Adding hotkeys and Spectrum gain

ControllingTransmission · Nov 14, 2013 · 17db5a6 · 17db5a6
1 parent 800388e
commit 17db5a6
Show file tree

Hide file tree

Showing 4 changed files with 148 additions and 1 deletion.
diff --git a/Spectrum.js b/Spectrum.js
@@ -1,5 +1,7 @@
 
 Spectrum = {
+	gain: 1,
+	gainFactor: 1,
 	timeStep: function() 
 	{
 		if (this._analyserNode == null) { return }
@@ -10,7 +12,7 @@ Spectrum = {
 		var bins = []
 		for (var i = 0; i < this._analyserNode.frequencyBinCount; i ++)
 		{
-			bins.push(freqByteData[i])
+			bins.push(freqByteData[i]*this.gain*this.gainFactor)
 		}
 
 		return bins

diff --git a/hotkeys.js b/hotkeys.js
@@ -0,0 +1,43 @@
+$(document).bind('keydown', 'space', function(e) {
+	$('#bandname').toggle();
+});
+
+$(document).bind('keydown', '1', function(e) {
+	Spectrum.gain = 1;
+});
+
+$(document).bind('keydown', '2', function(e) {
+	Spectrum.gain = 2;
+});
+
+$(document).bind('keydown', '3', function(e) {
+	Spectrum.gain = 3;
+});
+
+$(document).bind('keydown', '4', function(e) {
+	Spectrum.gain = 4;
+});
+
+$(document).bind('keydown', '5', function(e) {
+	Spectrum.gain = 5;
+});
+
+$(document).bind('keydown', '6', function(e) {
+	Spectrum.gain = 10;
+});
+
+$(document).bind('keydown', '7', function(e) {
+	Spectrum.gain = 20;
+});
+
+$(document).bind('keydown', '-', function(e) {
+	Spectrum.gainFactor -= .05;
+});
+
+$(document).bind('keydown', '+', function(e) {
+	console.log(Spectrum.gainFactor);
+	Spectrum.gainFactor += .05;
+});
+
+
+// Camera position
diff --git a/index.html b/index.html
@@ -16,10 +16,12 @@
 	<body>
 
 		<script src="js/jquery.min.js"></script>
+		<script src="js/jquery.hotkeys.js"></script>
 
 		<script src="js/three.min.js"></script>
 	    <script src="AudioContextMonkeyPatch.js"></script>
 		<script src="Spectrum.js"></script>
+		<script src="hotkeys.js"></script>
 
 
 		<script>

diff --git a/js/jquery.hotkeys.js b/js/jquery.hotkeys.js
@@ -0,0 +1,100 @@
+/*
+ * jQuery Hotkeys Plugin
+ * Copyright 2010, John Resig
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ *
+ * Based upon the plugin by Tzury Bar Yochay:
+ * http://github.com/tzuryby/hotkeys
+ *
+ * Original idea by:
+ * Binny V A, http://www.openjs.com/scripts/events/keyboard_shortcuts/
+*/
+
+(function(jQuery){
+
+	jQuery.hotkeys = {
+		version: "0.8",
+
+		specialKeys: {
+			8: "backspace", 9: "tab", 13: "return", 16: "shift", 17: "ctrl", 18: "alt", 19: "pause",
+			20: "capslock", 27: "esc", 32: "space", 33: "pageup", 34: "pagedown", 35: "end", 36: "home",
+			37: "left", 38: "up", 39: "right", 40: "down", 45: "insert", 46: "del", 
+			96: "0", 97: "1", 98: "2", 99: "3", 100: "4", 101: "5", 102: "6", 103: "7",
+			104: "8", 105: "9", 106: "*", 107: "+", 109: "-", 110: ".", 111 : "/", 
+			112: "f1", 113: "f2", 114: "f3", 115: "f4", 116: "f5", 117: "f6", 118: "f7", 119: "f8", 
+			120: "f9", 121: "f10", 122: "f11", 123: "f12", 144: "numlock", 145: "scroll", 191: "/", 224: "meta"
+		},
+
+		shiftNums: {
+			"`": "~", "1": "!", "2": "@", "3": "#", "4": "$", "5": "%", "6": "^", "7": "&", 
+			"8": "*", "9": "(", "0": ")", "-": "_", "=": "+", ";": ": ", "'": "\"", ",": "<", 
+			".": ">",  "/": "?",  "\\": "|"
+		}
+	};
+
+	function keyHandler( handleObj ) {
+		// Only care when a possible input has been specified
+		if ( typeof handleObj.data !== "string" ) {
+			return;
+		}
+
+		var origHandler = handleObj.handler,
+			keys = handleObj.data.toLowerCase().split(" "),
+			textAcceptingInputTypes = ["text", "password", "number", "email", "url", "range", "date", "month", "week", "time", "datetime", "datetime-local", "search", "color"];
+
+		handleObj.handler = function( event ) {
+			// Don't fire in text-accepting inputs that we didn't directly bind to
+			if ( this !== event.target && (/textarea|select/i.test( event.target.nodeName ) ||
+				jQuery.inArray(event.target.type, textAcceptingInputTypes) > -1 ) ) {
+				return;
+			}
+
+			// Keypress represents characters, not special keys
+			var special = event.type !== "keypress" && jQuery.hotkeys.specialKeys[ event.which ],
+				character = String.fromCharCode( event.which ).toLowerCase(),
+				key, modif = "", possible = {};
+
+			// check combinations (alt|ctrl|shift+anything)
+			if ( event.altKey && special !== "alt" ) {
+				modif += "alt+";
+			}
+
+			if ( event.ctrlKey && special !== "ctrl" ) {
+				modif += "ctrl+";
+			}
+
+			// TODO: Need to make sure this works consistently across platforms
+			if ( event.metaKey && !event.ctrlKey && special !== "meta" ) {
+				modif += "meta+";
+			}
+
+			if ( event.shiftKey && special !== "shift" ) {
+				modif += "shift+";
+			}
+
+			if ( special ) {
+				possible[ modif + special ] = true;
+
+			} else {
+				possible[ modif + character ] = true;
+				possible[ modif + jQuery.hotkeys.shiftNums[ character ] ] = true;
+
+				// "$" can be triggered as "Shift+4" or "Shift+$" or just "$"
+				if ( modif === "shift+" ) {
+					possible[ jQuery.hotkeys.shiftNums[ character ] ] = true;
+				}
+			}
+
+			for ( var i = 0, l = keys.length; i < l; i++ ) {
+				if ( possible[ keys[i] ] ) {
+					return origHandler.apply( this, arguments );
+				}
+			}
+		};
+	}
+
+	jQuery.each([ "keydown", "keyup", "keypress" ], function() {
+		jQuery.event.special[ this ] = { add: keyHandler };
+	});
+
+})( jQuery );