File: toastui/src/js/command/rotate.js

/**
 * @author NHN Ent. FE Development Team <[email protected]>
 * @fileoverview Rotate an image
 */
import commandFactory from '../factory/command';
import consts from '../consts';

const {componentNames, commandNames} = consts;
const {ROTATION} = componentNames;

const command = {
    name: commandNames.ROTATE_IMAGE,

    /**
     * Rotate an image
     * @param {Graphics} graphics - Graphics instance
     * @param {string} type - 'rotate' or 'setAngle'
     * @param {number} angle - angle value (degree)
     * @returns {Promise}
     */
    execute(graphics, type, angle) {
        const rotationComp = graphics.getComponent(ROTATION);

        this.undoData.angle = rotationComp.getCurrentAngle();

        return rotationComp[type](angle);
    },
    /**
     * @param {Graphics} graphics - Graphics instance
     * @returns {Promise}
     */
    undo(graphics) {
        const rotationComp = graphics.getComponent(ROTATION);
        const {angle} = this.undoData;

        return rotationComp.setAngle(angle);
    }
};

commandFactory.register(command);

module.exports = command;