Migrate snippets from dac/training/wearables/tiles/screen-size (#617)

Author: ithinkihaveacat

wear/src/main/java/com/example/wear/snippets/m3/tile/Tile.kt

@@ -16,17 +16,25 @@
 
 package com.example.wear.snippets.m3.tile
 
+import android.content.Context
 import androidx.wear.protolayout.ResourceBuilders.Resources
 import androidx.wear.protolayout.TimelineBuilders.Timeline
 import androidx.wear.protolayout.material3.Typography.BODY_LARGE
+import androidx.wear.protolayout.material3.button
+import androidx.wear.protolayout.material3.buttonGroup
 import androidx.wear.protolayout.material3.materialScope
 import androidx.wear.protolayout.material3.primaryLayout
 import androidx.wear.protolayout.material3.text
+import androidx.wear.protolayout.modifiers.clickable
 import androidx.wear.protolayout.types.layoutString
 import androidx.wear.tiles.RequestBuilders
 import androidx.wear.tiles.RequestBuilders.ResourcesRequest
 import androidx.wear.tiles.TileBuilders.Tile
 import androidx.wear.tiles.TileService
+import androidx.wear.tiles.tooling.preview.Preview
+import androidx.wear.tiles.tooling.preview.TilePreviewData
+import androidx.wear.tiles.tooling.preview.TilePreviewHelper
+import androidx.wear.tooling.preview.devices.WearDevices
 import com.google.common.util.concurrent.Futures
 
 private const val RESOURCES_VERSION = "1"
@@ -53,8 +61,77 @@ class MyTileService : TileService() {
         )
 
     override fun onTileResourcesRequest(requestParams: ResourcesRequest) =
+        Futures.immediateFuture(Resources.Builder().setVersion(RESOURCES_VERSION).build())
+}
+
+// [END android_wear_m3_tile_mytileservice]
+
+class TileBreakpoints : TileService() {
+
+    override fun onTileRequest(requestParams: RequestBuilders.TileRequest) =
         Futures.immediateFuture(
-            Resources.Builder().setVersion(RESOURCES_VERSION).build()
+            Tile.Builder()
+                .setTileTimeline(
+                    Timeline.fromLayoutElement(
+                        // [START android_wear_tile_breakpoints]
+                        materialScope(this, requestParams.deviceConfiguration) {
+                            // [START_EXCLUDE]
+                            val button1 =
+                                button(
+                                    onClick = clickable(),
+                                    labelContent = { text("button1".layoutString) },
+                                )
+                            val button2 =
+                                button(
+                                    onClick = clickable(),
+                                    labelContent = { text("button2".layoutString) },
+                                )
+                            val button3 =
+                                button(
+                                    onClick = clickable(),
+                                    labelContent = { text("button3".layoutString) },
+                                )
+                            val button4 =
+                                button(
+                                    onClick = clickable(),
+                                    labelContent = { text("button4".layoutString) },
+                                )
+                            val button5 =
+                                button(
+                                    onClick = clickable(),
+                                    labelContent = { text("button5".layoutString) },
+                                )
+                            // [END_EXCLUDE]
+                            val isLargeScreen = deviceConfiguration.screenWidthDp >= 225
+                            primaryLayout(
+                                mainSlot = {
+                                    buttonGroup {
+                                        buttonGroupItem { button1 }
+                                        buttonGroupItem { button2 }
+                                        buttonGroupItem { button3 }
+                                        if (isLargeScreen) {
+                                            buttonGroupItem { button4 }
+                                            buttonGroupItem { button5 }
+                                        }
+                                    }
+                                }
+                            )
+                        }
+                        // [END android_wear_tile_breakpoints]
+                    )
+                )
+                .build()
         )
 }
-// [END android_wear_m3_tile_mytileservice]
+
+// [START android_wear_tile_preview]
+@Preview(device = WearDevices.LARGE_ROUND)
+fun smallPreview(context: Context) = TilePreviewData {
+    TilePreviewHelper.singleTimelineEntryTileBuilder(
+        materialScope(context, it.deviceConfiguration) {
+            primaryLayout(mainSlot = { text("Hello, World".layoutString) })
+        }
+    )
+        .build()
+}
+// [END android_wear_tile_preview]