MediaWiki:Common.js: mudanças entre as edições

Edição das 22h50min de 4 de novembro de 2024

/* Códigos JavaScript aqui colocados serão carregados por todos aqueles que acessarem alguma página deste wiki */
var coll = document.getElementsByClassName("collapsible-battle-pass");
var i;

for (i = 0; i < coll.length; i++) {
  coll[i].addEventListener("click", function() {
    this.classList.toggle("active");
    var content = this.nextElementSibling;
    if (content.style.maxHeight){
      content.style.maxHeight = null;
    } else {
      content.style.maxHeight = content.scrollHeight + "px";
    } 
  });
}

var coll = document.getElementsByClassName("collapsible-pokemon");
var p;

for (p = 0; p < coll.length; p++) {
  coll[p].addEventListener("click", function() {
    this.classList.toggle("active");
    var content = this.nextElementSibling;
    if (content.style.maxHeight){
      content.style.maxHeight = null;
    } else {
      content.style.maxHeight = content.scrollHeight + "px";
    } 
  });
}
var tUpload = document.getElementById('t-upload');
      var pTb = document.getElementById('p-tb');

      if (!tUpload) {
        if (pTb) {
          pTb.style.display = 'none';
        }
      }


/* Teste */

function slider(){
  const slider = document.querySelectorAll('.slide');
  const timer = 10000;
  slider[0].style.display = 'block';
  bullets = sliderBulletsCreation(slider);
  sliderLoop(slider, timer, bullets);
};

function sliderLoop(slider, timer, bullets){
  var timeoutFunction = [];
  for (var i = 0; slide = slider[i] && (i < slider.length); i++) {
    timeoutFunction.push(setTimeout(sliderAnim.bind(null, slider, i, timer, bullets), i*timer));
  };
  bullets.forEach(function(bullet, index){
    bullet.addEventListener("click", function(event){
      console.log(index);
      timeoutFunction.forEach(function(element){
        clearTimeout(element);
      });
      var t=0;
      for (var i = index; slide = slider[i] && (i < slider.length); i++) {
        timeoutFunction.push(setTimeout(sliderAnim.bind(null, slider, i, timer, bullets), t*timer));
        t++;
      };
    })
  })
};

function sliderAnim(slider, i, timer, bullets){
  slider.forEach(function(slide){
    slide.style.display = 'none';
  })
  bullets.forEach(function(bullet){
    bullet.style.backgroundColor = "#e5e5e5";
  })
  slider[i].style.display = 'block';
  bullets[i].style.backgroundColor = "#007ee5";
  if (i == (slider.length - 1)){setTimeout(sliderLoop.bind(null,slider, timer, bullets), timer)};
};

function sliderBulletsCreation(slider){
  const sliderContainer = document.querySelector('.slider2');
  const length = slider.length;
  const bullets = [];
  for (var i = 0; slide = slider[i] && (i < slider.length); i++) {
    var bullet = document.createElement("div");
    bullet.classList.add('slider-bullet');
    bullet.style.right = 20 + (i * 30) + 'px';
    bullet.style.width = "20px";
    bullet.style.height = "20px";
    sliderContainer.appendChild(bullet);
    bullets.push(bullet);
  }
  return bullets;
};

slider();


const img = document.getElementById('source-image');
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');

img.onload = function() {
    // Desenhar a imagem no canvas para análise
    canvas.width = img.width;
    canvas.height = img.height;
    ctx.drawImage(img, 0, 0);

    const imageData = ctx.getImageData(0, 0, img.width, img.height);
    const pixels = imageData.data;

    let top = img.height, left = img.width, right = 0, bottom = 0;

    // Iterar pelos pixels para encontrar bordas do conteúdo
    for (let y = 0; y < img.height; y++) {
        for (let x = 0; x < img.width; x++) {
            const i = (y * img.width + x) * 4;
            const alpha = pixels[i + 3];

            if (alpha > 0) { // Pixel não é transparente
                if (x < left) left = x;
                if (x > right) right = x;
                if (y < top) top = y;
                if (y > bottom) bottom = y;
            }
        }
    }

    // Calcular a largura e altura do conteúdo visível
    const width = right - left;
    const height = bottom - top;

    // Redimensionar o canvas e redesenhar o conteúdo cortado
    canvas.width = width;
    canvas.height = height;
    ctx.clearRect(0, 0, canvas.width, canvas.height);
    ctx.drawImage(img, left, top, width, height, 0, 0, width, height);
};