INNER CODE UNIT · JavaScript

selectCard

moshang-ax/lottery · product/src/lottery/index.js:474

function selectCard(duration = 600) {
  rotate = false;
  let width = 140,
    tag = -(currentLuckys.length - 1) / 2,
    locates = [];

  // 计算位置信息, 大于5个分两排显示
  if (currentLuckys.length > 5) {
    let yPosition = [-87, 87],
      l = selectedCardIndex.length,
      mid = Math.ceil(l / 2);
    tag = -(mid - 1) / 2;
    for (let i = 0; i < mid; i++) {
      locates.push({
        x: tag * width * Resolution,
        y: yPosition[0] * Resolution
      });
      tag++;

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