kashire/lainchan
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adjust volume with scroll wheel

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This commit is contained in:
ccd0 2014-03-04 19:53:20 -08:00
parent 0ef2db58ea
commit e4210300ce
2 changed files with 35 additions and 4 deletions
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28
expandvideo.js
View File

@ -29,6 +29,7 @@ function setupVideo(thumb, url) {
}
}
// Create video element if does not exist yet
function getVideo() {
if (video == null) {
video = document.createElement("video");
@ -70,6 +71,7 @@ function setupVideo(thumb, url) {
}
}
// Clicking on thumbnail expands video
thumb.addEventListener("click", function(e) {
if (setting("videoexpand") && !e.shiftKey && !e.ctrlKey && !e.altKey && !e.metaKey) {
getVideo();
@ -106,6 +108,7 @@ function setupVideo(thumb, url) {
}
}
// Hovering over thumbnail displays video
thumb.addEventListener("mouseover", function(e) {
if (setting("videohover")) {
getVideo();
@ -140,6 +143,24 @@ function setupVideo(thumb, url) {
thumb.addEventListener("mouseout", unhover, false);
// Scroll wheel on thumbnail adjusts default volume
thumb.addEventListener("wheel", function(e) {
if (setting("videohover")) {
var volume = setting("videovolume");
if (e.deltaY > 0) volume -= 0.1;
if (e.deltaY < 0) volume += 0.1;
if (volume < 0) volume = 0;
if (volume > 1) volume = 1;
if (video != null) {
video.muted = (volume == 0);
video.volume = volume;
}
changeSetting("videovolume", volume);
e.preventDefault();
}
}, false);
// [play once] vs [loop] controls
function setupLoopControl(i) {
loopControls[i].addEventListener("click", function(e) {
loop = (i != 0);
@ -182,8 +203,13 @@ function setupVideosIn(element) {
}
if (window.addEventListener) window.addEventListener("load", function(e) {
document.body.insertBefore(settingsMenu, document.body.firstChild);
// Insert menu from settings.js
if (typeof settingsMenu != "undefined") document.body.insertBefore(settingsMenu, document.body.firstChild);
// Setup Javascript events for videos in document now
setupVideosIn(document);
// Setup Javascript events for videos added by updater
if (window.MutationObserver) {
var observer = new MutationObserver(function(mutations) {
for (var i = 0; i < mutations.length; i++) {

11
settings.js
View File

@ -3,10 +3,15 @@ function setting(name) {
return JSON.parse(localStorage[name]);
}
// Settings should be changed with this function
function changeSetting(name, value) {
localStorage[name] = JSON.stringify(value);
}
// Default settings
function setDefault(name, value) {
if (!(name in localStorage)) {
localStorage[name] = JSON.stringify(value);
changeSetting(name, value);
}
}
setDefault("videoexpand", true);
@ -38,9 +43,9 @@ function refreshSettings() {
function setupControl(control) {
if (control.addEventListener) control.addEventListener("change", function(e) {
if (control.type == "checkbox") {
localStorage[control.name] = JSON.stringify(control.checked);
changeSetting(control.name, control.checked);
} else if (control.type == "range") {
localStorage[control.name] = JSON.stringify(control.value);
changeSetting(control.name, control.value);
}
}, false);
}