Fix #1860 playback of loop modes in anim controllers

Fix error when saving timeline setup
Support "context.is_first_person" for attachables

js/animations/animation.js

@@ -477,7 +477,13 @@ class Animation extends AnimationItem {
 		}
 	}
 	get time() {
-		return (this.length && this.loop === 'loop') ? ((Timeline.time - 0.001) % this.length) + 0.001 : Timeline.time;
+		if (!this.length || this.loop == 'once') {
+			return Timeline.time;
+		} else if (this.loop === 'loop') {
+			return ((Timeline.time - 0.001) % this.length) + 0.001;
+		} else if (this.loop === 'hold') {
+			return Math.min(Timeline.time, this.length);
+		}
 	}
 	createUniqueName(arr) {
 		var scope = this;
@@ -1116,6 +1122,9 @@ const Animator = {
 			if (!node.constructor.animator) return;
 			Animator.resetLastValues();
 			animations.forEach(animation => {
+				if (animation.loop == 'once' && Timeline.time > animation.length && animation.length) {
+					return;
+				}
 				let multiplier = animation.blend_weight ? Math.clamp(Animator.MolangParser.parse(animation.blend_weight), 0, Infinity) : 1;
 				if (typeof controller_blend_values[animation.uuid] == 'number') multiplier *= controller_blend_values[animation.uuid];
 				animation.getBoneAnimator(node).displayFrame(multiplier);

js/animations/molang.js

@@ -1,4 +1,4 @@
-
+Animator.MolangParser.context = {};
 Animator.MolangParser.global_variables = {
 	'true': 1,
 	'false': 0,
@@ -8,7 +8,7 @@ Animator.MolangParser.global_variables = {
 		return Math.clamp(time, 0, 0.1);
 	},
 	get 'query.anim_time'() {
-		return Animation.selected ? Animation.selected.time : Timeline.time;
+		return Animator.MolangParser.context.animation ? Animator.MolangParser.context.animation.time : Timeline.time;
 	},
 	get 'query.life_time'() {
 		return Timeline.time;
@@ -69,6 +69,9 @@ Animator.MolangParser.global_variables = {
 	get 'query.is_first_person'() {
 		return Project.bedrock_animation_mode == 'attachable_first' ? 1 : 0;
 	},
+	get 'context.is_first_person'() {
+		return Project.bedrock_animation_mode == 'attachable_first' ? 1 : 0;
+	},
 	get 'time'() {
 		return Timeline.time;
 	}

js/animations/timeline_animators.js

@@ -444,6 +444,7 @@ class BoneAnimator extends GeneralAnimator {
 	displayFrame(multiplier = 1) {
 		if (!this.doRender()) return;
 		this.getGroup()
+		Animator.MolangParser.context.animation = this.animation;
 
 		if (!this.muted.rotation) this.displayRotation(this.interpolate('rotation'), multiplier)
 		if (!this.muted.position) this.displayPosition(this.interpolate('position'), multiplier)

js/api.js

@@ -202,7 +202,7 @@ const Blockbench = {
 					text: {full_width: true, placeholder, value}
 				},
 				onConfirm({text}) {
-					callback(text);
+					if (callback) callback(text);
 					resolve(text);
 				},
 				onOpen() {

js/io/project.js

@@ -301,6 +301,7 @@ class ModelProject {
 		if (TextureAnimator.isPlaying) TextureAnimator.stop();
 		this.selected = false;
 		Painter.current = {};
+		Animator.MolangParser.context = {};
 		scene.remove(this.model_3d);
 		OutlinerNode.uuids = {};
 		Format = 0;