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feec2d1c RK |
1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
2 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
3 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
4 | ||
5 | var gStardate, gSDBase; | |
14a57547 | 6 | var gSounds = {}; |
feec2d1c | 7 | |
39b2fdef RK |
8 | navigator.getUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia); |
9 | ||
feec2d1c RK |
10 | window.onload = function() { |
11 | setTimeout(updateStardate, 0); | |
14a57547 RK |
12 | gSounds.scan = new Audio("sound/scan.opus"); |
13 | gSounds.scan.loop = true; | |
14 | gSounds.launch = new Audio("sound/launch.opus"); | |
15 | gSounds.shutdown = new Audio("sound/shutdown.opus"); | |
16 | gSounds.keyaction = new Audio("sound/key-action.opus"); | |
17 | gSounds.keypress = new Audio("sound/key-press.opus"); | |
18 | ||
84436ccb RK |
19 | document.getElementById("fullScreenButton").addEventListener("click", |
20 | function(aEvent) { toggleFullscreen(); }, false); | |
21 | ||
22 | var navItems = document.getElementById("navlist").children; | |
23 | for (var i = 0; i <= navItems.length - 1; i++) { | |
24 | navItems[i].addEventListener("click", | |
25 | function(aEvent) { | |
26 | switchModule(aEvent.target.id.replace("nav", "")); | |
27 | }, false); | |
28 | } | |
29 | ||
14a57547 RK |
30 | gSounds.launch.play(); |
31 | window.addEventListener("beforeunload", function( event ) { | |
32 | gSounds.shutdown.play(); | |
33 | }, false); | |
feec2d1c RK |
34 | } |
35 | ||
bdfbab86 RK |
36 | window.onresize = function() { |
37 | if (document.getElementById("sectSound").classList.contains("active")) { | |
38 | gModSound.resize(); | |
39 | } | |
40 | } | |
41 | ||
feec2d1c | 42 | function updateStardate() { |
a4a791a5 RK |
43 | // Stardate rules foggy at best. See http://en.wikipedia.org/wiki/Stardate |
44 | // and the Memory Alpha article linked there for more details. | |
45 | // We roughly lean on TNG scale by splitting an Earth year into exactly 1000 | |
46 | // units, but we put the 0 point at the TV premiere of The Original Series. | |
feec2d1c RK |
47 | if (!gStardate) |
48 | gStardate = document.getElementById("stardate"); | |
49 | ||
50 | var curDate = new Date(); | |
51 | ||
d9387df2 RK |
52 | // Star Trek famously premiered on Thursday, September 8, 1966, at 8:30 p.m. |
53 | // See http://www.startrek.com/article/what-if-the-original-star-trek-had-debuted-on-friday-nights | |
feec2d1c | 54 | if (!gSDBase) |
d9387df2 | 55 | gSDBase = new Date("September 8, 1966 20:30:00 EST"); |
feec2d1c RK |
56 | |
57 | var sdateval = (curDate - gSDBase) / (86400 * 365.2425); | |
58 | gStardate.textContent = sdateval.toFixed(1); | |
59 | ||
60 | setTimeout(updateStardate, 5*60*1000); | |
eabed1a4 RK |
61 | } |
62 | ||
14a57547 RK |
63 | function toggleFullscreen() { |
64 | gSounds.keyaction.play(); | |
65 | if ((document.fullScreenElement && document.fullScreenElement !== null) || | |
66 | (document.mozFullScreenElement && document.mozFullScreenElement !== null) || | |
67 | (document.webkitFullScreenElement && document.webkitFullScreenElement !== null)) { | |
68 | if (document.cancelFullScreen) { | |
69 | document.cancelFullScreen(); | |
70 | } else if (document.mozCancelFullScreen) { | |
71 | document.mozCancelFullScreen(); | |
72 | } else if (document.webkitCancelFullScreen) { | |
73 | document.webkitCancelFullScreen(); | |
74 | } | |
75 | } | |
76 | else { | |
77 | var elem = document.getElementById("body"); | |
