 = 6 and 360 / 12 = 30 180 | */ 181 | final float secondsRotation = mTime.second * 6f; 182 | final float minutesRotation = mTime.minute * 6f; 183 | // account for the offset of the hour hand due to minutes of the hour. 184 | final float hourHandOffset = mTime.minute / 2f; 185 | final float hoursRotation = (mTime.hour * 30) + hourHandOffset; 186 | 187 | // save the canvas state before we begin to rotate it 188 | canvas.save(); 189 | 190 | canvas.rotate(hoursRotation, mCenterX, mCenterY); 191 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mHourHandLength, mHandPaint); 192 | 193 | canvas.rotate(minutesRotation - hoursRotation, mCenterX, mCenterY); 194 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mMinuteHandLength, mHandPaint); 195 | 196 | if (!mAmbient) { 197 | canvas.rotate(secondsRotation - minutesRotation, mCenterX, mCenterY); 198 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mSecondHandLength, 199 | mHandPaint); 200 | } 201 | // restore the canvas' original orientation. 202 | canvas.restore(); 203 | } 204 | 205 | @Override 206 | public void onVisibilityChanged(boolean visible) { 207 | super.onVisibilityChanged(visible); 208 | 209 | if (visible) { 210 | registerReceiver(); 211 | 212 | // Update time zone in case it changed while we weren't visible. 213 | mTime.clear(TimeZone.getDefault().getID()); 214 | mTime.setToNow(); 215 | } else { 216 | unregisterReceiver(); 217 | } 218 | 219 | /* 220 | * Whether the timer should be running depends on whether we're visible 221 | * (as well as whether we're in ambient mode), 222 | * so we may need to start or stop the timer. 223 | */ 224 | updateTimer(); 225 | } 226 | 227 | private void registerReceiver() { 228 | if (mRegisteredTimeZoneReceiver) { 229 | return; 230 | } 231 | mRegisteredTimeZoneReceiver = true; 232 | IntentFilter filter = new IntentFilter(Intent.ACTION_TIMEZONE_CHANGED); 233 | MyWatchFaceService.this.registerReceiver(mTimeZoneReceiver, filter); 234 | } 235 | 236 | private void unregisterReceiver() { 237 | if (!mRegisteredTimeZoneReceiver) { 238 | return; 239 | } 240 | mRegisteredTimeZoneReceiver = false; 241 | MyWatchFaceService.this.unregisterReceiver(mTimeZoneReceiver); 242 | } 243 | 244 | private void updateTimer() { 245 | mUpdateTimeHandler.removeMessages(R.id.message_update); 246 | if (shouldTimerBeRunning()) { 247 | mUpdateTimeHandler.sendEmptyMessage(R.id.message_update); 248 | } 249 | } 250 | 251 | /** 252 | * Returns whether the {@link #mUpdateTimeHandler} timer should be running. The timer 253 | * should only run when we're visible and in interactive mode. 254 | */ 255 | private boolean shouldTimerBeRunning() { 256 | return isVisible() && !isInAmbientMode(); 257 | } 258 | } 259 | } 260 | -------------------------------------------------------------------------------- /1-base/src/main/res/drawable-nodpi/preview_analog.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/1-base/src/main/res/drawable-nodpi/preview_analog.png -------------------------------------------------------------------------------- /1-base/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /1-base/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | Codelab Watchface 19 | Analog Codelab Watchface 20 | 21 | -------------------------------------------------------------------------------- /1-base/src/main/res/xml/watch_face.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /2-background/build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | apply plugin: 'com.android.application' 18 | 19 | 20 | android { 21 | compileSdkVersion 21 22 | buildToolsVersion "21.1.2" 23 | 24 | defaultConfig { 25 | applicationId "com.android.example.watchface" 26 | minSdkVersion 21 27 | targetSdkVersion 21 28 | versionCode 1 29 | versionName "1.0" 30 | } 31 | buildTypes { 32 | release { 33 | minifyEnabled false 34 | proguardFiles getDefaultProguardFile('proguard-android.txt') 35 | } 36 | } 37 | } 38 | 39 | dependencies { 40 | compile 'com.google.android.support:wearable:1.1.0' 41 | compile 'com.google.android.gms:play-services-wearable:6.5.87' 42 | } 43 | -------------------------------------------------------------------------------- /2-background/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 33 | 37 | 40 | 43 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 57 | 58 | 59 | 60 | -------------------------------------------------------------------------------- /2-background/src/main/java/com/android/example/watchface/MyWatchFaceService.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 com.android.example.watchface; 18 | 19 | import android.content.BroadcastReceiver; 20 | import android.content.Context; 21 | import android.content.Intent; 22 | import android.content.IntentFilter; 23 | import android.graphics.Bitmap; 24 | import android.graphics.BitmapFactory; 25 | import android.graphics.Canvas; 26 | import android.graphics.Color; 27 | import android.graphics.Paint; 28 | import android.graphics.Rect; 29 | import android.os.Handler; 30 | import android.os.Message; 31 | import android.support.wearable.watchface.CanvasWatchFaceService; 32 | import android.support.wearable.watchface.WatchFaceStyle; 33 | import android.text.format.Time; 34 | import android.view.SurfaceHolder; 35 | 36 | import java.util.TimeZone; 37 | import java.util.concurrent.TimeUnit; 38 | 39 | /** 40 | * Analog watch face with a ticking second hand. In ambient mode, the second hand isn't shown. On 41 | * devices with low-bit ambient mode, the hands are drawn without anti-aliasing in ambient mode. 42 | */ 43 | public class MyWatchFaceService extends CanvasWatchFaceService { 44 | 45 | /** 46 | * Update rate in milliseconds for interactive mode. We update once a second to advance the 47 | * second hand. 48 | */ 49 | private static final long INTERACTIVE_UPDATE_RATE_MS = TimeUnit.SECONDS.toMillis(1); 50 | 51 | @Override 52 | public Engine onCreateEngine() { 53 | return new Engine(); 54 | } 55 | 56 | private class Engine extends CanvasWatchFaceService.Engine { 57 | 58 | /* Handler to update the time once a second in interactive mode. */ 59 | private final Handler mUpdateTimeHandler = new Handler() { 60 | @Override 61 | public void handleMessage(Message message) { 62 | if (R.id.message_update == message.what) { 63 | invalidate(); 64 | if (shouldTimerBeRunning()) { 65 | long timeMs = System.currentTimeMillis(); 66 | long delayMs = INTERACTIVE_UPDATE_RATE_MS 67 | - (timeMs % INTERACTIVE_UPDATE_RATE_MS); 68 | mUpdateTimeHandler.sendEmptyMessageDelayed(R.id.message_update, delayMs); 69 | } 70 | } 71 | } 72 | }; 73 | 74 | private final BroadcastReceiver mTimeZoneReceiver = new BroadcastReceiver() { 75 | @Override 76 | public void onReceive(Context context, Intent intent) { 77 | mTime.clear(intent.getStringExtra("time-zone")); 78 | mTime.setToNow(); 79 | } 80 | }; 81 | 82 | private boolean mRegisteredTimeZoneReceiver = false; 83 | 84 | private static final float STROKE_WIDTH = 3f; 85 | 86 | private Time mTime; 87 | 88 | private Paint mBackgroundPaint; 89 | private Paint mHandPaint; 90 | 91 | private boolean mAmbient; 92 | 93 | private Bitmap mBackgroundBitmap; 94 | 95 | private float mHourHandLength; 96 | private float mMinuteHandLength; 97 | private float mSecondHandLength; 98 | 99 | private int mWidth; 100 | private int mHeight; 101 | private float mCenterX; 102 | private float mCenterY; 103 | private float mScale = 1; 104 | 105 | @Override 106 | public void onCreate(SurfaceHolder holder) { 107 | super.onCreate(holder); 108 | 109 | setWatchFaceStyle(new WatchFaceStyle.Builder(MyWatchFaceService.this) 110 | .setCardPeekMode(WatchFaceStyle.PEEK_MODE_SHORT) 111 | .