From: Elijah Cohen <eli@eli173.com>
Date: Sat, 2 Apr 2022 00:30:37 +0000 (-0500)
Subject: added demo section with logic gates
X-Git-Url: https://git.eli173.com/?a=commitdiff_plain;h=00507ce42a6a683d8379d39f133c8fd7f8e4c1f7;p=hexmata

added demo section with logic gates
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+			<span>
+				<select name="demo" id="seldemo"></select>
+				<input type="button" id="dload" value="load demo"/>
+			</span>
+			<span>
+				<input type="button" id="es" value="export state"/>
+				<input type="button" id="is" value="import state"/>
+			</span>
 			<details><summary></summary><span id="outzone"></span></details>
 		</div>
     <div><canvas width="2000" height="2000" id="c"></canvas></div>
diff --git a/play.js b/play.js
index 6a86af5..059b0a3 100644
--- a/play.js
+++ b/play.js
@@ -25,6 +25,7 @@ var timeout = 200;
 var rstgrid = g;
 var intervalID = null;
 
+
 function play() {
 		g.step();
 		drawGrid(g, ctx, xcenter,ycenter,scale);
@@ -33,7 +34,6 @@ function play() {
 function lc() {
 		c = document.getElementById('c');
 		ctx = c.getContext('2d');
-		//c.addEventListener('click', e=>getClickCoords(c, 20, 200, 200, e));
 		c.onclick = e=>wwonclick(c,ctx,g,xcenter,ycenter,scale,e)
 		c.oncontextmenu = (e) => {e.preventDefault(); wwonrtclick(c,ctx,g,xcenter,ycenter,scale,e)};
 		drawGrid(g, ctx, xcenter,ycenter,scale);
@@ -67,6 +67,15 @@ function lc() {
 		sv.onclick = saveState;
 		ld = document.getElementById("load");
 		ld.onclick = loadState;
+		load_demos(document.getElementById('seldemo'));
+		dl = document.getElementById("dload");
+		dl.onclick = demoHandler;
+}
+
+demoHandler = function(e) {
+		let which = document.getElementById('seldemo').value;
+		g.loadState(demos[which]);
+		drawGrid(g, ctx, xcenter,ycenter,scale);
 }
 
 saveState = function(e) {