Add PresencodeCommunication class

This commit is contained in:
JeremyStar™ 2024-05-14 00:31:33 +02:00
parent 1371369213
commit 9a8c92a150
Signed by: JeremyStarTM
GPG key ID: E366BAEF67E4704D
3 changed files with 81 additions and 3 deletions

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@ -0,0 +1,65 @@
# PRESENCODE SOURCE FILE
# Copyright (c) 2024 JeremyStarTM & Contributors
# Licensed under the GNU Affero General Public License v3
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
extends Node
class_name PresencodeCommunication
# CORE
var core: Core
@onready var logger: CoreLoggerInstance = core.logger.get_instance("src/classes/communication.gd")
# Presencode infrastructure
var presenloader: Node
# Presentation data
@onready var entrypoint: PresencodeEntrypoint = presenloader.entrypoint_node
@onready var manifest: Dictionary = presenloader.manifest
var current_slide: int = -1
func _init(core_new: Core, presenloader_new: Node) -> void:
core = core_new
presenloader = presenloader_new
func switch_slide(new_slide: int) -> PresencodeTypes.PresencodeError:
var old_slide: int = current_slide
if new_slide < 0:
logger.error(core.misc.stringify_variables("Invalid slide %slide%", { "slide": new_slide }))
return PresencodeTypes.PresencodeError.INVALID_SLIDE
if new_slide > manifest["slides"]:
logger.error(core.misc.stringify_variables("Invalid slide %slide%", { "slide": new_slide }))
return PresencodeTypes.PresencodeError.INVALID_SLIDE
logger.info(core.misc.stringify_variables("Switching from slide %old% to %new%", { "old": old_slide, "new": new_slide }))
# Play BEFORE animation
if manifest["animations"]:
logger.verb("Starting BEFORE animation")
await entrypoint.play_animation(PresencodeTypes.AnimationStage.BEFORE, old_slide, new_slide)
# Call switch_slide()
logger.verb("Switching slide")
await entrypoint.switch_slide(new_slide)
# Play AFTER animation
if manifest["animations"]:
logger.verb("Starting AFTER animation")
await entrypoint.play_animation(PresencodeTypes.AnimationStage.AFTER, old_slide, new_slide)
return PresencodeTypes.PresencodeError.OK
func get_source_path(path: String) -> String:
return "<presentation root>/" + path

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@ -17,4 +17,14 @@
extends Node
class_name PresencodeTypes
enum PresencodeError {
OK,
INVALID_SLIDE
}
enum AnimationStage { BEFORE, AFTER }
func presencodeerror_string(error: PresencodeError) -> String:
match(error):
PresencodeError.OK: return "OK"
PresencodeError.INVALID_SLIDE: return "Invalid Slide"
_: return "<invalid enum value>"

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@ -29,16 +29,19 @@ var path: String = ""
var is_file: bool = true
var manifest: Dictionary = {}
var entrypoint: Script = null
var entrypoint_node: PresencodeEntrypoint = null
# Access methods
var reader: ZIPReader = ZIPReader.new()
var diraccess: DirAccess = null
# Communication
var communication: PresencodeCommunication = PresencodeCommunication.new(core, self)
func _ready() -> void:
# Register cleanup hook
core.register_cleanup_hook(func() -> void: queue_free())
func load_presentation(load_path: String) -> String:
logger.info(core.misc.stringify_variables("Loading presentation located at %path%", { "path": load_path }))
path = load_path
@ -231,13 +234,13 @@ func inject_entrypoint() -> void:
logger.verb("Injecting entrypoint")
# Instantiate new PresencodeEntrypoint
var entrypoint_node: PresencodeEntrypoint = PresencodeEntrypoint.new()
entrypoint_node = PresencodeEntrypoint.new()
entrypoint_node.name = "Entrypoint"
entrypoint_node.set_script(entrypoint)
# Update variables
entrypoint_node.core = core
entrypoint_node.logger = communication.get_source_path("src/" + manifest["entrypoint"])
entrypoint_node.logger = core.logger.get_instance(communication.get_source_path("src/" + manifest["entrypoint"]), entrypoint_node)
# Add to SceneTree
get_tree().root.add_child(entrypoint_node)