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) 112 | .setShowSystemUiTime(false) 113 | .build()); 114 | 115 | mBackgroundPaint = new Paint(); 116 | mBackgroundPaint.setColor(Color.BLACK); 117 | 118 | final int backgroundResId = R.drawable.custom_background; 119 | 120 | mBackgroundBitmap = BitmapFactory.decodeResource(getResources(), backgroundResId); 121 | 122 | mHandPaint = new Paint(); 123 | mHandPaint.setColor(Color.WHITE); 124 | mHandPaint.setStrokeWidth(STROKE_WIDTH); 125 | mHandPaint.setAntiAlias(true); 126 | mHandPaint.setStrokeCap(Paint.Cap.ROUND); 127 | 128 | mTime = new Time(); 129 | } 130 | 131 | @Override 132 | public void onDestroy() { 133 | mUpdateTimeHandler.removeMessages(R.id.message_update); 134 | super.onDestroy(); 135 | } 136 | 137 | @Override 138 | public void onTimeTick() { 139 | super.onTimeTick(); 140 | invalidate(); 141 | } 142 | 143 | @Override 144 | public void onAmbientModeChanged(boolean inAmbientMode) { 145 | super.onAmbientModeChanged(inAmbientMode); 146 | if (mAmbient != inAmbientMode) { 147 | mAmbient = inAmbientMode; 148 | invalidate(); 149 | } 150 | 151 | /* 152 | * Whether the timer should be running depends on whether we're visible (as well as 153 | * whether we're in ambient mode), so we may need to start or stop the timer. 154 | */ 155 | updateTimer(); 156 | } 157 | 158 | @Override 159 | public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 160 | super.onSurfaceChanged(holder, format, width, height); 161 | mWidth = width; 162 | mHeight = height; 163 | /* 164 | * Find the coordinates of the center point on the screen. 165 | * Ignore the window insets so that, on round watches 166 | * with a "chin", the watch face is centered on the entire screen, 167 | * not just the usable portion. 168 | */ 169 | mCenterX = mWidth / 2f; 170 | mCenterY = mHeight / 2f; 171 | mScale = ((float) width) / (float) mBackgroundBitmap.getWidth(); 172 | /* 173 | * Calculate the lengths of the watch hands and store them in member variables. 174 | */ 175 | mHourHandLength = mCenterX - 80; 176 | mMinuteHandLength = mCenterX - 40; 177 | mSecondHandLength = mCenterX - 20; 178 | 179 | mBackgroundBitmap = Bitmap.createScaledBitmap(mBackgroundBitmap, 180 | (int) (mBackgroundBitmap.getWidth() * mScale), 181 | (int) (mBackgroundBitmap.getHeight() * mScale), true); 182 | } 183 | 184 | @Override 185 | public void onDraw(Canvas canvas, Rect bounds) { 186 | mTime.setToNow(); 187 | 188 | // Draw the background. 189 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, mBackgroundPaint); 190 | 191 | /* 192 | * These calculations reflect the rotation in degrees per unit of 193 | * time, e.g. 360 / 60 = 6 and 360 / 12 = 30 194 | */ 195 | final float secondsRotation = mTime.second * 6f; 196 | final float minutesRotation = mTime.minute * 6f; 197 | // account for the offset of the hour hand due to minutes of the hour. 198 | final float hourHandOffset = mTime.minute / 2f; 199 | final float hoursRotation = (mTime.hour * 30) + hourHandOffset; 200 | 201 | // save the canvas state before we begin to rotate it 202 | canvas.save(); 203 | 204 | canvas.rotate(hoursRotation, mCenterX, mCenterY); 205 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mHourHandLength, mHandPaint); 206 | 207 | canvas.rotate(minutesRotation - hoursRotation, mCenterX, mCenterY); 208 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mMinuteHandLength, mHandPaint); 209 | 210 | if (!mAmbient) { 211 | canvas.rotate(secondsRotation - minutesRotation, mCenterX, mCenterY); 212 | canvas.drawLine(mCenterX, mCenterY, mCenterX, mCenterY - mSecondHandLength, 213 | mHandPaint); 214 | } 215 | // restore the canvas' original orientation. 216 | canvas.restore(); 217 | } 218 | 219 | @Override 220 | public void onVisibilityChanged(boolean visible) { 221 | super.onVisibilityChanged(visible); 222 | 223 | if (visible) { 224 | registerReceiver(); 225 | 226 | // Update time zone in case it changed while we weren't visible. 227 | mTime.clear(TimeZone.getDefault().getID()); 228 | mTime.setToNow(); 229 | } else { 230 | unregisterReceiver(); 231 | } 232 | 233 | /* 234 | * Whether the timer should be running depends on whether we're visible 235 | * (as well as whether we're in ambient mode), 236 | * so we may need to start or stop the timer. 237 | */ 238 | updateTimer(); 239 | } 240 | 241 | private void registerReceiver() { 242 | if (mRegisteredTimeZoneReceiver) { 243 | return; 244 | } 245 | mRegisteredTimeZoneReceiver = true; 246 | IntentFilter filter = new IntentFilter(Intent.ACTION_TIMEZONE_CHANGED); 247 | MyWatchFaceService.this.registerReceiver(mTimeZoneReceiver, filter); 248 | } 249 | 250 | private void unregisterReceiver() { 251 | if (!mRegisteredTimeZoneReceiver) { 252 | return; 253 | } 254 | mRegisteredTimeZoneReceiver = false; 255 | MyWatchFaceService.this.unregisterReceiver(mTimeZoneReceiver); 256 | } 257 | 258 | private void updateTimer() { 259 | mUpdateTimeHandler.removeMessages(R.id.message_update); 260 | if (shouldTimerBeRunning()) { 261 | mUpdateTimeHandler.sendEmptyMessage(R.id.message_update); 262 | } 263 | } 264 | 265 | /** 266 | * Returns whether the {@link #mUpdateTimeHandler} timer should be running. The timer 267 | * should only run when we're visible and in interactive mode. 268 | */ 269 | private boolean shouldTimerBeRunning() { 270 | return isVisible() && !isInAmbientMode(); 271 | } 272 | } 273 | } 274 | -------------------------------------------------------------------------------- /2-background/src/main/res/drawable-nodpi/custom_background.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/2-background/src/main/res/drawable-nodpi/custom_background.jpg -------------------------------------------------------------------------------- /2-background/src/main/res/drawable-nodpi/preview_analog.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/2-background/src/main/res/drawable-nodpi/preview_analog.png -------------------------------------------------------------------------------- /2-background/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /2-background/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | Codelab Watchface 19 | Analog Codelab Watchface 20 | 21 | -------------------------------------------------------------------------------- /2-background/src/main/res/xml/watch_face.