From 610a2bb64a02d0ce560ecfc7ce60017cc6754ecc Mon Sep 17 00:00:00 2001
From: Daan Vanden Bosch <daan.v.d.bosch@gmail.com>
Date: Fri, 26 Mar 2021 18:22:35 +0100
Subject: [PATCH] Added a "Clear animation" button to the viewer.

---
 .../web/viewer/controllers/ViewerToolbarController.kt    | 5 +++++
 .../world/phantasmal/web/viewer/stores/ViewerStore.kt    | 9 +++++++--
 .../world/phantasmal/web/viewer/widgets/ViewerToolbar.kt | 5 +++++
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/web/src/main/kotlin/world/phantasmal/web/viewer/controllers/ViewerToolbarController.kt b/web/src/main/kotlin/world/phantasmal/web/viewer/controllers/ViewerToolbarController.kt
index 17663301..c5b845c8 100644
--- a/web/src/main/kotlin/world/phantasmal/web/viewer/controllers/ViewerToolbarController.kt
+++ b/web/src/main/kotlin/world/phantasmal/web/viewer/controllers/ViewerToolbarController.kt
@@ -23,6 +23,7 @@ class ViewerToolbarController(private val store: ViewerStore) : Controller() {
     private val _result = mutableVal<PwResult<*>?>(null)
 
     val showSkeleton: Val<Boolean> = store.showSkeleton
+    val clearCurrentAnimationButtonEnabled = store.currentNinjaMotion.isNotNull()
     val resultDialogVisible: Val<Boolean> = _resultDialogVisible
     val result: Val<PwResult<*>?> = _result
     val resultMessage: Val<String> = result.map {
@@ -36,6 +37,10 @@ class ViewerToolbarController(private val store: ViewerStore) : Controller() {
         store.setShowSkeleton(show)
     }
 
+    suspend fun clearCurrentAnimation() {
+        store.setCurrentAnimation(null)
+    }
+
     suspend fun openFiles(files: List<File>) {
         val result = PwResult.build<Unit>(logger)
         var success = false
diff --git a/web/src/main/kotlin/world/phantasmal/web/viewer/stores/ViewerStore.kt b/web/src/main/kotlin/world/phantasmal/web/viewer/stores/ViewerStore.kt
index f4c8011e..226cfeee 100644
--- a/web/src/main/kotlin/world/phantasmal/web/viewer/stores/ViewerStore.kt
+++ b/web/src/main/kotlin/world/phantasmal/web/viewer/stores/ViewerStore.kt
@@ -177,9 +177,14 @@ class ViewerStore(
         _currentNinjaMotion.value = njm
     }
 
-    suspend fun setCurrentAnimation(animation: AnimationModel) {
+    suspend fun setCurrentAnimation(animation: AnimationModel?) {
         _currentAnimation.value = animation
-        loadAnimation(animation)
+
+        if (animation == null) {
+            _currentNinjaMotion.value = null
+        } else {
+            loadAnimation(animation)
+        }
     }
 
     fun setShowSkeleton(show: Boolean) {
diff --git a/web/src/main/kotlin/world/phantasmal/web/viewer/widgets/ViewerToolbar.kt b/web/src/main/kotlin/world/phantasmal/web/viewer/widgets/ViewerToolbar.kt
index 7484ce60..f6b4eb3d 100644
--- a/web/src/main/kotlin/world/phantasmal/web/viewer/widgets/ViewerToolbar.kt
+++ b/web/src/main/kotlin/world/phantasmal/web/viewer/widgets/ViewerToolbar.kt
@@ -26,6 +26,11 @@ class ViewerToolbar(private val ctrl: ViewerToolbarController) : Widget() {
                         checked = ctrl.showSkeleton,
                         onChange = ctrl::setShowSkeleton,
                     ),
+                    Button(
+                        text = "Clear animation",
+                        enabled = ctrl.clearCurrentAnimationButtonEnabled,
+                        onClick = { scope.launch { ctrl.clearCurrentAnimation() } },
+                    ),
                 )
             ))
             addDisposable(ResultDialog(