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Add android_wear_tile_version_fallback #614

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Merged
merged 4 commits into from
Sep 3, 2025
Merged

Add android_wear_tile_version_fallback #614

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8af6f8e
Add android_wear_tile_version_fallback
ithinkihaveacat Sep 2, 2025
b1832cc
BEGIN -> START (Sigh)
ithinkihaveacat Sep 2, 2025
5ac6874
Move comment
ithinkihaveacat Sep 3, 2025
7a1534e
Merge branch 'main' into wear-version-fallback
ithinkihaveacat Sep 3, 2025
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15 changes: 15 additions & 0 deletions wear/src/main/AndroidManifest.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -181,6 +181,21 @@
android:resource="@drawable/tile_preview" />
</service>

<service
android:name=".snippets.tile.FeatureFallback"
android:label="@string/tile_label"
android:description="@string/tile_description"
android:icon="@mipmap/ic_launcher"
android:exported="true"
android:permission="com.google.android.wearable.permission.BIND_TILE_PROVIDER">
<intent-filter>
<action android:name="androidx.wear.tiles.action.BIND_TILE_PROVIDER" />
</intent-filter>

<meta-data android:name="androidx.wear.tiles.PREVIEW"
android:resource="@drawable/tile_preview" />
</service>

<activity
android:name=".snippets.alwayson.AlwaysOnActivity"
android:label="0 Stopwatch"
Expand Down
46 changes: 46 additions & 0 deletions wear/src/main/java/com/example/wear/snippets/tile/Tile.kt
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Expand Up @@ -21,7 +21,12 @@ import android.content.Context
import androidx.annotation.RequiresPermission
import androidx.wear.protolayout.ColorBuilders.argb
import androidx.wear.protolayout.DimensionBuilders
import androidx.wear.protolayout.DimensionBuilders.degrees
import androidx.wear.protolayout.DimensionBuilders.dp
import androidx.wear.protolayout.LayoutElementBuilders
import androidx.wear.protolayout.LayoutElementBuilders.Arc
import androidx.wear.protolayout.LayoutElementBuilders.ArcLine
import androidx.wear.protolayout.LayoutElementBuilders.DashedArcLine
import androidx.wear.protolayout.ResourceBuilders.Resources
import androidx.wear.protolayout.TimelineBuilders
import androidx.wear.protolayout.TimelineBuilders.Timeline
Expand All @@ -30,6 +35,8 @@ import androidx.wear.protolayout.expression.DynamicBuilders
import androidx.wear.protolayout.expression.PlatformHealthSources
import androidx.wear.protolayout.material.Text
import androidx.wear.protolayout.material.Typography
import androidx.wear.protolayout.material3.materialScope
import androidx.wear.protolayout.material3.primaryLayout
import androidx.wear.tiles.RequestBuilders
import androidx.wear.tiles.RequestBuilders.ResourcesRequest
import androidx.wear.tiles.TileBuilders.Tile
Expand Down Expand Up @@ -200,3 +207,42 @@ class DynamicHeartRate : TileService() {
)
// [END android_wear_tile_dynamic_heart_rate]
}

class FeatureFallback : TileService() {
override fun onTileRequest(requestParams: RequestBuilders.TileRequest): ListenableFuture<Tile> {

// [START android_wear_tile_version_fallback]
val rendererVersion = requestParams.deviceConfiguration.rendererSchemaVersion

val arcElement =
if (
rendererVersion.major > 1 ||
(rendererVersion.major == 1 && rendererVersion.minor >= 500)
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What's the significance of the 1 and 500 - can these be extracted to descriptive constants?

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I don't think there's any way to usefully move them to constants. I moved and improved a comment to hopefully provide better context though, see 5ac6874.

) {
// Use DashedArcLine if the renderer supports it …
DashedArcLine.Builder() // Has @RequiresSchemaVersion(major = 1, minor = 500)
.setLength(degrees(270f))
.setThickness(8f)
.setLinePattern(
LayoutElementBuilders.DashedLinePattern.Builder()
.setGapSize(8f)
.setGapInterval(10f)
.build()
)
.build()
} else {
// … otherwise use ArcLine.
ArcLine.Builder().setLength(degrees(270f)).setThickness(dp(8f)).build()
}
// [END android_wear_tile_version_fallback]

val layout =
materialScope(this, requestParams.deviceConfiguration) {
primaryLayout(mainSlot = { Arc.Builder().addContent(arcElement).build() })
}

return Futures.immediateFuture(
Tile.Builder().setTileTimeline(Timeline.fromLayoutElement(layout)).build()
)
}
}