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /3-hands/build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | apply plugin: 'com.android.application' 18 | 19 | 20 | android { 21 | compileSdkVersion 21 22 | buildToolsVersion "21.1.2" 23 | 24 | defaultConfig { 25 | applicationId "com.android.example.watchface" 26 | minSdkVersion 21 27 | targetSdkVersion 21 28 | versionCode 1 29 | versionName "1.0" 30 | } 31 | buildTypes { 32 | release { 33 | minifyEnabled false 34 | proguardFiles getDefaultProguardFile('proguard-android.txt') 35 | } 36 | } 37 | } 38 | 39 | dependencies { 40 | compile 'com.google.android.support:wearable:1.1.0' 41 | compile 'com.google.android.gms:play-services-wearable:6.5.87' 42 | } 43 | -------------------------------------------------------------------------------- /3-hands/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 33 | 37 | 40 | 43 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 57 | 58 | 59 | 60 | -------------------------------------------------------------------------------- /3-hands/src/main/java/com/android/example/watchface/MyWatchFaceService.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 com.android.example.watchface; 18 | 19 | import android.content.BroadcastReceiver; 20 | import android.content.Context; 21 | import android.content.Intent; 22 | import android.content.IntentFilter; 23 | import android.graphics.Bitmap; 24 | import android.graphics.BitmapFactory; 25 | import android.graphics.Canvas; 26 | import android.graphics.Color; 27 | import android.graphics.Paint; 28 | import android.graphics.Rect; 29 | import android.os.Handler; 30 | import android.os.Message; 31 | import android.support.wearable.watchface.CanvasWatchFaceService; 32 | import android.support.wearable.watchface.WatchFaceStyle; 33 | import android.text.format.Time; 34 | import android.view.SurfaceHolder; 35 | 36 | import java.util.TimeZone; 37 | import java.util.concurrent.TimeUnit; 38 | 39 | /** 40 | * Analog watch face with a ticking second hand. In ambient mode, the second hand isn't shown. On 41 | * devices with low-bit ambient mode, the hands are drawn without anti-aliasing in ambient mode. 42 | */ 43 | public class MyWatchFaceService extends CanvasWatchFaceService { 44 | 45 | /** 46 | * Update rate in milliseconds for interactive mode. We update once a second to advance the 47 | * second hand. 48 | */ 49 | private static final long INTERACTIVE_UPDATE_RATE_MS = TimeUnit.SECONDS.toMillis(1); 50 | 51 | @Override 52 | public Engine onCreateEngine() { 53 | return new Engine(); 54 | } 55 | 56 | private class Engine extends CanvasWatchFaceService.Engine { 57 | 58 | /* Handler to update the time once a second in interactive mode. */ 59 | private final Handler mUpdateTimeHandler = new Handler() { 60 | @Override 61 | public void handleMessage(Message message) { 62 | if (R.id.message_update == message.what) { 63 | invalidate(); 64 | if (shouldTimerBeRunning()) { 65 | long timeMs = System.currentTimeMillis(); 66 | long delayMs = INTERACTIVE_UPDATE_RATE_MS 67 | - (timeMs % INTERACTIVE_UPDATE_RATE_MS); 68 | mUpdateTimeHandler.sendEmptyMessageDelayed(R.id.message_update, delayMs); 69 | } 70 | } 71 | } 72 | }; 73 | 74 | private final BroadcastReceiver mTimeZoneReceiver = new BroadcastReceiver() { 75 | @Override 76 | public void onReceive(Context context, Intent intent) { 77 | mTime.clear(intent.getStringExtra("time-zone")); 78 | mTime.setToNow(); 79 | } 80 | }; 81 | 82 | private boolean mRegisteredTimeZoneReceiver = false; 83 | 84 | // Feel free to change these values and see what happens to the watch face. 85 | private static final float HAND_END_CAP_RADIUS = 4f; 86 | private static final float STROKE_WIDTH = 4f; 87 | private static final int SHADOW_RADIUS = 6; 88 | 89 | private Time mTime; 90 | 91 | private Paint mBackgroundPaint; 92 | private Paint mHandPaint; 93 | 94 | private boolean mAmbient; 95 | 96 | private Bitmap mBackgroundBitmap; 97 | 98 | private float mHourHandLength; 99 | private float mMinuteHandLength; 100 | private float mSecondHandLength; 101 | 102 | private int mWidth; 103 | private int mHeight; 104 | private float mCenterX; 105 | private float mCenterY; 106 | private float mScale = 1; 107 | 108 | @Override 109 | public void onCreate(SurfaceHolder holder) { 110 | super.onCreate(holder); 111 | 112 | setWatchFaceStyle(new WatchFaceStyle.Builder(MyWatchFaceService.this) 113 | .setCardPeekMode(WatchFaceStyle.PEEK_MODE_SHORT) 114 | .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) 115 | .setShowSystemUiTime(false) 116 | .build()); 117 | 118 | mBackgroundPaint = new Paint(); 119 | mBackgroundPaint.setColor(Color.BLACK); 120 | 121 | final int backgroundResId = R.drawable.custom_background; 122 | 123 | mBackgroundBitmap = BitmapFactory.decodeResource(getResources(), backgroundResId); 124 | mHandPaint = new Paint(); 125 | mHandPaint.setColor(Color.WHITE); 126 | mHandPaint.setStrokeWidth(STROKE_WIDTH); 127 | mHandPaint.setAntiAlias(true); 128 | mHandPaint.setStrokeCap(Paint.Cap.ROUND); 129 | mHandPaint.setShadowLayer(SHADOW_RADIUS, 0, 0, Color.BLACK); 130 | mHandPaint.setStyle(Paint.Style.STROKE); 131 | 132 | mTime = new Time(); 133 | } 134 | 135 | @Override 136 | public void onDestroy() { 137 | mUpdateTimeHandler.removeMessages(R.id.message_update); 138 | super.onDestroy(); 139 | } 140 | 141 | @Override 142 | public void onTimeTick() { 143 | super.onTimeTick(); 144 | invalidate(); 145 | } 146 | 147 | @Override 148 | public void onAmbientModeChanged(boolean inAmbientMode) { 149 | super.onAmbientModeChanged(inAmbientMode); 150 | if (mAmbient != inAmbientMode) { 151 | mAmbient = inAmbientMode; 152 | invalidate(); 153 | } 154 | 155 | /* 156 | * Whether the timer should be running depends on whether we're visible (as well as 157 | * whether we're in ambient mode), so we may need to start or stop the timer. 158 | */ 159 | updateTimer(); 160 | } 161 | 162 | @Override 163 | public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 164 | super.onSurfaceChanged(holder, format, width, height); 165 | mWidth = width; 166 | mHeight = height; 167 | /* 168 | * Find the coordinates of the center point on the screen. 169 | * Ignore the window insets so that, on round watches 170 | * with a "chin", the watch face is centered on the entire screen, 171 | * not just the usable portion. 172 | */ 173 | mCenterX = mWidth / 2f; 174 | mCenterY = mHeight / 2f; 175 | mScale = ((float) width) / (float) mBackgroundBitmap.getWidth(); 176 | /* 177 | * Calculate the lengths of the watch hands and store them in member variables. 178 | */ 179 | mHourHandLength = mCenterX * 0.5f; 180 | mMinuteHandLength = mCenterX * 0.7f; 181 | mSecondHandLength = mCenterX * 0.9f; 182 | 183 | mBackgroundBitmap = Bitmap.createScaledBitmap(mBackgroundBitmap, 184 | (int) (mBackgroundBitmap.getWidth() * mScale), 185 | (int) (mBackgroundBitmap.getHeight() * mScale), true); 186 | } 187 | 188 | @Override 189 | public void onDraw(Canvas canvas, Rect bounds) { 190 | mTime.setToNow(); 191 | 192 | // Draw the background. 