78 | if (elem.requestFullScreen) { | |
79 | elem.requestFullScreen(); | |
80 | } else if (elem.mozRequestFullScreen) { | |
81 | elem.mozRequestFullScreen(); | |
82 | } else if (elem.webkitRequestFullScreen) { | |
83 | elem.webkitRequestFullScreen(); | |
84 | } | |
85 | } | |
86 | } | |
87 | ||
84436ccb | 88 | function switchModule(aModname) { |
14a57547 | 89 | gSounds.keyaction.play(); |
eabed1a4 RK |
90 | var sections = document.getElementsByTagName('section'); |
91 | for (var i = 0; i <= sections.length - 1; i++) { | |
1753d94a RK |
92 | if (sections[i].classList.contains("active")) { |
93 | window["gMod" + sections[i].id.replace("sect", "")].deactivate(); | |
94 | sections[i].classList.remove("active"); | |
95 | } | |
eabed1a4 RK |
96 | } |
97 | var navs = document.getElementById('navlist').children; | |
98 | for (var i = 0; i <= navs.length - 1; i++) { | |
99 | navs[i].classList.remove("active"); | |
100 | } | |
101 | ||
84436ccb | 102 | var navItem = document.getElementById("nav" + aModname); |
1b0ec1c4 | 103 | navItem.classList.add("active"); |
84436ccb | 104 | document.getElementById("sect" + aModname).classList.add("active"); |
1b0ec1c4 | 105 | document.getElementById("mainHeader").textContent = |
84436ccb | 106 | (aModname == "Other") ? "Web Tricorder" : navItem.textContent; |
1753d94a | 107 | |
84436ccb | 108 | window["gMod" + aModname].activate(); |
1753d94a RK |
109 | } |
110 | ||
111 | var gModPos = { | |
112 | activate: function() { | |
113 | if (navigator.geolocation) { | |
14a57547 | 114 | gSounds.scan.play(); |
1753d94a RK |
115 | document.getElementById("posunavail").style.display = "none"; |
116 | document.getElementById("posavail").style.display = "block"; | |
117 | this.watchID = navigator.geolocation.watchPosition( | |
118 | function(position) { | |
33a80b5e RK |
119 | document.getElementById("posLat").textContent = |
120 | position.coords.latitude + "°"; | |
121 | document.getElementById("posLong").textContent = | |
122 | position.coords.longitude + "°"; | |
123 | document.getElementById("posAlt").textContent = | |
124 | position.coords.altitude.toFixed(0) + " m"; | |
125 | document.getElementById("posAcc").textContent = | |
126 | position.coords.accuracy.toFixed(0) + " m"; | |
127 | document.getElementById("posAltAcc").textContent = | |
128 | position.coords.altitudeAccuracy.toFixed(0) + " m"; | |
129 | document.getElementById("posHead").textContent = | |
130 | position.coords.heading ? position.coords.heading.toFixed(0) + "°" : "---"; | |
131 | document.getElementById("posSpd").textContent = | |
132 | position.coords.speed ? position.coords.speed.toFixed(1) + " m/s" : "---"; | |
1753d94a RK |
133 | var locTime = new Date(position.timestamp); |
134 | document.getElementById("posTime").textContent = locTime.toISOString(); | |
135 | }, | |
136 | function(error) { | |
137 | // See https://developer.mozilla.org/en/Using_geolocation#Handling_errors | |
730b3151 RK |
138 | if (error.message) { |
139 | document.getElementById("posLat").textContent = error.message; | |
140 | document.getElementById("posLong").textContent = "..."; | |
141 | document.getElementById("posAlt").textContent = "..."; | |
142 | document.getElementById("posAcc").textContent = "..."; | |
143 | document.getElementById("posAltAcc").textContent = "..."; | |
144 | document.getElementById("posHead").textContent = "..."; | |
145 | document.getElementById("posSpd").textContent = "..."; | |
146 | document.getElementById("posTime").textContent = "..."; | |
