@drincs/pixi-vn/dist/functions/TickerUtility.js

Pixi'VN is a npm package that provides various features for creating visual novels.

'use strict';

// src/functions/TickerUtility.ts
function updateTickerProgression(args, propertyName, progression, valueConvert) {
  let limit = valueConvert && progression.limit ? valueConvert(progression.limit) : progression.limit;
  if (args[propertyName] === void 0 || !progression || args[propertyName] === limit) {
    return;
  }
  if (typeof args[propertyName] === "number") {
    if (progression.type === "linear") {
      args[propertyName] = getLinearProgression(args[propertyName], progression);
    } else if (progression.type === "exponential") {
      args[propertyName] = getExponentialProgression(args[propertyName], progression);
    }
  } else if (args[propertyName] !== void 0 && typeof args[propertyName] === "object" && args[propertyName].haveOwnProperty("x") && args[propertyName].haveOwnProperty("y") && typeof args[propertyName].x === "number" && typeof args[propertyName].y === "number") {
    if (progression.type === "linear") {
      args[propertyName].x = getLinearProgression(args[propertyName].x, progression);
      args[propertyName].y = getLinearProgression(args[propertyName].y, progression);
    } else if (progression.type === "exponential") {
      args[propertyName].x = getExponentialProgression(args[propertyName].x, progression);
      args[propertyName].y = getExponentialProgression(args[propertyName].y, progression);
    }
  }
}
function getLinearProgression(number, progression, valueConvert) {
  let limit = valueConvert && progression.limit ? valueConvert(progression.limit) : progression.limit;
  let amt = valueConvert ? valueConvert(progression.amt) : progression.amt;
  if (limit !== void 0) {
    if (number > limit && amt > 0) {
      return limit;
    } else if (number < limit && amt < 0) {
      return limit;
    }
  }
  return number + amt;
}
function getExponentialProgression(number, progression, valueConvert) {
  let limit = valueConvert && progression.limit ? valueConvert(progression.limit) : progression.limit;
  if (limit !== void 0) {
    if (number > limit && progression.percentage > 0) {
      return limit;
    } else if (number < limit && progression.percentage < 0) {
      return limit;
    }
  }
  return number + number * progression.percentage;
}

exports.updateTickerProgression = updateTickerProgression;
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