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function main() {
runCarousel();
runPosts();
// -- Note! We require a black background to properly see the WebGL, so we handle that here.
var bodyElement = document.querySelector('body');
var themeButtonList = document.querySelectorAll('#theme_selector > button');
themeButtonList.forEach(function(themeButton) {
if (themeButton.id !== 'theme_button_default') {
themeButton.addEventListener('click', function() {
bodyElement.style.background = 'black';
});
}
else {
themeButton.addEventListener('click', function() {
bodyElement.style.background = 'white';
});
}
})
}
function runCarousel() {
var carouselContainer = document.getElementById("carousel"),
imageContainer = document.getElementById('image_container'),
leftButton = document.getElementById('carousel_left'),
rightButton = document.getElementById('carousel_right');
// Carousel logic
var carouselPosition = 0,
numImages = imageContainer.children.length;
function onCarouselRight() {
carouselPosition = (carouselPosition + 1);
if (carouselPosition === numImages) {
carouselPosition = 0;
}
updateCarousel();
}
function onCarouselLeft() {
carouselPosition = (carouselPosition - 1);
if (carouselPosition < 0) {
carouselPosition = numImages - 1;
}
updateCarousel();
}
function onImageClicked() {
}
function updateCarousel() {
var children = imageContainer.children,
numChildren = imageContainer.children.length,
selectedChildPosition = -(carouselPosition * 240);
imageContainer.style.transform = 'translate(' + selectedChildPosition + 'px, 0)';
for (var i = 0; i < children.length; i++) {
var image = children[i];
if (i !== carouselPosition) {
if (i === (carouselPosition - 1) % numImages) {
image.style.opacity = 0.3;
} else if (i !== 0 && i === (carouselPosition + 1) % numImages) {
image.style.opacity = 0.3;
} else {
image.style.opacity = 0;
}
} else {
image.style.opacity = 1;
}
}
rightButton.style.visibility = (carouselPosition === numImages - 1) ? 'hidden' : 'visible';
leftButton.style.visibility = (carouselPosition === 0) ? 'hidden' : 'visible';
}
updateCarousel();
leftButton.addEventListener('click', onCarouselLeft);
rightButton.addEventListener('click', onCarouselRight);
}
function runPosts() {
}
main();
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