48fd8f1a | 147 | setTimeout(function() { gModPos.deactivate(); }, 5000); |
730b3151 RK |
148 | } |
149 | else { | |
150 | document.getElementById("posunavail").style.display = "block"; | |
151 | document.getElementById("posavail").style.display = "none"; | |
152 | } | |
e6b9b946 | 153 | gSounds.scan.pause(); |
1753d94a | 154 | }, |
48fd8f1a | 155 | {enableHighAccuracy: true, maximumAge: 10000, timeout: 60000} |
1753d94a RK |
156 | ); |
157 | } | |
158 | else { | |
159 | document.getElementById("posunavail").style.display = "block"; | |
160 | document.getElementById("posavail").style.display = "none"; | |
161 | } | |
162 | }, | |
163 | deactivate: function() { | |
14a57547 | 164 | gSounds.scan.pause(); |
1753d94a RK |
165 | if (this.watchID) { |
166 | navigator.geolocation.clearWatch(this.watchID); | |
167 | } | |
168 | document.getElementById("posunavail").style.display = "block"; | |
169 | document.getElementById("posavail").style.display = "none"; | |
170 | document.getElementById("posLat").textContent = "..."; | |
171 | document.getElementById("posLong").textContent = "..."; | |
172 | document.getElementById("posAlt").textContent = "..."; | |
173 | document.getElementById("posAcc").textContent = "..."; | |
174 | document.getElementById("posAltAcc").textContent = "..."; | |
175 | document.getElementById("posHead").textContent = "..."; | |
176 | document.getElementById("posSpd").textContent = "..."; | |
177 | document.getElementById("posTime").textContent = "..."; | |
178 | }, | |
179 | watchID: null, | |
180 | } | |
181 | ||
182 | var gModGrav = { | |
183 | activate: function() { | |
14a57547 | 184 | gSounds.scan.play(); |
1753d94a RK |
185 | document.getElementById("gravunavail").style.display = "none"; |
186 | document.getElementById("gravavail").style.display = "block"; | |
187 | window.addEventListener("deviceorientation", this.orientEvent, true); | |
188 | window.addEventListener("devicemotion", this.motionEvent, true); | |
730b3151 RK |
189 | setTimeout(function() { |
190 | if ((document.getElementById("gravAlpha").textContent == "...") && | |
191 | (document.getElementById("gravX").textContent == "...")) { | |
192 | gModGrav.deactivate(); | |
193 | } | |
194 | }, 3000); | |
1753d94a RK |
195 | }, |
196 | deactivate: function() { | |
14a57547 | 197 | gSounds.scan.pause(); |
1753d94a RK |
198 | window.removeEventListener("deviceorientation", this.orientEvent, true); |
199 | window.removeEventListener("devicemotion", this.motionEvent, true); | |
200 | document.getElementById("gravunavail").style.display = "block"; | |
201 | document.getElementById("gravavail").style.display = "none"; | |
730b3151 RK |
202 | //document.getElementById("gravAbs").textContent = "..."; |
203 | document.getElementById("gravAlpha").textContent = "..."; | |
204 | document.getElementById("gravBeta").textContent = "..."; | |
205 | document.getElementById("gravGamma").textContent = "..."; | |
33a80b5e | 206 | document.getElementById("gravTotal").textContent = "..."; |
730b3151 RK |
207 | document.getElementById("gravX").textContent = "..."; |
208 | document.getElementById("gravY").textContent = "..."; | |
209 | document.getElementById("gravZ").textContent = "..."; | |
210 | //document.getElementById("gravRot").textContent = "..."; | |
1753d94a RK |
211 | }, |
212 | orientEvent: function(orientData) { | |
b5c483f2 RK |
213 | //document.getElementById("gravAbs").textContent = orientData.absolute; |
214 | document.getElementById("gravAlpha").textContent = orientData.alpha.toFixed(1) + "°"; | |
