[presentation] Added id to each slide, which also influences slideIndex var, holding ctrl will not activate any key combination, fixed slide size on print

1 files changed, 9 insertions, 4 deletions

diff --git a/src/scripts/presentation.js b/src/scripts/presentation.js
index 10d3c59..d60e698 100644
--- a/src/scripts/presentation.js
+++ b/src/scripts/presentation.js
@@ -20,10 +20,14 @@ const prevSlideBtn = document.getElementById('prevSlideBtn');
 const nextSlideBtn = document.getElementById('nextSlideBtn');
 
 const slides = document.getElementsByClassName('slide');
-var slideIndex = 0;
+var presenting = false;
+var slideIndex = parseInt(document.URL.substr(document.URL.indexOf("#slide") + 7));
+if (isNaN(slideIndex)) slideIndex = 0;
 
   // Shows the "slideIndex + mod" numbered slide
 function showSlide(mod) {
+	if (!presenting) return;
+
 	slides[slideIndex].classList.remove('absolute-slide');
 	slideIndex = (slides.length + slideIndex + mod) % slides.length;
 	slides[slideIndex].classList.add('absolute-slide');
@@ -43,7 +47,6 @@ const presentCont = document.getElementById('presentCont');
 const presentBtn = document.getElementById('presentBtn');
 const articleBtn = document.getElementById('articleBtn');
 
-var presenting = false;
 var pageY = 0;
 var pageX = 0;
 
@@ -85,6 +88,8 @@ articleBtn.addEventListener('click', function() {
 /* Keyboard controls */
 
 document.addEventListener('keydown', function (e) {
+	if (e.ctrlKey) return;
+
 	switch (e.code) {
 		// Previous slide
 		case 'Backspace': case 'PageUp':
@@ -106,11 +111,11 @@ document.addEventListener('keydown', function (e) {
 			break;
 		// Go to first slide
 		case 'Home':
-			if (presenting) showSlide(-slideIndex);
+			showSlide(-slideIndex);
 			break;
 		// Go to last slide
 		case 'End':
-			if (presenting) showSlide(-slideIndex -1);
+			showSlide(-slideIndex -1);
 			break;
 	}
 });