193 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, mBackgroundPaint); 194 | 195 | /* 196 | * These calculations reflect the rotation in degrees per unit of 197 | * time, e.g. 360 / 60 = 6 and 360 / 12 = 30 198 | */ 199 | final float secondsRotation = mTime.second * 6f; 200 | final float minutesRotation = mTime.minute * 6f; 201 | // account for the offset of the hour hand due to minutes of the hour. 202 | final float hourHandOffset = mTime.minute / 2f; 203 | final float hoursRotation = (mTime.hour * 30) + hourHandOffset; 204 | 205 | // save the canvas state before we begin to rotate it 206 | canvas.save(); 207 | 208 | canvas.rotate(hoursRotation, mCenterX, mCenterY); 209 | drawHand(canvas, mHourHandLength); 210 | 211 | canvas.rotate(minutesRotation - hoursRotation, mCenterX, mCenterY); 212 | drawHand(canvas, mMinuteHandLength); 213 | 214 | canvas.rotate(secondsRotation - minutesRotation, mCenterX, mCenterY); 215 | canvas.drawLine(mCenterX, mCenterY - HAND_END_CAP_RADIUS, mCenterX, 216 | mCenterY - mSecondHandLength, mHandPaint); 217 | canvas.drawCircle(mCenterX, mCenterY, HAND_END_CAP_RADIUS, mHandPaint); 218 | // restore the canvas' original orientation. 219 | canvas.restore(); 220 | } 221 | 222 | private void drawHand(Canvas canvas, float handLength) { 223 | canvas.drawRoundRect(mCenterX - HAND_END_CAP_RADIUS, mCenterY - handLength, 224 | mCenterX + HAND_END_CAP_RADIUS, mCenterY + HAND_END_CAP_RADIUS, 225 | HAND_END_CAP_RADIUS, HAND_END_CAP_RADIUS, mHandPaint); 226 | } 227 | 228 | @Override 229 | public void onVisibilityChanged(boolean visible) { 230 | super.onVisibilityChanged(visible); 231 | 232 | if (visible) { 233 | registerReceiver(); 234 | 235 | // Update time zone in case it changed while we weren't visible. 236 | mTime.clear(TimeZone.getDefault().getID()); 237 | mTime.setToNow(); 238 | } else { 239 | unregisterReceiver(); 240 | } 241 | 242 | /* 243 | * Whether the timer should be running depends on whether we're visible 244 | * (as well as whether we're in ambient mode), 245 | * so we may need to start or stop the timer. 246 | */ 247 | updateTimer(); 248 | } 249 | 250 | private void registerReceiver() { 251 | if (mRegisteredTimeZoneReceiver) { 252 | return; 253 | } 254 | mRegisteredTimeZoneReceiver = true; 255 | IntentFilter filter = new IntentFilter(Intent.ACTION_TIMEZONE_CHANGED); 256 | MyWatchFaceService.this.registerReceiver(mTimeZoneReceiver, filter); 257 | } 258 | 259 | private void unregisterReceiver() { 260 | if (!mRegisteredTimeZoneReceiver) { 261 | return; 262 | } 263 | mRegisteredTimeZoneReceiver = false; 264 | MyWatchFaceService.this.unregisterReceiver(mTimeZoneReceiver); 265 | } 266 | 267 | private void updateTimer() { 268 | mUpdateTimeHandler.removeMessages(R.id.message_update); 269 | if (shouldTimerBeRunning()) { 270 | mUpdateTimeHandler.sendEmptyMessage(R.id.message_update); 271 | } 272 | } 273 | 274 | /** 275 | * Returns whether the {@link #mUpdateTimeHandler} timer should be running. The timer 276 | * should only run when we're visible and in interactive mode. 277 | */ 278 | private boolean shouldTimerBeRunning() { 279 | return isVisible() && !isInAmbientMode(); 280 | } 281 | } 282 | } 283 | -------------------------------------------------------------------------------- /3-hands/src/main/res/drawable-nodpi/custom_background.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/3-hands/src/main/res/drawable-nodpi/custom_background.jpg -------------------------------------------------------------------------------- /3-hands/src/main/res/drawable-nodpi/preview_analog.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/3-hands/src/main/res/drawable-nodpi/preview_analog.png -------------------------------------------------------------------------------- /3-hands/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /3-hands/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | Codelab Watchface 19 | Analog Codelab Watchface 20 | 21 | -------------------------------------------------------------------------------- /3-hands/src/main/res/xml/watch_face.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /4-ambient/build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | apply plugin: 'com.android.application' 18 | 19 | 20 | android { 21 | compileSdkVersion 21 22 | buildToolsVersion "21.1.2" 23 | 24 | defaultConfig { 25 | applicationId "com.android.example.watchface" 26 | minSdkVersion 21 27 | targetSdkVersion 21 28 | versionCode 1 29 | versionName "1.0" 30 | } 31 | buildTypes { 32 | release { 33 | minifyEnabled false 34 | proguardFiles getDefaultProguardFile('proguard-android.txt') 35 | } 36 | } 37 | } 38 | 39 | dependencies { 40 | compile 'com.google.android.support:wearable:1.1.0' 41 | compile 'com.google.android.gms:play-services-wearable:6.5.87' 42 | } 43 | -------------------------------------------------------------------------------- /4-ambient/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 33 | 37 | 40 | 43 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 57 | 58 | 59 | 60 | -------------------------------------------------------------------------------- /4-ambient/src/main/java/com/android/example/watchface/MyWatchFaceService.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 com.android.example.watchface; 18 | 19 | import android.content.BroadcastReceiver; 20 | import android.content.Context; 21 | import android.content.Intent; 22 | import android.content.IntentFilter; 23 | import android.graphics.Bitmap; 24 | import android.graphics.BitmapFactory; 25 | import android.graphics.Canvas; 26 | import android.graphics.Color; 27 | import android.graphics.ColorMatrix; 28 | import android.graphics.ColorMatrixColorFilter; 29 | import android.graphics.Paint; 30 | import android.graphics.Rect; 31 | import android.os.Bundle; 32 | import android.os.Handler; 33 | import android.os.Message; 34 | import android.support.wearable.watchface.CanvasWatchFaceService; 35 | import android.support.wearable.watchface.WatchFaceStyle; 36 | import android.text.format.Time; 37 | import android.view.SurfaceHolder; 38 | 39 | import java.util.TimeZone; 40 | import java.util.concurrent.TimeUnit; 41 | 42 | /** 43 | * Analog watch face with a ticking second hand. In ambient mode, the second hand isn't shown. On 44 | * devices with low-bit ambient mode, the hands are drawn without anti-aliasing in ambient mode. 45 | */ 46 | public class MyWatchFaceService extends CanvasWatchFaceService { 47 | 48 | /** 49 | * Update rate in milliseconds for interactive mode. We update once a second to advance the 50 | * second hand. 51 | */ 52 | private static final long INTERACTIVE_UPDATE_RATE_MS = TimeUnit.SECONDS.toMillis(1); 53 | 54 | @Override 55 | public Engine onCreateEngine() { 56 | return new Engine(); 57 | } 58 | 59 | private class Engine extends CanvasWatchFaceService.Engine { 60 | 61 | /* Handler to update the time once a second in interactive mode. */ 62 | private final Handler mUpdateTimeHandler = new Handler() { 63 | @Override 64 | public void handleMessage(Message message) { 