215 | document.getElementById("gravBeta").textContent = orientData.beta.toFixed(1) + "°"; | |
216 | document.getElementById("gravGamma").textContent = orientData.gamma.toFixed(1) + "°"; | |
1753d94a RK |
217 | }, |
218 | motionEvent: function(event) { | |
33a80b5e RK |
219 | var gravTotal = |
220 | Math.sqrt(Math.pow(event.accelerationIncludingGravity.x, 2) + | |
221 | Math.pow(event.accelerationIncludingGravity.y, 2) + | |
222 | Math.pow(event.accelerationIncludingGravity.z, 2)); | |
223 | document.getElementById("gravTotal").textContent = gravTotal.toFixed(2) + " m/s²"; | |
b5c483f2 RK |
224 | document.getElementById("gravX").textContent = event.accelerationIncludingGravity.x.toFixed(2) + " m/s²"; |
225 | document.getElementById("gravY").textContent = event.accelerationIncludingGravity.y.toFixed(2) + " m/s²"; | |
226 | document.getElementById("gravZ").textContent = event.accelerationIncludingGravity.z.toFixed(2) + " m/s²"; | |
227 | //document.getElementById("gravRot").textContent = event.rotationRate; | |
1753d94a RK |
228 | }, |
229 | } | |
230 | ||
39b2fdef RK |
231 | var gModSound = { |
232 | activate: function() { | |
233 | //gSounds.scan.play(); | |
bdfbab86 | 234 | if (navigator.getUserMedia && (window.AudioContext || window.webkitAudioContext)) { |
39b2fdef RK |
235 | document.getElementById("soundunavail").style.display = "none"; |
236 | document.getElementById("soundavail").style.display = "block"; | |
237 | navigator.getUserMedia({ audio: true }, | |
238 | function(aLocalMediaStream) { | |
239 | gModSound.mAudio.stream = aLocalMediaStream; | |
240 | gModSound.mAudio.context = new (window.AudioContext || window.webkitAudioContext)(); | |
241 | gModSound.mAudio.input = gModSound.mAudio.context.createMediaStreamSource(gModSound.mAudio.stream); | |
242 | // Could put a filter in between like in http://webaudioapi.com/samples/microphone/ | |
243 | gModSound.mDisplay.canvas = document.getElementById("soundcanvas"); | |
244 | gModSound.mDisplay.context = gModSound.mDisplay.canvas.getContext("2d"); | |
bdfbab86 | 245 | gModSound.rebuildCanvas(); |
39b2fdef RK |
246 | }, |
247 | function(err) { | |
248 | document.getElementById("soundunavail").style.display = "block"; | |
249 | document.getElementById("soundavail").style.display = "none"; | |
250 | console.log(err); | |
251 | } | |
252 | ); | |
253 | } | |
254 | else { | |
255 | document.getElementById("soundunavail").style.display = "block"; | |
256 | document.getElementById("soundavail").style.display = "none"; | |
257 | } | |
258 | }, | |
bdfbab86 RK |
259 | rebuildCanvas: function() { |
260 | if (gModSound.mDisplay.AFRequestID) { | |
261 | window.cancelAnimationFrame(gModSound.mDisplay.AFRequestID); | |
262 | gModSound.mDisplay.AFRequestID = 0; | |
263 | } | |
264 | gModSound.mDisplay.canvas.height = document.getElementById("soundavail").clientHeight - 4; | |
265 | gModSound.mDisplay.canvas.width = document.getElementById("soundavail").clientWidth; | |
266 | gModSound.mAudio.frequencySlices = (gModSound.mDisplay.canvas.width > 512) ? | |
267 | 512 : | |
268 | Math.pow(2, Math.floor(Math.log(gModSound.mDisplay.canvas.width) / Math.LN2)); | |
269 | //console.log("slices: " + gModSound.mAudio.frequencySlices); | |
270 | gModSound.mAudio.analyzer = gModSound.mAudio.context.createAnalyser(); | |
271 | // Make the FFT four times as large as needed as the upper three quarters turn out to be useless. | |
272 | gModSound.mAudio.analyzer.fftSize = gModSound.mAudio.frequencySlices * 4; | |
