Google Glass Development

Transcript

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   David Vávra, Inmite Development for using Android GDK

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    Hardware

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    Demo time

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    4 principles of Glassware design

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    Design for Glass

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    Don’t get in the way

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    Keep it relevant

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    Avoid the unexpected

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    User interface: Timeline card • 640x360 px • black background,

    given font sizes & colors • bundles
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    User interface - timeline

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    Immersions

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    Menus

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    GDK • Full API level 19 • no touch •

    resolution 640x360 • no emulator • same API for Speech, Camera, Navigation, Browser, Location, Sensors
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    <style name="CustomTheme" parent= "@android:style/Theme.DeviceDefault" /> android { compileSdkVersion "Google Inc.:Glass

    Development Kit Preview:19" …}
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    Card card1 = new Card(context); card1.setText("This card has a footer.");

    card1.setFootnote("I'm the footer!"); View card1View = card1.getView();
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    res/xml/my_voice_trigger.xml <?xml version="1.0" encoding="utf-8"?> <trigger keyword="start my app" /> <uses-permission

    android:name="com.google.android.glass.permission. DEVELOPMENT"/> <activity | service ...> <intent-filter> <action android:name="com.google.android.glass.action. VOICE_TRIGGER"/> </intent-filter> <meta-data android:name="com.google.android.glass.VoiceTrigger" android:resource="@xml/my_voice_trigger" /> </activity | service> AndroidManifest.xml
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    Menu The same onCreateOptionsMenu from Android SDK public class MainActivity

    extends Activity { // ... @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER) { openOptionsMenu(); return true; } return super.onKeyDown(keyCode, event); } }
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    Live card

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    Creating live cards TimelineManager tm = TimelineManager.from(context); mLiveCard = tm.createLiveCard(LIVE_CARD_TAG);

    mLiveCard.setViews(new RemoteViews(context.getPackageName(), R.layout.card_text)); mLiveCard.publish(LiveCard.PublishMode.REVEAL); // or SILENT
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    Updating live cards mRemoteViews.setTextViewText(R.id.text, "new message"); mLiveCard.setViews(mRemoteViews); Removing live cards

    mLiveCard.unpublish();
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    Let’s dive into Glasquare code http://github.com/destil/glasquare

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    Distribution • adb install • MyGlass ◦ checklist: https://developers.google.com/glass/distribute/checklist ◦

    design ◦ voice commands ◦ assets
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    Documentation • https://developers.google.com/glass • https://github.com/googleglass • http://stackoverflow. com/questions/tagged/google-gdk • https://code.google.com/p/google-glass-

    api/issues/list
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    Q + A Follow me: http://google.com/+DavidVávra http://twitter.com/destil