image-stylize/composables/index.ts

Image Stylize Library is a TypeScript library for image processing and filter effects.

import {
  TEffectType,
  TGaussianBlurConfig,
  TGrayScaleConfig,
  TLecaConfig,
  TSize,
  TTextyConfig,
} from "../types/stylize";
import { LoadGaussianBlur } from "./blur";
import { LoadTexty } from "./texty";
import { LoadGrayscale } from "./grayscale";
import { LoadLeca } from "./leca";
import { LoadPixel } from "./pixel";
import { LoadOilPainting } from "./oil";

export const EffectMap: Record<TEffectType, Function> = {
  blur: LoadGaussianBlur,
  texty: LoadTexty,
  grayscale: LoadGrayscale,
  leca: LoadLeca,
  pixel: LoadPixel,
  oil: LoadOilPainting,
};

/**
 * load effect
 * @param effect
 * @description load effect
 */
export const loadEffect = async (effect: {
  type: TEffectType;
  data: (TGaussianBlurConfig | TTextyConfig | TGrayScaleConfig | TLecaConfig) &
    TSize;
}): Promise<HTMLCanvasElement | false> => {
  const type = effect.type;
  if (!effect.data || !type || !EffectMap[type]) {
    return false;
  }

  const canvas = await EffectMap[type]({ ...effect.data });
  return canvas;
};