273 | //console.log("FFT: " + gModSound.mAudio.analyzer.fftSize); | |
274 | gModSound.mAudio.input.connect(gModSound.mAudio.analyzer); | |
275 | gModSound.mDisplay.context.setTransform(1, 0, 0, -(gModSound.mDisplay.canvas.height/256), 0, gModSound.mDisplay.canvas.height); | |
276 | gModSound.mDisplay.active = true; | |
277 | gModSound.mDisplay.AFRequestID = window.requestAnimationFrame(gModSound.paintAnalyzerFrame); | |
278 | }, | |
39b2fdef RK |
279 | mAudio: { |
280 | frequencySlices: 32, // Must be a multiple of 2 (see AnalyserNode.fftSize) | |
281 | }, | |
282 | mDisplay: { | |
283 | active: false, | |
284 | }, | |
285 | paintAnalyzerFrame: function(aTimestamp) { | |
286 | var data = new Uint8Array(gModSound.mAudio.frequencySlices); | |
287 | gModSound.mAudio.analyzer.getByteFrequencyData(data); | |
288 | gModSound.mDisplay.context.clearRect(0, 0, gModSound.mDisplay.canvas.width, gModSound.mDisplay.canvas.height); | |
289 | // Out of experience, only the first half of the slices are actually useful. | |
290 | var wid = gModSound.mDisplay.canvas.width / gModSound.mAudio.frequencySlices; | |
291 | var fill = "#9C9CFF"; | |
292 | for (var i = 0; i < gModSound.mAudio.frequencySlices; ++i) { | |
293 | var newFill = (data[i] > 200) ? "#FF0000" : ((data[i] > 100) ? "#FFCF00" : "#9C9CFF"); | |
294 | if (fill != newFill) { gModSound.mDisplay.context.fillStyle = newFill; fill = newFill; } | |
295 | gModSound.mDisplay.context.fillRect(i*wid, 0, wid, data[i]); | |
296 | } | |
297 | if (gModSound.mDisplay.active) | |
bdfbab86 RK |
298 | gModSound.mDisplay.AFRequestID = window.requestAnimationFrame(gModSound.paintAnalyzerFrame); |
299 | }, | |
300 | resize: function() { | |
301 | gModSound.rebuildCanvas(); | |
39b2fdef RK |
302 | }, |
303 | deactivate: function() { | |
b15d6e45 RK |
304 | if (gModSound.mDisplay.active) { |
305 | gModSound.mAudio.stream.stop(); | |
306 | gModSound.mDisplay.active = false; | |
307 | } | |
39b2fdef RK |
308 | gSounds.scan.pause(); |
309 | }, | |
310 | } | |
84436ccb | 311 | |
0c4c028b RK |
312 | var gModEnv = { |
313 | activate: function() { | |
314 | gSounds.scan.play(); | |
315 | document.getElementById("envunavail").style.display = "none"; | |
316 | document.getElementById("envavail").style.display = "block"; | |
317 | window.addEventListener("devicelight", this.lightEvent, true); | |
318 | window.addEventListener("deviceproximity", this.proxEvent, true); | |
319 | setTimeout(function() { | |
320 | if ((document.getElementById("envLight").textContent == "...") && | |
321 | (document.getElementById("envDistance").textContent == "...")) { | |
322 | gModEnv.deactivate(); | |
323 | } | |
324 | }, 5000); | |
325 | try { | |
326 | for (var cameraId of window.navigator.mozCameras.getListOfCameras()) { | |
327 | window.navigator.mozCameras.getCamera({camera: cameraId}, function(aCamera) { | |
328 | if (aCamera.capabilities.flashModes.indexOf('torch') !== -1) { | |
329 | this.flashCamera = aCamera; | |
330 | } | |
331 | }); | |
332 | } | |
333 | if (this.flashCamera) { | |
334 | document.getElementById("envFlashOn").onclick = gModEnv.switchFlashlight(true); | |
335 | document.getElementById("envFlashOff").onclick = gModEnv.switchFlashlight(false); | |
336 | document.getElementById("envFlashUnavail").style.display = "none"; | |
337 | document.getElementById("envFlashAvail").style.display = "block"; | |
338 | } | |
339 | } catch (e) { | |
340 | // camera api not supported | |
341 | document.getElementById("envFlashUnavail").style.display = "block"; | |