65 | if (R.id.message_update == message.what) { 66 | invalidate(); 67 | if (shouldTimerBeRunning()) { 68 | long timeMs = System.currentTimeMillis(); 69 | long delayMs = INTERACTIVE_UPDATE_RATE_MS 70 | - (timeMs % INTERACTIVE_UPDATE_RATE_MS); 71 | mUpdateTimeHandler.sendEmptyMessageDelayed(R.id.message_update, delayMs); 72 | } 73 | } 74 | } 75 | }; 76 | 77 | private final BroadcastReceiver mTimeZoneReceiver = new BroadcastReceiver() { 78 | @Override 79 | public void onReceive(Context context, Intent intent) { 80 | mTime.clear(intent.getStringExtra("time-zone")); 81 | mTime.setToNow(); 82 | } 83 | }; 84 | 85 | private boolean mRegisteredTimeZoneReceiver = false; 86 | 87 | // Feel free to change these values and see what happens to the watch face. 88 | private static final float HAND_END_CAP_RADIUS = 4f; 89 | private static final float STROKE_WIDTH = 4f; 90 | private static final int SHADOW_RADIUS = 6; 91 | 92 | private Time mTime; 93 | 94 | private Paint mBackgroundPaint; 95 | private Paint mHandPaint; 96 | 97 | private boolean mAmbient; 98 | 99 | private Bitmap mBackgroundBitmap; 100 | private Bitmap mGrayBackgroundBitmap; 101 | 102 | private float mHourHandLength; 103 | private float mMinuteHandLength; 104 | private float mSecondHandLength; 105 | 106 | /** 107 | * Whether the display supports fewer bits for each color in ambient mode. 108 | * When true, we disable anti-aliasing in ambient mode. 109 | */ 110 | private boolean mLowBitAmbient; 111 | /** 112 | * Whether the display supports burn in protection in ambient mode. 113 | * When true, remove the background in ambient mode. 114 | */ 115 | private boolean mBurnInProtection; 116 | 117 | private int mWidth; 118 | private int mHeight; 119 | private float mCenterX; 120 | private float mCenterY; 121 | private float mScale = 1; 122 | private Rect mCardBounds = new Rect(); 123 | 124 | @Override 125 | public void onCreate(SurfaceHolder holder) { 126 | super.onCreate(holder); 127 | 128 | setWatchFaceStyle(new WatchFaceStyle.Builder(MyWatchFaceService.this) 129 | .setCardPeekMode(WatchFaceStyle.PEEK_MODE_SHORT) 130 | .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) 131 | .setShowSystemUiTime(false) 132 | .build()); 133 | 134 | mBackgroundPaint = new Paint(); 135 | mBackgroundPaint.setColor(Color.BLACK); 136 | 137 | final int backgroundResId = R.drawable.custom_background; 138 | 139 | mBackgroundBitmap = BitmapFactory.decodeResource(getResources(), backgroundResId); 140 | mHandPaint = new Paint(); 141 | mHandPaint.setColor(Color.WHITE); 142 | mHandPaint.setStrokeWidth(STROKE_WIDTH); 143 | mHandPaint.setAntiAlias(true); 144 | mHandPaint.setStrokeCap(Paint.Cap.ROUND); 145 | mHandPaint.setShadowLayer(SHADOW_RADIUS, 0, 0, Color.BLACK); 146 | mHandPaint.setStyle(Paint.Style.STROKE); 147 | 148 | mTime = new Time(); 149 | } 150 | 151 | @Override 152 | public void onDestroy() { 153 | mUpdateTimeHandler.removeMessages(R.id.message_update); 154 | super.onDestroy(); 155 | } 156 | 157 | @Override 158 | public void onPropertiesChanged(Bundle properties) { 159 | super.onPropertiesChanged(properties); 160 | mLowBitAmbient = properties.getBoolean(PROPERTY_LOW_BIT_AMBIENT, false); 161 | mBurnInProtection = properties.getBoolean(PROPERTY_BURN_IN_PROTECTION, false); 162 | } 163 | 164 | @Override 165 | public void onTimeTick() { 166 | super.onTimeTick(); 167 | invalidate(); 168 | } 169 | 170 | @Override 171 | public void onAmbientModeChanged(boolean inAmbientMode) { 172 | super.onAmbientModeChanged(inAmbientMode); 173 | if (mAmbient != inAmbientMode) { 174 | mAmbient = inAmbientMode; 175 | if (mLowBitAmbient || mBurnInProtection) { 176 | mHandPaint.setAntiAlias(!inAmbientMode); 177 | } 178 | invalidate(); 179 | } 180 | 181 | /* 182 | * Whether the timer should be running depends on whether we're visible (as well as 183 | * whether we're in ambient mode), so we may need to start or stop the timer. 184 | */ 185 | updateTimer(); 186 | } 187 | 188 | @Override 189 | public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 190 | super.onSurfaceChanged(holder, format, width, height); 191 | mWidth = width; 192 | mHeight = height; 193 | /* 194 | * Find the coordinates of the center point on the screen. 195 | * Ignore the window insets so that, on round watches 196 | * with a "chin", the watch face is centered on the entire screen, 197 | * not just the usable portion. 198 | */ 199 | mCenterX = mWidth / 2f; 200 | mCenterY = mHeight / 2f; 201 | mScale = ((float) width) / (float) mBackgroundBitmap.getWidth(); 202 | /* 203 | * Calculate the lengths of the watch hands and store them in member variables. 204 | */ 205 | mHourHandLength = mCenterX * 0.5f; 206 | mMinuteHandLength = mCenterX * 0.7f; 207 | mSecondHandLength = mCenterX * 0.9f; 208 | 209 | mBackgroundBitmap = Bitmap.createScaledBitmap(mBackgroundBitmap, 210 | (int) (mBackgroundBitmap.getWidth() * mScale), 211 | (int) (mBackgroundBitmap.getHeight() * mScale), true); 212 | 213 | if (!mBurnInProtection || !mLowBitAmbient) { 214 | initGrayBackgroundBitmap(); 215 | } 216 | } 217 | 218 | private void initGrayBackgroundBitmap() { 219 | mGrayBackgroundBitmap = Bitmap.createBitmap(mBackgroundBitmap.getWidth(), 220 | mBackgroundBitmap.getHeight(), Bitmap.Config.ARGB_8888); 221 | Canvas canvas = new Canvas(mGrayBackgroundBitmap); 222 | Paint grayPaint = new Paint(); 223 | ColorMatrix colorMatrix = new ColorMatrix(); 224 | colorMatrix.setSaturation(0); 225 | ColorMatrixColorFilter filter = new ColorMatrixColorFilter(colorMatrix); 226 | grayPaint.setColorFilter(filter); 227 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, grayPaint); 228 | } 229 | 230 | @Override 231 | public void onDraw(Canvas canvas, Rect bounds) { 232 | mTime.setToNow(); 233 | 234 | if (mAmbient && (mLowBitAmbient || mBurnInProtection)) { 235 | canvas.drawColor(Color.BLACK); 236 | } else if (mAmbient) { 237 | canvas.drawBitmap(mGrayBackgroundBitmap, 0, 0, mBackgroundPaint); 238 | } else { 239 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, mBackgroundPaint); 240 | } 241 | 242 | /* 243 | * These calculations reflect the rotation in degrees per unit of 244 | * time, e.g. 360 / 60 = 6 and 360 / 12 = 30 245 | */ 246 | final float secondsRotation = mTime.second * 6f; 247 | final float minutesRotation = mTime.minute * 6f; 248 | // account for the offset of the hour hand due to minutes of the hour. 249 | final float hourHandOffset = mTime.minute / 2f; 250 | final float hoursRotation = (mTime.hour * 30) + hourHandOffset; 251 | 252 | // save the canvas state before we begin to rotate it 253 | canvas.save(); 254 | 255 | canvas.rotate(hoursRotation, mCenterX, mCenterY); 256 | drawHand(canvas, mHourHandLength); 257 | 258 | canvas.rotate(minutesRotation - hoursRotation, mCenterX, mCenterY); 259 | drawHand(canvas, mMinuteHandLength); 260 | 261 | /* 262 | * Make sure the "seconds" hand is drawn only when we are in interactive mode. 263 | * Otherwise we only update the watch face once a minute. 