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

JAB TOAST UI Component: ImageEditor

/**
 * @author NHN Ent. FE Development Team <dl_javascript@nhn.com>
 * @fileoverview Resize a canvas
 */
import commandFactory from '../factory/command';
import {Promise} from '../util';
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;