342 | document.getElementById("envFlashAvail").style.display = "none"; | |
343 | } | |
344 | }, | |
345 | deactivate: function() { | |
346 | gSounds.scan.pause(); | |
347 | window.removeEventListener("devicelight", this.lightEvent, true); | |
348 | window.removeEventListener("deviceproximity", this.proxEvent, true); | |
349 | document.getElementById("envunavail").style.display = "block"; | |
350 | document.getElementById("envavail").style.display = "none"; | |
351 | document.getElementById("envLight").textContent = "..."; | |
352 | document.getElementById("envDistance").textContent = "..."; | |
353 | }, | |
354 | lightEvent: function(lightData) { | |
355 | // See http://www.w3.org/TR/ambient-light/ | |
356 | document.getElementById("envLight").textContent = lightData.value + " lux"; | |
357 | }, | |
358 | proxEvent: function(proxData) { | |
359 | // See http://www.w3.org/TR/2012/WD-proximity-20120712/ | |
360 | if (proxData.value >= proxData.max) { | |
361 | document.getElementById("envDistance").textContent = "(maximum, >= " + proxData.value + " cm)"; | |
362 | } | |
363 | else if (proxData.value <= proxData.min) { | |
364 | document.getElementById("envDistance").textContent = "(minimum, <= " + proxData.value + " cm)"; | |
365 | } | |
366 | else { | |
367 | document.getElementById("envDistance").textContent = proxData.value + " cm"; | |
368 | } | |
369 | }, | |
370 | flashCamera: null, | |
371 | switchFlashlight: function(aEnabled) { | |
372 | if (this.flashCamera) { | |
373 | this.flashCamera.flashMode = aEnabled ? 'torch' : 'off'; | |
374 | } | |
375 | } | |
376 | } | |
377 | ||
84436ccb RK |
378 | var gModDev = { |
379 | activate: function() { | |
380 | gSounds.scan.play(); | |
381 | this.batteryTimer = | |
382 | setInterval(function () { gModDev.updateBattery(); }, 100); | |
383 | }, | |
384 | deactivate: function() { | |
385 | clearTimeout(this.batteryTimer); | |
386 | gSounds.scan.pause(); | |
387 | }, | |
388 | updateBattery: function() { | |
06b21738 RK |
389 | document.getElementById("devBattLevel").textContent = |
390 | (navigator.battery.level * 100).toFixed(1) + "%"; | |
391 | if (navigator.battery.charging) { | |
392 | if (navigator.battery.chargingTime == 0 || | |
393 | navigator.battery.chargingTime == Infinity) { | |
394 | document.getElementById("devBattStatus").textContent = "charging"; | |
395 | } | |
396 | else { | |
397 | document.getElementById("devBattStatus").textContent = | |
398 | "charging, " + navigator.battery.chargingTime + "s remaining"; | |
399 | } | |
400 | } | |
401 | else { | |
402 | if (navigator.battery.dischargingTime == 0 || | |
403 | navigator.battery.dischargingTime == Infinity) { | |
404 | document.getElementById("devBattStatus").textContent = "discharging"; | |
405 | } | |
406 | else { | |
407 | document.getElementById("devBattStatus").textContent = | |
408 | navigator.battery.dischargingTime + "s usage remaining"; | |
409 | } | |
410 | } | |
84436ccb RK |
411 | }, |
412 | batteryTimer: null, | |
413 | } | |
414 | ||
d3e5ba11 | 415 | var gModOther = { |
14a57547 RK |
416 | activate: function() { |
417 | //gSounds.scan.play(); | |
418 | }, | |
419 | deactivate: function() { | |
420 | gSounds.scan.pause(); | |
421 | }, | |
1753d94a RK |
422 | } |
423 | ||
424 | var gModNull = { | |
14a57547 RK |
425 | activate: function() { |
426 | //gSounds.scan.play(); | |
427 | }, | |
428 | deactivate: function() { | |
429 | gSounds.scan.pause(); | |
430 | }, | |
eabed1a4 | 431 | } |