264 | */ 265 | if (!mAmbient) { 266 | canvas.rotate(secondsRotation - minutesRotation, mCenterX, mCenterY); 267 | canvas.drawLine(mCenterX, mCenterY - HAND_END_CAP_RADIUS, mCenterX, 268 | mCenterY - mSecondHandLength, mHandPaint); 269 | } 270 | canvas.drawCircle(mCenterX, mCenterY, HAND_END_CAP_RADIUS, mHandPaint); 271 | // restore the canvas' original orientation. 272 | canvas.restore(); 273 | 274 | if (mAmbient) { 275 | canvas.drawRect(mCardBounds, mBackgroundPaint); 276 | } 277 | } 278 | 279 | private void drawHand(Canvas canvas, float handLength) { 280 | canvas.drawRoundRect(mCenterX - HAND_END_CAP_RADIUS, mCenterY - handLength, 281 | mCenterX + HAND_END_CAP_RADIUS, mCenterY + HAND_END_CAP_RADIUS, 282 | HAND_END_CAP_RADIUS, HAND_END_CAP_RADIUS, mHandPaint); 283 | } 284 | 285 | @Override 286 | public void onVisibilityChanged(boolean visible) { 287 | super.onVisibilityChanged(visible); 288 | 289 | if (visible) { 290 | registerReceiver(); 291 | 292 | // Update time zone in case it changed while we weren't visible. 293 | mTime.clear(TimeZone.getDefault().getID()); 294 | mTime.setToNow(); 295 | } else { 296 | unregisterReceiver(); 297 | } 298 | 299 | /* 300 | * Whether the timer should be running depends on whether we're visible 301 | * (as well as whether we're in ambient mode), 302 | * so we may need to start or stop the timer. 303 | */ 304 | updateTimer(); 305 | } 306 | 307 | @Override 308 | public void onPeekCardPositionUpdate(Rect rect) { 309 | super.onPeekCardPositionUpdate(rect); 310 | mCardBounds.set(rect); 311 | } 312 | 313 | private void registerReceiver() { 314 | if (mRegisteredTimeZoneReceiver) { 315 | return; 316 | } 317 | mRegisteredTimeZoneReceiver = true; 318 | IntentFilter filter = new IntentFilter(Intent.ACTION_TIMEZONE_CHANGED); 319 | MyWatchFaceService.this.registerReceiver(mTimeZoneReceiver, filter); 320 | } 321 | 322 | private void unregisterReceiver() { 323 | if (!mRegisteredTimeZoneReceiver) { 324 | return; 325 | } 326 | mRegisteredTimeZoneReceiver = false; 327 | MyWatchFaceService.this.unregisterReceiver(mTimeZoneReceiver); 328 | } 329 | 330 | private void updateTimer() { 331 | mUpdateTimeHandler.removeMessages(R.id.message_update); 332 | if (shouldTimerBeRunning()) { 333 | mUpdateTimeHandler.sendEmptyMessage(R.id.message_update); 334 | } 335 | } 336 | 337 | /** 338 | * Returns whether the {@link #mUpdateTimeHandler} timer should be running. The timer 339 | * should only run when we're visible and in interactive mode. 340 | */ 341 | private boolean shouldTimerBeRunning() { 342 | return isVisible() && !isInAmbientMode(); 343 | } 344 | } 345 | } 346 | -------------------------------------------------------------------------------- /4-ambient/src/main/res/drawable-nodpi/custom_background.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/4-ambient/src/main/res/drawable-nodpi/custom_background.jpg -------------------------------------------------------------------------------- /4-ambient/src/main/res/drawable-nodpi/preview_analog.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/4-ambient/src/main/res/drawable-nodpi/preview_analog.png -------------------------------------------------------------------------------- /4-ambient/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /4-ambient/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | Codelab Watchface 19 | Analog Codelab Watchface 20 | 21 | -------------------------------------------------------------------------------- /4-ambient/src/main/res/xml/watch_face.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /5-palette/build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | apply plugin: 'com.android.application' 18 | 19 | 20 | android { 21 | compileSdkVersion 21 22 | buildToolsVersion "21.1.2" 23 | 24 | defaultConfig { 25 | applicationId "com.android.example.watchface" 26 | minSdkVersion 21 27 | targetSdkVersion 21 28 | versionCode 1 29 | versionName "1.0" 30 | } 31 | buildTypes { 32 | release { 33 | minifyEnabled false 34 | proguardFiles getDefaultProguardFile('proguard-android.txt') 35 | } 36 | } 37 | } 38 | 39 | dependencies { 40 | compile 'com.android.support:palette-v7:21.0.0' 41 | compile 'com.google.android.support:wearable:1.1.0' 42 | compile 'com.google.android.gms:play-services-wearable:6.5.87' 43 | } 44 | -------------------------------------------------------------------------------- /5-palette/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 33 | 37 | 40 | 43 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 57 | 58 | 59 | 60 | -------------------------------------------------------------------------------- /5-palette/src/main/java/com/android/example/watchface/MyWatchFaceService.java: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 com.android.example.watchface; 18 | 19 | import android.content.BroadcastReceiver; 20 | import android.content.Context; 21 | import android.content.Intent; 22 | import android.content.IntentFilter; 23 | import android.graphics.Bitmap; 24 | import android.graphics.BitmapFactory; 25 | import android.graphics.Canvas; 26 | import android.graphics.Color; 27 | import android.graphics.ColorMatrix; 28 | import android.graphics.ColorMatrixColorFilter; 29 | import android.graphics.Paint; 30 | import android.graphics.Rect; 31 | import android.os.Bundle; 32 | import android.os.Handler; 33 | import android.os.Message; 34 | import android.support.v7.graphics.Palette; 35 | import android.support.wearable.watchface.CanvasWatchFaceService; 36 | import android.support.wearable.watchface.WatchFaceStyle; 37 | import android.text.format.Time; 38 | import android.view.SurfaceHolder; 39 | 40 | import java.util.TimeZone; 41 | import java.util.concurrent.TimeUnit; 42 | 43 | /** 44 | * Analog watch face with a ticking second hand. In ambient mode, the second hand isn't shown. On 45 | * devices with low-bit ambient mode, the hands are drawn without anti-aliasing in ambient mode. 46 | */ 47 | public class MyWatchFaceService extends CanvasWatchFaceService { 48 | 49 | /** 50 | * Update rate in milliseconds for interactive mode. We update once a second to advance the 51 | * second hand. 52 | */ 53 | private static final long INTERACTIVE_UPDATE_RATE_MS = TimeUnit.SECONDS.toMillis(1); 54 | 55 | @Override 56 | public Engine onCreateEngine() { 57 | return new Engine(); 58 | } 59 | 60 | private class Engine extends CanvasWatchFaceService.Engine { 61 | 62 | /* Handler to update the time once a second in interactive mode. */ 63 | private final Handler mUpdateTimeHandler = new Handler() { 64 | @Override 65 | public void handleMessage(Message message) { 66 | if (R.id.message_update == message.what) { 67 | invalidate(); 68 | if (shouldTimerBeRunning()) { 69 | long timeMs = System.currentTimeMillis(); 70 | long delayMs = INTERACTIVE_UPDATE_RATE_MS 71 | - (timeMs % INTERACTIVE_UPDATE_RATE_MS); 72 | mUpdateTimeHandler.sendEmptyMessageDelayed(R.id.message_update, delayMs); 73 | } 74 | } 75 | } 76 | }; 77 | 78 | private final BroadcastReceiver mTimeZoneReceiver = new BroadcastReceiver() { 