tui-image-editor/src/js/command/resizeCanvasDimension.js

TOAST UI ImageEditor

import commandFactory from '@/factory/command';
import { commandNames } from '@/consts';

const command = {
  name: commandNames.RESIZE_CANVAS_DIMENSION,

  /**
   * resize the canvas with given dimension
   * @param {Graphics} graphics - Graphics instance
   * @param {{width: number, height: number}} dimension - Max width & height
   * @returns {Promise}
   */
  execute(graphics, dimension) {
    return new Promise((resolve) => {
      this.undoData.size = {
        width: graphics.cssMaxWidth,
        height: graphics.cssMaxHeight,
      };

      graphics.setCssMaxDimension(dimension);
      graphics.adjustCanvasDimension();
      resolve();
    });
  },

  /**
   * @param {Graphics} graphics - Graphics instance
   * @returns {Promise}
   */
  undo(graphics) {
    graphics.setCssMaxDimension(this.undoData.size);
    graphics.adjustCanvasDimension();

    return Promise.resolve();
  },
};

commandFactory.register(command);

export default command;