From 3af33091d66197d2b14ab0ed7962d79b3a17d6e1 Mon Sep 17 00:00:00 2001
From: pacien
Date: Mon, 23 Oct 2023 21:58:06 +0200
Subject: presentation,stage: split object init and start

---
 beamer/viewer/presentation.js |  4 ++++
 beamer/viewer/stage/stage.js  | 17 ++++++++++-------
 beamer/viewer/viewer.js       |  1 +
 3 files changed, 15 insertions(+), 7 deletions(-)

(limited to 'beamer/viewer')

diff --git a/beamer/viewer/presentation.js b/beamer/viewer/presentation.js
index 222a6d4..8934dda 100644
--- a/beamer/viewer/presentation.js
+++ b/beamer/viewer/presentation.js
@@ -25,6 +25,10 @@ class Presentation {
     this.stage = this._setupStage();
   }
 
+  start() {
+    this.stage.start();
+  }
+
   _setupStage() {
     const self = this;
     const onStageReadyCallback = function() { self._onStageReady(); };
diff --git a/beamer/viewer/stage/stage.js b/beamer/viewer/stage/stage.js
index 201f7b4..cb94231 100644
--- a/beamer/viewer/stage/stage.js
+++ b/beamer/viewer/stage/stage.js
@@ -23,6 +23,15 @@ class Stage {
     this.audienceScreen = null;
     this.presenterScreen = null;
 
+    this.onReady = onReady;
+    this.eventHandlers = [
+      new KeyboardEventHandler(onNext, onPrevious),
+      new MouseClickEventHandler(onNext, onPrevious),
+      new TouchSwipeEventHandler(onNext, onPrevious)
+    ];
+  }
+
+  start() {
     this.projector = window.open(window.location.href, "_blank", "toolbar=0,location=0,menubar=0");
     if (this.projector == null)
       alert("Please allow pop-ups, then refresh this page.");
@@ -32,15 +41,9 @@ class Stage {
       self.audienceScreen = new Screen(self.projector, false, false);
       self.presenterScreen = new Screen(window, true, true);
       self._watchDetach();
-      onReady();
+      self.onReady();
     });
 
-    this.eventHandlers = [
-      new KeyboardEventHandler(onNext, onPrevious),
-      new MouseClickEventHandler(onNext, onPrevious),
-      new TouchSwipeEventHandler(onNext, onPrevious)
-    ];
-
     this._registerEventHandler(window);
     this._registerEventHandler(this.projector);
   }
diff --git a/beamer/viewer/viewer.js b/beamer/viewer/viewer.js
index 065298a..ee79d47 100644
--- a/beamer/viewer/viewer.js
+++ b/beamer/viewer/viewer.js
@@ -29,6 +29,7 @@ class Viewer {
   load(source) {
     pdfjsLib.getDocument(source).then(function(pdf) {
       const presentation = new Presentation(pdf);
+      presentation.start();
     }).catch(function(error) {
       console.error(error);
       window.alert("Error while loading presentation:\n\n" + error.message);
-- 
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