79 | @Override 80 | public void onReceive(Context context, Intent intent) { 81 | mTime.clear(intent.getStringExtra("time-zone")); 82 | mTime.setToNow(); 83 | } 84 | }; 85 | 86 | private boolean mRegisteredTimeZoneReceiver = false; 87 | 88 | // Feel free to change these values and see what happens to the watch face. 89 | private static final float HAND_END_CAP_RADIUS = 4f; 90 | private static final float STROKE_WIDTH = 4f; 91 | private static final int SHADOW_RADIUS = 6; 92 | 93 | private Time mTime; 94 | 95 | private Paint mBackgroundPaint; 96 | private Paint mHandPaint; 97 | 98 | private boolean mAmbient; 99 | 100 | private Bitmap mBackgroundBitmap; 101 | private Bitmap mGrayBackgroundBitmap; 102 | private int mWatchHandColor; 103 | private int mWatchHandShadowColor; 104 | 105 | private float mHourHandLength; 106 | private float mMinuteHandLength; 107 | private float mSecondHandLength; 108 | 109 | /** 110 | * Whether the display supports fewer bits for each color in ambient mode. 111 | * When true, we disable anti-aliasing in ambient mode. 112 | */ 113 | private boolean mLowBitAmbient; 114 | /** 115 | * Whether the display supports burn in protection in ambient mode. 116 | * When true, remove the background in ambient mode. 117 | */ 118 | private boolean mBurnInProtection; 119 | 120 | private int mWidth; 121 | private int mHeight; 122 | private float mCenterX; 123 | private float mCenterY; 124 | private float mScale = 1; 125 | private Rect mCardBounds = new Rect(); 126 | 127 | @Override 128 | public void onCreate(SurfaceHolder holder) { 129 | super.onCreate(holder); 130 | 131 | setWatchFaceStyle(new WatchFaceStyle.Builder(MyWatchFaceService.this) 132 | .setCardPeekMode(WatchFaceStyle.PEEK_MODE_SHORT) 133 | .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) 134 | .setShowSystemUiTime(false) 135 | .build()); 136 | 137 | mBackgroundPaint = new Paint(); 138 | mBackgroundPaint.setColor(Color.BLACK); 139 | 140 | /* 141 | * Toggle the backgroundResIds to see 142 | * the change of colors due to palette doing its magic. 143 | */ 144 | final int backgroundResId = R.drawable.custom_background; 145 | //final int backgroundResId = R.drawable.custom_background2; 146 | 147 | mBackgroundBitmap = BitmapFactory.decodeResource(getResources(), backgroundResId); 148 | mHandPaint = new Paint(); 149 | mHandPaint.setColor(Color.WHITE); 150 | mHandPaint.setStrokeWidth(STROKE_WIDTH); 151 | mHandPaint.setAntiAlias(true); 152 | mHandPaint.setStrokeCap(Paint.Cap.ROUND); 153 | mHandPaint.setShadowLayer(SHADOW_RADIUS, 0, 0, Color.BLACK); 154 | mHandPaint.setStyle(Paint.Style.STROKE); 155 | 156 | Palette.generateAsync(mBackgroundBitmap, new Palette.PaletteAsyncListener() { 157 | @Override 158 | public void onGenerated(Palette palette) { 159 | /* 160 | * Sometimes, palette is unable to generate a color palette 161 | * so we need to check that we have one. 162 | */ 163 | if (palette != null) { 164 | mWatchHandColor = palette.getVibrantColor(Color.WHITE); 165 | mWatchHandShadowColor = palette.getDarkMutedColor(Color.BLACK); 166 | setWatchHandColor(); 167 | } 168 | } 169 | }); 170 | 171 | mTime = new Time(); 172 | } 173 | 174 | private void setWatchHandColor() { 175 | if (mAmbient) { 176 | mHandPaint.setColor(Color.WHITE); 177 | mHandPaint.setShadowLayer(SHADOW_RADIUS, 0, 0, Color.BLACK); 178 | } else { 179 | mHandPaint.setColor(mWatchHandColor); 180 | mHandPaint.setShadowLayer(SHADOW_RADIUS, 0, 0, mWatchHandShadowColor); 181 | } 182 | } 183 | 184 | @Override 185 | public void onDestroy() { 186 | mUpdateTimeHandler.removeMessages(R.id.message_update); 187 | super.onDestroy(); 188 | } 189 | 190 | @Override 191 | public void onPropertiesChanged(Bundle properties) { 192 | super.onPropertiesChanged(properties); 193 | mLowBitAmbient = properties.getBoolean(PROPERTY_LOW_BIT_AMBIENT, false); 194 | mBurnInProtection = properties.getBoolean(PROPERTY_BURN_IN_PROTECTION, false); 195 | } 196 | 197 | @Override 198 | public void onTimeTick() { 199 | super.onTimeTick(); 200 | invalidate(); 201 | } 202 | 203 | @Override 204 | public void onAmbientModeChanged(boolean inAmbientMode) { 205 | super.onAmbientModeChanged(inAmbientMode); 206 | if (mAmbient != inAmbientMode) { 207 | mAmbient = inAmbientMode; 208 | if (mLowBitAmbient || mBurnInProtection) { 209 | mHandPaint.setAntiAlias(!inAmbientMode); 210 | } 211 | setWatchHandColor(); 212 | invalidate(); 213 | } 214 | 215 | /* 216 | * Whether the timer should be running depends on whether we're visible (as well as 217 | * whether we're in ambient mode), so we may need to start or stop the timer. 218 | */ 219 | updateTimer(); 220 | } 221 | 222 | @Override 223 | public void onSurfaceChanged(SurfaceHolder holder, int format, int width, int height) { 224 | super.onSurfaceChanged(holder, format, width, height); 225 | mWidth = width; 226 | mHeight = height; 227 | /* 228 | * Find the coordinates of the center point on the screen. 229 | * Ignore the window insets so that, on round watches 230 | * with a "chin", the watch face is centered on the entire screen, 231 | * not just the usable portion. 232 | */ 233 | mCenterX = mWidth / 2f; 234 | mCenterY = mHeight / 2f; 235 | mScale = ((float) width) / (float) mBackgroundBitmap.getWidth(); 236 | /* 237 | * Calculate the lengths of the watch hands and store them in member variables. 238 | */ 239 | mHourHandLength = mCenterX * 0.5f; 240 | mMinuteHandLength = mCenterX * 0.7f; 241 | mSecondHandLength = mCenterX * 0.9f; 242 | 243 | mBackgroundBitmap = Bitmap.createScaledBitmap(mBackgroundBitmap, 244 | (int) (mBackgroundBitmap.getWidth() * mScale), 245 | (int) (mBackgroundBitmap.getHeight() * mScale), true); 246 | 247 | if (!mBurnInProtection || !mLowBitAmbient) { 248 | initGrayBackgroundBitmap(); 249 | } 250 | } 251 | 252 | private void initGrayBackgroundBitmap() { 253 | mGrayBackgroundBitmap = Bitmap.createBitmap(mBackgroundBitmap.getWidth(), 254 | mBackgroundBitmap.getHeight(), Bitmap.Config.ARGB_8888); 255 | Canvas canvas = new Canvas(mGrayBackgroundBitmap); 256 | Paint grayPaint = new Paint(); 257 | ColorMatrix colorMatrix = new ColorMatrix(); 258 | colorMatrix.setSaturation(0); 259 | ColorMatrixColorFilter filter = new ColorMatrixColorFilter(colorMatrix); 260 | grayPaint.setColorFilter(filter); 261 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, grayPaint); 262 | } 263 | 264 | @Override 265 | public void onDraw(Canvas canvas, Rect bounds) { 266 | mTime.setToNow(); 267 | 268 | if (mAmbient && (mLowBitAmbient || mBurnInProtection)) { 269 | canvas.drawColor(Color.BLACK); 270 | } else if (mAmbient) { 271 | canvas.drawBitmap(mGrayBackgroundBitmap, 0, 0, mBackgroundPaint); 272 | } else { 273 | canvas.drawBitmap(mBackgroundBitmap, 0, 0, mBackgroundPaint); 274 | } 275 | 276 | /* 277 | * These calculations reflect the rotation in degrees per unit of 278 | * time, e.g. 360 / 60 = 6 and 360 / 12 = 30 279 | */ 280 | final float secondsRotation = mTime.second * 6f; 281 | final float minutesRotation = mTime.minute * 6f; 282 | // account for the offset of the hour hand due to minutes of the hour. 283 | final float hourHandOffset = mTime.minute / 2f; 284 | final float hoursRotation = (mTime.hour * 30) + hourHandOffset; 285 | 286 | // save the canvas state before we begin to rotate it 287 | canvas.save(); 288 | 289 | canvas.rotate(hoursRotation, mCenterX, mCenterY); 290 | drawHand(canvas, mHourHandLength); 291 | 292 | canvas.rotate(minutesRotation - hoursRotation, mCenterX, mCenterY); 293 | drawHand(canvas, mMinuteHandLength); 294 | 295 | /* 296 | * Make sure the "seconds" hand is drawn only when we are in interactive mode. 297 | * Otherwise we only update the watch face once a minute. 