v1.5: time-based rotation angle — constant speed regardless of IPC load

app/build.gradle.kts

@@ -11,8 +11,8 @@ android {
         applicationId = "me.khodak.claudeusage"
         minSdk = 26
         targetSdk = 34
-        versionCode = 4
-        versionName = "1.3"
+        versionCode = 6
+        versionName = "1.5"
     }
 
     signingConfigs {

app/src/main/java/me/khodak/claudeusage/UsageUpdateWorker.kt

@@ -33,7 +33,7 @@ class UsageUpdateWorker(
                 prefs.saveUsageData(data)
             } catch (_: Exception) {}
             animJob.cancel()
-            animJob.join() // wait for the minimum-rotation finally block to finish
+            animJob.join()
         }
 
         pushWidgetUpdate()
@@ -43,23 +43,25 @@ class UsageUpdateWorker(
     private suspend fun rotateRefreshIcon() {
         val manager = AppWidgetManager.getInstance(context)
         val ids = manager.getAppWidgetIds(ComponentName(context, ClaudeUsageWidget::class.java))
-        var totalDegrees = 0f
+        val startMs = System.currentTimeMillis()
+        val msPerRotation = 800L // one full rotation every 0.8 seconds
+
+        fun angleAt(now: Long) = ((now - startMs) % msPerRotation) * 360f / msPerRotation
 
         try {
             while (true) {
-                ClaudeUsageWidget.currentRotation = (ClaudeUsageWidget.currentRotation + 6f) % 360f
-                totalDegrees += 6f
+                ClaudeUsageWidget.currentRotation = angleAt(System.currentTimeMillis())
                 ids.forEach { id -> ClaudeUsageWidget.updateWidget(context, manager, id) }
-                delay(33) // 30 fps, one full rotation per second
+                delay(16) // aim for ~60fps; IPC speed sets the real ceiling
             }
         } finally {
-            // Even if the fetch finishes early, complete at least one full 360°
+            // Finish the current rotation cleanly — run until at least one full spin
             withContext(NonCancellable) {
-                while (totalDegrees < 360f) {
-                    ClaudeUsageWidget.currentRotation = (ClaudeUsageWidget.currentRotation + 6f) % 360f
-                    totalDegrees += 6f
+                val minEndMs = startMs + msPerRotation
+                while (System.currentTimeMillis() < minEndMs) {
+                    ClaudeUsageWidget.currentRotation = angleAt(System.currentTimeMillis())
                     ids.forEach { id -> ClaudeUsageWidget.updateWidget(context, manager, id) }
-                    delay(33)
+                    delay(16)
                 }
             }
         }