/*
 * Copyright 2015-present Open Networking Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { Injectable } from '@angular/core';
import { FnService } from '../util/fn.service';
import { LogService } from '../../log.service';

/**
 * ONOS GUI -- SVG -- Util Service
 *
 * The SVG Util Service provides a miscellany of utility functions.
 */
@Injectable({
    providedIn: 'root',
})
export class SvgUtilService {

    constructor(
        private fs: FnService,
        private log: LogService
    ) {
        this.log.debug('SvgUtilService constructed');
    }

    translate(x: number[], y?: any): string {
        if (this.fs.isA(x) && x.length === 2 && !y) {
            return 'translate(' + x[0] + ',' + x[1] + ')';
        }
        return 'translate(' + x + ',' + y + ')';
    }
}