298 | */ 299 | if (!mAmbient) { 300 | canvas.rotate(secondsRotation - minutesRotation, mCenterX, mCenterY); 301 | canvas.drawLine(mCenterX, mCenterY - HAND_END_CAP_RADIUS, mCenterX, 302 | mCenterY - mSecondHandLength, mHandPaint); 303 | } 304 | canvas.drawCircle(mCenterX, mCenterY, HAND_END_CAP_RADIUS, mHandPaint); 305 | // restore the canvas' original orientation. 306 | canvas.restore(); 307 | 308 | if (mAmbient) { 309 | canvas.drawRect(mCardBounds, mBackgroundPaint); 310 | } 311 | } 312 | 313 | private void drawHand(Canvas canvas, float handLength) { 314 | canvas.drawRoundRect(mCenterX - HAND_END_CAP_RADIUS, mCenterY - handLength, 315 | mCenterX + HAND_END_CAP_RADIUS, mCenterY + HAND_END_CAP_RADIUS, 316 | HAND_END_CAP_RADIUS, HAND_END_CAP_RADIUS, mHandPaint); 317 | } 318 | 319 | @Override 320 | public void onVisibilityChanged(boolean visible) { 321 | super.onVisibilityChanged(visible); 322 | 323 | if (visible) { 324 | registerReceiver(); 325 | 326 | // Update time zone in case it changed while we weren't visible. 327 | mTime.clear(TimeZone.getDefault().getID()); 328 | mTime.setToNow(); 329 | } else { 330 | unregisterReceiver(); 331 | } 332 | 333 | /* 334 | * Whether the timer should be running depends on whether we're visible 335 | * (as well as whether we're in ambient mode), 336 | * so we may need to start or stop the timer. 337 | */ 338 | updateTimer(); 339 | } 340 | 341 | @Override 342 | public void onPeekCardPositionUpdate(Rect rect) { 343 | super.onPeekCardPositionUpdate(rect); 344 | mCardBounds.set(rect); 345 | } 346 | 347 | private void registerReceiver() { 348 | if (mRegisteredTimeZoneReceiver) { 349 | return; 350 | } 351 | mRegisteredTimeZoneReceiver = true; 352 | IntentFilter filter = new IntentFilter(Intent.ACTION_TIMEZONE_CHANGED); 353 | MyWatchFaceService.this.registerReceiver(mTimeZoneReceiver, filter); 354 | } 355 | 356 | private void unregisterReceiver() { 357 | if (!mRegisteredTimeZoneReceiver) { 358 | return; 359 | } 360 | mRegisteredTimeZoneReceiver = false; 361 | MyWatchFaceService.this.unregisterReceiver(mTimeZoneReceiver); 362 | } 363 | 364 | private void updateTimer() { 365 | mUpdateTimeHandler.removeMessages(R.id.message_update); 366 | if (shouldTimerBeRunning()) { 367 | mUpdateTimeHandler.sendEmptyMessage(R.id.message_update); 368 | } 369 | } 370 | 371 | /** 372 | * Returns whether the {@link #mUpdateTimeHandler} timer should be running. The timer 373 | * should only run when we're visible and in interactive mode. 374 | */ 375 | private boolean shouldTimerBeRunning() { 376 | return isVisible() && !isInAmbientMode(); 377 | } 378 | } 379 | } 380 | -------------------------------------------------------------------------------- /5-palette/src/main/res/drawable-nodpi/custom_background.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/5-palette/src/main/res/drawable-nodpi/custom_background.jpg -------------------------------------------------------------------------------- /5-palette/src/main/res/drawable-nodpi/custom_background2.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/5-palette/src/main/res/drawable-nodpi/custom_background2.jpg -------------------------------------------------------------------------------- /5-palette/src/main/res/drawable-nodpi/preview_analog.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/5-palette/src/main/res/drawable-nodpi/preview_analog.png -------------------------------------------------------------------------------- /5-palette/src/main/res/values/ids.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | -------------------------------------------------------------------------------- /5-palette/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 16 | 17 | 18 | Codelab Watchface 19 | Analog Codelab Watchface 20 | 21 | -------------------------------------------------------------------------------- /5-palette/src/main/res/xml/watch_face.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /CONTRIB.md: -------------------------------------------------------------------------------- 1 | # How to become a contributor and submit your own code 2 | 3 | ## Contributor License Agreements 4 | 5 | We'd love to accept your sample apps and patches! 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Please check that repo for future updates. Thank you! 5 | 6 | [1]: https://github.com/googlecodelabs/watchface 7 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 18 | 19 | buildscript { 20 | repositories { 21 | jcenter() 22 | } 23 | dependencies { 24 | classpath 'com.android.tools.build:gradle:1.1.0' 25 | 26 | // NOTE: Do not place your application dependencies here; they belong 27 | // in the individual module build.gradle files 28 | } 29 | } 30 | 31 | allprojects { 32 | repositories { 33 | jcenter() 34 | } 35 | } 36 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # 2 | # Copyright (C) 2015 The Android Open Source Project 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 | # Project-wide Gradle settings. 18 | 19 | # IDE (e.g. Android Studio) users: 20 | # Gradle settings configured through the IDE *will override* 21 | # any settings specified in this file. 22 | 23 | # For more details on how to configure your build environment visit 24 | # http://www.gradle.org/docs/current/userguide/build_environment.html 25 | 26 | # Specifies the JVM arguments used for the daemon process. 27 | # The setting is particularly useful for tweaking memory settings. 28 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 29 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 30 | 31 | # When configured, Gradle will run in incubating parallel mode. 32 | # This option should only be used with decoupled projects. More details, visit 33 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 34 | # org.gradle.parallel=true 35 | org.gradle.daemon=true 36 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/googlearchive/android-codelab-watchface/5fc095fbb95a7c3ed5b17dfc905f9ed384b4b266/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Apr 10 15:27:10 PDT 2013 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (C) 2015 The Android Open Source Project 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 | include '1-base', '2-background', '3-hands', '4-ambient', '5-palette' --------------------------------------------------------------------------------